☆ 4.8 Review

Rational design of NiMn-based electrode materials for high-performance supercapacitors

COORDINATION CHEMISTRY REVIEWS (2024)

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Article Electrochemistry

Incorporation of carbon nanotubes in sulfide-based binary composite to enhance the storage performance of supercapattery devices

Muhammad Waqas Iqbal et al.

Summary: This study synthesized NiMnS and CNT-incorporated NiMnS/CNT materials using a specific synthesis method, and found that the incorporation of CNT significantly improves storage capacity. The designed supercapattery device showed outstanding specific capacity and power density at a low current density.

JOURNAL OF APPLIED ELECTROCHEMISTRY (2023)

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Article Chemistry, Physical

Embedding of conductive Ag nanoparticles among honeycomb-like NiMn layered double hydroxide nanosheet arrays for ultra-high performance flexible supercapacitors

Hucheng Fu et al.

Summary: In this study, honeycomb-like NiMn-layered double-hydroxide (NiMn-LDH) nanosheet arrays with numerous electron/ion channels, a large number of active sites, considerable redox reversibility, and significant electrical conductivity were synthesized. The synthesized nanosheets were used to fabricate a high-capacity binder-free electrode and a solid-state asymmetric supercapacitor (ASC) with ultrahigh energy density.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2023)

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Article Chemistry, Physical

Heterostructure of nickel cobalt metaphosphate nanoneedles decorated with NiMn layered double hydroxide nanosheets for supercapacitors br

Ge Ye et al.

Summary: Constructing a rational heterostructured composite consisting of nickel cobalt metaphosphate nanoneedles decorated with nickel manganese layered double hydroxide nanosheets, this study demonstrates enhanced electrochemical performance of supercapacitors. The heterostructure provides abundant electroactive sites, short pathways for electron/ion transport, and volume change buffering, resulting in high capacity and retention. The hybrid supercapacitor based on this electrode material exhibits a high energy density and cycle stability, showcasing the potential of this approach in advanced energy storage devices.

APPLIED SURFACE SCIENCE (2023)

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Article Engineering, Environmental

Spatially dual-confined metallic selenide double active centers for boosting potassium ion storage

Juan Gong et al.

Summary: A multi-interface engineered iron-nickel bimetallic selenide is designed as an efficient anode material for potassium-ion batteries. It exhibits fast electron transport, reduced ionic diffusion resistance, and good cycling performance. The space-confined multi-heterointerface design shows potential for high-performance PIBs electrode materials.

CHEMICAL ENGINEERING JOURNAL (2023)

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Article Electrochemistry

Nickel foam supported hierarchical NiCo2S4@NiFe LDH heterostructures as highly efficient electrode for long cycling stability supercapacitor

Syeda Sughra Rabbani et al.

Summary: In this study, hierarchical NiCo2S4@NiFe LDH heterostructure nanosheet arrays were synthesized and used as supercapacitor electrodes. The results showed that the incorporation of NiFe significantly improved the capacitive performance of the heterostructure, with a specific capacitance of 827 Fg-1 and excellent cycling stability.

ELECTROCHIMICA ACTA (2023)

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Article Chemistry, Physical

Recent advances and perspectives on graphene-based gels for superior flexible all-solid-state supercapacitors

Yong Zhang et al.

Summary: Flexible all-solid-state supercapacitors (FASSS) are a new generation of energy storage devices that have received extensive attention due to their high power density, flexibility, light weight, small size, safety, and long cycle life. The electrode and electrolyte materials of FASSS greatly influence its electrochemical properties, making them subjects of wide study and research. Graphene-based gel with 3D network structure, combining the physicochemical properties of graphene and gel's structural properties, is a novel material used in FASSS to improve its electrochemical performance and functional properties. This paper presents the preparation strategies and structural regulation methods of graphene-based gels, and summarizes their application in FASSS electrode and electrolyte materials. The effect mechanisms of functionalized graphene-based gels on electrochemical properties, mechanical properties, and various functional properties are discussed, and the prospects and challenges of graphene-based gels in FASSS are analyzed.

JOURNAL OF POWER SOURCES (2023)

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Article Materials Science, Multidisciplinary

Improved electrochemical performance and charge storage mechanism of NiMnCoO4 by XPS study

Pavithra Dhandapani et al.

Summary: Ni and Mn-based oxides have gained attention for supercapacitor application due to their high abundance and specific capacitance. However, their charge storage mechanism is not well understood. In this study, NiMn2O4 and NiMnCoO4 were synthesized and their charge storage mechanism was investigated using XPS. Both NiMn2O4 and NiMnCoO4 showed high capacitance and cycling stability, with NiMnCoO4 demonstrating better performance. This study provides valuable insights for the application of these materials in supercapacitors.

MATERIALS CHEMISTRY AND PHYSICS (2023)

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Article Chemistry, Analytical

Hierarchical NiMn-LDH Hollow Spheres as a Promising Pseudocapacitive Electrode for Supercapacitor Application

Jai Kumar et al.

Summary: In this study, a simple template-free strategy was proposed to synthesize hierarchical hollow sphere NiMn-LDH material with high surface area and exposed active sites for supercapacitor application. The template-free approach allowed the natural nucleation of Ni-Mn ions resulting in thin sheets that self-assembled into a hollow sphere, offering expanded interlayer spaces and abundant redox-active sites.

MICROMACHINES (2023)

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Article Chemistry, Multidisciplinary

Dandelion-Like CuCo2O4@ NiMn LDH Core/Shell Nanoflowers for Excellent Battery-Type Supercapacitor

Wenhua Zhao et al.

Summary: Dandelion-like CuCo2O4 nanoflowers with ultrathin NiMn layered double hydroxide shells were fabricated via a two-step hydrothermal method. The prepared CuCo2O4@NiMn LDH core/shell nanoflowers possessed a high specific surface area and exhibited typical battery-type electrode material characteristics. An asymmetric supercapacitor with CuCo2O4@NiMn LDH nanoflowers//activated carbon showed outstanding capacitance and cycling stability.

NANOMATERIALS (2023)

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Article Chemistry, Physical

Multi-color materials NiMn LDH loaded on activated carbon as electrode for electrochemical performance investigation

Yuqing Yang et al.

Summary: 3D multicolour NiMn LDH nano-particles were prepared using a one-step formula with different levels of Mn and various N sources. Adding suitable Mn content to G-NiMn LDH improved its structural integrity and electrochemical performance. In-situ growth of G-NiMn LDH nano-materials on F-doped activated carbon material increased active sites and rate capability. This study provides a novel viewpoint on understanding the structural and surface chemical characteristics of LDH electrode materials.

APPLIED SURFACE SCIENCE (2023)

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Article Electrochemistry

Preparation and electrochemical properties of cobalt aluminum layered double hydroxide/carbon-based integrated composite electrode materials for supercapacitors

Yong Zhang et al.

Summary: By using a one-step hydrothermal method, researchers have constructed a special structure of CoAl-LDH/carbon-based composite integrated electrode materials, improving their electrochemical properties. Among them, CoAl-LDH/activated carbon composites exhibit the best capacitance performance. Adding a small amount of ethanol to the solvent can enhance the specific capacitance and cycling stability of CoAl-LDH/activated carbon composites at high current density.

ELECTROCHIMICA ACTA (2023)

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Article Energy & Fuels

Hierarchical Flower-like NiMn-LDH@MnCo2S4 Grown on Nickle Foam as a High-Specific Capacity Faradaic Electrode

Muhammad Arslan Raza et al.

Summary: In order to enhance the electrochemical performance and lifespan of supercapacitor electrode materials, scientists are developing hierarchical nanostructures. In this study, a hierarchically structured NiMn-LDH@MnCo2S4 with a flower-like morphology was synthesized on nickel foam using a hydrothermal method. The hierarchical structure exhibited improved electrochemical activity. The resulting hybrid electrode, NiMn-LDH@MnCo2S4 Faradaic, showed a specific capacity of 341.1 mAh g-1 (1228 C g-1) at a current density of 2 A g-1, surpassing that of the pristine MnCo precursor and MnCo2S4 with specific capacities of 37.5 mAh g-1 and 150.6 mAh g-1 (542.2 C g-1), respectively, at the same current density. Furthermore, the hybrid electrode exhibited exceptional cyclic stability of 95%.

