FR2369229A1 - Grenat ferrimagne - Google Patents

Grenat ferrimagne

Info

Publication number
FR2369229A1
FR2369229A1 FR7632241A FR7632241A FR2369229A1 FR 2369229 A1 FR2369229 A1 FR 2369229A1 FR 7632241 A FR7632241 A FR 7632241A FR 7632241 A FR7632241 A FR 7632241A FR 2369229 A1 FR2369229 A1 FR 2369229A1
Authority
FR
France
Prior art keywords
garnet
ferrimagne
less
oersteds
gauss
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
FR7632241A
Other languages
English (en)
Other versions
FR2369229B1 (fr
Inventor
Roland Sroussi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thales SA
Original Assignee
Thomson CSF SA
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 SA filed Critical Thomson CSF SA
Priority to FR7632241A priority Critical patent/FR2369229A1/fr
Priority to IT51543/77A priority patent/IT1116139B/it
Priority to DE19772747679 priority patent/DE2747679A1/de
Priority to US05/844,916 priority patent/US4125473A/en
Publication of FR2369229A1 publication Critical patent/FR2369229A1/fr
Application granted granted Critical
Publication of FR2369229B1 publication Critical patent/FR2369229B1/fr
Granted legal-status Critical Current

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

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)

Abstract

L'invention a pour but l'obtention par frittage à une température inférieure à 1 500 degrés C, d'un grenat de moment magnétique inférieur à 600 gauss et de largeur de raie de résonance inférieure à 100 oersteds. Le grenat répond à la formule :
FR7632241A 1976-10-26 1976-10-26 Grenat ferrimagne Granted FR2369229A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR7632241A FR2369229A1 (fr) 1976-10-26 1976-10-26 Grenat ferrimagne
IT51543/77A IT1116139B (it) 1976-10-26 1977-10-25 Granato ferromagnetico policristallino di piccola larghezza di raggio di risonanza giromagnetica e di basso momento magnetico
DE19772747679 DE2747679A1 (de) 1976-10-26 1977-10-25 Polykristalliner ferrimagnetischer granat
US05/844,916 US4125473A (en) 1976-10-26 1977-10-25 Polycrystalline ferrimagnetic garnet having a narrow gyromagnetic resonance line width and a low magnetic moment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7632241A FR2369229A1 (fr) 1976-10-26 1976-10-26 Grenat ferrimagne

Publications (2)

Publication Number Publication Date
FR2369229A1 true FR2369229A1 (fr) 1978-05-26
FR2369229B1 FR2369229B1 (fr) 1981-06-19

Family

ID=9179219

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7632241A Granted FR2369229A1 (fr) 1976-10-26 1976-10-26 Grenat ferrimagne

Country Status (4)

Country Link
US (1) US4125473A (fr)
DE (1) DE2747679A1 (fr)
FR (1) FR2369229A1 (fr)
IT (1) IT1116139B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5972707A (ja) * 1982-10-20 1984-04-24 Hitachi Ltd 磁性ガーネット膜
CN107746269B (zh) * 2017-10-31 2020-12-04 深圳市华扬通信技术有限公司 低损耗功率旋磁材料及其制备方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3006854A (en) * 1959-04-29 1961-10-31 Bell Telephone Labor Inc Ferrimagnetic garnet
US3156651A (en) * 1962-03-28 1964-11-10 Bell Telephone Labor Inc Light transparent ferrimagnetic garnets
GB1242514A (en) * 1969-02-07 1971-08-11 Nippon Electric Co Calcium-vanadium series ferrimagnetic garnets
US3763045A (en) * 1970-04-03 1973-10-02 Nippon Electric Co Calcium-vanadium ferrimagnetic garnets
US4034358A (en) * 1975-08-25 1977-07-05 Bell Telephone Laboratories, Incorporated Magnetic bubble devices with controlled temperature characteristics

Also Published As

Publication number Publication date
FR2369229B1 (fr) 1981-06-19
DE2747679A1 (de) 1978-04-27
US4125473A (en) 1978-11-14
IT1116139B (it) 1986-02-10

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Legal Events

Date Code Title Description
ST Notification of lapse