Cell Electrodes TRIZ Cases

Density-matched core-shell particulates stabilize suspension in electrolyte, resolving manufacturing complexity and settling issues in liquid flow batteries.

Acidic oxide particles neutralize lithium hydroxide to prevent slurry gelation, boosting production yield and output power.

A carbon coating film containing an ion-conductive material forms on electrode-active particles to maintain electron conductivity.

Segmenting flow paths into distinct plates eliminates overlapping cross sections, resolving pressure equality issues while increasing power density.

An integrated cell connector mechanically and electrically joins battery cells using support members with conductive protrusions.

A carbon carrier coated with cationic polymer enables uniform core-shell nanoparticle formation through controlled aqueous reduction.

Lithium metal oxide powder uses size-dependent nickel and manganese gradients to balance discharge capacity against thermal stability.

A platinum-transition metal bimetallic alloy microcrystallite catalyst forms over a transition metal-nitrogen-carbon composite support.

Metal particles and lithium oxide react to form lithium ions, reducing irreversible capacity loss and swelling.

A perovskite catalyst structure incorporates a transition metal oxide modifying layer to enhance oxygen exchange capacity.

A nitrogen difluorophosphate additive forms a stable solid electrolyte interphase film on lithium battery electrodes.

Bimodal pore distribution anchors catalyst metals inside mesopores, preventing particle detachment and enhancing durability.

A lithium-free spinel oxide surface treatment layer coats the cathode core to block side reactions.

Metastable state polymers protect lithium anodes from dendritic crystal formation and electrolyte decomposition reactions.

Elevated temperature polyoxometallate speciation boosts current density by enhancing regeneration rates and redox potential.

A direct methanol fuel cell stabilizes operating parameters to prevent electrode material elution.

Hierarchical cathode materials minimize voltage decay by preventing particle cracking during extended lithium-ion battery cycling.

Organic sulfur or phosphorus compounds modify lithium mixed oxide surfaces to reduce electrolyte reactivity and enhance energy density.

A hydrogen-redox flow battery assembly uses proton diffusion through a membrane electrode to manage chamber pressure.

A lithium battery electrolyte forms a stable solid electrolyte interface on the negative electrode using specific salt and additive ratios.

Lithium monolayer on oxygenated diamond reduces work function, enabling efficient electron emission at lower operating temperatures.

A sintering method applies mechanical load via spacers to constrain green solid oxide cells during thermal processing.

Mixed halogen molten salt electrolyte lowers melting point to 150°C, maintaining ion conductivity and output while reducing energy consumption.

A two-step supporting method deposits metal nanoparticles on fuel cell catalyst supports using a polymer layer and heat treatment.

A lithium transition metal oxide positive electrode with specific compositional parameters enables stable charge and discharge cycles.

Fluorinated polymer coating on porous carbon fiber webs improves corrosion resistance during intermediate-temperature manufacturing.

Water-based synthesis of titanium catecholate complexes avoids organic solvents that swell battery membranes while maintaining high purity.

Strongly basic aqueous solution with oxidizing agent selectively removes copper and aluminum contaminants while preserving transition-metal oxide integrity.

Protrusions of platinum on alloy cores increase active sites, reducing precious metal usage while maintaining high catalytic activity.

Organic mediators in flow battery catholytes enable higher cell voltages and faster kinetics, overcoming low energy density limits.

A lithium ion battery uses identical nonpolar electrodes to enable flexible charging without polarity constraints.

A lithium battery electrolyte combines vinylene carbonate, fluoroethylene carbonate, and nitrile compounds to enhance storage stability.

A method deposits material particles as a soot layer, thermally hardens the layer into a porous plate, and comminutes the plate to form porous granules.

Na-FSA electrolyte enables molten sodium battery operation below 150°C, eliminating high-temperature thermal management costs.

Mixing hard carbon with graphite or soft carbon in anodes reduces equivalent series resistance and boosts energy density without extra conductive additives.

Integrated port design removes hydrogen sulfide without increasing volume energy density or complicating the manufacturing process.

A magnesium and fluorine doped lithium cobalt composite oxide suppresses phase transitions in the crystal structure.

Phosphate coating on lithium titanium oxide particles improves ion and electron conductivity, addressing low charging-discharging rates in lithium batteries.

Solid electrode electrochemical cells convert thermal energy into electricity through temperature-dependent potential changes.

A fuel cell insulating member frame with elastic portions directs reactant gas flow between separators.

A porous current collector uses a nickel-tin alloy layer to support reforming catalysts for fuel electrodes.

Nonaqueous electrolyte containing vanadium ions suppresses oxidation decomposition at the positive electrode surface.

Segmented wavy and linear end grooves in the separator minimize edge intervals, preventing hydrogen deficiency at catalyst boundaries.

Sol-gel synthesis with liquid crystal templating produces mesoporous lithium cobalt oxide.

Replacing glass-like carbon with carbon nanotubes improves biofuel diffusion and electron transfer.

Lithium iron manganese phosphate cathode with cobalt nickel vanadium dopants achieves high energy density.

A fuel cell catalyst layer uses a reduced initial polymer electrolyte to carbon weight ratio.

Metal carbide coatings on carbon supports protect against corrosion while maintaining high mass activity, resolving stability trade-offs.