Cell Electrodes TRIZ Cases

Specific electrolyte compounds form protective films on electrodes to suppress resistance increases during storage.

Spring-like fixtures and rigid plate hold circuit tabs against battery terminals, eliminating gaps that cause poor welding quality.

Optimized LSCF perovskite composition enhances ionic and electronic conductivity in solid oxide fuel cell cathodes.

A deterioration rate estimation device acquires battery voltage and temperature information to calculate lithium-ion battery health.

Macrocyclic anion receptors coordinate magnesium salts to increase dissociation rates, resolving the trade-off between chemical stability and ion conductivity.

Fluorine-modified carbon carriers stabilize platinum particles to reduce degradation during start-stop cycles and improve high current density performance.

Replacing conventional solvents with propylene carbonate eliminates VOC emissions, removing the need for expensive mitigation systems during manufacturing.

Integrating base and fine pore layers via slurry impregnation reduces thickness while maintaining structural strength in fuel cell gas diffusion layers.

Polydopamine particles in the electrolyte adsorb eluted lithium polysulfide, suppressing diffusion and maintaining discharge capacity.

A fluorinated cyclic carbonate additive forms a passivation film on the negative electrode to enhance lithium ion mobility and conductivity.

Amorphous carbon core coated with graphite layer resolves contradiction between thermal stability and energy density in lithium ion batteries.

A bimodal particle bonding layer joins solid oxide fuel cell units using a composite of nickel and YSZ to resolve thermal stress and conductivity trade-offs.

Lithium fluoride coatings on lithium titanium oxide prevent SEI loss and side reactions caused by moisture adsorption.

Heat treatment restores crystallinity and oxidation state in binder-free electrodes, increasing capacity by 200% without cell reconstruction.

Replacing transition metals with oxygen-based redox couples achieves 2061 mAh/g specific capacity without complex catalysts.

Sulfone and nitrile compounds inhibit electrolyte decomposition during repeated charge-discharge cycles, extending battery operational life.

A melanin-based solid-state battery absorbs ambient light to drive water dissociation and generate chemical energy.

Non-parallel cell orientations in a battery pack improve heat dissipation and voltage uniformity compared to parallel arrangements.

Fluorinated cyclic carbonate mediates SEI formation to suppress gas generation and swelling during high-voltage cycling.

A doped titanium dioxide catalyst support enhances electrical conductivity and catalytic activity in fuel cell membrane electrode assemblies.

Amorphous lithium-boric acid positive electrode active material enables high ion conductivity without thermal annealing.

A phosphoric acid-doped polymeric membrane with cationic functional groups enables stable proton conduction across a wide temperature range.

A lithium transition metal composite oxide with controlled crystal structure parameters reduces particle cracking during charge-discharge cycles.

A silicon anode copolymer coating integrates ionic and electrical conductivity pathways within a single active material layer.

A nickel oxide powder material incorporates a spinel compound to stabilize the anode microstructure during solid oxide fuel cell operation.

Firing sodium iron phosphate cathodes in a reducing atmosphere at 400 to 610 degrees Celsius reduces iron ions while suppressing particle fusion.

A cerium-based metal oxide catalyst enables high catalytic currents at low overpotentials.

Mixing silicon and silicon oxide particles with different diameters prevents volume expansion in lithium battery electrodes, maintaining cycle-life.

A core-shell positive electrode active material with a three-dimensional network buffer layer connects structural components.

A double-layer electrode design places solid electrolyte particles in the surface active material portion to promote lithium ion movement.

Copper ratios suppress excessive shell growth in carbon catalysts, maintaining nitrogen content and oxygen reduction potential.

A sulfonic acid functionalized carbon layer acts as a sacrificial intercalating agent within the membrane electrode assembly.

Aluminum and magnesium doping suppresses manganese elution in spinel lithium manganese oxide, balancing power performance with high temperature cycle life.

Tin oxide particles coated with iridium or ruthenium oxide layers provide high surface area support for electrocatalytic oxygen evolution.

An over lithiated nickel composite oxide suppresses oxygen gas generation during cycling, improving thermal stability and high-voltage performance.

An artificial solid electrolyte interphase prevents dendrite growth and volume instability in lithium batteries.

Heat-treating a chelated aqueous precursor solution resolves compositional non-uniformity and impurity issues in solid phase reactions.

A lithium secondary battery uses a nonaqueous electrolytic solution containing bis(fluorosulfonyl)imide anions to enable high-voltage operation.

Lithium iron phosphate with anisotropic rod morphology enhances lithium ion diffusion rates through optimized crystal orientation.

A silane-grafted polyvinyl alcohol copolymer binder forms strong siloxane bonds with silicon active materials.

A nickel composite hydroxide crystallization process using controlled alkali ratios to produce spherical particles with minimal sulfate and chlorine impurities.

Potential cycling forms 0.8-1.5 nm noble metal particles on nitrogen-doped carbon, resolving crystallinity and size control contradictions.

Dense ceramic regions reinforce SOFC electrolyte risers, distributing thermal stress to prevent fracture while maintaining electrochemical performance.

Phosphorus bonding stabilizes the cathode crystal structure, preventing manganese release at high temperatures and maintaining battery capacity.

Pre-activating cathodes with alkaline source materials supplies alkali ions to compensate for initial irreversible capacity in secondary batteries.

Nitric acid treatment hydrophilizes fuel cell catalyst support surfaces to enable ionomer penetration into fine pores.

Mixing hard and soft anode active materials reduces volumetric expansion, improving lifespan and resistance characteristics in lithium secondary batteries.

Dual-peak pore structure in inorganic oxide supports balances moisture retention and drainage, reducing flooding risks and improving power output.