4.6 Article

Green fabrication of pore-modulated carbon aerogels using a biological template for high-energy density supercapacitors

Related references

Note: Only part of the references are listed.
Article Engineering, Environmental

Cleanup of oils and organic solvents from contaminated water by biomass-based aerogel with adjustable compression elasticity

Shaoqiu Ding et al.

Summary: Low-temperature carbonized aerogels derived from biomass materials are proposed as an effective solution for absorbing oils from contaminated water, showing high absorption capacities and separation efficiencies even in harsh environments.

WATER RESEARCH (2023)

Article Chemistry, Inorganic & Nuclear

Co-doped MnO2 with abundant oxygen vacancies as a cathode for superior aqueous magnesium ion storage

Liming Xu et al.

Summary: This study proposes and evaluates Co-doped MnO2 with abundant oxygen vacancies as the cathode material for aqueous magnesium ion hybrid supercapacitors (MHSs). The decrease in the combined valence of Mn caused by Co doping leads to more oxygen vacancies, which improves the electronic conductivity and promotes the adsorption/desorption behavior of Mg2+. Additionally, Co intercalation enhances the stability of the electrode material. An MHS based on the Co-MnO2 cathode exhibits excellent energy density and long-term cycling life.

INORGANIC CHEMISTRY FRONTIERS (2023)

Article Engineering, Environmental

Highly graphitized lignin-derived porous carbon with hierarchical N/O co-doping core-shell superstructure supported by metal-organic frameworks for advanced supercapacitor performance

Yinying Long et al.

Summary: Porous carbon nanoparticles with hierarchical porous core-shell graphitized superstructure (KGC-EHL@ZIF-8) were successfully prepared as electrode materials for high-performance supercapacitors. By carbonizing ZIF-8 NPs as core and using lignin derived graphitized porous carbon layer as shell, the resulting KGC-EHL@ZIF-8 NPs exhibited high graphitization degree, high porosity, and high content of N/O co-dopants, ensuring excellent electrochemical performance.

CHEMICAL ENGINEERING JOURNAL (2023)

Article Chemistry, Physical

All-cellulose-based quasi-solid-state supercapacitor with nitrogen and boron dual-doped carbon electrodes exhibiting high energy density and excellent cyclic stability

Kaixuan Li et al.

Summary: The key to constructing high-energy supercapacitors lies in maximizing the capacitance of the electrode and the voltage of the device, which is still a significant challenge to achieve using sustainable and low-cost resources.

GREEN ENERGY & ENVIRONMENT (2023)

Article Energy & Fuels

Self-templating synthesis of hierarchical porous carbon with multi-heteroatom co-doping from tea waste for high-performance supercapacitor

Qinghai Ma et al.

Summary: In this study, hierarchical multi-heteroatoms co-doped porous carbon materials were successfully prepared by carbonization and activation of tea waste. The obtained MHPC exhibits excellent supercapacitance and capacitance retention, making it a valuable guideline for the development of high-performance energy storage devices.

JOURNAL OF ENERGY STORAGE (2022)

Article Materials Science, Multidisciplinary

Walnut septum-derived hierarchical porous carbon for ultra-high-performance supercapacitors

Meng Zhou et al.

Summary: This study presents a green method to prepare porous active carbon from walnut septum as electrode materials for supercapacitors. The effects of chemical etching reagent on the microstructure and specific capacitance of the porous carbon are explored. The results show that walnut septum is a promising precursor for activated carbons, and the large mesoporosity after activation effectively boosts the electrochemical properties of supercapacitors.

RARE METALS (2022)

Article Chemistry, Multidisciplinary

Ultrafast Porous Carbon Activation Promises High-Energy Density Supercapacitors

Zhedong Liu et al.

Summary: In this study, a fast high-temperature shock carbonization and activation method was proposed to synthesize activated porous carbons with high specific surface area. The as-prepared supercapacitors based on this method exhibited a high energy density.

SMALL (2022)

Article Chemistry, Physical

Nitrogen-rich accordion-like lignin porous carbon via confined self-assembly template and in-situ mild activation strategy for high-performance supercapacitors

Fangbao Fu et al.

Summary: The study proposes a confined self-assembly template and in-situ mild activation strategy for preparing nitrogen-doped hierarchical porous carbons. The optimized samples exhibit an accordion-like framework and high nitrogen doping levels, showing good electrochemical performance in supercapacitor applications.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2022)

Article Chemistry, Multidisciplinary

Extraction of Chitin from Green Crab Shells by Mechanochemistry and Aging

Faezeh Hajiali et al.

