Nothing Special   »   [go: up one dir, main page]

Ma et al., 2021 - Google Patents

Porous biochar derived from tea saponin for supercapacitor electrode: Effect of preparation technique

Ma et al., 2021

Document ID
331979049294957761
Author
Ma Z
Liu H
Lü Q
Publication year
Publication venue
Journal of Energy Storage

External Links

Snippet

Biochar is widely employed as an electrode of supercapacitor. In this work, one-step pyrolysis and chemical activation method were introduced to prepare porous biochars from tea saponin (TS). The performance differences of biochars prepared by two methods were …
Continue reading at www.sciencedirect.com (other versions)

Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GASES [GHG] EMISSION, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage
    • Y02E60/13—Ultracapacitors, supercapacitors, double-layer capacitors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GASES [GHG] EMISSION, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage
    • Y02E60/12—Battery technology
    • Y02E60/122—Lithium-ion batteries
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B31/00—Carbon; Compounds thereof
    • C01B31/02—Preparation of carbon; Purification; After-treatment
    • C01B31/04—Graphite, including modified graphite, e.g. graphitic oxides, intercalated graphite, expanded graphite or graphene
    • C01B31/0423—Expanded or exfoliated graphite
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B31/00—Carbon; Compounds thereof
    • C01B31/02—Preparation of carbon; Purification; After-treatment
    • C01B31/04—Graphite, including modified graphite, e.g. graphitic oxides, intercalated graphite, expanded graphite or graphene
    • C01B31/0438—Graphene
    • C01B31/0446—Preparation
    • C01B31/0469—Preparation by exfoliation
    • C01B31/0476—Preparation by exfoliation starting from graphitic oxide
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GASES [GHG] EMISSION, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B31/00—Carbon; Compounds thereof
    • C01B31/02—Preparation of carbon; Purification; After-treatment
    • C01B31/0206—Nanosized carbon materials
    • C01B31/022—Carbon nanotubes
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
    • H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors [EDLCs]; Processes specially adapted for the manufacture thereof or of parts thereof
    • H01G11/22—Electrodes
    • H01G11/30—Electrodes characterised by their materials
    • H01G11/32—Carbon-based, e.g. activated carbon materials
    • H01G11/42—Powders or particles, e.g. composition thereof
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
    • H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors [EDLCs]; Processes specially adapted for the manufacture thereof or of parts thereof
    • H01G11/22—Electrodes
    • H01G11/30—Electrodes characterised by their materials
    • H01G11/32—Carbon-based, e.g. activated carbon materials
    • H01G11/36—Nanostructures, e.g. nanofibres, nanotubes or fullerenes

Similar Documents

Publication Publication Date Title
Ma et al. Porous biochar derived from tea saponin for supercapacitor electrode: Effect of preparation technique
Shang et al. N, S self-doped hollow-sphere porous carbon derived from puffball spores for high performance supercapacitors
Guo et al. Synthesis of biomass carbon electrode materials by bimetallic activation for the application in supercapacitors
Xu et al. Biomass-based porous carbon/graphene self-assembled composite aerogels for high-rate performance supercapacitor
Zhang et al. Rationally tuning ratio of micro-to meso-pores of biomass-derived ultrathin carbon sheets toward supercapacitors with high energy and high power density
Li et al. Bark-based 3D porous carbon nanosheet with ultrahigh surface area for high performance supercapacitor electrode material
Ma et al. Influence of phosphorus doping on surface chemistry and capacitive behaviors of porous carbon electrode
Geng et al. MgO-templated hierarchical porous carbon sheets derived from coal tar pitch for supercapacitors
Ma et al. Nitrogen-doped porous carbon derived from biomass waste for high-performance supercapacitor
Xu et al. One-step converting biowaste wolfberry fruits into hierarchical porous carbon and its application for high-performance supercapacitors
Bai et al. Hierarchical porous carbons from a sodium alginate/bacterial cellulose composite for high-performance supercapacitor electrodes
Tian et al. Hierarchical S-doped porous carbon derived from by-product lignin for high-performance supercapacitors
Yu et al. Natural biomass-derived porous carbons from buckwheat hulls used as anode for lithium-ion batteries
Tan et al. Structure-dependent electrode properties of hollow carbon micro-fibers derived from Platanus fruit and willow catkins for high-performance supercapacitors
Zou et al. Highly mesoporous carbon flakes derived from a tubular biomass for high power electrochemical energy storage in organic electrolyte
Liu et al. Honeycomb carbon obtained from coal liquefaction residual asphaltene for high-performance supercapacitors in ionic and organic liquid-based electrolytes
Yang et al. Porous nanosheets-based carbon aerogel derived from sustainable rattan for supercapacitors application
Li et al. Multiple-heteroatom doped porous carbons from self-activation of lignosulfonate with melamine for high performance supercapacitors
Mitravinda et al. Design and development of honeycomb structured nitrogen-rich cork derived nanoporous activated carbon for high-performance supercapacitors
Yuanyuan et al. A facile self-template strategy to fabricate three-dimensional nitrogen-doped hierarchical porous carbon/graphene for conductive agent-free supercapacitors with excellent electrochemical performance
Li et al. Hierarchical porous carbon induced by inherent structure of eggplant as sustainable electrode material for high performance supercapacitor
Chen et al. Improving the supercapacitor performance of activated carbon materials derived from pretreated rice husk
Cao et al. Preparation of oxygen-rich hierarchical porous carbon for supercapacitors through the co-carbonization of pitch and biomass
Song et al. Cattail fiber-derived hierarchical porous carbon materials for high-performance supercapacitors
Cai et al. Utilization of high‑sulfur-containing petroleum coke for making sulfur-doped porous carbon composite material and its application in supercapacitors