CA1175907A - Measuring head for magnetometer and magnetometer incorporating such a head - Google Patents
Measuring head for magnetometer and magnetometer incorporating such a headInfo
- Publication number
- CA1175907A CA1175907A CA000366425A CA366425A CA1175907A CA 1175907 A CA1175907 A CA 1175907A CA 000366425 A CA000366425 A CA 000366425A CA 366425 A CA366425 A CA 366425A CA 1175907 A CA1175907 A CA 1175907A
- Authority
- CA
- Canada
- Prior art keywords
- layer
- measuring
- head according
- diode
- light beam
- 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.)
- Expired
Links
- 230000005291 magnetic effect Effects 0.000 claims abstract description 18
- 239000000758 substrate Substances 0.000 claims abstract 5
- 230000010287 polarization Effects 0.000 claims description 7
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 claims description 2
- 230000008034 disappearance Effects 0.000 claims description 2
- 238000000407 epitaxy Methods 0.000 claims description 2
- 229910052733 gallium Inorganic materials 0.000 claims description 2
- 239000002223 garnet Substances 0.000 claims description 2
- 239000000696 magnetic material Substances 0.000 claims 4
- ZPDRQAVGXHVGTB-UHFFFAOYSA-N gallium;gadolinium(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Ga+3].[Gd+3] ZPDRQAVGXHVGTB-UHFFFAOYSA-N 0.000 claims 1
- 230000001939 inductive effect Effects 0.000 claims 1
- 230000001902 propagating effect Effects 0.000 claims 1
- 229910052727 yttrium Inorganic materials 0.000 claims 1
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 abstract 1
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 239000002674 ointment Substances 0.000 description 4
- 238000005498 polishing Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000000644 propagated effect Effects 0.000 description 2
- NJXWZWXCHBNOOG-UHFFFAOYSA-N 3,3-diphenylpropyl(1-phenylethyl)azanium;chloride Chemical compound [Cl-].C=1C=CC=CC=1C(C)[NH2+]CCC(C=1C=CC=CC=1)C1=CC=CC=C1 NJXWZWXCHBNOOG-UHFFFAOYSA-N 0.000 description 1
- BSYNRYMUTXBXSQ-UHFFFAOYSA-N Aspirin Chemical compound CC(=O)OC1=CC=CC=C1C(O)=O BSYNRYMUTXBXSQ-UHFFFAOYSA-N 0.000 description 1
- 229910052688 Gadolinium Inorganic materials 0.000 description 1
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910001651 emery Inorganic materials 0.000 description 1
- 230000003631 expected effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- UIWYJDYFSGRHKR-UHFFFAOYSA-N gadolinium atom Chemical compound [Gd] UIWYJDYFSGRHKR-UHFFFAOYSA-N 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- MTRJKZUDDJZTLA-UHFFFAOYSA-N iron yttrium Chemical compound [Fe].[Y] MTRJKZUDDJZTLA-UHFFFAOYSA-N 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- VIKNJXKGJWUCNN-XGXHKTLJSA-N norethisterone Chemical compound O=C1CC[C@@H]2[C@H]3CC[C@](C)([C@](CC4)(O)C#C)[C@@H]4[C@@H]3CCC2=C1 VIKNJXKGJWUCNN-XGXHKTLJSA-N 0.000 description 1
- 229920000136 polysorbate Polymers 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
- G01R33/032—Measuring direction or magnitude of magnetic fields or magnetic flux using magneto-optic devices, e.g. Faraday or Cotton-Mouton effect
- G01R33/0322—Measuring direction or magnitude of magnetic fields or magnetic flux using magneto-optic devices, e.g. Faraday or Cotton-Mouton effect using the Faraday or Voigt effect
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Measuring Magnetic Variables (AREA)
- Superconductor Devices And Manufacturing Methods Thereof (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7930721 | 1979-12-14 | ||
| FR7930721A FR2471608A1 (fr) | 1979-12-14 | 1979-12-14 | Tete de mesure pour magnetometre, et magnetometre comprenant une telle tete |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1175907A true CA1175907A (en) | 1984-10-09 |
Family
ID=9232793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000366425A Expired CA1175907A (en) | 1979-12-14 | 1980-12-09 | Measuring head for magnetometer and magnetometer incorporating such a head |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4449096A (Direct) |
| EP (1) | EP0030876B1 (Direct) |
| JP (1) | JPS5693062A (Direct) |
| CA (1) | CA1175907A (Direct) |
| DE (1) | DE3065720D1 (Direct) |
| FR (1) | FR2471608A1 (Direct) |
| NO (1) | NO154558C (Direct) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2517831A2 (fr) * | 1981-12-04 | 1983-06-10 | Thomson Csf | Tete de mesure pour magnetometre et magnetometre comprenant une telle tete |
| FR2548787B1 (fr) * | 1983-07-04 | 1986-01-31 | Thomson Csf | Tete de mesure pour appareil de mesure de vecteur de gradient de champ magnetique, appareil de mesure comprenant une telle tete et procede de mesure |
| FR2552883B1 (fr) * | 1983-10-04 | 1985-11-08 | Thomson Csf | Dispositif pour mesurer le gradient d'un champ magnetique par effet magneto-optique |