Summary: This study reports a solvent-free, one-pot process that converts crustacean shells into chitin with high yields and low ash content using mechanochemistry and aging. This method offers a more sustainable approach for chitin production and has the potential to convert an environmental threat into a biomaterial opportunity.

ACS SUSTAINABLE CHEMISTRY & ENGINEERING (2022)

Article Chemistry, Multidisciplinary

Engineering Pore Nanostructure of Carbon Cathodes for Zinc Ion Hybrid Supercapacitors

Wenbin Jian et al.

Summary: Zinc ion hybrid supercapacitors (ZIHCs) have great potential for energy storage applications due to their high power density and energy density. However, the large radius of hydrated Zn2+ ions hinders their efficient storage in micropores with limited sizes, resulting in limited specific capacitance and rate capability of ZIHCs. Therefore, understanding the extent to which pore size influences the storage of hydrated Zn2+ ions in small pores is crucial.

ADVANCED FUNCTIONAL MATERIALS (2022)

Article Chemistry, Physical

Self-assembly of biomass derivatives into multiple heteroatom-doped 3D-interconnected porous carbon for advanced supercapacitors

Yangkai Sun et al.

Summary: This study presents a multiple heteroatom-doped three-dimensional interconnected carbon material obtained from the self-assembly of biomass derivatives with the assistance of boric acid, demonstrating high specific surface area and good specific capacitance in 6 M KOH electrolyte. It shows excellent performance in both fast charge/discharge and long-term cycling stability in PVA/KOH gel electrolyte.

CARBON (2022)

Article Materials Science, Multidisciplinary

Template-assisted synthesis of porous carbon derived from biomass for enhanced supercapacitor performance

Yaru Xi et al.

Summary: Carbon-based electrode materials have attracted attention in supercapacitors due to their tunable structure, stability, and low cost. This study proposes a simple and low-cost method using alginate as a precursor to fabricate biomass-derived porous carbon with a controllable structure. The in-situ formation of Fe(OH)3 nanoparticles is used as a hard template to construct interconnect microchannels, enhancing capacitive active sites and electrolyte diffusion. The optimized sample exhibits high specific capacitance and cycling stability, and a symmetric supercapacitor assembled with these electrodes demonstrates high energy density.

DIAMOND AND RELATED MATERIALS (2022)

Article Chemistry, Physical

Porous structure engineering of N-doped carbons for enhanced mass transfer towards High-Performance supercapacitors and Li-Ion batteries

Xueying Fan et al.

Summary: This study synthesized hierarchical porous carbons with different meso-structure and investigated their energy storage performance in supercapacitors and LIBs. The results show that smaller mesopore size can effectively improve the energy storage performance. The optimized HPC sample exhibits high capacitance and stability in supercapacitor application, as well as a high capacity in LIBs.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2022)

Review Materials Science, Multidisciplinary

Self-assembly of nanoparticles at solid-liquid interface for electrochemical capacitors

Xue Li et al.

Summary: This review summarizes the self-assembly of nanoparticles at solid-liquid interface, including different driving forces, types of assembly, and applications in electrochemical capacitors.

RARE METALS (2022)

Article Energy & Fuels

Foaming waste wine yeast mud into nitrogen doped porous carbon framework by recyclable activator for high specific energy supercapacitor

Qian Miao et al.

Summary: Biomass-derived carbon materials have attracted significant attention in the field of energy storage and conversion due to their renewability, environmental protection, and high heteroatom content. In this study, nitrogen-doped porous carbon framework (WMCF) derived from waste wine yeast mud was prepared using a one-step activation, foaming, and nitrogen doping strategy. The WMCF exhibited a large specific surface area, developed mesoporous structure, and high nitrogen doping content, resulting in improved electrochemical performance. As an electrode material for supercapacitors, WMCF-2 showed high specific capacitance and excellent rate capability. Moreover, a symmetric supercapacitor based on WMCF-2 electrodes and an ionic liquid electrolyte exhibited high energy density and outstanding capacitance retention.

