Electrode Thermal Treatment TRIZ Cases

A porous silicon oxide composite electrode active material with dispersed lithium and a carbon coating reduces volume expansion during cycling.

Aluminum doping suppresses rock salt phase formation in high-nickel cathodes, improving thermal stability and reducing cobalt costs.

A silicon-carbon-graphene composite prevents electrode cracking during volume expansion by forming a protective double carbon-graphene coating layer.

A carbon-silicon core coated with a phosphorus-based alloy buffers volume expansion, preventing capacity loss during charge cycles.

A tungsten-stabilized iron pyrophosphate cathode delivers high potential and excellent charge-discharge capacity.

Acrylic resin converts to porous carbon during calcination, resolving the trade-off between high capacity and poor cycle stability in lithium-ion batteries.

Entangled carbon nanofibers host silicon composite particles, accommodating volume expansion during cycling to maintain high energy density.

A curved surface and hook protrusion stabilize the electrode roll against hot air drying forces, preventing unwinding damage.

Segmenting silicon into aggregated primary particles within a porous shell reduces mechanical strain during lithium ion cycling to improve capacity retention.

Amorphous SiO coating on silicon cores prevents cracking from expansion, maintaining cycle life.

A metal sulfide coating layer on a lithium metal oxide core prevents electrolyte penetration and side reactions that degrade high nickel cathodes.

In situ grown silicon nanowires inside graphene foam pores prevent pulverization during cycling, delivering high reversible capacity.

TiNb2O7 anodes prevent dendrite formation during fast charging by shifting electrode potential to 1.5 V, while pH control suppresses electrolyte decomposition.

A step portion on the external terminal provides a secure contact surface for collector terminal welding.

Bifurcated optical fiber enables real-time reflectance measurement, eliminating drying process interruptions that degrade light source reliability.

Distinct isoelectric point coatings generate nonuniform surface charges that reduce internal resistance and improve battery input-output characteristics.

A thick battery electrode plate uses a viscoelastic conductive polymer network to enhance mechanical strength and electrical conductivity.

Low-temperature annealing creates a homogeneous lithiated electrode, resolving high-temperature processing incompatibility with microelectronics.

A localized aluminum enrichment on the particle surface lowers charge transfer resistance while maintaining structural stability.

Washing removes residual lithium from the surface of primarily fired particles to improve cycle life and capacity in lithium secondary batteries.

A room-temperature electroless process deposits crystalline tungsten films using sacrificial zinc and ether-mediated reduction.

A lithium-containing flux enables solid-phase bonding of garnet-type ion-conducting oxide particles at temperatures below 650°C.

Using amorphous silicon oxide as a precursor suppresses secondary phase formation during solid-state synthesis, achieving 330 mAh/g capacity.

A polyurethane coating layer bonds to electrode surfaces via urethane reactions to stabilize the interface.

Dual-layer lithium silicate coatings on lithium cobalt oxide particles resolve structural stability issues while maintaining high charge discharge efficiency.

A radial nickel-based cathode material structure enhances lithium diffusivity and electrode density.

A nickel-manganese composite hydroxide precursor with controlled crystallinity and sparsity supports high energy density in lithium-ion batteries.

Vapor deposition of silicon on a heated substrate followed by pulverization and classification to form polycrystalline particles.

Carbonaceous film coating on LiFeMnPO4 active material improves dispersibility, resolving low conductivity bottlenecks in olivine batteries.

A solid battery electric collector layer combines palladium with board-shaped graphite carbon to enable efficient electron conduction.

A solvent-free electrode composition uses a fluoropolymer mixture to ensure cohesion and adhesion on metal substrates.

A lanthanide composite coating stabilizes monocrystalline nickel cathode particles during charge cycles.

A single-crystal nickel-based cathode material utilizes a cubic composite phase to suppress particle aggregation during manufacturing.

Composite porous silicon and amorphous carbon absorbs volume expansion, preventing electrode cracking during cycling.

A lithium-nickel-cobalt-zinc composite oxide powder features a zinc solid-solved surface region formed by coating and heat treatment.

Oxidizing hydroxide precursors with oxygen creates stable composite transition metal oxide materials for battery cathodes.

A solvent-free adhesive resin layer fuses electrode and separator binders through heating to secure interface integrity.

An alloy negative electrode active material applies a 10 nm oxide coating to mitigate volume expansion strain and improve discharge capacity per volume.

Heat-treated positive electrodes with controlled tensile strength suppress buckling in wound battery groups during silicon volume expansion cycles.

A tungsten-lithium surface compound reduces positive electrode resistance and suppresses gas generation in non-aqueous electrolyte secondary batteries.

Solid state pretreatment mixes silicon monoxide with lithium hydroxide to reduce irreversible lithium trapping and improve first cycle Coulombic efficiency.

Annealing creates a dense magnesium fluoride layer that resists fluoride ion corrosion and prevents AlF3 dust generation during PECVD cleaning.

Chemical bonding between carbon nanotube surface groups and foil reactive sites lowers internal resistance while maintaining electrode durability.

Porous lithium-ion conducting layer enables metallic lithium deposition, preventing dendrite growth and internal short-circuits at high temperatures.

A battery electrode layer uses a foaming agent to release incombustible gas and inhibit thermal runaway.

An intermediate metal chalcogenide layer chemically bonds lithium metal to current collectors, preventing delamination and ensuring uniform contact.

A lithium-transition metal composite oxide with optimized molar ratios enhances high rate discharge performance.

A lithium intermetallic compound intermediate layer joins the lithium metal electrode to the current collector.

Polyacrylonitrile forms elastic films around silicon particles, accommodating volume expansion and stabilizing the solid-electrolyte-interphase layer.