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Article
Chemistry, Multidisciplinary
Lei Wu et al.
Summary: In this study, a series of medium-entropy metal sulfides (MEMS) were synthesized, which showed enhanced electrocatalytic activity. Particularly, (NiFeCoMn)3S-4 demonstrated low overpotential, decent Tafel slope, and robust catalytic stability in alkaline medium.
ADVANCED FUNCTIONAL MATERIALS
(2023)
Article
Polymer Science
Azhar Mahmood et al.
Summary: A unique synthetic strategy based on polyaniline (PANI) doped 2D cobalt-iron layered double hydroxide (CoFe-LDH/P) nanomaterials is designed, and pores are formed at low temperature. This method increases the active surface area of CoFe-LDH/P and enhances its potential applications in energy storage devices.
MACROMOLECULAR RAPID COMMUNICATIONS
(2022)
Review
Materials Science, Multidisciplinary
Xiao-Jing Dai et al.
Summary: Bismuth (Bi) has shown promise in the field of aqueous batteries and seawater desalination due to its high energy density and low redox potential. This review comprehensively summarizes the unique properties, synthetic methods, and applications of Bi-based electrodes, as well as the challenges and future research direction. Commonly used preparation methods of Bi-based electrodes and their applications in aqueous batteries and water desalination are also discussed.
Article
Chemistry, Physical
Yuan Chang et al.
Summary: The research shows that Se vacancies in PtSe2 can significantly enhance the efficiency of the hydrogen evolution reaction and also exhibit good catalytic properties for the oxygen evolution reaction. Defective PtSe2 produced via a chemical vapor deposition process is more efficient than Pt foils, indicating its potential for widespread applications.
ADVANCED ENERGY MATERIALS
(2022)
Article
Chemistry, Physical
Kai Chang et al.
Summary: A novel high-performance electrocatalyst was developed in this study, with Fe doping and synergistic effects between 2D NSs and CNTs significantly enhancing oxygen evolution activity and electrical conductivity. The catalyst only requires an overpotential of 282.7 mV to achieve 10 mA cm(-2) in 1.0 M KOH electrolyte. This achievement indicates a prospective catalyst for enhancing OER in overall water splitting applications.
JOURNAL OF MATERIALS CHEMISTRY A
(2022)
Article
Nanoscience & Nanotechnology
Lejie Tian et al.
Summary: The CeO2/Ni/NC catalyst showed excellent catalytic performance for OER and HER, with metallic Ni as the main active center and CeO2 contributing with oxygen vacancies and outstanding oxidation/reduction capability. The catalytic material obtained by a cheap and simple preparation method had an ultrathin microscopic appearance similar to cicada wings, providing excellent bifunctional catalytic activity.
ACS APPLIED NANO MATERIALS
(2022)
Article
Chemistry, Multidisciplinary
Lei Tan et al.
Summary: The construction of Ni2Fe-LDH/FeNi2S4 heterostructure through partial sulfidation is reported, which exhibits abundant active sites, rapid charge and mass transfer, and favorable adsorption energy, leading to improved alkaline water oxidation. In addition, the post-formed sulfate passivating layer on Ni2Fe-LDH/FeNi2S4/NF contributes to enhanced OER activity and durability in alkaline simulated seawater electrolyte.
ADVANCED FUNCTIONAL MATERIALS
(2022)
Article
Chemistry, Physical
Yanmei Gong et al.
Summary: In this study, FeCo layered double hydroxide (FeCo-LDH) with excellent catalytic performance and durability was synthesized in situ on nickel foam (NF) to improve the efficiency of hydrogen production. The FeCo-LDH with special crossed nanosheet structure exhibited large specific surface area and rapid electron transfer, leading to its outstanding catalytic ability for both oxygen evolution reaction (OER) and urea oxidation reaction (UOR). The strategy of constructing FeCo-LDH on NF was found to play a crucial role in high efficiency hydrogen production.
APPLIED CATALYSIS A-GENERAL
(2022)
Article
Chemistry, Physical
Yang Yang et al.
Summary: This study reports a method of forming a crystalline-amorphous (c-a) interface by modulating the crystallinity of the material to improve the catalytic activity and structural stability of oxygen evolution reaction (OER). By adjusting the cobalt content in NiFe layered double hydroxide (LDH), the c-a interfacial site of the material can be controlled, resulting in low overpotential and excellent stability.
APPLIED CATALYSIS B-ENVIRONMENTAL
(2022)
Article
Engineering, Environmental
Zhaoming Kang et al.