ENERGY & FUELS (2023)

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Review Chemistry, Physical

p Research progress in preparation and application of spinel-type metallic oxides (M>2)

Shengnan Lin et al.

Summary: This paper focuses on the synthetic methods of metal spinel oxides (MSOs) and their applications in adsorption catalysis, magnetic materials, electrodes, and sensors. The modifications and applications of AB2O4 (M > 2, B = Al, Fe, Co, and Mn) MSOs are compared. The advantages and disadvantages of MSO synthetic methods are briefly introduced and discussed. The future development trends and application extensions for MSO syntheses are also discussed.

JOURNAL OF ALLOYS AND COMPOUNDS (2023)

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Article Chemistry, Physical

Realizing stable electrochemical performance using MnNi2O4 micro/nano mesospheres prepared by self-template route

Haowen Liu et al.

Summary: In this paper, MnNi2O4 micro/nano multiporous spheres were prepared using a simple impregnation and calcination method. The lithium storage performance and supercapacitor behavior of the synthesized material were investigated. The results showed stable lithium ion capacity, low resistance, and potential applications in energy storage devices.

INTERNATIONAL JOURNAL OF HYDROGEN ENERGY (2022)

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Review Physics, Applied

Plasmonic nanostructure integrated two-dimensional materials for optoelectronic devices

Dhiman Kalita et al.

Summary: This paper discusses the exploration of two-dimensional materials for optoelectronic applications in the past decade and highlights their optical and electronic properties. Integration with other two-dimensional materials or plasmonic metal nanostructures is shown to enhance light absorption efficiency and influence electronic properties. Additionally, the optoelectronic properties of plasmonic nanostructure integrated two-dimensional heterostructures are also overviewed.

JOURNAL OF PHYSICS D-APPLIED PHYSICS (2022)

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Review Chemistry, Physical

Advances and challenges in improvement of the electrochemical performance for lead-acid batteries: A comprehensive review

Yong Zhang et al.

Summary: This paper analyzes the current research status and main shortcomings of LABs, reviews the related research work of improving the chemical properties of LABs, and provides guidance and ideas for the preparation and engineering application of high-performance LABs, as well as prospecting the challenges and future improvement technologies of LABs.

JOURNAL OF POWER SOURCES (2022)

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Article Materials Science, Ceramics

Birth of the sol-gel method: early history

Sumio Sakka

Summary: The sol-gel method is a versatile technique for manufacturing a wide range of high-tech materials, from traditional optical glass to electronics, chemistry, and other fields, with broad application prospects.

JOURNAL OF SOL-GEL SCIENCE AND TECHNOLOGY (2022)

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Article Chemistry, Multidisciplinary

A porous MOF-derived NiMn2O4 material and its superior energy storage performance for high-performance supercapacitors

Hao Yuan et al.

Summary: In this work, Ni,Mn-metal-organic framework (MOF) and C@NiMn2O4 materials were synthesized on a nickel foam support using a simple and scalable electrochemical deposition strategy. The obtained materials showed flower-like and hierarchical star-like morphologies, providing favorable paths for electrolyte ion penetration and enhanced contact area. These materials exhibited high specific capacitance, good rate capability, and cycling stability, making them promising candidates for energy storage applications.

NEW JOURNAL OF CHEMISTRY (2022)

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Article Engineering, Environmental

Micron-sized NiMn-glycerate solid spheres as cathode materials for all-solid-state asymmetric supercapacitor with superior energy density and cycling life

Shanshan Ding et al.

Summary: Developing electrode materials with good electro-chemical performances is a great challenge. Poor adhesion between nano-electrode materials and conducting substrate restricts the practical application of high performance nano-electrode materials. In this study, micron-sized NiMn-glycerate (NiMn-Gly) solid spheres were synthesized as cathode material of supercapacitor, delivering excellent electrochemical performances and providing a breakthrough for the practical application of supercapacitors.

CHEMICAL ENGINEERING JOURNAL (2022)

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Article Electrochemistry

A novel NiMn2O4@NiMn2S4 core-shell nanoflower@nanosheet as a high-performance electrode material for battery-type capacitors

Xinrong Lv et al.

Summary: This study presents a novel NiMn2O4@NiMn2S4 core-shell nanoflower@nanosheet material that shows excellent electrochemical characteristics and application prospects as an electrode material for battery-type capacitors.

ELECTROCHIMICA ACTA (2022)

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Article Chemistry, Physical

Fabrication of hierarchical NiCo2S4 nanotubes@NiMn-LDH nanosheets core-shell hybrid arrays on Ni foam for high-performance asymmetric supercapacitors

Ying Xue et al.

Summary: The present study successfully synthesized a core-shell hybrid structure of NiCo2S4 nanotubes@NiMn-LDH nanosheets on Ni foam. The optimized NiCo2S4 @NiMn-LDH electrode exhibited high specific capacity and excellent cycling stability, making it promising for energy storage applications.

JOURNAL OF ALLOYS AND COMPOUNDS (2022)

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Article Chemistry, Physical

Design and construction of hierarchical Ni3S2 @V-doped NiMn-LDH heterostructure on rGO/Ni foam as an advanced electrode for battery-supercapacitor hybrid devices

Guohong Zhang et al.

Summary: Transition metal dopant engineering and rational architecture design have been proven effective to improve electrode energy storage properties. In this study, V-doped NiMn layered double hydroxide composites showed enhanced electrochemical performance at 15% V doping, leading to the successful electrodeposition of Ni3S2 layer. The resulting Ni3S2 @ NMV-L/rGO-15 composite exhibited excellent electrochemical performance, high specific capacity, and long-term stability, making it a promising electrode material for high-performance battery-supercapacitor hybrid devices.

JOURNAL OF ALLOYS AND COMPOUNDS (2022)

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Article Chemistry, Physical

Constructing nickel cobaltate @nickel-manganese layered double hydroxide hybrid composite on carbon cloth for high-performance flexible supercapacitors

Huanhao Xiao et al.

Summary: Flexible supercapacitors with high performance have been developed by designing a hierarchically hybrid electrode. The hybrid electrode exhibits high areal capacitance, excellent cyclic stability, and good rate performance. Furthermore, when paired with an activated carbon/carbon cloth anode, a flexible solid-state asymmetric supercapacitor with high energy/power density and superior capacitive stability is assembled.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2022)

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Article Materials Science, Multidisciplinary

Coupling Bimetallic NiMn-MOF Nanosheets on NiCo2O4 Nanowire Arrays with Boosted Electrochemical Performance for Hybrid Supercapacitor

Jing Zhang et al.

Summary: Metal-organic frameworks (MOFs) are promising electrode materials for supercapacitors due to their rich porosity, large surface area, and abundant redox sites. However, the low electrical conductivity and tendency to agglomerate of most MOFs have limited their energy storage applications. In this study, researchers fabricated bimetallic NiMn-MOF nanosheets on the surface of NiCo2O4 nanowire arrays to improve the electrochemical performance of the hybrid arrays in supercapacitors. The optimized NiCo2O4@NiMn-MOF electrode exhibited a high specific capacity and was used to assemble a flexible solid-state hybrid supercapacitor with excellent energy density, mechanical flexibility, and electrochemical durability.

MATERIALS RESEARCH BULLETIN (2022)

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Article Materials Science, Coatings & Films

Investigation of pulse current densities and temperatures on electrodeposition of tin-copper alloys

Pattraporn Krajaisri et al.

Summary: Tin-copper alloys are widely used in various applications due to their superior performance in terms of corrosion resistance, lubrication, and visual appearance. Electrodeposition is a commonly used coating process for fabricating such alloys, but it often leads to whisker growth. This study investigates the effect of electrodeposition's pulsing current densities and temperatures on the electrodeposits of tin-copper alloys, and characterizes their microstructures, chemical compositions, crystalline phases, corrosion resistance, and adhesivity.

