Cell Electrodes TRIZ Cases

Dynamic voltage reduction recovers catalyst performance without increasing fuel consumption.

A surface metal oxide layer with a higher degree of reduction than the bulk material protects electrode active materials.

Nickel-copper-ceria composite anode on metal substrate improves REDOX stability and enables lower operating temperatures.

Seedlac vapor deposition creates a uniform graphene film that reduces sheet resistance and non-uniformity in transparent electrodes.

A non-aqueous electrolyte solution forms a passivation film on electrodes using halogenated cyclic carbonate and nitrile additives.

A functionalized catalyst support uses charged groups to anchor metallic particles and control ionomer coverage.

A spinel lithium manganese transition metal oxide with controlled angle of repose and moisture levels enhances battery performance.

Core-shell silicon germanium nanowire mitigates volume expansion during lithiation while maintaining high capacity retention.

Mediators decouple energy density from solubility limits, allowing solid phosphorus to store 1900 mAh/g without structural volume changes.

Transition metal oxide catalyst incorporates a conductive layer to resolve low electron conductivity and poor high-current performance.

Over-lithiated spinel cathode material increases gravimetric energy density while reducing irreversible capacity loss and voltage suppression.

A lithium ion secondary battery design uses controlled particle diameter to maintain output characteristics.

Hollow graphite particles with through-holes support catalyst materials to improve power generation by resolving non-uniform gas concentration distribution.

Controlling the tricobalt tetroxide sub-phase area occupancy to 9.8% suppresses progressive cathode deterioration and maintains output durability.

Composite negative electrode embeds silicon nanostructures within porous carbon to absorb volume changes during cycling.

Trivalent and tetravalent cerium ions neutralize hydrogen peroxide radicals via redox reactions, sustaining output voltage in polymer electrolyte fuel cells.

A segmented catalyst complex uses distinct ionomer binders to enhance proton supply and corrosion resistance in fuel cell electrodes.

Cyclic carbonate additives suppress gas generation during continuous charging by forming protective films, maintaining high capacity and storage stability.

A battery heater warms the module using power from an integrated starter generator.

Calcining lithium precursor with transition metal oxalate yields high-purity cathode free of sodium and sulfur contaminants.

Replacing pyrolysis with a single redox reaction using metallated reductants yields homogeneous carbon coatings and defined composition.

Hollow carbon spheres encapsulate nanometal particles to buffer volume expansion, preserving cycle lifetime and charging efficiency.

Laser ablation produces metal nanoparticles for core-shell catalysts, while electrodeposition deposits uniform platinum shells.

A secondary ionic liquid modifies the catalyst surface to enhance oxygen reduction reaction kinetics and stability.

Replacing LTO with M2Ti2O5S2 anode material reduces electric potential to 1.0-1.3V, resolving the trade-off between battery voltage and thermal safety.

A lithium-chalcogen battery electrolyte system uses specific salts and solvents to enable stable cycling.

Ultrasonic energy and heat treat the ink before deposition, preventing swelling and ensuring homogeneous catalyst layer formation.

A lithium ion battery state of charge estimation apparatus measures voltage increase rates during charging to determine remaining capacity.

A graphite negative electrode material uses an amorphous carbon coating with in situ grown carbon nanotubes to enhance conductivity.

A lithium-ion cell incorporates a gas neutralizing additive to chemically reduce internal pressure and volatility within the electrochemical compartment.

A lithium ion secondary battery uses a cathode active material with a metal concentration gradient from center to surface.

Atomic layer deposition deposits platinum on radio-frequency hydrogen plasma treated graphene to form oriented nanocrystals.

MgTi2O5-δ coating maintains 2-10 S/m conductivity while resisting corrosion at pH 2.

A voltage-controlled switch prevents current flow between charging contacts and the power source during faults.

Specific CMC and SBR binder parameters increase slurry solid content and adhesive strength, preventing electrode separation caused by active material swelling.

Multilayer thin film process deposits heterogeneous catalyst at the electrolyte-fuel electrode interface of a solid oxide cell.

A lithium compound coating layer suppresses interfacial reactions between sulfide electrolytes and oxide active materials, reducing resistive layers.

Organic catholyte with electron directing moiety reduces crossover while gaseous anolyte eliminates vanadium dependency for scalable energy storage.

Composite nickel aluminum oxide catalysts resist sulfur deactivation at 500 ppm H2S, sustaining methane conversion rates in steam reforming.

A selective permeation membrane in the battery case releases hydrogen gas to manage internal pressure.

A charging method for aluminum batteries uses high constant-current stages to accelerate energy storage.

Carbon-wrapped buried cable anodes generate power for seafloor sensors, resolving sunlight and maintenance constraints.

A sacrificial metal center in the precursor prevents nanocluster formation during thermal treatment, yielding stable single-atom active sites.

An anode reserve material with a specific reaction potential intercalates excess lithium ions, preventing plating on graphite surfaces at low temperatures.

A multiphase hydrogen storage alloy uses a secondary B2 structure to enhance electrochemical performance.

Mesoporous molybdenum oxide replaces platinum in hydrogen evolution, cutting cost while maintaining stability across acidic and alkaline media.

Sodium alginate gel supports transition metals to create durable catalysts, avoiding platinum costs and iron contamination.

Polyoxazine-based binder particles disperse in a medium to form fuel cell electrodes with improved heat resistance.

A porous electrode substrate uses a low contraction carbonization process to achieve high thickness precision and conductivity.

Primary lithium cell electrolytes incorporate 1000 ppm water to offset passivation layers and maintain stable discharge performance.