Cell Electrodes TRIZ Cases

Electrolyte additives form a stable solid electrolyte interface film to enhance ionic conductivity in rechargeable lithium batteries.

A fuel cell manufacturing method desorbs organic matter from catalyst layers at 0 V voltage before evaporating contaminants through thermal treatment.

An electrode catalyst layer for fuel cells employs a thin ionomer film to maintain gas and proton transportability despite reduced platinum loading.

Nanometer iron sulfide crystallites from bauxite improve conversion efficiency while minimizing sulfur addition and coke generation.

A ternary Pt-Co-Mn catalyst supported on carbon powder with a fluorine compound layer enhances initial activity.

Optimized sintering temperature prevents inactive material generation at the positive electrode interface, reducing internal resistance.

A complexometric precursor method forms stable complexes on gas bubbles to control nucleation and crystal growth of fine powders.

A perovskite oxide cathode limits surface strontium relative to lanthanum to prevent SrO formation and maintain fuel cell output.

A lithium concentration gradient in cathode particles prevents oxygen loss from irreversible anionic redox reactions, stabilizing structural integrity.

Using a lithium-ion washing liquid prevents ion elution from cathode materials, preserving discharge capacity and battery performance.

A lithium battery positive electrode uses a transition metal oxide additive to enhance conductivity and ion dispersion within the active material layer.

Removing carbon supports from the catalyst layer eliminates corrosion degradation while maintaining high power generation performance.

Ligand additives form complexes with metal ions to reduce catalyst dissolution in fuel cell electrolytes.

A fuel cell catalyst layer uses a through-plane ionomer gradient to enhance proton conduction.

Modifying the composition of lithium iron silicate cathodes reduces internal resistance and improves stability during repeated charge-discharge cycles.

Setting a specific discharge cutoff voltage prevents overdischarge degradation and eliminates complex balance circuits in series battery packs.

Two-phase mutual solid solution treatment of NiO and YSZ powders creates a composite anode material with enhanced catalytic performance.

Sulfur-facilitated carbon coating on lithium iron phosphate particles enhances electrical conductivity and electrode density.

Wet pulverization and spray drying of cobalt hydroxide slurries yield single-phase lithium cobalt phosphate at lower firing temperatures.

Semi-solid electrolytes boost specific energy while maintaining low viscosity for efficient fluid transport.

Alternating density layers in the porous carbon sheet prevent bending into flow channels while maintaining porosity for effective water discharge.

Segmenting the cathode into two sublayers with different ionomer equivalent weights resolves performance stability issues across varying humidity levels.

Dicarbonyl compounds form protective films on negative electrodes in nonaqueous electrolytes.

Hexafluoroacetylacetone additive in non-aqueous electrolyte overcomes low ionic conductivity trade-offs to extend battery lifespan.

A flow-based anode employs a carbon-containing redox mediator to shuttle electrons from fuel oxidation to the electrode surface.

Asymmetric radial slit plates create corner grooves that ensure homogeneous firing by facilitating gas penetration and escape.

An oxygen ion blocking layer in a solid oxide fuel cell suppresses water generation from oxygen ion conduction, maintaining electromotive force.

A non-aqueous electrolyte solution with specific additives maintains cycle life and power delivery across extreme temperatures.

Heat-treated composite precursor of Mn3O4 and metal hydroxide creates uniform Li2MnO3 phase, resolving capacity versus cyclic stability trade-off.

Non-aqueous solvent electrolytes with metal-ligand coordination compounds enable high voltage redox flow batteries.

Combining low-molecular-weight carboxyalkyl cellulose with polyvinyl butyral reduces initial viscosity while maintaining stability over time.

Single-step heating and pressing merges bonding, sealing, and electrical isolation into one process, reducing assembly time and labor costs.