SURFACE & COATINGS TECHNOLOGY (2022)

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Article Chemistry, Multidisciplinary

Construction of Hierarchical NiCo2O4@NiFe-LDH Core-Shell Heterostructure for High-performance Positive Electrode for Supercapacitor

Dapeng Luo et al.

Summary: In this study, a hierarchical NiCo2O4@NiFe-layered double hydroxide (NiCo2O4@NiFe-LDH) heterostructure was successfully synthesized and investigated as a high-performance positive electrode for supercapacitors. The unique structure provides high conductivity and a large surface area, leading to excellent electrochemical performance including high areal specific capacitance, small charge-transfer resistance, and superior cycling stability.

CHEMNANOMAT (2022)

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Article Energy & Fuels

A novel 3D MnNi2O4@MnNi2S4 core-shell nano array for ultra-high capacity electrode material for supercapacitors

Xinrong Lv et al.

Summary: A novel 3D MnNi2O4@MnNi2S4 core-shell nano array was grown on nickel foam via an in-situ growth method. The material exhibited a unique core-shell structure and provided abundant active sites for rapid electrochemical reactions, resulting in high specific capacitance and excellent electrochemical properties.

JOURNAL OF ENERGY STORAGE (2022)

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Article Engineering, Environmental

Showcasing advanced electrocatalytic behavior of layered double hydroxide wrapped on carbon nanotubes: Real-time monitoring of L-cysteine in biological matrices

Ayesha Aziz et al.

Summary: A novel hybrid nanoarchitecture for detecting L-cysteine has been successfully fabricated by wrapping NiAl LDH nanosheets onto CNTs, showing excellent sensing performance with wide linear range, high sensitivity, low limit of detection, superb reproducibility, and selectivity against interferents. This sensing system has been utilized for real-time monitoring of L-cysteine effluxes from living cells and in-vitro detection of L-cysteine concentrations in human samples.

CHEMICAL ENGINEERING JOURNAL (2022)

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Article Electrochemistry

Hierarchical nanocomposites of nickel/iron-layered double hydroxide ultrathin nanosheets strong-coupled with nanocarbon networks for enhanced oxygen evolution reaction

Xiong Yin et al.

Summary: A facile and cost-effective synthesis strategy was developed to prepare NiFe-LDH/CNT@GNR nanocomposites with excellent OER performance and stability. The hierarchical nanocomposite structure, including porous nanocarbon networks and tightly anchored NiFe-LDH nanosheets, enables rapid electrocatalytic kinetics and high stability.

ELECTROCHIMICA ACTA (2022)

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Article Electrochemistry

High-capacity binderless supercapacitor electrode obtained from sulfidation large interlayer spacing of NiMn-LDH

Yan Cheng et al.

Summary: This study focuses on the synthesis of NiMn-LDH nanoarrays with large interlayer spacing through incomplete sulfidation modification. The modified material exhibits excellent electrochemical performance, with high energy density and capacity retention when assembled into a hybrid supercapacitor.

ELECTROCHIMICA ACTA (2022)

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Article Chemistry, Physical

Reasonable design and synthesis of nickel manganese sulfide nanoparticles derived from metal organic frameworks as electrode materials for supercapacitors

Xiaokun Wang et al.

Summary: The study successfully synthesized bimetal sulfide Ni/Mn-S and found that it has higher specific capacitance and cycle rate performance. Moreover, an asymmetric supercapacitor was successfully assembled using Ni/Mn-S as the positive electrode and activated carbon as the negative electrode.

JOURNAL OF POWER SOURCES (2022)

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Article Energy & Fuels

Unveiling the role of surface functional groups for the design of nickel manganese/reduced graphene oxide based composite electrode material for high performance asymmetric supercapacitor

Souvik Ghosh et al.

Summary: The effect of transition metal ions on the preparation of bimetallic/reduced graphene oxide composites was studied, and the results showed that the crystal structure, morphology, and electrochemical performance of the composites were largely dependent on the host metal ions. An asymmetric supercapacitor device with high specific capacitance, energy density, and power density was fabricated using the synthesized composites.

JOURNAL OF ENERGY STORAGE (2022)

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Article Energy & Fuels

Gamma radiation induced synthesis of Ag decorated NiMn2O4 nanoplates with enhanced electrochemical performance for asymmetric supercapacitor

M. I. A. Abdel Maksoud et al.

Summary: In this study, Ag decorated NiMn2O4 nanoplates were synthesized with the assistance of gamma radiation, and they showed high capacitance and cycle stability as potential electrodes for supercapacitors.

JOURNAL OF ENERGY STORAGE (2022)

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Article Energy & Fuels

A multi-layer-structured nickel-based electrode for high-performance binder-free asymmetric quasi-solid-state hybrid supercapacitors

Yueming Lin et al.

Summary: A novel multi-layer-structured Ni-Mn LDH/rGO/Ni(OH)(2)@Ni foam electrode is synthesized, exhibiting excellent electrochemical performance with high specific capacity and energy density. The construction idea of this electrode shows promise for high-performance supercapacitors.

JOURNAL OF ENERGY STORAGE (2022)

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Review Electrochemistry

Atomic Layer Deposition for Electrochemical Energy: from Design to Industrialization

Zhe Zhao et al.

Summary: The demand for high-performance devices in electrochemical energy conversion and storage has rapidly increased. Tremendous efforts have been made in the field, including adopting new materials, modifying existing materials, and producing new structures. Atomic layer deposition (ALD) has been widely used in producing electrode materials for electrochemical energy devices. Recent breakthroughs in ALD for the design of advanced materials and structures in electrochemical energy devices are discussed in this review. ALD has the potential to become an important, commercially available, and widely used method in the industry.

ELECTROCHEMICAL ENERGY REVIEWS (2022)

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Review Electrochemistry

Self-Supported Graphene Nanosheet-Based Composites as Binder-Free Electrodes for Advanced Electrochemical Energy Conversion and Storage

Bowen Ren et al.

Summary: This review presents the preparation strategies and properties of self-supported graphene nanosheet-based composites (GNBCs). It also highlights recent developments in integrated binder-free electrodes for practical applications such as lithium-ion batteries and supercapacitors. The challenges and future perspectives in this emerging field are also discussed.

ELECTROCHEMICAL ENERGY REVIEWS (2022)

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Article Energy & Fuels

High-loading and high-performance NiMn layered double hydroxide nanosheets supported on nickel foam for supercapacitor via sodium dodecyl sulfonate intercalation

Xiaoliang Wang et al.

Summary: The NiMn-LDH supported on nickel foam with the addition of SDS achieves both high loadings and high capacitance performances, leading to the highest energy density and capacitance retention in hybrid supercapacitors.

JOURNAL OF ENERGY STORAGE (2022)

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Article Energy & Fuels

A high-performance asymmetric supercapacitor using composite electrodes of layered double hydroxides and holey reduced graphene oxide

Wei Yan et al.

Summary: In this study, a hybrid material of nickel-manganese LDH/holey reduced graphene oxide (NiMn-LDH/hrGO) was synthesized using a one-step solvothermal technique. The addition of hrGO improved the conductivity and surface area of the NiMn-LDH/hrGO electrode. The material exhibited high specific capacity and excellent capacity retention in supercapacitors.

JOURNAL OF ENERGY STORAGE (2022)

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Article Chemistry, Physical

Facile synthesis of NiFe2O4 nanoparticle with carbon nanotube composite electrodes for high-performance asymmetric supercapacitor

Mani Sivakumar et al.

Summary: This study prepared spinel NiFe2O4 enclosed carbon nanotube nanocomposites and investigated their physiochemical characteristics. The results showed that the nanocomposite exhibited excellent charge storage performance in a 2 M KOH electrolyte.

COLLOIDS AND SURFACES A-PHYSICOCHEMICAL AND ENGINEERING ASPECTS (2022)

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Article Materials Science, Multidisciplinary

Spherical spinel NiMn2O4 in-situ grown on MWCNT via solvothermal synthesis for supercapacitors

Wenhao Peng et al.