JOURNAL OF ENERGY STORAGE (2022)

Article Chemistry, Physical

Embedding Metal-Organic Frameworks for the Design of Flexible Hybrid Supercapacitors by Electrospinning: Synthesis of Highly Graphitized Carbon Nanofibers Containing Metal Oxide Nanoparticles

Yanjiang Li et al.

Summary: This study reports a method for synthesizing highly graphitized carbon nanofibers by embedding metal-organic framework into electrospun nanofibers. These fibers exhibit excellent mechanical flexibility and conductivity, as well as large specific capacitance and fast ion transfer characteristics, making them suitable for high energy density and flexible supercapacitors.

SMALL STRUCTURES (2022)

Review Materials Science, Multidisciplinary

Recent progress in carbon-based materials for supercapacitor electrodes: a review

Yifan Wang et al.

Summary: With increased energy consumption, various energy types have been stimulated, leading to the development of supercapacitors as an important energy storage device due to their advantages of micro-size, lightweight, high power density, and long cycle life. Significant progress has been made in the advancement of supercapacitors, especially in electrode materials, with a focus on carbon materials. The research includes different dimensional carbon-based materials and biomass-derived carbon materials, discussing their characteristics, fabrication methods, and performance as electrode materials.

JOURNAL OF MATERIALS SCIENCE (2021)

Article Energy & Fuels

Nitrogen and Sulfur Co-doped Hierarchical Porous Biochar Derived from the Pyrolysis of Mantis Shrimp Shell for Supercapacitor Electrodes

Shuqiong Huang et al.

Summary: The study proposed a self-activation method to prepare nitrogen and sulfur co-doped biochar, which exhibited excellent specific capacitance performance in electrochemical tests due to high surface area and nitrogen and sulfur content. It demonstrates the potential for using natural biomass as an active electrode material for supercapacitors.

ENERGY & FUELS (2021)

Article Energy & Fuels

A novel approach for preparing nitrogen-doped porous nanocomposites for supercapacitors

Yan Ding et al.

Summary: A one-step pyrolysis synchronous activation method for preparing nitrogen-doped hierarchical porous bean pulp carbon and a green hydrothermal method for synthesising BPC@MnO2 composite have been proposed. The pore structure and nitrogen species of biochar are strongly affected by the presence of CO2 and pyrolysis temperature. The BPC@MnO2 composite displays superior electrochemical performance compared to BPC alone.
Article Chemistry, Physical

In-situ ZnO template preparation of coal tar pitch-based porous carbon-sheet microsphere for supercapacitor

Yuchen Jiang et al.

Summary: Three-dimension porous carbon-sheet microspheres (PCSMs) with microsphere morphology composed of petal-like carbon nanosheets were prepared, showing a good electrochemical performance as supercapacitor electrodes with large specific capacitance and high rate capability.

JOURNAL OF COLLOID AND INTERFACE SCIENCE (2021)

Article Energy & Fuels

nHighly N/O co-doped carbon nanospheres for symmetric supercapacitors application with high specific energy

Liping Zheng et al.

Summary: The study successfully prepared highly N/O co-doped porous CSs using a template-free CuCl2 activation strategy, which exhibited high specific surface area, large carbon yield, and excellent electrochemical performance, showing promising prospects for large-scale fabrication of commercial porous carbons.

JOURNAL OF ENERGY STORAGE (2021)

Article Chemistry, Physical

Synthesis of 3D-interconnected hierarchical porous carbon from heavy fraction of bio-oil using crayfish shell as the biological template for high-performance supercapacitors

Zejun Luo et al.

Summary: Hierarchical porous carbons (HPCs) with favorable 3D-interconnected structure were synthesized from the heavy fraction of bio-oil, delivering excellent capacitance performance in supercapacitors. The materials exhibit high specific surface area, large total pore volume, and impressive gravimetric specific capacitance, promising potential for large-scale synthesis of electrode materials from industrial by-products and kitchen waste.

CARBON (2021)

Article Thermodynamics

A novel approach for preparing in-situ nitrogen doped carbon via pyrolysis of bean pulp for supercapacitors

Yan Ding et al.

Summary: This study successfully prepared nitrogen-doped activated carbon derived from bean pulp using one-step carbonization and CO2 activation. By adjusting the CO2 concentration, the morphological structure, specific surface area, pore size, and nitrogen-containing functional groups could be controlled, achieving a maximum specific surface area of 558.2 m(2) g(-1) with excellent performance in supercapacitors.

