Cell Electrodes TRIZ Cases

A membrane-electrode assembly cathode structure segments platinum alloy and non-alloy catalysts to optimize fuel cell performance.

Gradient microporous and catalytic layers balance water content in membrane electrode assemblies, eliminating external humidifiers to reduce system weight.

A capacitive layer balances anode and cathode capacitance within the membrane electrode assembly.

Fluorinated electrolyte additives suppress decomposition and gas generation at high voltages, preventing battery swelling.

An electrode binder couples an amine-based compound to water-based particles with carboxyl groups to improve adhesion.

A fuel cell oxygen-side electrode uses a specific mixing ratio of polypyrrole and porphyrin catalysts.

Cathode edge barrier layer traverses peripheral flow channels to block volatile species migration.

Electrochemical dealloying of copper-zinc alloy creates hierarchical porous copper with micro-nano pore structures.

A selectively gas permeable anode flow field design uses a hydrophobic semi-permeable separator to transport carbon dioxide perpendicular to the active area.

Samarium-doped cerium oxide antioxidant resolves the trade-off between antioxidation capability and acid resistance via controlled reduction reaction annealing.

A gel polymer electrolyte composition incorporates an ionic liquid and heat stabilizer to enhance the polymer network structure.

Dynamic rotaxane crosslinks accommodate silicon volume expansion, preventing delamination and preserving capacity retention.

Metal oxide supports replace carbon to prevent platinum agglomeration and electrode flooding during operation.

Partial cation disorder in lithium-rich rocksalt cathodes inhibits transition metal migration, reducing voltage hysteresis and increasing energy density.

Platinum-coated niobium dioxide particles resist carbon support oxidation and retain surface area under high potential conditions.

High-dielectric inorganic solid integrates into graphite particles to stabilize electrolyte and trap solvents.

A recovery agent containing reduced aromatic hydrocarbons restores electrode active material capacity through direct immersion.

A cathode active material uses a lithium transition metal oxide and Li3PO4 coating to stabilize the crystal structure.

Plasma treatment in oxygen atmosphere activates carbon electrodes, reducing overvoltage and resolving processing time bottlenecks.

An organic additive neutralizes hydroxide ions in the cathode paste to prevent premature gelation and quality fluctuations during storage.

A sulfonic acid ester compound forms a stable film on electrodes to suppress decomposition and improve cycle life in lithium batteries.

Continuous curved surfaces at air path distal ends prevent breakage from stress concentration during drying and sintering.

A solid oxide fuel cell cathode with controlled perovskite composition maintains uniform atomic distribution at the A site.

Porous platinum layers on electrodeposited iridium oxide improve water and oxygen mass transport in reversible fuel cells while lowering noble metal loading.

Covalently bound metal amide and chloride electrolytes prevent surface passivation to achieve high ionic conductivity and a wider electrochemical window.

Co-precipitation in a batch reactor forms a concentration-gradient positive electrode material that resolves thermal stability versus capacity trade-offs.

Porous support with controlled pore radius reduces water adsorption and delays metal oxide formation, maintaining catalyst efficiency.

Disulfonate ester and unsaturated carbonate additives stabilize the non-aqueous electrolyte in lithium ion batteries.

A lithium secondary battery uses a composite cathode with layered and spinel structures to achieve high energy density.

Threaded conductive rods hold parallel anode plates in a nonconductive frame, reducing structural complexity while enabling cost-effective deployment.

Constant potential control prevents copper oxidation defects, reducing sulfate ion adsorption and maintaining oxygen reduction activity.

A cross-linked binder forms a three-dimensional network within all-solid battery electrodes to enhance mechanical strength and interface stability.

A composite binder composition balances flexibility and binding force in lithium battery electrodes.

Composite electrolyte additives stabilize solid electrolyte interfaces to suppress decomposition and prevent anode swelling during high-temperature cycling.

Composite cathodes using halide solid electrolytes and single-crystal active materials enable stable cycling in all-solid-state batteries.

Integrating high surface area carbon into the anode boosts intrinsic capacity, eliminating separate capacitive layers that increase electrical losses.

Amorphous vanadium oxysulfide cathodes resolve sluggish diffusion and electrolyte decomposition by weakening Mg-O attraction.

Melt-solidified NaxMyP2O7 composite oxide cathode material overcomes poor alkali ion diffusivity and structural instability found in layered rock salt NaCrO2.

Ion exchange on a mixed alkali transition metal oxide precursor expands inter-layer spacings, resolving stability issues in high energy density NCM materials.

A superconformal filling composition deposits void-free gold in recessed features using convective transport and controlled cathodic voltage.

A cross-linked solid polymer electrolyte using polyhedral oligomeric silsesquioxane and amine-terminated polyethylene glycol provides high ionic conductivity.

Siderophore additives bind migrating metal ions to prevent negative electrode poisoning and extend battery life.

A battery intermediate lead joins current collecting tabs via ultrasonic welding while isolating stress from the gas-relief vent.

Preliminary bonding of the second catalyst layer restrains the electrolyte film, preventing curvature and tensile stress during base sheet separation.

Fluorinated cyclic carboxylic acid anhydride additives stabilize electrolytes above 4.4 V, preventing decomposition and maintaining discharge capacity.

Block copolymer self-assembly positions catalysts in conductive domains, resolving dispersion and purification trade-offs.

Cross-linked polysiloxane binders suppress volumetric expansion in silicon anodes, preventing active material separation from the current collector.

Gaskets create airtight chambers isolating anion and cation monomers for simultaneous polymerization, preventing oxygen hindrance during coating formation.

Nanostructured composite catalysts undergo cyclic redox regeneration to restore active sites, preventing particle coarsening in solid oxide fuel cells.

Blending sulfonated poly(arylene ether) with PTFE balances proton conductivity against thermal stability and chemical resistance in fuel cell catalyst layers.