Summary: In this study, spherical spinel NiMn2O4 was in-situ grown on MWCNT using solvothermal method, and NiMn2O4/MWCNT-1.0 was prepared by sol-gel method for comparison. The effect of preparation methods and MWCNT content on the specific capacitance of the composite was investigated. The results showed that NiMn2O4/MWCNT-1.0 composite prepared by solvothermal method with an addition of 1.0 g MWCNT exhibited the highest specific capacitance, energy density, and power density. The combination of NiMn2O4 and MWCNT significantly improved the diffusion coefficient of OH- ions, and the diffusion coefficient of NiMn2O4/MWCNT-1.0 prepared by solvothermal method was about 320 times that of sol-gel method. The capacitance retention rate after 5000 cycles was approximately 64%.

DIAMOND AND RELATED MATERIALS (2022)

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Article Electrochemistry

Partial sulfur doping induced lattice expansion of NiFe2O4 with enhanced electrochemical capacity for supercapacitor application

Xicheng Gao et al.

Summary: This study improves the electrochemical performance of nickel ferrite in supercapacitors by partial sulfur doping, which combines the advantages of oxides and sulfides.

ELECTROCHIMICA ACTA (2022)

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Article Chemistry, Physical

Morphology engineering of Ni6MnO8/NiMn2O4 nanostructures through in-situ solvothermal synthesis controlling for electrochemical hydrogen storage inquiries

Foroozan Samimi et al.

Summary: Murdochite-type Ni6MnO8-based 3D structures were synthesized for electrochemical hydrogen storage, and a novel strategy was developed to fabricate Ni6MnO8/NiMn2O4 composite via in-situ synthesis controlled by carboxylic acids. The optimized products show promising hydrogen storage performance.

INTERNATIONAL JOURNAL OF HYDROGEN ENERGY (2022)

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Article Chemistry, Physical

Synthesis of CoAl-LDH@Ni(OH)2 high-performance supercapacitor electrode composites by hydrothermal-assisted electrodeposition

Yong Zhang et al.

Summary: A novel hydrothermal-assisted electrodeposition method is used to combine CAL and Ni(OH)(2) into a new 3D structure, effectively enhancing the electrochemical performance of CAL. The CAL-C composite exhibits higher specific capacitance at low current density and significant improvement compared to pure CAL at high current density.

IONICS (2022)

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Article Chemistry, Physical

MOF-derived Mo-CoP@NiFe LDH hierarchical nanosheets for high- performance hybrid supercapacitors

Xing Chen et al.

Summary: Well-designed Mo-CoP@NiFe layered double hydroxide (LDH) hierarchical nanosheets exhibit enhanced specific capacitance and cycling stability. The hierarchical structure facilitates electron/ion transport and provides numerous electroactive sites, while the synergistic effects between Mo-CoP and NiFe LDH enhance the performance.

JOURNAL OF ALLOYS AND COMPOUNDS (2022)

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Article Chemistry, Physical

g-C3N4 promoted NiFe-LDH self-assemble high performance supercapacitor composites

Zhimin Li et al.

Summary: The study successfully fabricated a hybrid electrode of soluble graphitic carbon nitride (SCN) nanosheets and NiFe-LDH nanosheets, which showed impressive capacitance and long-term stability, indicating great potential for high-performance energy storage devices.

JOURNAL OF ALLOYS AND COMPOUNDS (2022)

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Article Chemistry, Physical

Lattice-strain engineering of CoOOH induced by NiMn-MOF for high-efficiency supercapacitor and water oxidation electrocatalysis

Shunyu Yao et al.

Summary: In this study, NiMn-MOF@CoOOH with multiple lattice strains was developed to enhance the electrochemical reaction kinetics. The introduction of multiple strains stabilizes the material and facilitates ion conduction, while also introducing additional electrochemically active sites. The double-layer sheet structure provides more electrochemical active interfaces and reduces ion transport distance, promoting rapid diffusion of electrolyte ions. This research offers a novel lattice strain engineering strategy for advanced materials in sustainable applications.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2022)

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Article Chemistry, Physical

Hierarchical NiMn/NiMn-LDH/ppy-C induced by a novel phase-transformation activation process for long-life supercapacitor

Saisai Yao et al.

Summary: This study reports a three-stage strategy to reduce the sheet size of NiMn-LDH to the nanometer scale, in order to improve the structural integrity and electron/mass transfer kinetics. The combination of nanosizing and hierarchical structure resulted in superior cycling stability.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2022)

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Article Energy & Fuels

Flower-like MnNi2O4-MnNi2S4 core@shell composite electrode as battery-type supercapacitors

Xinrong Lv et al.

Summary: A novel flower-like MnNi2O4-MnNi2S4 core@shell composite electrode with outstanding electrochemical performance has been successfully synthesized. The electrode exhibits high specific capacity and energy density, as well as good cycling performance. The core@shell structure of the electrode is expected to have significant potential for practical applications.

JOURNAL OF ENERGY STORAGE (2022)

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Review Energy & Fuels

A review on biomass-derived activated carbon as electrode materials for energy storage supercapacitors

Lu Luo et al.

Summary: This article provides an overview of the activation methods and mechanisms used in various biomass activated carbons, as well as a review of their recent application in electrochemical supercapacitors. It discusses the effects of activation treatment on the morphology and pore structure of activated carbon materials and summarizes the impact of different factors on supercapacitor performance. The article also summarizes the current state of research, future development prospects, and challenges in promoting the application of biomass activated carbons in various fields.

JOURNAL OF ENERGY STORAGE (2022)

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Article Green & Sustainable Science & Technology

Hierarchical NiFe2O4-NiAl-LDH arrays immobilized on activated carbon cloth for bifunctional application on high-performance supercapacitors and solar steam generation

Yulian Chen et al.

Summary: This study proposes a bifunctional material based on NiFe2O4 spinel ferrite for supercapacitors and solar steam generation. The NiFe2O4-NiAl-LDH-ACC composite exhibits excellent electrochemical stability, conductivity, light absorption, and evaporation rate. It provides vital design inspiration and enlightenment for energy storage and photothermal conversion.

SUSTAINABLE MATERIALS AND TECHNOLOGIES (2022)

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Article Nanoscience & Nanotechnology

NiMn-Layered Double Hydroxide Porous Nanoarchitectures as a Bifunctional Material for Accelerated p-Nitrophenol Reduction and Freestanding Supercapacitor Electrodes

Vikas Sharma et al.

Summary: This work presents a rational strategy for tuning the interfacial surface chemistry in NiMn LDH phase to obtain grassy-mat-like porous nanoarchitectures. The approach enhances the reversible reactions by providing a high specific surface area for ions' adsorption and desorption, resulting in excellent catalytic activity and supercapacitor performance. The fabricated symmetric supercapacitor exhibits high energy and power density, retaining a high capacitance after 5000 charge-discharge cycles.

ACS APPLIED NANO MATERIALS (2022)

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Review Chemistry, Multidisciplinary

Self-Supporting Metal-Organic Framework- Based Nanoarrays for Electrocatalysis

Fayan Li et al.

Summary: This review highlights the latest research progress in developing metal-organic framework (MOF)-based nanoarrays for electrocatalysis. MOF-based nanoarrays possess tunable compositions, well-defined structures, and abundant active sites, enabling them to exhibit superior electrocatalytic performance in various reactions. The design, synthesis strategies, and applications of MOF-based nanoarrays in electrocatalytic reactions are summarized.

ACS NANO (2022)

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Article Chemistry, Physical

Experimental and DFT studies on spinel NiMn2O4 flower derived from bimetallic MOF as an efficient electrode for next-generation supercapacitor

S. Kishore Babu et al.

Summary: Metal-organic frameworks (MOFs) are used as a template to develop pre-designed metal oxide nanostructures. In this study, bimetallic MOF-derived Nickel Manganese oxide was synthesized and used as an electrode material for supercapacitors. The material showed high specific capacitance, good cycle life, and a porous structure. The findings contribute to the development of next-generation supercapacitors.

COLLOIDS AND SURFACES A-PHYSICOCHEMICAL AND ENGINEERING ASPECTS (2022)

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Article Electrochemistry

Unveiling the surface dominated capacitive properties in flexible ternary polyaniline/NiFe2O4/reduced graphene oxide nanocomposites hydrogel electrode for supercapacitor applications

Silki Sardana et al.