ENERGY (2021)

Review Chemistry, Multidisciplinary

A Review of Compact Carbon Design for Supercapacitors with High Volumetric Performance

Pei Li et al.

Summary: Volumetric performance is crucial for energy storage devices in miniaturized electronic devices and space-constrained electric vehicles. Compact carbon design strategies based on key electrode parameters such as density, thickness, gravimetric capacitance, and nonactive components can enhance volumetric performance. Emerging micro-supercapacitors and hybrid supercapacitors face opportunities and challenges in trendy Internet of things applications or larger device systems.

SMALL (2021)

Article Engineering, Environmental

Green activation of sustainable resources to synthesize nitrogen-doped oxygen-riched porous carbon nanosheets towards high-performance supercapacitor

Feitian Ran et al.

Summary: By synthesizing nitrogen-doped oxygen-rich carbon nanosheets with hierarchical pores through green activation processes, this study demonstrates excellent performance in terms of high specific capacitance and superior rate capability, showcasing promising application prospects for sustainable and cost-efficient energy storage materials.

CHEMICAL ENGINEERING JOURNAL (2021)

Article Chemistry, Physical

A facile soft-template synthetic approach of surface integrated nitrogen-rich carbon nanospheres for light-weight supercapacitors

Saikumar Manchala et al.

Summary: Nitrogen-rich carbon nanospheres (NCNs) with uniform low diameter and high specific surface area were successfully synthesized by a simple and facile soft-template strategy, showing excellent electrochemical performance.

JOURNAL OF MOLECULAR STRUCTURE (2021)

Article Nanoscience & Nanotechnology

Designing Ultrasmall Carbon Nanospheres with Tailored Sizes and Textural Properties for High-Rate High-Energy Supercapacitors

Xudong Liu et al.

Summary: The research demonstrates the efficient design of ultrasmall porous carbon nanospheres with tailored sizes and optimized intrasphere textural properties for high-rate high-energy super-capacitor application. Dual-step activation enlarges intrasphere micropores/mesopores, facilitating enhanced ion transports, and decreasing nanosphere size significantly improves the rate performance due to enhanced intrasphere ion transport. The optimum dual-step-activated carbon nanosphere sample shows high specific capacitances and outstanding high-rate capabilities in both aqueous and EMIMBF4 electrolytes.

ACS APPLIED MATERIALS & INTERFACES (2021)

Article Chemistry, Physical

Scalable synthesis of strutted nitrogen doped hierarchical porous carbon nanosheets for supercapacitors with both high gravimetric and volumetric performances

Chong Chen et al.

Summary: In this study, porous carbon nanosheets with high specific surface area and rich surface heteroatoms were successfully synthesized, leading to high gravimetric/volumetric capacitance and energy density of the supercapacitor. This work provides a new strategy for the mass production of high-performance carbon nanosheets for energy storage.

CARBON (2021)

Article Polymer Science

High-strength and self-healable poly (acrylic acid)/chitosan hydrogel with organic-inorganic hydrogen bonding networks

Chenglu Liu et al.

Summary: By incorporating acrylic acid-modified bentonite into the cross-link network, an organic-inorganic cross-linked self-healing hydrogel with excellent mechanical properties was developed. The hybrid network showed high tensile strength, compressive modulus, and elongation at break, with the formation of hydrogen bonds between the polymer chains. Additionally, the hydrogel exhibited outstanding self-healing properties with a high rate of stress and strain recovery after 4 hours.

POLYMER (2021)

Article Chemistry, Multidisciplinary

3D hierarchical porous carbon matching ionic liquid with ultrahigh specific surface area and appropriate porous distribution for supercapacitors

Quanzhou Du et al.

Summary: This study presents a pre-assembly strategy to prepare three-dimensional hierarchical porous carbons as electrode materials for supercapacitors, aiming to investigate the effects of pore volume, pore size, and ratio of mesopores to micropores on the performance of ionic liquid-based supercapacitors. The prepared HPCs exhibit excellent specific capacity and energy density, making them promising materials for high-performance supercapacitors.

NANOSCALE (2021)

Review Chemistry, Multidisciplinary

Biomass-based materials for green lithium secondary batteries

Chengbin Jin et al.

Summary: The advances in process engineering, nanotechnology, and materials science have made it possible for biomass to be used in novel energy storage technologies like lithium secondary batteries (LSBs). Biomass-derived materials can be sustainable battery components, contributing to green battery systems. This review provides a comprehensive overview of the fabrication and application of biomass and biomass-derived materials in LSBs, emphasizing the potential for high-performance green battery systems.