Summary: In this study, a nitrogen-doped MXene material was used as a support to anchor Pt nanoparticles and form a non-carbon supported catalyst. The resulting Pt@N-T catalyst exhibited excellent electrocatalytic performance for the hydrogen evolution reaction (HER) and showed higher hydrogen yield in a water electrolysis cell compared to commercial Pt/C catalyst. The mechanism of the enhanced activity and stability of the Pt@N-T catalyst was explored using theoretical calculations.
CHEMICAL ENGINEERING JOURNAL
(2022)
Article
Chemistry, Physical
Hao Zhang et al.
Summary: Seawater electrolysis is an attractive method for clean energy/hydrogen production due to the abundance of seawater. However, the scarcity of precious metals and inadequate materials pose challenges in obtaining bifunctional electrocatalysts with high catalytic activity and durability. This review introduces the mechanism and challenges of seawater electrolysis and summarizes optimization strategies for non-noble-metal-based electrocatalysts to provide guidance for the commercialization of seawater electrolysis.
JOURNAL OF ALLOYS AND COMPOUNDS
(2022)
Article
Engineering, Chemical
Liyue Zhang et al.
Summary: In this study, Fe-doped and S-enriched Ni3S2 nanowires electrocatalysts were constructed to optimize the adsorption of target intermediates for reducing OER overpotentials. The Ni3S2-1.4%Fe electrocatalyst showed excellent activity and stability in methanol-assisted electrochemical evaluation.
GREEN CHEMICAL ENGINEERING
(2022)
Article
Chemistry, Multidisciplinary
Bin Fang et al.
Summary: A facile hard templated route to fabricate CeO2 incorporated Ni-Co mixed metal phosphide embedded in a carbon matrix (CeO2-Co2-xNixP@C) is reported. The obtained CeO2-Co2-xNixP@C exhibits remarkably improved OER performance and retains good catalytic activity and stability in seawater, benefiting from the promotion effect of CeO2 in inhibiting chlorine competition.
CHEMICAL COMMUNICATIONS
(2022)
Review
Nanoscience & Nanotechnology
Tanveer ul Haq et al.
Summary: This review discusses the additional challenges of seawater electrolysis compared to freshwater splitting and summarizes the current effective strategies. It provides insights for the rational design of high-performance anodes and proposes a perspective on the fabrication of high-performance anodes for direct seawater electrolysis.
Article
Chemistry, Inorganic & Nuclear
Kun Jiang et al.
Summary: In this study, an advanced bifunctional electrocatalyst based on NiFe layered double hydroxide (LDH)/FeOOH heterostructure nanosheets was successfully synthesized via a simple electrodeposition method. The electrode demonstrated excellent electrocatalytic activity and stability, providing a valid strategy for designing a non-noble metal catalyst for seawater splitting. This work highlights the potential of the NiFe LDH/FeOOH heterostructure in facilitating active NiOOH species formation and enhancing overall alkaline simulated seawater splitting efficiency.
INORGANIC CHEMISTRY
(2021)
Article
Engineering, Environmental
Lina Tang et al.
Summary: Through co-incorporation of Fe/Mn elements, the designed perovskite cobaltate nanofiber LSCFM significantly enhances the participation of lattice oxygen in the oxygen evolution reaction (OER) process, resulting in lower overpotential and Tafel slope. Experimental and theoretical approaches further unveil the strongest pH-dependent activity and metal-oxygen covalency on LSCFM.
CHEMICAL ENGINEERING JOURNAL
(2021)
Article
Chemistry, Physical
Qiwen Pan et al.
Summary: This review presents recent perspectives on the OER mechanisms of non-precious metal-based catalysts, discussing construction strategies of electrocatalysts and fundamental mechanisms for enhancing catalytic activity.
JOURNAL OF POWER SOURCES
(2021)
Article
Environmental Sciences
Biao Li et al.
Summary: In this study, a core-shell Fe@Co nanoparticles modified graphite felt was fabricated as the cathode by one-pot self-assembly strategy for the degradation of organic acids in the Bio-Electro-Fenton system, showing excellent electrochemical performance and catalytic reactivity.
SCIENCE OF THE TOTAL ENVIRONMENT
(2021)
Article
Chemistry, Multidisciplinary
Caichi Liu et al.
Summary: The newly designed bimetallic NiFe-based heterostructure electrocatalyst shows excellent OER performance in 1m KOH, with electronic coupling at the interface leading to increased electrical conductivity and optimized adsorption free energies playing a crucial role in enhancing OER activities, as confirmed by experimental and theoretical results.
Article
Engineering, Environmental
Yuhan Wu et al.
