FR2204817A1 - - Google Patents

Info

Publication number
FR2204817A1
FR2204817A1 FR7338450A FR7338450A FR2204817A1 FR 2204817 A1 FR2204817 A1 FR 2204817A1 FR 7338450 A FR7338450 A FR 7338450A FR 7338450 A FR7338450 A FR 7338450A FR 2204817 A1 FR2204817 A1 FR 2204817A1
Authority
FR
France
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.)
Withdrawn
Application number
FR7338450A
Other languages
French (fr)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2204817A1 publication Critical patent/FR2204817A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/0009—Materials therefor
    • G02F1/0036—Magneto-optical materials
    • 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
    • H01F10/08—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers
    • H01F10/10—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition
    • H01F10/18—Thin magnetic films, e.g. of one-domain structure characterised by magnetic layers characterised by the composition being compounds
    • H01F10/20—Ferrites
    • H01F10/24—Garnets
    • H01F10/245—Modifications for enhancing interaction with electromagnetic wave energy

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Thin Magnetic Films (AREA)
  • Compounds Of Iron (AREA)
FR7338450A 1972-10-27 1973-10-29 Withdrawn FR2204817A1 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722252715 DE2252715C3 (de) 1972-10-27 1972-10-27 Optisch transparente Einkristallscheibe aus substituiertem Eisen-Granat und Verfahren zu ihrer Herstellung

Publications (1)

Publication Number Publication Date
FR2204817A1 true FR2204817A1 (pt) 1974-05-24

Family

ID=5860211

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7338450A Withdrawn FR2204817A1 (pt) 1972-10-27 1973-10-29

Country Status (4)

Country Link
JP (1) JPS4999992A (pt)
DE (1) DE2252715C3 (pt)
FR (1) FR2204817A1 (pt)
GB (1) GB1445364A (pt)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2338547A1 (fr) * 1976-01-13 1977-08-12 Philips Nv Couche en grenat ferrimagnetique, utilisee dans les memoires magnetiques optiques
FR2412152A1 (fr) * 1977-12-13 1979-07-13 Philips Nv Produit magnetique dans lequel il est possible de mouvoir des bulles magnetiques, et dispositif muni d'un tel produit magnetique et servant au deplacement de bulles magnetiques

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2882351B2 (ja) * 1996-04-17 1999-04-12 日本電気株式会社 固体レーザ用結晶とその製造方法およびレーザ装置
US5978135A (en) * 1999-05-03 1999-11-02 Lucent Technologies Inc. Article comprising a variable optical attenuator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2338547A1 (fr) * 1976-01-13 1977-08-12 Philips Nv Couche en grenat ferrimagnetique, utilisee dans les memoires magnetiques optiques
FR2412152A1 (fr) * 1977-12-13 1979-07-13 Philips Nv Produit magnetique dans lequel il est possible de mouvoir des bulles magnetiques, et dispositif muni d'un tel produit magnetique et servant au deplacement de bulles magnetiques

Also Published As

Publication number Publication date
GB1445364A (en) 1976-08-11
JPS4999992A (pt) 1974-09-20
DE2252715B2 (de) 1979-08-16
DE2252715C3 (de) 1980-04-30
DE2252715A1 (de) 1974-05-02

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Legal Events

Date Code Title Description
ST Notification of lapse