ITTO20080462A1 - Metodo per la produzione di magneti permanenti macroscopici nanostrutturati con elevata densita d energia magnetica e relativi magneti - Google Patents

Metodo per la produzione di magneti permanenti macroscopici nanostrutturati con elevata densita d energia magnetica e relativi magneti

Info

Publication number
ITTO20080462A1
ITTO20080462A1 IT000462A ITTO20080462A ITTO20080462A1 IT TO20080462 A1 ITTO20080462 A1 IT TO20080462A1 IT 000462 A IT000462 A IT 000462A IT TO20080462 A ITTO20080462 A IT TO20080462A IT TO20080462 A1 ITTO20080462 A1 IT TO20080462A1
Authority
IT
Italy
Prior art keywords
magnets
nanostructured
production
high density
macroscopic
Prior art date
Application number
IT000462A
Other languages
English (en)
Inventor
Paolo Allia
Alessandro Chiolerio
Original Assignee
Torino Politecnico
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Torino Politecnico filed Critical Torino Politecnico
Priority to IT000462A priority Critical patent/ITTO20080462A1/it
Priority to PCT/IB2009/052502 priority patent/WO2009150629A1/en
Priority to CN2009801223428A priority patent/CN102084443A/zh
Priority to US12/997,798 priority patent/US20110102117A1/en
Priority to EP09762156A priority patent/EP2301051A1/en
Publication of ITTO20080462A1 publication Critical patent/ITTO20080462A1/it

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/14—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates
    • H01F41/16—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates the magnetic material being applied in the form of particles, e.g. by serigraphy, to form thick magnetic films or precursors therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y25/00—Nanomagnetism, e.g. magnetoimpedance, anisotropic magnetoresistance, giant magnetoresistance or tunneling magnetoresistance
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/147—Alloys characterised by their composition
    • H01F1/153—Amorphous metallic alloys, e.g. glassy metals
    • H01F1/15333—Amorphous metallic alloys, e.g. glassy metals containing nanocrystallites, e.g. obtained by annealing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F10/00—Thin magnetic films, e.g. of one-domain structure
    • H01F10/32—Spin-exchange-coupled multilayers, e.g. nanostructured superlattices
    • H01F10/3222—Exchange coupled hard/soft multilayers, e.g. CoPt/Co or NiFe/CoSm
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
    • H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
    • H01F1/047—Alloys characterised by their composition
    • H01F1/053—Alloys characterised by their composition containing rare earth metals
    • H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
    • H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
    • H01F1/0579—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B with exchange spin coupling between hard and soft nanophases, e.g. nanocomposite spring magnets

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nanotechnology (AREA)
  • Inorganic Chemistry (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Hard Magnetic Materials (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
IT000462A 2008-06-13 2008-06-13 Metodo per la produzione di magneti permanenti macroscopici nanostrutturati con elevata densita d energia magnetica e relativi magneti ITTO20080462A1 (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT000462A ITTO20080462A1 (it) 2008-06-13 2008-06-13 Metodo per la produzione di magneti permanenti macroscopici nanostrutturati con elevata densita d energia magnetica e relativi magneti
PCT/IB2009/052502 WO2009150629A1 (en) 2008-06-13 2009-06-11 Process for the production of macroscopic nanostructured permanent magnets with high density of magnetic energy and corresponding magnets
CN2009801223428A CN102084443A (zh) 2008-06-13 2009-06-11 具有高磁能密度的宏观纳米结构永磁铁的生产工艺以及相应磁铁
US12/997,798 US20110102117A1 (en) 2008-06-13 2009-06-11 Process for the production of macroscopic nanostructured permanent magnets with high density of magnetic energy and corresponding magnets
EP09762156A EP2301051A1 (en) 2008-06-13 2009-06-11 Process for the production of macroscopic nanostructured permanent magnets with high density of magnetic energy and corresponding magnets

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT000462A ITTO20080462A1 (it) 2008-06-13 2008-06-13 Metodo per la produzione di magneti permanenti macroscopici nanostrutturati con elevata densita d energia magnetica e relativi magneti

