Cell Electrodes TRIZ Cases

Cu-Co-Ni ferrite nanoparticles replace Pt/Pd in alkaline DMFC anodes, using a porous sol-gel structure to boost methanol oxidation and stability.

Acesulfame additive control in a nonaqueous electrolyte limits SEI thickening and resistance rise during high-temperature battery storage.

Electron-beam deposition forms nano TiO2 on carbon support to resist corrosion while preserving conductivity in fuel cell catalysts.

A carbon fiber-resin separator plate keeps PEM and flow battery plates thin yet mechanically stable while maintaining low volume resistance.

Lithium-vacancy disordered rock salt oxides avoid hazardous fluorination while improving capacity, conductivity, and scalable battery production.

A non-platinum catalyst layer with tightly limited platinum loading improves fuel cell durability and cost while helping prevent electrolyte decomposition.

A vacuum belt transfer cleans both sides of gas diffusion layers to remove broken fibers and contaminants before electrochemical assembly.

Dithioester electrolyte additives stabilize SEI and CEI and scavenge oxygen species to reduce fast-charging battery degradation.

A spiral-wound catalyst bed speeds metal-ion oxidant regeneration, easing cathode mass-transfer limits and improving fuel cell efficiency.

Nitrogen-based pore measurement helps predict air electrode degradation by balancing water removal, oxygen transport, and mass transfer resistance.

Propionate-rich electrolyte and controlled carbon anode particles reduce resistance and improve capacity retention through repeated charging.

A methyl propionate-rich electrolyte with reduced LiPF6 cuts hydrogen fluoride generation while improving sealability and durability in lithium-ion batteries.

A modified metal coordination complex cross-links binder and active material to keep silicon anodes intact without hurting slurry processability.

Low-viscosity resin in a fuel cell microporous layer improves gas diffusion layer adhesion while tuning thermal conductivity and water management.

Fatty acid additives coat mill surfaces to stop caking in dry milling, improving particle uniformity and purity without wet processing.

A dense precious-metal shell and hydrophilic surface reduce transition metal elution and improve catalyst dispersion in fuel cell electrode ink.

Nitrogen-based air electrode pore analysis links oxygen transport and water removal to fuel cell degradation, helping improve MEA durability.

Staged pH-controlled coprecipitation forms bimodal nickel-rich hydroxide precursors that raise cathode energy density while preserving cycle life.

Reversible CO2-to-formate electrocatalysis cuts flow battery material cost while maintaining high Faradaic efficiency and energy density.

AACVD forms porous CoVOx film electrodes in one step, improving morphology control, scalability, and water oxidation activity.

A 3D branched flow-path network in the electrode catalyst layer improves gas diffusion and water discharge to prevent fuel cell flooding.

Lithium carbonate precipitation recovers lithium from waste battery electrode material while separating nickel, cobalt, and other metals at high purity.

A thin Ir base layer stabilizes surface Pt to preserve PEMFC mass activity while reducing precious metal use and improving durability.

A polyethylene-graphite-carbon composition keeps resistivity low while preserving extrudability and chemical resistance for thin zinc-bromine battery sheets.

Applying at least 1V with 40-100% RH gas activates PEM fuel cells, improving high-current density with reversible platinum oxides.

A current collector tuned for low heat flux and higher thermal resistance slows heat spreading in secondary batteries and lowers thermal runaway risk.

A lithium cobalt oxide surface layer and cobalt concentration gradient stabilize nickel-rich cathodes while improving cycle life, safety, and rate capability.

Balancing excess-lithium cathodes with 5-60 vol% fluorinated solvent improves oxidation resistance, capacity retention, and cycle stability.