IT980076B - Materiale ferromagnetico a struttura granata di momento magnetico inferiore a 1000 gauss per applicazioni in iperfrequenza - Google Patents

Materiale ferromagnetico a struttura granata di momento magnetico inferiore a 1000 gauss per applicazioni in iperfrequenza

Info

Publication number
IT980076B
IT980076B IT49164/73A IT4916473A IT980076B IT 980076 B IT980076 B IT 980076B IT 49164/73 A IT49164/73 A IT 49164/73A IT 4916473 A IT4916473 A IT 4916473A IT 980076 B IT980076 B IT 980076B
Authority
IT
Italy
Prior art keywords
gauss
ferromagnetic material
magnetic moment
moment less
hyperfrequency
Prior art date
Application number
IT49164/73A
Other languages
English (en)
Original Assignee
Thomson Csf
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 Thomson Csf filed Critical Thomson Csf
Application granted granted Critical
Publication of IT980076B publication Critical patent/IT980076B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/26—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on ferrites
    • C04B35/2641—Compositions containing one or more ferrites of the group comprising rare earth metals and one or more ferrites of the group comprising alkali metals, alkaline earth metals or lead
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/26—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on ferrites
    • C04B35/2675—Other ferrites containing rare earth metals, e.g. rare earth ferrite garnets

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Soft Magnetic Materials (AREA)
  • Magnetic Ceramics (AREA)
IT49164/73A 1972-03-31 1973-03-30 Materiale ferromagnetico a struttura granata di momento magnetico inferiore a 1000 gauss per applicazioni in iperfrequenza IT980076B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7211633A FR2177632B1 (it) 1972-03-31 1972-03-31

Publications (1)

Publication Number Publication Date
IT980076B true IT980076B (it) 1974-09-30

Family

ID=9096230

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49164/73A IT980076B (it) 1972-03-31 1973-03-30 Materiale ferromagnetico a struttura granata di momento magnetico inferiore a 1000 gauss per applicazioni in iperfrequenza

Country Status (7)

Country Link
US (1) US3886077A (it)
JP (1) JPS498798A (it)
BE (1) BE797370A (it)
DE (1) DE2315558C3 (it)
FR (1) FR2177632B1 (it)
GB (1) GB1382555A (it)
IT (1) IT980076B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4929077B1 (it) * 1970-10-12 1974-08-01
JPS6024568B2 (ja) * 1975-05-19 1985-06-13 日立金属株式会社 Ｇｄ，Ｃａ，Ｓｎ置換イツトリウム鉄ガ−ネツト
JPS5642311A (en) * 1979-09-17 1981-04-20 Hitachi Ltd Garnet film for magnetic bubble
IT1213266B (it) * 1984-02-21 1989-12-14 Selenia Ind Elettroniche Metodo per la soppressione di onde magnetostatiche in film di granati magnetici per circuiti a microonde
FR2586134B1 (fr) * 1985-08-06 1989-12-01 Thomson Csf Materiau magnetique stable en temperature pour utilisation en hyperfrequences et son procede de fabrication
KR100208882B1 (ko) * 1996-01-11 1999-07-15 . 정자파 장치
KR0171371B1 (ko) * 1996-10-31 1999-01-15 양승택 마이크로파 소자용 자성체 세라믹 조성물, 이를 이용한 마이크로파 소자용 자성체 세라믹 및 그의 제조방법
US20050260331A1 (en) * 2002-01-22 2005-11-24 Xingwu Wang Process for coating a substrate
JP2005097044A (ja) * 2003-09-25 2005-04-14 Alps Electric Co Ltd 非可逆回路素子用ガーネットフェライトとそれを用いた非可逆回路素子
FR3044308B1 (fr) * 2015-11-27 2017-11-24 Thales Sa Materiau ferrite de type grenat a tres faible aimantation a saturation et composant comprenant ledit materiau a tres faible aimantation a saturation
CN114436637B (zh) * 2022-03-07 2023-05-05 西南应用磁学研究所(中国电子科技集团公司第九研究所) 一种高介电常数高功率微波铁氧体材料及其制备方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3479292A (en) * 1965-12-20 1969-11-18 Bell Telephone Labor Inc Manufacture of garnet ceramic
US3563897A (en) * 1968-04-03 1971-02-16 Trans Tech Inc Ferromagnetic garnet with stress insensitive b-h loop and method of making same
FR2041241A5 (it) * 1969-04-17 1971-01-29 Thomson Csf

Also Published As

Publication number Publication date
US3886077A (en) 1975-05-27
DE2315558A1 (de) 1973-10-04
GB1382555A (en) 1975-02-05
FR2177632B1 (it) 1978-03-03
FR2177632A1 (it) 1973-11-09
BE797370A (fr) 1973-07-16
DE2315558B2 (de) 1980-06-04
DE2315558C3 (de) 1981-02-26
JPS498798A (it) 1974-01-25

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