Positive Electrodes TRIZ Cases

Boron and sulfur electrolyte additives suppress decomposition reactions on lithium-nickel composite oxide electrodes to resolve swelling characteristics.

Cyano-containing compound A and compound B form a passivation film on the negative electrode to enhance cycle performance.

A non-aqueous electrolyte battery uses a porous positive electrode composite layer to promote gas generation for safety.

Excess lithium ions and carbon coating modify the cathode structure to reduce internal resistance and increase actual capacity.

An oxygen scavenger coating on a lithium ion cathode absorbs thermal decomposition gases, preventing runaway while sustaining capacity.

Carboxylmethyl cellulose binder with controlled polymerization degree resolves organic solvent contamination while maintaining strong binding force.

Composite oxide cathode material with calcium and magnesium substitution stabilizes layered rock-salt structure for high capacity.

Solid-liquid-solid deposition coats carbon hosts with uniform sulfur, avoiding high-energy melt infiltration to simplify preparation.

A P63mc phase positive active material manages stress through internal pores and cracks to maintain structural integrity during cycling.

Coated cathode active material with modified surface interplanar distance enhances lithium ion diffusion and electrochemical performance.

A lithium positive electrode active material with radial dopant gradients stabilizes the particle surface while preserving the high-capacity nickel-rich core.

A high nickel cathode active material uses controlled particle size distribution to maintain electrochemical stability.

Phosphorus mediator forms protective interface on ternary cathode to prevent thermal runaway while maintaining high energy density.

A lithium-nickel composite oxide with a core-shell structure optimizes c-axis length to enhance crystallinity.

A core-shell composite cathode material uses doped secondary particles to maintain structural integrity during cycling.

A lithium battery positive electrode coating layer containing fine LiFePO4 particles and an aqueous binder enhances thermal stability.

Mixed pore carbon carriers confine sulfur to prevent polysulfide leaching while maintaining electron transfer pathways for higher energy density.

Inhomogeneous composite electrodes suppress voltage fade by combining high-capacity layered cores with stable spinel surfaces.

Positive electrode active material particles with controlled magnetic susceptibility mode enhance electrical conductivity and lithium ion migration.

Filamentary branching structures reduce electrical resistance in active films, enabling faster charge rates and higher power density.

Tethering water-soluble molecular catalysts to ionomers in fuel cell cathodes boosts current density while lowering manufacturing costs compared to platinum.

A lithium fluoride aluminum cover layer with a concentration gradient suppresses electrolyte oxidative decomposition while maintaining low resistance.