Summary: In this study, 3D ternary nanocomposites hydrogel were fabricated using a two-step synthesis approach on carbon cloth, which were further used as binder-free supercapacitor electrode. The resulting hydrogel exhibited excellent capacitance performance and cyclic stability, as well as outstanding rate capability and high specific power and energy. These excellent electrochemical characteristics were attributed to the specific microstructure and synergistic effect of the material.

ELECTROCHIMICA ACTA (2022)

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Article Chemistry, Physical

MOF-derived Mo-CoP@NiFe LDH hierarchical nanosheets for high-performance hybrid supercapacitors

Xing Chen et al.

Summary: The well-designed hierarchical nanosheets composed of different components can enhance specific capacitances and cycling stabilities of electrode materials. The Mo-CoP@NiFe LDH electrode exhibited large specific capacity and good long-term stability, while the hybrid supercapacitor delivered high energy density and outstanding cycling stability.

JOURNAL OF ALLOYS AND COMPOUNDS (2022)

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Article Chemistry, Multidisciplinary

Metal-organic frameworks for advanced aqueous ion batteries and supercapacitors

Lingjun Kong et al.

Summary: Metal-organic frameworks (MOFs) have great potential for electrochemical energy storage applications, but their instability in aqueous solutions limits their development. Efforts have been made to construct stable MOFs and control their derivation processes for optimizing performance. This review discusses the chemical and thermal stability of MOFs in aqueous conditions and comprehensively reviews recent research on MOF-based aqueous ion batteries and supercapacitors, providing guidelines for designing high-performance aqueous electrochemical devices.

ENERGYCHEM (2022)

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Review Chemistry, Physical

Modified Metal-Organic Frameworks for Electrochemical Applications

Kefan Chen et al.

Summary: This review presents the characteristics and advantages of metal-organic frameworks (MOFs), as well as the synthesis, structure characterization, and electrochemical application of modified MOFs. Furthermore, it discusses the challenges and application prospects of modified MOFs in energy storage and conversion.

SMALL STRUCTURES (2022)

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Article Materials Science, Multidisciplinary

Bimetallic Metal-Organic Framework with High-Adsorption Capacity toward Lithium Polysulfides for Lithium-sulfur Batteries

Pengbiao Geng et al.

Summary: This study demonstrates that incorporating Cu2+ into Al-MOF to form bimetallic Al/Cu-MOF as a sulfur host material can improve the adsorption capacity to lithium polysulfides. The melt-diffusion process to obtain sulfur-containing Al/Cu-MOF-S shows improved cyclic performance in Li-S batteries.

ENERGY & ENVIRONMENTAL MATERIALS (2022)

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Article Chemistry, Physical

g-C3N4 promoted NiFe-LDH self-assemble high performance supercapacitor composites

Zhimin Li et al.

Summary: By successfully fabricating a high-performance electrode through electrostatic self-assembly, this study demonstrates impressive specific capacitance, energy density, power density, and long-term stability for LDH-based energy storage devices.

JOURNAL OF ALLOYS AND COMPOUNDS (2022)

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Article Chemistry, Physical

Electrospinning-Based Strategies for Battery Materials

Xiaoyan Li et al.

Summary: Electrospinning is a popular technique for preparing 1D nanomaterials that can be assembled into 2D/3D structures. When combined with other material processing techniques, it allows for powerful synthesis strategies to tailor the structural and compositional features of energy storage materials. The use of electrospun frameworks in enhancing electronic conductivity and structural integrity of electrodes shows promise for future applications in energy storage.

ADVANCED ENERGY MATERIALS (2021)

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Article Chemistry, Analytical

Colloidal synthesis of NiMn2O4 nanodisks decorated reduced graphene oxide for electrochemical applications

Ahmad Umar et al.

Summary: This work describes the preparation of spinel NiMn2O4 nanodisks decorated reduced graphene oxide (rGO) via low-temperature colloidal solution method and analyzes their performances as electro-active electrode for electrochemical sensor and supercapacitors. The results showed high sensitivity and specific capacitance of the NiMn2O4/rGO composite, making it a promising electrode material for high-performance sensing and supercapacitors.

MICROCHEMICAL JOURNAL (2021)

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Article Materials Science, Ceramics

Nickel-manganese phosphate: An efficient battery-grade electrode for supercapattery devices

Shahid Alam et al.

Summary: The study investigates the charge storage mechanism of NiMn(PO4)(2) binary metal phosphates synthesized through sono-chemical method. The material shows high Q(s) and excellent cyclic stability in supercapattery devices, exhibiting high specific energy and power. Analysis using Dunn's model and power law reveals the contributions to total capacity and the hybrid nature of the device.

CERAMICS INTERNATIONAL (2021)

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Article Engineering, Environmental

Stacking fault disorder induced by Mn doping in Ni(OH)2 for supercapacitor electrodes

Zhiguo Zhang et al.

Summary: The study proposed a strategy to improve the cycling performance of Mn-doped NiMn-LDH by controlling the Mn doping level and occupied site, effectively modulating the electronic configuration and layer stacking mode to stabilize the structure. This resulted in high capacity, excellent rate capability, and superior cycling performance, demonstrating the potential for modulation of local environment to enhance the cycling performance of nickel-based electrode materials for energy storage and conversion applications.

CHEMICAL ENGINEERING JOURNAL (2021)

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Article Energy & Fuels

Lignin-derived carbon nanofibers-laminated redox-active-mixed metal sulfides for high-energy rechargeable hybrid supercapacitors

Kugalur Shanmugam Ranjith et al.

Summary: This study successfully designed high-performance binder-free electrodes with embedded Ni-Mn sulfide nanograins on 3D lignin-derived carbon nanofibers, achieving high conductivity and excellent properties, and demonstrated an aqueous hybrid supercapacitor assembly with high energy density and cycling stability.

INTERNATIONAL JOURNAL OF ENERGY RESEARCH (2021)

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Article Chemistry, Physical

2D porous layered NiFe2O4 by a facile hydrothermal method for asymmetric supercapacitor

Tianfu Huang et al.

Summary: 2D porous layered NiFe2O4 nanostructures were successfully synthesized through a facile hydrothermal method and subsequent high-temperature calcination route. The as-prepared electrode displayed high specific capacitance, excellent capacitance retention rate, and long cycle life, making it a promising candidate for asymmetric supercapacitors.

IONICS (2021)

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Article Chemistry, Physical

Nickel ferrite beehive-like nanosheets for binder-free and high-energy-storage supercapacitor electrodes

Edmund Samuel et al.

Summary: This study presents a facile method for the growth of beehive-like NiFe2O4 nanosheets, which can reduce electron transport distances in supercapacitor electrodes. By tuning the deposition duration, abundant energy storage sites and controlled cavities are achieved to facilitate electrolytic ion diffusion and enhance electrochemical performances. The synergistic effect of advantageous cavities and active sites in the nanosheets results in excellent stability and high capacitance retention rate after numerous charging and discharging cycles.

JOURNAL OF ALLOYS AND COMPOUNDS (2021)

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Article Electrochemistry

Optimized electrosynthesis approach of Manganese-Nickel- Cobalt chalcogenide nanosheet arrays as binder-free battery materials for asymmetric electrochemical supercapacitors

Nashaat Ahmed et al.

Summary: This study presents a one-pot electrodeposition method for Mn-Ni-Co-S binder-free nanosheets on carbon cloth as a flexible substrate, which exhibit unique specific capacity with excellent stability and energy density.

ELECTROCHIMICA ACTA (2021)

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Article Electrochemistry

Investigating the excellent electrochemical energy storage performance in heterogeneous interfaces of Co9S8@NiMn oxide by photoirradiation

Hui Qian et al.

Summary: The hierarchical core-shell structure with excellent heterointerface designed in this work promotes electron transfer rate and kinetics of redox reaction, leading to positive electrochemical performance. The study demonstrates the practical application value of the prepared nanotube arrays in power sources for electronic products.

