Magnetic Materials TRIZ Cases

Segmented vacuum chambers enable inert gas cooling and collection, reducing oxygen content while extending transmission part life.

Optimized sintered Sm-Co composition balances coercive force and magnetization while maintaining thermal stability.

Grain boundary phase diffusion surrounds main phase grains to enhance coercivity, reducing heavy rare earth reliance and stabilizing supply.

A solenoidal magnet structure uses a preformed mechanical support bonded to coils via thermosetting resin.

A RFeB-based sintered magnet uses copper and aluminum segregation at grain boundaries to enhance coercivity.

A method shapes R-Fe-B sintered magnets by forming a specific grain boundary phase structure during controlled cooling and aging.

ThMn12 magnetic material balances rare-earth anisotropy with transition metal saturation through precise compositional tuning.

Core-shell grains with heavy rare earth gradients resolve the trade-off between coercive force and residual magnetic flux density.

Amorphous metal alloy wires resolve plastic deformation in radiation detectors by achieving tensile strengths above 3500 MPa with high electrical resistivity.

Hydrogen decrepitation enables fine powder production in R-T-B magnets, resolving the trade-off between coercivity and remanence during sintering.

A combustion driven compaction process generates high pressure to densify magnetic powders into solid magnets.

Aging treatment modifies grain boundary phase composition in rare earth magnets to enhance coercive force and magnetization performance.

A rare earth magnet composition stabilizes the crystal structure through controlled atomic ratios of neodymium, lanthanum, cerium, and cobalt.

Replacing R oxide with R metal controls abnormal grain growth while generating sufficient R-rich phase to enhance coercive force in sintered magnets.

A steel material maintains magnetic characteristics through controlled precipitate distribution within ferrite grains.

A soft magnetic alloy combines Fe-based nanocrystals with an amorphous phase to deliver high saturation magnetic flux density.

A rare earth magnet composition with a grain boundary phase prevents coercive force reduction at high temperatures.

A magnetic measuring scale concentrates magnetizable particles in a surface layer during curing to provide strong scanning signals.

Intersecting laser peening trace rows optimize in-plane stress distribution to reduce iron loss and eddy current effects in transformers.

Optimized electroplating parameters stabilize electrolyte life and layer uniformity while minimizing internal stresses in high-frequency magnetic cores.

An R-T-B-C sintered magnet uses a fluoride-rich grain boundary phase to suppress eddy current heat generation while maintaining coercive force.

Grain boundary enrichment with copper and zirconium pins domain walls, maintaining coercive force above 1600 kA/m at high temperatures.

An R75 phase at the triple point suppresses oxidation of the R-rich matrix during plating, reducing flux loss while maintaining magnetic properties.

A polyamide acid solution bonds soft magnetic metal strips through a two-stage heat treatment process that controls imidization levels.

A soft magnetic alloy mixes amorphous material with nanocrystals to achieve high saturation magnetic flux density.

A heat treatment process using an RLM alloy and RH oxide mixture improves intrinsic coercivity in sintered magnets.

Hydrogenation-disproportionation converts brittle NdFeB alloy into ductile powder, eliminating slicing waste and dysprosium costs.

Hydrogen compounds diffuse heavy rare earths into sintered magnet grain boundaries, reducing residual stress and improving thermal demagnetization resistance.

Vacuum heat treatment increases NdFeB magnet coercivity while reducing heavy rare earth content.

A forming mold integrates preliminary and main heating zones to densify magnetic powder while preserving crystal structure.

Segmented heat treatment with periodic magnetic fields increases high frequency permeability while maintaining squareness ratio.

Correction coils positioned between magnetic poles compensate for saturation effects, ensuring uniform magnetic flux density across varying beam sizes.

Optimizing grain boundary phases with zirconium accelerates transition metal-rich phase generation, boosting coercive force without relying on dysprosium.

A MnAl alloy adjusts tau, gamma2, and beta phase ratios to produce metamagnetism across a broad temperature range.

Segmented current leads with cold reservoirs minimize cooling power requirements during charging, preventing quenching risks in superconducting systems.

Hydrogen decrepitation eliminates jet milling to reduce oxygen content below 1000 ppm in rare earth magnets.

Alternating heavy rare-earth layers enhance coercivity while lowering material costs.

Grain boundary diffusion introduces heavy rare-earth elements to enhance coercivity while preserving remanence in thick R-Fe-B sintered magnets.

A nanogranular magnetic film disperses Fe, Co, and Ni nano-domains in an O, N, or F-based matrix to achieve high specific resistance.

Nozzle-based deposition applies heavy rare earth mixtures to nonplanar RFeB magnets, resolving uneven coercive force and excessive resource consumption.

Recessed side faces on sintered bodies constrain lateral deformation during hot upsetting, maintaining residual magnetization uniformity.

Samarium-doped soft magnetic alloys boost saturated flux density while maintaining mechanical strength.

A R-T-B permanent magnet uses a Ce-enriched surface layer to generate cubic oxide anchoring for strong adhesive bonds.

Optimized grain boundary composition in sintered magnets improves heavy rare earth diffusion, reducing material costs while maintaining coercive force.

Iron-based nanocrystalline alloy ribbons produced via planar-flow melt spinning with single roller quenching.

Laser shock peening implants nanopowders into sintered Nd-Fe-B magnets to induce surface nanocrystallization and compressive stress.

Processor-controlled voltage application saturates transformer cores to establish precise magnetic states for reliable demagnetization.

Composite MRI coil supports reduce weight by sharing axial loads between the main former body and a metal splint, preventing structural failure.