Electrode Carriers/Collectors TRIZ Cases

A porous ant-nest electrode structure using carbon nanotubes and a functionalized binder enhances sulfur utilization in lithium-sulfur batteries.

Combining LiPF6 with fluorosulfonic acid salts in a specific molar ratio improves low-temperature output while maintaining high-temperature durability.

Rare-earth compounds form stable films on lithium transition metal oxide particles to suppress electrolyte decomposition during high-voltage charging.

A tin-plated copper substrate forms a Cu3Sn intermetallic layer to suppress copper diffusion in nickel zinc battery cells.

Laser-ablated ridges and grooves on the current collector enhance bonding strength, preventing delamination during battery cycling.

A porous electrical insulation layer directs lithium plating horizontally within its pore structure to maintain electrode integrity.

SiOx electrode applies organic surface bonding to strengthen active material adhesion, resolving cycle life degradation from volume expansion.

A lithium ion battery electrode uses a dual-layer active material structure with varying porosity to manage thermal conductivity.

Replacing graphite with lithium titanium oxide prevents solid electrolyte interface dissolution and capacity fade during near zero-volt storage.

Cold-rolled steel foil balances tensile strength and conductivity, reducing weight while maintaining stability during charge cycles.

Additive compound with higher ionization tendency protects lithium ion battery current collector from corrosion.

Varying manganese dioxide density in stacked hollow pellets absorbs expansion stress to prevent thin cell case rupture while maintaining high capacity.

Bent collector parts act as radiating fins to prevent edge melting and fusion bonding, ensuring reliable resistance welds without substrate damage.

A PVA-PEO copolymer binder resin-bonds sulfur particles onto a metallic current collector to form a uniform porous coating layer.

Rolling creates recesses that entangle frames in metal porous bodies, solving frame chipping and poor plating defects during long sheet manufacturing.

Casting forms profiled lead alloy strips with thick frame elements, while expanded metal processes create meshed regions to eliminate punching waste.

Replacing MnO2 with nano-carbon cathodes overcomes low storage limits, achieving 500 mAh g−1 capacity through ion adsorption.

Composite graphite particles maintain charge efficiency while preventing irreversible capacity increase during densification.

Composite contact element with differing thermal expansion coefficients stabilizes electrical connections between anode and interconnector.

Cyclodextrin additives stabilize the solid-electrolyte interphase on silicon anodes, mitigating volume expansion and electrolyte decomposition during cycling.

Tungsten trioxide suppresses aluminum corrosion from high pH aqueous binders, forming a protective alumina film to maintain electrode surface integrity.

Segmented multi-layer housing combines aluminum inner canister with inert outer shell to resolve chemical reactivity and hermetic sealing contradictions.

Positive electrode volume resistivity maintained between 100 and 700 ohm cm after cycling to prevent binder swelling from increasing resistance.

Compression integrates separation layer with outer electrode, eliminating voids that disrupt electrolyte flow and degrade cycle life.

Segmented vertical wires interrupt growth pathways, preventing electrode shorting while maintaining conductivity.

High concentration LiTFSI suppresses water decomposition to extend the potential window beyond 2.0 V.

Continuous reactor mixer eliminates batch variability and clumping to ensure uniform composition.

Extruding lithium foil into a webbed porous current collector resolves low yield issues from thin foil manufacturing while boosting gravimetric energy density.

Varying grid wire widths across rows optimizes the expand grid structure, preventing cracking near collector frames while maintaining production efficiency.

Protrusions on collector plates enable butt welds with electrode non-coating portions, reducing required length and improving welding detection.

A flexible electrochemical cell uses a dual-mesh current collector to enhance mechanical resilience while maintaining electrical conductivity.

An anode composition uses metal-doped silicon oxide particles with a surface metal silicate area and organic acid to enhance battery power efficiency.

A compact metal phosphate film coats aluminum foil to enable selective ion transport while blocking electrons.

A porous surface layer with a contact angle greater than 130° repels water, reducing parasitic power consumption and improving current distribution uniformity.

Porous carbon interlayer electrode with dispersed metal sulfide catalyst particles enhances electrical conductivity in lithium-sulfur battery cathodes.

Indentations on electrode particles create a porous support structure that maintains void volume during assembly.

A nickel-zinc battery positive electrode material uses yttrium oxide and calcium hydroxide additives to enhance charging efficiency.

Nickel-cobalt cermet anodes resist sulfur poisoning in hydrocarbon fuels, maintaining voltage stability and enabling efficient water-gas shift reactions.

Segmenting lithium foil into discrete patches bypasses 120 mm width limits to enable larger anodes and higher capacity batteries.

A spalled cathode material layer removes polymeric binders to enable thicker single-crystal structures.

A composite current collector combines a polymer support layer with a thin metal conductive coating to increase weight energy density in lithium-ion batteries.

A negative electrode with controlled pore size distribution improves electrolyte impregnation and active material uniformity.

A triblock copolymer binder forms a hyperelastic network that maintains electrical contact between conductive particles during mechanical deformation.

A silicon anode active material with a carbon and hydrogen covering section reduces surface reactivity and electrolyte decomposition.

Grid-like current collector cavities allow local volume expansion of active materials, maintaining mechanical stability and cycle life during ion storage.

A second nonaqueous binder coating layer on silicon anodes accommodates volume expansion to prevent electrical isolation and maintain cycle life.

A porous insulator current collector stabilizes capacity during cycles by enabling efficient ion diffusion at room temperature.

A protective interfacial layer prevents dendrite growth and improves Coulombic efficiency in lithium metal batteries.

Mechanical punching replaces electrochemical etching to increase pore diameter and production efficiency while maintaining foil integrity.

A polyacrylonitrile binder joins metallic anode particles and current collectors through controlled adhesion forces.