Electrode Carriers/Collectors TRIZ Cases

Forming a recess in the active material layer provides mechanical support for the tab element, allowing thinner current collectors that increase energy density.

An anode current collector with surface roughness Ra 0.2 μm or more alloys with the active material layer to enhance interfacial contact.

A hydrophilic and gas-impermeable layer absorbs liquid fuel to redistribute it uniformly across the anode current collector.

A foil current collector features an unperforated strip at the connector tab while perforations extend to perimeter edges.

Metal-coated fabric electrodes stabilize lithium deposition and accelerate polysulfide reduction to resolve dendrite growth and shuttle effects.

Knurled rollers and angled deflector generate pressurized paste stream for grid coverage, preventing jamming and damage from narrow orifice contact.

Carborane anion salts decompose at higher potentials to create a uniform SEI film that suppresses dendrite growth and prevents electrode swelling.

Balancing positive and negative electrode compaction densities maintains surface integrity in lithium-ion batteries.

A negative electrode current collector maintains structural integrity during charge-discharge cycles through optimized thickness parameters.

Sintering gas-atomized titanium powder without organic binders eliminates carbon contamination while maintaining bending strength.

Optimized electrode mixture layer thickness and density balance ion diffusion speed with high energy density in lithium ion batteries.

A negative electrode design uses concave portions and stress-relaxing regions to absorb volume expansion forces during cycling.

An intermediate layer with a flame retardant and conductive material protects the positive electrode.

Dynamic bonds in the polymer layer heal mechanical damage to suppress dendrite growth and maintain Coulombic efficiency.

Cyclic disulfonate ester additives form low-resistance films on electrodes, reducing electrolyte decomposition and improving low-temperature rate capability.

Polyacrylic acid side chains on a polynorbornene backbone chelate manganese ions to stop dissolution from lithium manganese iron phosphate cathodes.

Varying bipolar plate feed passageway dimensions restricts gas flow near the inlet side, reducing velocity standard deviation from 0.087 m/s to 0.047 m/s.

A lithium nickel manganese cobalt oxide cathode material with controlled lattice constants and compositional ratios.

A stepped electrode assembly with varying plate sizes adapts to curved device spaces.

A tubular current collector with a pressed section and surface elements achieves uniform current density in sodium metal halide batteries.

A polymer binder using a reactive emulsifying agent to enhance adhesive force between electrode materials and current collectors.

A soft electrode with a wrinkled metal layer relaxes stress during lithium plating to enable uniform deposition.

A copper film sandwiched between protective layers maintains uniform surface properties during high-speed manufacturing.

Low-temperature curing of thermosetting binders maintains binding force during silicon volume expansion, preventing capacity loss.

Optimizing electrolyte volume between 1.05 and 1.25 times the void space prevents wrinkle formation near tab terminals during repeated bending tests.

A hybrid electrode combines porous silicon particles with a carbon matrix to boost capacity while managing volume expansion.

A silicon oxide negative electrode active material with a carbon coating prevents disproportionation to improve cycle stability.

A resin current collector features a conductive layer with optimized recesses and projections to increase contact locations with active material particles.

An insertion hole in the supply/discharge plate routes the terminal vertically, preventing electrolyte leakage contact and simplifying assembly.

Cold-formed A286 stainless steel conducting plates reduce ohmic losses by lowering surface resistance compared to standard graphite alternatives.

Sulfur-based transition metal composites resolve low conductivity and polysulfide dissolution to deliver high specific capacity and cycle stability.

A nickel-plated woven or nonwoven fabric substrate provides mechanical strength and flexibility for battery electrodes.

A kinetic spray process deposits high-grade stainless steel onto low-grade bipolar plate substrates to form a protective corrosion-resistant layer.

Phosphorus and oxygen electrolyte compounds stabilize the anode interface, reducing lithium precipitation area below two percent after one hundred cycles.

Replacing expensive organic cations with urea reduces cost while lowering hygroscopicity to prevent side reactions in aluminum-ion batteries.

Metal mesh at battery pack vents blocks flame ejection and absorbs heat, resolving the trade-off between safety and compact casing size.

A nano silicon negative electrode active material incorporates a carbon layer and cationic polymer to stabilize the structure.

A negative electrode uses a conductive film between the metal foil and active material layer to lower contact resistance.

A lithium metal anode electrode uses a porous conductive layer to increase surface area for uniform lithium deposition.

Metallic nanowires replace opaque carbon black in electrochromic electrodes, enabling direct colorimetric monitoring of lithium ion states without masking.

A double-layered lithium iron phosphate cathode uses distinct particle sizes to maintain adhesive strength and control ion diffusion.

Amorphous tin-silicon alloy anode minimizes volume expansion during lithiation, preserving electrical contact and capacity retention.

A three-layered negative electrode tab structure combines nickel and copper layers to enhance battery performance.

Resins integrate cover terminals and cylindrical sections, shortening seal widths while maintaining reliability.

Specific dialkyl sulfone and halide ratios eliminate equipment corrosion from hydrogen chloride while boosting film formation rates.

Aluminum clad material with controlled intermetallic layer prevents pinhole formation in thin battery current collectors.

An inner metal coating on a tube-shaped structure inhibits lithium dendrite growth and blocks electrolyte reactions to enhance battery safety.

Polymer coatings on silicon particles absorb expansion strain, preventing layer peeling and maintaining cycle stability in lithium ion batteries.

A lithium complex oxide electrode material resolves capacity-reliability trade-offs by optimizing molybdenum valence and multi-element doping.