ELECTROCHIMICA ACTA (2021)

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Article Chemistry, Physical

Tailoring polysulfide trapping and kinetics by engineering hollow carbon bubble nanoreactors for high-energy Li-S pouch cells

Lei Wang et al.

Summary: A novel carbon foam integrated by hollow carbon bubble nanoreactors with ultrahigh pore volume was designed for high sulfur content and tailored polysulfide trapping and ion/electron transport kinetics. In-situ Raman spectroscopy further enhanced the understanding of electrochemical reaction mechanism for the cathode, leading to high specific capacitances and exceptional practical energy density in Li-S pouch cells.

NANO RESEARCH (2021)

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Review Chemistry, Physical

Metal-Organic Frameworks: Synthetic Methods and Potential Applications

Catherine P. Raptopoulou

Summary: Metal-organic frameworks (MOFs) are porous materials constructed from metal ions or oligonuclear metallic complexes and organic ligands. They exhibit high porosity, large specific surface area, and high thermal stability. These materials have potential applications in environment, energy, and biomedicine, as well as being useful as catalysts, sensors, and various functional materials.

MATERIALS (2021)

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Article Energy & Fuels

Binary composites of nickel-manganese phosphates for supercapattery devices

Meshal Alzaid et al.

Summary: This study demonstrated a cost-effective and green synthesis of Ni-Mn based binary metallic phosphates through a one-step sono-chemical method. By modifying the aspect ratio of Mn in Ni, the composites showed enhanced electrochemical performance for energy storage applications. The supercapattery device with Ni0.75Mn0.25(PO4)2 as positive electrode exhibited exceptional specific energy and power, along with excellent cyclic stability, making it valuable for advanced energy storage devices.

JOURNAL OF ENERGY STORAGE (2021)

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Article Engineering, Environmental

Pomegranate-inspired Zn2Ti3O8/TiO2@C nanospheres with pseudocapacitive effect for ultra-stable lithium-ion batteries

Lei Wang et al.

Summary: A novel strategy was developed to prepare pomegranate-inspired nanospheres in which ultrafine Zn2Ti3O8/TiO2 nanoparticles are embedded in a hierarchical carbon framework (Zn2Ti3O8/TiO2@C). This structure effectively reduces Li+ diffusion distance, relieves volume expansion, and induces additional pseudocapacitive effect, leading to a high capacity and remarkable cycling life of the Zn2Ti3O8/TiO2@C electrode. This work provides beneficial enlightenment for novel material structure design and accelerates the application of Zn2Ti3O8 in lithium-ion batteries.

CHEMICAL ENGINEERING JOURNAL (2021)

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Article Chemistry, Physical

Investigation of morphological changes on nickel manganese oxide and their capacitance activity

Sengodu Prakash et al.

Summary: Varied morphologies of NiMn2O4 were synthesized using the hydrothermal method for capacitance activity testing. The ethylene glycol-assisted NiMn2O4 showed advantages in terms of high specific capacity, superior cyclability, and good rate capability.

COLLOIDS AND SURFACES A-PHYSICOCHEMICAL AND ENGINEERING ASPECTS (2021)

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Article Electrochemistry

Optimization of cobalt-manganese binary sulfide for high performance supercapattery devices

Muhammad Zahir Iqbal et al.

Summary: The binary metal sulfide Co0.5Mn0.5S synthesized by sonochemical approach demonstrated excellent electrochemical performance, making it a promising electrode material for high-performance supercapattery applications.

ELECTROCHIMICA ACTA (2021)

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Article Energy & Fuels

Green synthesis of nickel-manganese/polyaniline-based ternary composites for high-performance supercapattery devices

Shahid Alam et al.

Summary: The study reports the synthesis of nickel-manganese phosphate and polyaniline-based ternary composites via a facile sonochemical method for high-performance energy storage applications. The composites show excellent electrochemical performance, with the supercapattery device delivering remarkable specific energy and power, along with high capacity retention after 5000 cycles. Dunn's model confirms the hybrid nature of the device, showcasing the potential of these ternary composites for cost-effective and efficient energy storage systems.

INTERNATIONAL JOURNAL OF ENERGY RESEARCH (2021)

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Article Chemistry, Physical

Effect of soft template on NiMn-LDH grown on nickel foam for battery-type electrode materials

Jiabao Liu et al.

Summary: NiMn-LDH materials were successfully synthesized using a hydrothermal method on nickel foam, with CTAB, PVP, PVA, and SDS as template agents. The prepared materials showed high capacity and cycle stability, with the P-NM material exhibiting a specific capacity of 692.8 C g(-1) and excellent durability. The hybrid supercapacitor device based on P-NM and activated carbon electrode demonstrated a high energy density of 57.71 Wh kg(-1) and satisfactory cycle stability.

IONICS (2021)

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Article Chemistry, Multidisciplinary

Accelerated Synthesis of Graphene Oxide from Graphene

Mariana C. F. Costa et al.

Summary: Graphene oxide (GO) obtained through an environmentally friendly modified Hummers method shows unique physical and chemical properties suitable for various industrial applications. The absence of intercalant agents leads to a significantly reduced reaction time, making it a promising alternative for applications in different fields.

NANOMATERIALS (2021)

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Article Energy & Fuels

Metal-Organic Framework (MOF)-Assisted Construction of Core-Shell Nanoflower-like CuO/CF@NiCoMn-OH for High-Performance Supercapacitor

Liling Lei et al.

Summary: The study investigated the design of an innovative electrode structure, prepared using a metal-organic framework (MOF)-assisted growth strategy and simple hydrothermal dynamics. The optimized electrode structure exhibited distinguished specific capacity, high energy density, and power density under a potential window of 1.5 V.

ENERGY & FUELS (2021)

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Article Materials Science, Multidisciplinary

Bimetallic MOF-derived (CuCo)Se nanoparticles embedded in nitrogen-doped carbon framework with boosted electrochemical performance for hybrid supercapacitor

Peiheng Sun et al.

Summary: Transition metal selenides are important materials for hybrid supercapacitors, and in this study, bimetallic copper cobalt selenide nano-particles were synthesized in N-doped carbon layers using metal-organic framework as templates. The resulting electrode demonstrated high specific capacity, outstanding rate capability, and cycling stability, leading to a hybrid supercapacitor device with high energy density and long-term cycling stability.

MATERIALS RESEARCH BULLETIN (2021)

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Review Chemistry, Multidisciplinary

Two-dimensional nanomaterials with engineered bandgap: Synthesis, properties, applications

Yu Wang et al.

Summary: Two-dimensional nanomaterials, such as graphene, germanene, and phosphorene, have attracted significant research interests due to their excellent properties. This review article focuses on the feasibility, methods, and effects of bandgap engineering in two-dimensional nanomaterials, emphasizing the importance of optimizing application performance.

NANO TODAY (2021)

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Article Nanoscience & Nanotechnology

Enhanced electrochemical performance of MnNi2O4/rGO nanocomposite as pseudocapacitor electrode material and methanol electro-oxidation catalyst

Mohammad Bagher Askari et al.

Summary: The study aims to synthesize Ni-Mn oxide and its hybrid with rGO for applications as supercapacitor electrodes and methanol oxidation catalysts. Electrochemical analysis demonstrated that the MnNi2O4/rGO hybrid showed good stability and high specific capacitance.

NANOTECHNOLOGY (2021)

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Review Nanoscience & Nanotechnology

Recent advances in transition metal oxides with different dimensions as electrodes for high-performance supercapacitors

Yongpeng Ma et al.

Summary: This study summarizes recent advances in transition metal oxides as electrodes for high-performance supercapacitors in different dimensions, highlighting the importance of the relationship between structure and property in designing and synthesizing high-performance transition metal oxide-based supercapacitor electrodes.

ADVANCED COMPOSITES AND HYBRID MATERIALS (2021)

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Article Nanoscience & Nanotechnology

Integrated Battery-Capacitor Electrodes: Pyridinic N-Doped Porous Carbon-Coated Abundant Oxygen Vacancy Mn-Ni-Layered Double Oxide for Hybrid Supercapacitors

Subin Jiang et al.

