Polycrystalline Material Growth TRIZ Cases
- Single-Crystal Cathode Material Without Jet Milling
Two-stage sintering of a polycrystalline NCM precursor forms single-crystal cathode material without jet milling or cyclone separation.
- Grooved Magnetostrictive Member for Uniform Magnetic Field Response
Surface grooves plus heat treatment stabilize parallel magnetostriction and reduce optimum magnetic field variation across members.
- Grooved Single-Crystal Magnetostrictive Member for Stable Field Tuning
Grooved single-crystal Fe-Ga members cut from the same crystal reduce optimum magnetic field variation and keep vibration generator output consistent.
- Epitaxial Reactor Handling Layout for Hot Substrate Transfer
An integrated storage chamber and dual-robot layout automates hot substrate and carrier transfer to improve epitaxial deposition reliability.
- Epitaxial Reactor Load-Lock Handling for Hot SiC Substrates
Robotic load-lock and transfer chambers move hot SiC substrates through controlled thermal zones to improve epitaxial handling efficiency.
- Carbon-Doped Silicon Wafer for Low-Resistivity Epitaxial Defect Control
Carbon doping plus argon annealing suppresses dislocation loops and keeps epitaxial stacking faults at 100 defects/wafer or less.
- IrNiCu@Cu Nanostructures With hcp Cu Shells for Nitrate Reduction
Epitaxial hcp Cu grown on IrNi nanobranches overcomes the stability-activity tradeoff in nitrate reduction and boosts ammonia selectivity.
- InGaN Epitaxial Reference Electrode for Stable Solid-State Sensing
An InGaN/InN epitaxial wafer replaces liquid-filled reference electrodes to deliver stable, low-drift electrochemical sensing.
- Multi-Unit Reaction Chamber Assembly for Uniform Epitaxial Throughput
Separate insulated deposition units enable parallel epitaxial growth with uniform heating, less parasitic deposition, and easier maintenance.
- Off-Cut GaN Substrate Control for Low-Strain LD Production
Controlling GaN substrate off-cut angle, strain density, and pits helps improve laser diode production yield and substrate consistency.
- SiC Bonded Substrate Heat Treatment for Back-Grinding Warp Control
Heat treatment at 1600-2000°C cuts internal stress in SiC bonded substrates, keeping back-grinding warp at 1.0 mm or less.
- Crucible Assembly Grooves for Single-Particle Cathode Sintering
Sidewall incision grooves improve heat penetration during sintering, reducing fine particles and enabling stable single-particle Ni-based cathodes.
- PZT Thin-Film Stack With YZ Seed Layer for (001) Epitaxy on Si
A YZ seed layer enables (001)-oriented PZT epitaxy on insulator-on-Si substrates, improving heat resistance and MEMS integration.
- Wafer Carrier Pocket With Orientation Notch for Epitaxial Growth
A notched wafer carrier pocket fixes wafer orientation while relieving thermal stress during epitaxial growth to reduce cracks, slip lines, and defects.
- Mixed Group V Precursors for Uniform III-V Epitaxy
Combining hydride and metal-organic Group V precursors improves MOCVD uniformity, III-V ratio control, yield, and cost.
- Off-Axis Laser Wafer Smoothing for Low-Loss SiC Surface Processing
Angled laser ablation selectively removes high wafer features to smooth SiC surfaces, cut material loss, and improve fracture strength.
- Semiconductor Epitaxial Layer Growth With Cyclic Interface Repair
Cyclic interface repair and staged epitaxial growth suppress pit defects from lattice mismatch, improving epitaxial layer quality and yield.
- Nickel-Rich Cathode Composition with Core-Shell Stability Control
Controlled Ni/Mn distribution across small and large cathode particles limits Li/Ni mixing while improving capacity retention and cycle stability.
- SiC Wafer Grinding Using Controlled Plastic Deformation
Friction-heated diamond grinding controls surface plastic deformation in SiC wafers to improve accuracy, efficiency, and mirror finish.
- Optoelectronic Substrate Nanovoids for Surface Defect Reduction
Etched defect pores are transformed into nanovoids that pull crystalline defects away from the substrate surface, improving epitaxial growth quality.
- AlN Substrate Growth on Through-Hole SiC for Large-Diameter Crystals
Through holes in a SiC substrate guide lateral and vertical AlN growth, enabling large-diameter substrates with improved crystallinity.
- Microcrystal Orientation Layer for Low-Defect α-Ga2O3 Substrates
A corundum-type orientation layer with controlled microcrystals reduces lattice mismatch, chipping, and crystal defects in α-Ga2O3 growth.
- Single-Particle Cathode Material for High-Nickel Cycle Stability
A boundary-controlled single-particle lithium transition metal oxide limits microcracks, resistance rise, and structural collapse in high-nickel cathodes.
- Rock-Salt Oxide Precursors for Homogeneous NMC Cathode Particles
Dry impact milling forms rock-salt oxide precursors that improve NMC particle homogeneity, cut sintering time, and reduce lithium loss.
- Epitaxial Reactor Chamber Swapping to Cut Conditioning Downtime
A preconditioned replacement chamber keeps epitaxial wafer deposition running while purge-based conditioning happens offline.
- Biaxially Textured Thin Films for Low-Misorientation Superconductor Tapes
An IBAD-based buffer stack cuts in-plane texture below 2° and suppresses twin orientations to raise critical current in superconductor tapes.
- GaN Substrate Nitride Interface Layer for Low-Defect Epitaxy
An MvAlxOyNz interface and separation layer stack enables thicker GaN growth with fewer defects, less cracking, and better wafer uniformity.
- Cubic GaN on Silicon for Large-Area Green LED Growth
Cubic GaN grown on silicon enables large-area green LED emission while avoiding phosphor conversion losses and reducing efficiency droop.
- 4H Silicon Carbide Doping Screening for Target Resistivity
Simulation of n-type and semi-insulating 4H SiC predicts dopant resistivity before wafer fabrication, cutting trial-and-test time and cost.
- Single-Crystal Nickel (111) Substrate for Large-Diameter Diamond Growth
High-temperature hydrogen plasma removes the polished surface damage on single-crystal nickel (111), enabling highly oriented large-diameter diamond growth.