ENERGY & ENVIRONMENTAL SCIENCE (2021)

Article Chemistry, Multidisciplinary

Carbon-incorporated Fe3O4 nanoflakes: high-performance faradaic materials for hybrid capacitive deionization and supercapacitors

Lei Chen et al.

Summary: A new synthesis strategy using urea to create carbon-incorporated 2D Fe3O4 nanoflakes under solvothermal conditions has been developed, showing high specific capacitance and energy density. The structural advantages and carbon incorporation enable faster charge transfer, making it suitable for high-performance capacitive applications in supercapacitors and desalination.

MATERIALS CHEMISTRY FRONTIERS (2021)

Article Green & Sustainable Science & Technology

Hierarchical porous carbon electrode materials for supercapacitor developed from wheat straw cellulosic foam

Guangjun Gou et al.

RENEWABLE ENERGY (2020)

Article Chemistry, Physical

N-doped carbon derived from the monomer of chitin for high-performance supercapacitor

Minzhe Chu et al.

APPLIED SURFACE SCIENCE (2020)

Article Chemistry, Physical

Interconnected and hierarchical porous carbon derived from soybean root for ultrahigh rate supercapacitors

Nannan Guo et al.

JOURNAL OF ALLOYS AND COMPOUNDS (2020)

Review Chemistry, Physical

Effect of self-doped heteroatoms on the performance of biomass-derived carbon for supercapacitor applications

Arthi Gopalakrishnan et al.

JOURNAL OF POWER SOURCES (2020)

Article Materials Science, Multidisciplinary

CaO impregnated highly porous honeycomb activated carbon from agriculture waste: symmetrical supercapacitor study

Gomaa A. M. Ali et al.

JOURNAL OF MATERIALS SCIENCE (2019)

Article Chemistry, Multidisciplinary

Design of ZIF-based CNTs wrapped porous carbon with hierarchical pores as electrode materials for supercapacitors

Lvye Yang et al.

JOURNAL OF PHYSICS AND CHEMISTRY OF SOLIDS (2019)

Article Engineering, Environmental

Rationally assembled porous carbon superstructures for advanced supercapacitors

Bingni Gu et al.

CHEMICAL ENGINEERING JOURNAL (2019)

Article Chemistry, Multidisciplinary

Construction of CoO/Co-Cu-S Hierarchical Tubular Heterostructures for Hybrid Supercapacitors

Wen Lu et al.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2019)

Article Chemistry, Multidisciplinary

An Asymmetric Supercapacitor-Diode (CAPode) for Unidirectional Energy Storage

En Zhang et al.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2019)

Article Chemistry, Multidisciplinary

SYNTHESIS AND CHARACTERIZATION OF pH-SENSITIVE N-SUCCINYL CHITOSAN HYDROGEL AND ITS PROPERTIES FOR BIOMEDICAL APPLICATIONS

Shahid Bashir et al.

JOURNAL OF THE CHILEAN CHEMICAL SOCIETY (2019)

Review Chemistry, Physical

Biomass-derived porous carbon materials with different dimensions for supercapacitor electrodes: a review

Zhihong Bi et al.

JOURNAL OF MATERIALS CHEMISTRY A (2019)

Article Chemistry, Physical

Nitrogen-doped porous carbons derived from a natural polysaccharide for multiple energy storage devices

Yongpeng Cui et al.

SUSTAINABLE ENERGY & FUELS (2018)

Article Chemistry, Multidisciplinary

Designed formation of hollow particle-based nitrogen-doped carbon nanofibers for high-performance supercapacitors

Li-Feng Chen et al.

ENERGY & ENVIRONMENTAL SCIENCE (2017)

Review Chemistry, Physical

Carbon-based composite materials for supercapacitor electrodes: a review

Arie Borenstein et al.

JOURNAL OF MATERIALS CHEMISTRY A (2017)

Article Biochemistry & Molecular Biology

Preparation and properties of photo-crosslinkable hydrogel based on photopolymerizable chitosan derivative

Zaiqian Qi et al.

INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES (2013)

Editorial Material Multidisciplinary Sciences

True Performance Metrics in Electrochemical Energy Storage

Y. Gogotsi et al.

SCIENCE (2011)