Summary: An integrated BatCap electrode Mn-Ni LDO-C with excellent electrochemical performance was successfully synthesized in this study, showing promising application prospects in the field of energy storage.

ACS APPLIED MATERIALS & INTERFACES (2021)

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Review Chemistry, Multidisciplinary

Two-dimensional MOFs: Design & Synthesis and Applications

Yuting Lin et al.

Summary: Two-dimensional materials, including two-dimensional MOF, have garnered significant attention for their unique properties and potential applications. The applications of two-dimensional MOF spanning catalysis, supercapacitors, gas adsorption/separation, sensors have been increasingly explored by researchers. Challenges and opportunities in this field have been discussed to offer a promising outlook for future developments.

CHEMISTRY-AN ASIAN JOURNAL (2021)

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Review Chemistry, Inorganic & Nuclear

Recent advances and challenges of electrode materials for flexible supercapacitors

Yong Zhang et al.

Summary: Flexible supercapacitors, integrated into textiles, have shown great potential in real-time health monitoring due to their simple production process, low cost, and superior performance. Current research focuses on the synthesis and performance of various flexible substrates, as well as discussing future development trends and challenges in practical applications.

COORDINATION CHEMISTRY REVIEWS (2021)

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Article Electrochemistry

Constructing an efficient conductive network with carbon-based additives in metal hydroxide electrode for high-performance hybrid supercapacitor

Guoshen Yang et al.

Summary: A highly effective binary conductive additive composed of CNTs and CNHs was developed and successfully applied to modify CoAl LDH electrodes, demonstrating superior electrochemical performance with enhanced specific capacitance, rate capability, and stable cycle life. The hybrid supercapacitor device based on this design strategy exhibited high energy density and good cycling ability, showing potential applications in other energy storage systems.

ELECTROCHIMICA ACTA (2021)

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Article Chemistry, Physical

Hierarchical design of core-shell structured Ni3S2/CoAl-LDH composites on rGO/Ni foam with enhanced electrochemical properties for asymmetric supercapacitor

Haicheng Xuan et al.

Summary: In this study, three-dimensional hierarchical hybrid composites Ni3S2/CoAl-LDH/rGO were successfully fabricated, showing excellent electrochemical performance with high specific capacitance and cycling stability, indicating great potential as electrode materials for energy storage devices.

JOURNAL OF ALLOYS AND COMPOUNDS (2021)

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Article Chemistry, Physical

MgCo2O4@NiMn layered double hydroxide core-shell nanocomposites on nickel foam as superior electrode for all-solid-state asymmetric supercapacitors

Zhiqiang Liu et al.

Summary: In this work, MgCo2O4@NiMn layered double hydroxide core-shell structured nanocomposites on Ni foam are synthesized and exhibit excellent electrochemical performance and potential applications in energy storage devices.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2021)

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Article Chemistry, Physical

Augmenting the electrochemical performance of NiMn2O4 by doping of transition metal ions and compositing with rGO

M. Sandhiya et al.

Summary: The NiMn2O4 (NMO)/rGO nanocomposite doped with transition metal ions (TMIs) like Co2+ and Zn2+ was synthesized via a simple sol-gel method for supercapacitor fabrication. The presence of metal ions in the nanocomposite was confirmed by XPS and HR-TEM techniques. The fabricated electrode exhibited high specific capacitance and cycle stability, making it a promising material for high-energy supercapacitors.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2021)

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Article Materials Science, Multidisciplinary

One-step sonochemical synthesis of NiMn-LDH for supercapacitors and overall water splitting

Mutawara Mahmood Baig et al.

Summary: Transition metals are of great interest for their applications in supercapacitors and overall water splitting. A NiMn layer double hydroxide (NiMn-LDH) electrode synthesized at 4 hours reaction time has a high capacitance and exhibits superior electrochemical properties due to enhanced redox reactions of NiMn-LDH nanosheets.

JOURNAL OF MATERIALS SCIENCE (2021)

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Article Materials Science, Multidisciplinary

One-pot synthesis of MnX2O4(X = Co, Ni)/graphite nanoflakes composites as high-performance supercapacitor electrodes

Shanshan Wang et al.

Summary: A facile one-pot hydrothermal strategy was used to synthesize MnCo2O4/GNF and MnNi2O4/GNF composites, demonstrating high specific capacitance and good cycling performance. The asymmetric supercapacitor with these composites showed a high energy density, indicating potential for next-generation energy storage electrodes.

MATERIALS RESEARCH BULLETIN (2021)

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Article Materials Science, Multidisciplinary

Probing the electrochemical properties of NiMn2O4 nanoparticles as prominent electrode materials for supercapacitor applications

Suprimkumar D. Dhas et al.

Summary: NiMn2O4 (NMO) powders prepared by the sol-gel method demonstrate improved electrochemical performance with varying annealing temperatures and KOH electrolyte concentrations. The NMO1 electrode exhibits higher specific capacitance in 6M KOH electrolyte, indicating good electrochemical utilization and an effective charge storage mechanism.

MATERIALS SCIENCE AND ENGINEERING B-ADVANCED FUNCTIONAL SOLID-STATE MATERIALS (2021)

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Article Nanoscience & Nanotechnology

Rationally designed NiMn LDH@NiCo2O4 core-shell structures for high energy density supercapacitor and enzyme-free glucose sensor

Jiahui Li et al.

Summary: The study demonstrates that a multi-metal synergy and rationally designed core-shell structure are critical to the electrochemical performance of bifunctional electrodes.

NANOTECHNOLOGY (2021)

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Editorial Material Materials Science, Ceramics

A decade of discovery: A review of MXenes, the family of 2D transition metal carbides and nitrides

Yury Gogotsi

AMERICAN CERAMIC SOCIETY BULLETIN (2021)

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Article Materials Science, Coatings & Films

Direct chemical synthesis of interlaced NiMn-LDH nanosheets on LSTN perovskite decorated Ni foam for high-performance supercapacitors

Mutawara Mahmood Baig et al.

Summary: A novel electrode material, 3D hierarchical heterostructure LSTN@NiMn-LDH, was reported with outstanding performance demonstrated through cyclic voltammetry and galvanostatic charge-discharge studies, showing a high capacity of 485 mAh/g with 86% capacitance retention after 10,000 cycles.

SURFACE & COATINGS TECHNOLOGY (2021)

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Article Electrochemistry

In Situ Fabrication of NiMn-LDH@MWCNT Composites with Hierarchical Structure for Superior Electrochemical Energy Storage

Yan Li et al.

Summary: In this study, NiMn-LDH@MWCNT composites with hierarchical structure were successfully synthesized, showing excellent electrochemical performance. The hierarchical structure of the composites contributes to the improved specific capacitance and cycling stability, indicating potential applications in energy storage.

CHEMELECTROCHEM (2021)

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Article Chemistry, Multidisciplinary

Microwave-Assisted Synthesis of NiMn2O4 Grown on Nickel Foam as Electrode Material for High-Performance Supercapacitors

Xiaomei Du et al.

Summary: The spinel NiMn2O4 was directly grown on 3D nickel foam using a simple microwave-assisted hydrothermal and annealing process at different temperatures, showing great potential as a binder-free electrode for high-performance supercapacitors. The NiMn2O4 prepared at 450 degrees Celsius exhibited the highest specific capacitance and excellent cycle stability among all samples, indicating its superior electrochemical performance for supercapacitor applications.

CHEMISTRYSELECT (2021)

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Article Energy & Fuels

NiCo layer double hydroxide/biomass-derived interconnected porous carbon for hybrid supercapacitors

Xuetao Zhang et al.

Summary: Poplar catkins are used as a biotemplate for designing interconnected porous carbon materials for hybrid supercapacitors. NiCo LDH/IPC composites exhibit superior electrochemical performance and provide higher specific energy and better cycling stability in hybrid supercapacitors compared to pure NiCo LDH electrodes.

JOURNAL OF ENERGY STORAGE (2021)

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Article Energy & Fuels

Carbon-coated NiMn layered double hydroxides/Ni3S2 nanocomposite for high performance supercapacitors

Yezeng He et al.