Summary: Harnessing renewable solar resources to drive water electrolyzer for hydrogen fuel is crucial for sustainable energy future, but the limitations of sunlight require incorporating an energy storage module between photovoltaic and electrolytic cells as a solution. Our design of a solar-driven self-powered electrocatalytic water splitting system effectively addresses this issue by utilizing a zinc-ion battery array powered by photovoltaic cells to provide stable voltage for seawater electrolysis.
CHEMICAL ENGINEERING JOURNAL
(2021)
Article
Chemistry, Physical
Rong-Rong Ding et al.
Summary: A novel heterogeneous Fenton-like catalyst, HS-CuFe2O4-sigma, was designed in this study to efficiently remove the pollutant ciprofloxacin. The efficient catalytic performance of HS-CuFe2O4-sigma is attributed to the synergistic effect of oxygen vacancies and the nanoconfinement of the catalyst's special hollow structure.
APPLIED CATALYSIS B-ENVIRONMENTAL
(2021)
Article
Chemistry, Multidisciplinary
Keqiang Xu et al.
Summary: A strategy of reduced graphene oxide (rGO)-encapsulated transition metal oxides (TMOs) is developed to address the poor lithium storage performance. The Co3O4-CoFe2O4@rGO composites exhibit remarkable reversible capacity, outstanding long-term cycling stability, and excellent rate capability as anode materials of lithium-ion batteries. The superior lithium storage performance can be attributed to the unique double-buffer structure of the composites.
Article
Materials Science, Multidisciplinary
Marzieh Kajbafvala et al.
Summary: The development of low-cost and earth-abundant electrocatalysts for the hydrogen evolution reaction (HER) is crucial for energy applications. Nickel sulfide thin films (NiSx) were successfully synthesized on conductive nickel foam substrates via chemical vapor deposition (CVD) at 300°C. By controlling the precursor ratio, a single phase of Ni3S2 was obtained, showing superior HER activity with the lowest overpotential and high accessibility to active sites on the electrochemical surface area. The study demonstrates the importance of precursor ratio in crystalizing different phases of nickel sulfides and the superior performance of Ni3S2 for HER.
Article
Chemistry, Physical
Jianing Dong et al.
Summary: Using charged droplets to synthesize NiFeOOH with abundant oxygen vacancies, this study achieved lower overpotentials and long-term durability in 1M KOH. The optimized NiFeOOH demonstrated significant advantages in water splitting reactions, and the acceleration process was investigated by exploring the unique reaction environment of droplets and oxygen defect formation mechanisms.
JOURNAL OF MATERIALS CHEMISTRY A
(2021)
Review
Chemistry, Multidisciplinary
Fanghao Zhang et al.
Summary: This review discusses the challenges and strategies for improving the efficiency and stability of seawater electrolysis, focusing on the design of OER catalysts. Various approaches such as constructing 3D hierarchical porous structures, using protective layers, and controlling surface wettability are recommended to synthesize efficient and stable OER catalysts. Additionally, the perspective of designing high-performance catalysts for seawater electrolysis is also provided.
TRENDS IN CHEMISTRY
(2021)
Article
Chemistry, Physical
Wei Zhang et al.
APPLIED CATALYSIS B-ENVIRONMENTAL
(2020)
Article
Chemistry, Physical
Tian-Jiao Wang et al.
Review
Chemistry, Physical
Yingjie Li et al.
ADVANCED ENERGY MATERIALS
(2020)
Article
Engineering, Environmental
Ravichandran Balaji et al.
CHEMICAL ENGINEERING JOURNAL
(2020)
Article
Chemistry, Physical
Javier Quinonero et al.
INTERNATIONAL JOURNAL OF HYDROGEN ENERGY
(2020)
Article
Chemistry, Multidisciplinary
Su Hyun Yang et al.
Article
Multidisciplinary Sciences
Yun Kuang et al.
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA
(2019)
Article
Engineering, Environmental
Yuanyuan Wang et al.
CHEMICAL ENGINEERING JOURNAL
(2019)
Article
Multidisciplinary Sciences
Luo Yu et al.
NATURE COMMUNICATIONS
(2019)
Article
Chemistry, Physical
P. T. Babar et al.
JOURNAL OF COLLOID AND INTERFACE SCIENCE
(2019)
Article
Chemistry, Physical
N. Clament Sagaya Selvam et al.
JOURNAL OF MATERIALS CHEMISTRY A
(2019)
Article
Chemistry, Physical
Jun-Ye Zhang et al.
JOURNAL OF MATERIALS CHEMISTRY A
(2018)
Article
Chemistry, Multidisciplinary
Fabio Dionigi et al.
Article
Nuclear Science & Technology
Reisuke Doi
JOURNAL OF NUCLEAR SCIENCE AND TECHNOLOGY
(2014)
