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

Han et al. - Google Patents

Improved electrochemical performance of LiMn2O4 surface-modified by

Han et al.

View PDF
Document ID
7994683483639117881
Author
Han C
Zhu C
Saito G
Akiyama T

External Links

Snippet

The surface of spinel LiMn2O4 is modified with different quantities of a Mn4+-rich phase prepared by a facile sol-gel method to improve electrochemical properties at elevated temperatures. Impurityfree and uniform morphologies for the LiMn2O4 particles are …
Continue reading at www.academia.edu (PDF) (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
    • Y02E60/12—Battery technology
    • Y02E60/122—Lithium-ion batteries
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of or comprising active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/50—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese
    • H01M4/505—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of or comprising active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/52—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of or comprising active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/362—Composites
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of or comprising active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
    • H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
    • H01M4/587—Carbonaceous material, e.g. graphite-intercalation compounds or CFx for inserting or intercalating light metals
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of or comprising active material
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/624—Electric conductive fillers
    • H01M4/625—Carbon or graphite
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • 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
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of or comprising active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • 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
    • Y02E60/50—Fuel cells
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/40—Electric properties
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL INTO ELECTRICAL ENERGY
    • H01M2300/00—Electrolytes

Similar Documents

Publication Publication Date Title
Han et al. Improved electrochemical performance of LiMn2O4 surface-modified by a Mn4+-rich phase for rechargeable lithium-ion batteries
He et al. Electrochemical performance of zirconium doped lithium rich layered Li1. 2Mn0. 54Ni0. 13Co0. 13O2 oxide with porous hollow structure
Liang et al. Electrochemical behaviours of SiO2-coated LiNi0. 8Co0. 1Mn0. 1O2 cathode materials by a novel modification method
US10516164B2 (en) Cathode active material for non-aqueous electrolyte secondary battery and manufacturing method thereof
CN106575761B (en) Positive electrode active material for nonaqueous electrolyte secondary battery and method for producing same
EP2624342B1 (en) Positive electrode active material for use in nonaqueous electrolyte secondary cells, manufacturing method thereof, and nonaqueous electrolyte secondary cell using said positive electrode active material
Yi et al. Enhanced electrochemical performance of Li-rich low-Co Li1. 2Mn0. 56Ni0. 16Co0. 08− xAlxO2 (0≤ x≤ 0.08) as cathode materials
Zhang et al. Improved electrochemical performance of LiNi 0.8 Co 0.1 Mn 0.1 O 2 cathode materials via incorporation of rubidium cations into the original Li sites
Wu et al. A novel synthesis strategy to improve cycle stability of LiNi 0.8 Mn 0.1 Co 0.1 O 2 at high cut-off voltages through core-shell structuring
Li et al. Structure and electrochemical properties of Sm-doped Li 4 Ti 5 O 12 as anode material for lithium-ion batteries
WO2014061654A1 (en) Li-Ni COMPLEX OXIDE PARTICLE POWDER AND NON-AQUEOUS ELECTROLYTE SECONDARY BATTERY
Zhu et al. Facile synthesis of truncated octahedron LiNi0. 10Mn1. 90O4 for high-performance Li-ion batteries
Hou et al. Drastic enhancement in the rate and cyclic behavior of LiMn2O4 electrodes at elevated temperatures by phosphorus doping
Cho et al. Sulfur anion doping and surface modification with LiNiPO4 of a Li [Co0. 1Ni0. 15Li0. 2Mn0. 55] O2 cathode material for Li-ion batteries
Qie et al. Cu-doped Li2 ZnTi3 O8 anode material with improved electrochemical performance for lithium-ion batteries
He et al. The effect of samaria doped ceria coating on the performance of Li1. 2Ni0. 13Co0. 13Mn0. 54O2 cathode material for lithium-ion battery
Pişkin et al. Development and characterization of layered Li (NixMnyCo1− x− y) O2 cathode materials for lithium ion batteries
Chudzik et al. Surface modification and carbon coating effect on a high-performance K and S doped LiMn2O4
Zhao et al. Li4Ti5O12 epitaxial coating on LiNi0. 5Mn1. 5O4 surface for improving the electrochemical performance through solvothermal-assisted processing
Luo et al. Templated assembly of LiNi0· 8Co0· 15Al0· 05O2/graphene nano composite with high rate capability and long-term cyclability for lithium ion battery
Deng et al. Reinforcing cycling stability and rate capability of LiNi0. 5Mn1. 5O4 cathode by dual-modification of coating and doping of a fast-ion conductor
WO2023160307A1 (en) Positive electrode lithium replenishment additive, preparation method therefor and use thereof
Chen et al. The effects of multifunctional coating on Li-rich cathode material with hollow spherical structure for Li ion battery
Zhou et al. CeO 2 coating to improve the performance of Li [Li 0.2 Mn 0.54 Ni 0.13 Co 0.13] O 2
Li et al. Improved electrochemical performances of LiNi0. 5Co0. 2Mn0. 3O2 modified by Graphene/V2O5 co-coating