Summary: The study successfully prepared C/NiMn-LDH/Ni3S2 electrode material, which maintained a high capacitance even after 5000 cycles, and the two-electrode device assembled with activated carbon showed excellent specific energy.

JOURNAL OF ENERGY STORAGE (2021)

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Review Chemistry, Physical

Recent Progress on Two-Dimensional Materials

Cheng Chang et al.

Summary: Research on two-dimensional materials has been rapidly increasing in the past seventeen years, starting from graphene and expanding into a diverse family with unique structures and properties, making them attractive candidates for various applications. Major breakthroughs have been made in the last five years in developing synthetic methods, exploring new properties, identifying innovative applications, and pushing for commercialization in the field of 2D materials.

ACTA PHYSICO-CHIMICA SINICA (2021)

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Article Chemistry, Multidisciplinary

Ni2Mn-layered double oxide electrodes in organic electrolyte based supercapacitors

Jindui Hong et al.

Summary: The development of Ni2Mn-layered double oxides (Ni2Mn-LDOs) as supercapacitor electrodes has shown high working voltage and specific capacitance, attributed to its unique porous structure, high surface area, and homogeneous mixed metal oxide network.Ni2Mn-LDO outperforms single metal oxides and physical mixtures of metal oxides, showing the potential for further development of mixed metal oxides-based supercapacitors in organic electrolyte using LDH precursors.

RSC ADVANCES (2021)

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Article Chemistry, Inorganic & Nuclear

Hierarchical crumpled NiMn2O4@MXene composites for high rate ion transport electrochemical supercapacitors

Hailong Yan et al.

Summary: In this study, a NiMn2O4@MXene composite with a crumpled surface was fabricated by a hydrothermal method and developed dip-coating method, resulting in improved electrode specific capacitance and retention rate. Additionally, an asymmetrical device was assembled, demonstrating ultra-high energy density.

DALTON TRANSACTIONS (2021)

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Review Multidisciplinary Sciences

The world of two-dimensional carbides and nitrides (MXenes)

Armin Vahid Mohammadi et al.

Summary: MXenes, a family of two-dimensional materials, have diverse properties and wide-ranging applications in areas such as optics, catalysis, sensing, and medicine. Future research directions will focus on deepening the fundamental understanding of MXenes properties and exploring their potential for hybridization with other 2D materials.

SCIENCE (2021)

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Review Chemistry, Physical

Progress and perspective of metal phosphide/carbon heterostructure anodes for rechargeable ion batteries

Luchao Yue et al.

Summary: Advanced electrode materials, such as metal phosphides, show potential in rechargeable ion batteries due to their high theoretical capacity and proper redox potential. However, volume variation during cycling can lead to capacity retention issues. Constructing metal phosphide-carbon heterostructures using nanocarbon's bifunctional features offers a promising solution to address this challenge.

JOURNAL OF MATERIALS CHEMISTRY A (2021)

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Review Electrochemistry

Recent Progress and Application Challenges of Wearable Supercapacitors

Ming Ren et al.

Summary: This paper summarizes the structure, working mechanism, materials and key parameters of wearable supercapacitors, and reviews the challenges they face in practical applications, including safety, mechanical adaptability, self-charging capability, environmental tolerance, and multifunctionality.

BATTERIES & SUPERCAPS (2021)

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Article Chemistry, Physical

NiMnOx/TiN/CC electrode with a branch-leaf structure: a novel approach to improve the performance of supercapacitors with high mass loading of amorphous metal oxides

Huayao Tu et al.

Summary: This study proposes an effective strategy for fabricating high mass loading electrode materials through a branch-leaf structure, achieving high-speed charge transport and excellent capacitance performance, opening up new possibilities for the application of amorphous materials in energy storage.

JOURNAL OF MATERIALS CHEMISTRY A (2021)

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Review Chemistry, Multidisciplinary

Rational Design of Nanostructured Electrode Materials toward Multifunctional Supercapacitors

Jian Yan et al.

ADVANCED FUNCTIONAL MATERIALS (2020)

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Article Chemistry, Multidisciplinary

Fabrication of Oxygen-Vacancy Abundant NiMn-Layered Double Hydroxides for Ultrahigh Capacity Supercapacitors

Yanqun Tang et al.

ADVANCED FUNCTIONAL MATERIALS (2020)

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Article Chemistry, Physical

Biomass-derived highly porous nitrogen-doped graphene orderly supported NiMn2O4 nanocrystals as efficient electrode materials for asymmetric supercapacitors

Mingmei Zhang et al.

APPLIED SURFACE SCIENCE (2020)

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Enhanced supercapacitor performance by incorporating nickel in manganese oxide

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RSC ADVANCES (2014)

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Growth of NiFe2O4 nanoparticles on carbon cloth for high performance flexible supercapacitors

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JOURNAL OF MATERIALS CHEMISTRY A (2014)

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Review Chemistry, Physical

Hierarchical mushroom-like CoNi2S4 arrays as a novel electrode material for supercapacitors

Lin Mei et al.

NANO ENERGY (2014)

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Enhanced electrochemical performance of CoAl-layered double hydroxide nanosheet arrays coated by platinum films

J. P. Cheng et al.

ELECTROCHIMICA ACTA (2013)

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Enhanced energy density of asymmetric supercapacitors via optimizing negative electrode material and mass ratio of negative/positive electrodes

Pengyi Tang et al.

JOURNAL OF SOLID STATE ELECTROCHEMISTRY (2013)

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Article Chemistry, Analytical

Innovations in sol-gel microextraction phases for solvent-free sample preparation in analytical chemistry

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TRAC-TRENDS IN ANALYTICAL CHEMISTRY (2013)

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3D porous layered double hydroxides grown on graphene as advanced electrochemical pseudocapacitor materials

Luojiang Zhang et al.

JOURNAL OF MATERIALS CHEMISTRY A (2013)

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Article Electrochemistry

Microwave-assisted synthesis of CoAl-layered double hydroxide/graphene oxide composite and its application in supercapacitors

Jihong Fang et al.

ELECTROCHIMICA ACTA (2012)

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Article Chemistry, Physical

Strategies for chemical modification of graphene and applications of chemically modified graphene

Jingquan Liu et al.

JOURNAL OF MATERIALS CHEMISTRY (2012)

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Advances in the chemical modification of epitaxial graphene

E. Bekyarova et al.

JOURNAL OF PHYSICS D-APPLIED PHYSICS (2012)

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High-Performance Nanostructured Supercapacitors on a Sponge

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NANO LETTERS (2011)

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Article Electrochemistry

Electrochemical performances of poly(3,4-ethylenedioxythiophene)-NiFe2O4 nanocomposite as electrode for supercapacitor

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ELECTROCHIMICA ACTA (2010)

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Review Chemistry, Multidisciplinary

Modification of carbon nanotubes and synthesis of polymeric composites involving the nanotubes

E. R. Badamshina et al.

RUSSIAN CHEMICAL REVIEWS (2010)

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Piezoelectric Materials Synthesized by the Hydrothermal Method and Their Applications

Takeshi Morita

MATERIALS (2010)

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Interfacial coprecipitation to prepare magnetite nanoparticles: Concentration and temperature dependence

Ke Tao et al.

COLLOIDS AND SURFACES A-PHYSICOCHEMICAL AND ENGINEERING ASPECTS (2008)

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Review Electrochemistry

Pulse and pulse reverse plating - Conceptual, advantages and applications

M. S. Chandrasekar et al.

ELECTROCHIMICA ACTA (2008)

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Article Chemistry, Physical

Hierarchical porous nickel oxide and carbon as electrode materials for asymmetric supercapacitor

Da-Wei Wang et al.

JOURNAL OF POWER SOURCES (2008)

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A new asymmetric supercapacitor based on λ-MnO2 and activated carbon electrodes

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MATERIALS LETTERS (2008)

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Hydrothermal processing of materials: past, present and future

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JOURNAL OF MATERIALS SCIENCE (2008)

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Review Chemistry, Analytical

Chemically modified carbon nanotubes for use in electroanalysis

GG Wildgoose et al.

MICROCHIMICA ACTA (2006)

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