Magnets or magnetic bodies characterised by the magnetic materials therefor Selection of materials for their magnetic properties

HELECTRICITY H01Electric elements H01FMAGNETS INDUCTANCES TRANSFORMERS SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES

H01F1/00Magnets or magnetic bodies characterised by the magnetic materials therefor Selection of materials for their magnetic properties

H01F1/0009Antiferromagnetic materials H01F1/0018Diamagnetic or paramagnetic materials H01F1/0027Thick magnetic films H01F1/0036showing low dimensional magnetism, i.e. spin rearrangements due to a restriction of dimensions H01F1/0045Zero dimensional H01F1/0054Coated nanoparticles H01F1/0063in a non-magnetic matrix H01F1/0072one dimensional H01F1/0081in a non-magnetic matrix H01F1/009bidimensional H01F1/01of inorganic materials H01F1/012adapted for magnetic entropy change by magnetocaloric effect H01F1/015Metals or alloys H01F1/017Compounds H01F1/03characterised by their coercivity H01F1/0302characterised by unspecified or heterogeneous hardness or specially adapted for magnetic hardness transitions H01F1/0304adapted for large Barkhausen jumps or domain wall rotations H01F1/0306Metals or alloys H01F1/0308with magnetic shape memory [MSM], i.e. with lattice transformations driven by a magnetic field H01F1/0311Compounds H01F1/0313Oxidic compounds H01F1/0315Ferrites H01F1/0317Manganites H01F1/032of hard-magnetic materials H01F1/04Metals or alloys H01F1/047Alloys characterised by their composition H01F1/053containing rare earth metals H01F1/0533in a bonding agent H01F1/0536sintered H01F1/055and magnetic transition metals H01F1/0551in the form of particles H01F1/0552with a protective layer H01F1/0553obtained by reduction or by hydrogen decrepitation or embrittlement H01F1/0555pressed, sintered or bonded together H01F1/0556pressed H01F1/0557sintered H01F1/0558bonded together H01F1/057and IIIa elements H01F1/0571in the form of particles H01F1/0572with a protective layer H01F1/0573obtained by reduction or by hydrogen decrepitation or embrittlement H01F1/0574obtained by liquid dynamic compaction H01F1/0575pressed, sintered or bonded together H01F1/0576pressed H01F1/0577sintered H01F1/0578bonded together H01F1/0579with exchange spin coupling between hard and soft nanophases H01F1/058and IVa elements H01F1/059and Va elements H01F1/0593of tetragonal ThMn12-structure H01F1/0596of rhombic or rhombohedral Th2Zn17 structure or hexagonal Th2Ni17 structure H01F1/06in the form of particles H01F1/061with a protective layer H01F1/063with a non magnetic core H01F1/065obtained by a reduction H01F1/066obtained by liquid dynamic compaction H01F1/068having a L10 crystallographic structure H01F1/08pressed, sintered, or bound together H01F1/083in a bonding agent H01F1/086sintered H01F1/09Mixtures of metallic and non-metallic particles Metallic particles having oxide skin H01F1/10Non-metallic substances H01F1/11in the form of particles H01F1/111with a non-magnetic core H01F1/112with a skin H01F1/113in a bonding agent H01F1/117Flexible bodies H01F1/12of soft-magnetic materials H01F1/14Metals or alloys H01F1/143in the form of wires H01F1/147Alloys characterised by their composition H01F1/14708Fe-Ni based alloys H01F1/14716in the form of sheets H01F1/14725with insulating coating H01F1/14733in the form of particles H01F1/14741pressed, sintered or bonded together H01F1/1475the particles being insulated H01F1/14758by macromolecular organic substances H01F1/14766Fe-Si based alloys H01F1/14775in the form of sheets H01F1/14783with insulating coating H01F1/14791Fe-Si-Al based alloys H01F1/153Amorphous metallic alloys H01F1/15308based on Fe/Ni H01F1/15316based on Co H01F1/15325containing rare earths H01F1/15333containing nanocrystallites H01F1/15341Preparation processes therefor H01F1/1535by powder metallurgy H01F1/15358Making agglomerates therefrom H01F1/15366using a binder H01F1/15375using polymers H01F1/15383Applying coatings thereon H01F1/15391Elongated structures H01F1/16in the form of sheets H01F1/18with insulating coating H01F1/20in the form of particles H01F1/22pressed, sintered, or bound together H01F1/24the particles being insulated H01F1/26by macromolecular organic substances H01F1/28dispersed or suspended in a bonding agent H01F1/33Mixtures of metallic and non-metallic particles Metallic particles having oxide skin H01F1/34Non-metallic substances H01F1/342Oxides H01F1/344Ferrites H01F1/346[(TO4) 3] with T= Si, Al, Fe, Ga H01F1/348Hexaferrites with decreased hardness or anisotropy, i.e. with increased permeability in the microwave (GHz) range H01F1/36in the form of particles H01F1/37in a bonding agent H01F1/375Flexible bodies H01F1/38amorphous H01F1/40of magnetic semiconductor materials H01F1/401diluted H01F1/402of II-VI type H01F1/404of III-V type H01F1/405of IV type H01F1/407Diluted non-magnetic ions in a magnetic cation-sublattice H01F1/408half-metallic, i.e. having only one electronic spin direction at the Fermi level H01F1/42of organic or organo-metallic materials H01F1/44of magnetic liquids H01F1/442the magnetic component being a metal or alloy H01F1/445the magnetic component being a compound H01F1/447characterised by magnetoviscosity