Cell Electrodes TRIZ Cases

An electrode catalyst layer with 500-900 mg/cm3 density prevents water flooding in polymer electrolyte fuel cells, enabling high-power operation.

A fuel cell bonding device uses vacuum suction holes to hold gas diffusion layers in precise positions during thermal compression.

A palladium-core catalyst synthesis method deposits a platinum shell followed by copper underpotential deposition to form complete core-shell structures.

A graphitic carbon cathode layer enables reversible aluminum ion intercalation in secondary batteries.

A lithium nickel composite oxide active material with controlled primary particle size and minimized surface alkali content.

A composite transition metal precursor simplifies oxidation processes during synthesis.

Selective leaching of lithium from heat-treated olivine cathodes using acetic acid and hydrogen peroxide eliminates toxic wastewater generation.

Aqueous sodium-ion batteries use intercalative metal oxide and conductive polymer composites to enhance electrical conductivity.

Optimizing the NCM cathode composition and ethylene carbonate concentration suppresses gas generation to improve cycle-life at elevated temperatures.

Poly(dialkylene ester) thermoplastic polyurethane binder prevents lithium dendrite growth, extending cycle life.

Mechanical blocks at fuel cell edges block reactant gases from reaching platinum electrodes, preventing thermal damage and membrane failure.

Formic acid reduction avoids intermediate oxides and slow TPR, enabling scalable production of high-surface area Mo2N and Mo2C catalysts.

Polymerization product with tetrachalcogenofulvalene structure serves as electricity storage material in secondary batteries.

Fluorinated solvents suppress oxidative decomposition at 4.5 V potentials, preserving cycle characteristics.

A graphene surface layer between electrodes allows lithium ions to pass while blocking polysulfides.

Central temperature fuses interrupt charging current when heat exceeds thresholds, preventing overcharged states and thermal damage.

Chloride ions stabilize vanadium cations, preventing precipitation at high temperatures without thermal management devices.

Flexible spacers adjust distances between tubular sub-electrodes, resolving manufacturing complexity while optimizing redox reaction efficiency.

Carbon coating on lithium manganese phosphate electrodes improves charge-discharge properties by resolving low conductivity issues.

A battery management system maintains cell temperature using integrated foil heaters and real-time sensor feedback.

A bridged-ring organic molecule with a nitroxy moiety enables two-electron redox transfer in electrochemical cells.

Infiltrated nickel-GDC nanoparticles within SFCM ceramic anodes enable stable low-temperature fuel cell operation.

Segmented co-precipitation with pH control resolves nickel content trade-offs to boost tap density and thermal stability.

Segmented micropore and mesopore structures in dendritic carbon carriers resolve high current voltage drops by optimizing oxygen diffusion and water discharge.

A silane coupling agent forms a stable surface film on the positive electrode active material to enhance thermal stability.

Fluorine-substituted carboxylic acid esters stabilize electrolytes at high voltages, reducing flammability and improving cycling performance.

Diode switches in a series battery circuit bypass abnormal cells, maintaining discharge capacity despite internal short circuits.

Amorphous carbon matrix encapsulates silicon particles to prevent volume expansion during cycling, preserving high capacity and structural integrity.

Reacting Grignard reagents with fluorinated aryl boranes yields non-corrosive electrolytes that enable high-voltage operation and stainless steel compatibility.

Variable wall thickness in the case bottom region increases internal volume to accommodate more electrolyte while maintaining structural stiffness.

A lithium transition metal oxide cathode active material coated with carbon particles and a polymer resin enhances electrical conductivity.

Surface irregularities on carbon fibers increase inter-fiber friction to prevent settling under load while maintaining gas permeability.

Lithium oxinitride salts with nitrogen-substituted polyanionic frameworks deliver high electronic conductivity without carbon coatings.

A perovskite electrode material achieves high conductivity at elevated temperatures through specific elemental substitutions.

A layered supported catalyst deposits metal oxide particles onto a carbonaceous support to enhance electrical activity and durability.

Adding a solidifying agent to the paste prevents binder migration during rapid drying, maintaining homogeneous surface weight and adhesion.

Segregating seed formation from particle growth in stirred tanks yields narrow size distributions without ammonia chelating agents.

Integrating a porous reinforcement layer into the wet ionomer reduces MEA bulk and weight while lowering production costs.

A lithium-ion battery positive electrode combines nickel-rich layered oxide with spinel manganese oxide to boost capacity and cycle life.

A solid oxide electrolysis cell uses a segmented gas channel plate with varying opening areas to distribute fuel uniformly across the electrode surface.

A composite cathode material combines layered nickel-manganese-cobalt oxide, spinel manganese oxide, and lithium iron phosphate to enhance battery safety.

An aluminum-ion battery electrolyte combines aluminum trichloride with trimethylamine hydrochloride to form a conductive ionic liquid.

An electrolyte compound stabilizes PF5 and suppresses HF generation, protecting the solid electrolyte interface from corrosion caused by moisture exposure.

Ion implantation modifies the palladium lattice to resist poisoning and reduce overpotential in fuel cells.

Incorporating tungsten into the positive electrode suppresses IV resistance increase in lithium-titanium composite oxide batteries.

A polyaniline coating layer fully embeds a conductive support material while firmly binding platinum nanoparticles to its outer surface.