Cell Electrodes TRIZ Cases

A redox flow battery cell design enables emergency self-discharge capability without external UPS support.

Aqueous precipitation and spray drying produce single-phase lithium vanadium phosphate, resolving low discharge capacity in complex manufacturing processes.

Sputtering replaces thermal spray to boost deposition efficiency and reduce material wastage in fuel cell manufacturing.

A difluoro ionic complex enhances ion conductivity in nonaqueous electrolytic solutions, maintaining high output at low temperatures.

Nanoparticle-polymer composite binder absorbs silicon volumetric changes to resolve flexibility-strength trade-offs during battery cycling.

Drying catalyst ink below the lowest solvent boiling point prevents sulfate ion generation and maintains proton conductivity.

Nanoporous PtNiAu catalyst shell boosts mass activity retention, solving platinum cost and durability trade-offs.

Iridium oxide and platinum catalyst complex stabilizes voltage reversal by decomposing excess water at high current densities.

Adding 2,2'-bipyridyl to the electrolyte reduces electricity consumption by preventing electrolyte decomposition at graphite active sites.

A carbon-platinum core-shell catalyst reduces platinum usage through a specific synthesis method.

AgPrCoO3-GDC composite cathode resists CO2 degradation while maintaining high power density.

Excluding niobium from tungsten-doped nickel oxide cathodes reduces reactive resistance, improving durability and output performance.

A non-aqueous electrolyte solution for sodium secondary batteries incorporates a sulfur-oxygen bond compound to enhance solubility and charge-discharge efficiency.

A lithium-nickel-manganese-cobalt composite oxide electrode active material with controlled molar ratios and specific diffraction peak intensity.

Dual-phase perovskite cathodes mitigate dopant leeching and phase transitions, maintaining low area specific resistance while ensuring thermal stability.

Benzotrifluoride and diisocyanate form a protective coating on negative electrodes to suppress side reactions in low-viscosity electrolytes.

Positive temperature coefficient coatings on lithium-ion battery electrodes increase electrical resistance at elevated temperatures to interrupt current flow.

Alternating porous and channel regions in the perforation plate resolve the trade-off between water discharge ability and gas diffusion performance.

Freeze electrode specimens on deionized water to separate them from decal transfer films, preventing MEA waste and reducing durability evaluation periods.

A mixed cathode active material combines lithium manganese oxide with distinct nickel-manganese-cobalt composite oxides to enhance battery performance.

A heat treatment device uses reciprocating hot presses to bond electrode catalyst layers onto an electrolyte membrane sheet.

A mixed metal oxide comprising sodium, manganese, and iron or nickel serves as the positive electrode active material.

A lithium transition metal oxide shell protects the nickel-rich bulk cathode material.

Novel synthesis pathway forms highly dispersed platinum-decorated non-oxide materials using sacrificial supports and chemical etching.

Variable compressive modulus elasticity in the gas diffusion layer suppresses deformation, reducing pressure loss and improving water discharge performance.

Segmented stirred vessel controls transition metal carbonate particle morphology by applying localized high-shear power to recirculated suspension fractions.

Amorphous vanadium oxide cathodes with glass-forming agents enable high redox activity to overcome low energy density in commercial electric vehicles.

A lithium battery positive electrode uses a LiAlTi(PO4)3 coating layer on active material particles.

One-sided channels in a porous substrate improve hydrogen entry and water drainage, resolving mass transfer resistance while maintaining mechanical strength.

Doping platinum catalysts with trace metal oxides boosts specific activity and stability, reducing precious metal loading.

Parallel electrolyte flow across angled electrodes reduces pressure drop and ensures uniform distribution in large redox flow battery cells.

A niobium titanium composite oxide active material enables rapid lithium absorption and release through controlled compositional parameters.

Doping a layered lithium transition metal oxide with a +4 cation in the octahedral site improves structural stability and voltage maintaining characteristics.

Fluorinated electrolyte forms stable solid-electrolyte interphase on lithium anodes, preventing irreversible lithium consumption.

A composite binder system using pulverized cellulose fiber and styrene-butadiene rubber eliminates organic solvents while maintaining binding strength.

Spray pyrolysis produces mixed oxide powder with multimodal particle size distribution and high crystallinity.

Composite particle segmentation prevents silicon volume expansion and non-uniform distribution, extending battery cycle life.

Fluorinated cyclic carbonate forms a protective film on the positive electrode to enhance lithium battery durability.

Dual-doped titanium suboxide supports replace carbon to eliminate corrosion while maintaining high electronic conductivity and active surface area.

An ordered mesoporous carbon composite catalyst disperses metal particles with nitrogen and sulfur to enhance oxygen reduction activity.

Magnesium substitution in the positive electrode active material prevents crystal structure destabilization at high voltages, enabling long cycle life.

RuO2-supported catalysts maintain hydrogen oxidation rates in CO2-containing fuels without external filtering systems.

Metal-chalcogen-nitrogen-carbon catalysts prevent corrosive peroxide production and improve oxygen reduction efficiency in acidic fuel cell environments.

A copolymer binder with phosphorus monomers enhances electrode adhesion strength through chemical bonding.

A non-aqueous electrolyte solution forms a composite film on the negative electrode to enhance thermal stability.

Cyclic carbonate and linear solvent ratios improve oxidation stability, preventing decomposition at high voltages.

Composite electrode with 57% metal volume deforms to reduce warpage and thermal stress during operation.

A lithium ion capacitor additive electrochemically dopes lithium onto the anode to improve energy density.