Publications (1)

Publication Number Publication Date
ITTO20080462A1 true ITTO20080462A1 (it) 2009-12-14

Family

ID=40302151

Family Applications (1)

Application Number Title Priority Date Filing Date
IT000462A ITTO20080462A1 (it) 2008-06-13 2008-06-13 Metodo per la produzione di magneti permanenti macroscopici nanostrutturati con elevata densita d energia magnetica e relativi magneti

Country Status (5)

Country Link
US (1) US20110102117A1 (it)
EP (1) EP2301051A1 (it)
CN (1) CN102084443A (it)
IT (1) ITTO20080462A1 (it)
WO (1) WO2009150629A1 (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3016469B1 (fr) * 2014-01-16 2016-01-01 Commissariat Energie Atomique Procede de preparation d'un aimant permanent
US9659700B2 (en) * 2015-09-21 2017-05-23 Microsoft Technology Licensing, Llc Neutralizing external magnetic forces on an OIS module

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4194210A (en) * 1976-03-29 1980-03-18 International Business Machines Corporation Multi-nozzle ink jet print head apparatus
JP3598171B2 (ja) * 1995-12-27 2004-12-08 株式会社Ｎｅｏｍａｘ 交換スプリング磁石およびその製造方法
KR100465661B1 (ko) * 1999-06-02 2005-01-13 아사히 가세이 가부시키가이샤 열전 재료 및 그 제조 방법
DE60134564D1 (de) * 2000-08-02 2008-08-07 Hitachi Metals Ltd Dünnfilm-seltenerd-dauermagnet und verfahren zu seiner herstellung
US6863933B2 (en) * 2001-01-30 2005-03-08 The Procter And Gamble Company Method of hydrophilizing materials
US6805904B2 (en) * 2002-02-20 2004-10-19 International Business Machines Corporation Process of forming a multilayer nanoparticle-containing thin film self-assembly
US7396569B2 (en) * 2003-02-10 2008-07-08 Nanoscale Materials, Inc. Rapidly self-assembled thin films and functional decals
US20080261044A1 (en) * 2003-02-10 2008-10-23 Jennifer Hoyt Lalli Rapidly self-assembled thin films and functional decals
US20080199685A1 (en) * 2003-02-10 2008-08-21 Michael Jeremiah Bortner Spray self assembly
US7041148B2 (en) * 2003-03-03 2006-05-09 General Electric Company Coated ferromagnetic particles and compositions containing the same
JP4560619B2 (ja) * 2003-03-26 2010-10-13 独立行政法人産業技術総合研究所 永久磁石膜
US20050000565A1 (en) * 2003-05-22 2005-01-06 Tingying Zeng Self-assembly methods for the fabrication of McFarland-Tang photovoltaic devices
US7300127B2 (en) * 2003-09-16 2007-11-27 Fujifilm Corporation Inkjet recording apparatus and recording method
US20060083694A1 (en) * 2004-08-07 2006-04-20 Cabot Corporation Multi-component particles comprising inorganic nanoparticles distributed in an organic matrix and processes for making and using same
DE102004062573A1 (de) * 2004-12-24 2006-07-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Dreidimensionale nano- und mikrostrukturierte Träger
JP2007087496A (ja) * 2005-09-22 2007-04-05 Fujifilm Corp ナノ粒子軟磁性層を有する垂直磁気記録媒体およびその製造方法
JP2007109705A (ja) * 2005-10-11 2007-04-26 Univ Of Tsukuba ナノコンポジット磁石およびその製造方法
US20080078441A1 (en) * 2006-09-28 2008-04-03 Dmitry Poplavskyy Semiconductor devices and methods from group iv nanoparticle materials
JP5028619B2 (ja) * 2007-03-09 2012-09-19 国立大学法人 香川大学 パターン状の微粒子膜およびパターン状の微粒子膜の製造方法

Also Published As

Publication number Publication date
WO2009150629A1 (en) 2009-12-17
CN102084443A (zh) 2011-06-01
EP2301051A1 (en) 2011-03-30
US20110102117A1 (en) 2011-05-05

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