| DE3341265A1 (de) * | 1983-11-15 | 1985-05-23 | Phönix Armaturen-Werke Bregel GmbH, 6000 Frankfurt | Messgeraet |
| GB2164145B (en) * | 1984-09-04 | 1989-01-05 | Westinghouse Electric Corp | Temperature compensated current sensor involving faraday effect and fiber optics |
| FR2603705B1 (fr) * | 1986-09-05 | 1988-10-28 | Thomson Csf | Tete de mesure de champ magnetique integree et son procede de realisation |
| US4947107A (en) * | 1988-06-28 | 1990-08-07 | Sundstrand Corporation | Magneto-optic current sensor |
| EP0363914A3 (en) * | 1988-10-13 | 1991-07-31 | Nec Corporation | Optical device with optical polarizer/analyzer formed of yttrium vanadate |
| US4981341A (en) * | 1989-07-14 | 1991-01-01 | At&T Bell Laboratories | Apparatus comprising a magneto-optic isolator utilizing a garnet layer |
| JP2758693B2 (ja) * | 1990-04-18 | 1998-05-28 | 信越化学工業株式会社 | 光アイソレータおよびその製造方法 |
| JPH0476476A (ja) * | 1990-07-19 | 1992-03-11 | Ngk Insulators Ltd | 光磁界センサ |
| US5451863A (en) * | 1992-10-30 | 1995-09-19 | International Business Machines Corporation | Fiber optic probe with a magneto-optic film on an end surface for detecting a current in an integrated circuit |
| US5258869A (en) * | 1992-12-31 | 1993-11-02 | Xerox Corporation | Xerographic laser light modulation with built-in light leveling using optical circulators |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3512867A (en) * | 1967-05-18 | 1970-05-19 | Philips Corp | Magneto-optical digital light deflection device |
| US3756690A (en) * | 1972-03-30 | 1973-09-04 | Corning Glass Works | Optical waveguide light modulator |
| DE2452489C2 (de) * | 1974-11-05 | 1984-11-15 | Siemens AG, 1000 Berlin und 8000 München | Nichtreziprokes Bauelement für die integrierte Optik |
| FR2355299A1 (fr) * | 1976-06-18 | 1978-01-13 | Thomson Csf | Appareil destine a mesurer un champ magnetique |
-
1979
- 1979-12-14 FR FR7930721A patent/FR2471608A1/fr active Granted
-
1980
- 1980-11-17 EP EP80401647A patent/EP0030876B1/fr not_active Expired
- 1980-11-17 DE DE8080401647T patent/DE3065720D1/de not_active Expired
- 1980-12-03 US US06/212,620 patent/US4449096A/en not_active Expired - Lifetime
- 1980-12-09 CA CA000366425A patent/CA1175907A/en not_active Expired
- 1980-12-12 NO NO803767A patent/NO154558C/no unknown
- 1980-12-12 JP JP17480780A patent/JPS5693062A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| FR2471608A1 (fr) | 1981-06-19 |
| EP0030876B1 (fr) | 1983-11-23 |
| NO803767L (no) | 1981-06-15 |
| NO154558B (no) | 1986-07-07 |
| NO154558C (no) | 1986-10-15 |
| US4449096A (en) | 1984-05-15 |
| JPS5693062A (en) | 1981-07-28 |
| DE3065720D1 (en) | 1983-12-29 |
| FR2471608B1 (Direct) | 1982-08-13 |
| EP0030876A1 (fr) | 1981-06-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1175907A (en) | Measuring head for magnetometer and magnetometer incorporating such a head | |
| US4563646A (en) | Optical magnetometer using a laser coupled to a magneto-optical medium | |
| US4516073A (en) | Magnetometer probe using a thin-film magnetic material as a magneto-optic sensor | |
| US5483161A (en) | Faraday effect continuous circuit flux concentrating magnetic field sensor | |
| Ducharme et al. | Electrooptic and piezoelectric measurements in photorefractive barium titanate and strontium barium niobate | |
| Kyuma et al. | Fiber-optic current and voltage sensors using a Bi 12 GeO 20 single crystal | |
| US6630819B2 (en) | Magneto-optic current sensor | |
| EP0351171A2 (en) | Method and apparatus for optically measuring electric and magnetic quantities | |
| US5982174A (en) | External cavity fiber Fabry-Perot magnetometer | |
| US4891587A (en) | Magnetic field sensor using variations in ultrasound to determine magnetic field | |
| Heinrich | 3.1 Ferromagnetic Resonance in Ultrathin Film Structures | |
| US7183768B2 (en) | Ultra sensitive in-situ magnetometer system | |
| US4665363A (en) | Optical fibre magnetic gradient detector | |
| CA1256497A (en) | Measurement head for a magnetic field gradient vector measuring apparatus, an apparatus comprising such a head and a measurement process | |
| Yoshino et al. | Common path heterodyne optical fiber sensors | |
| CA1239444A (en) | Device for measuring the gradient of a magnetic field by the magnetooptical effect | |
| Doriath et al. | A sensitive and compact magnetometer using Faraday effect in YIG waveguide | |
| Wagreich et al. | Accurate magneto-optic sensitivity measurements of some diamagnetic glasses and ferrimagnetic bulk crystals using small applied AC magnetic fields | |
| Canit et al. | Photoelastic modulator for polarimetry and ellipsometry | |
| Hornauer et al. | A Kerr magnetometer using Faraday modulation technique | |
| CA1233515A (en) | Process for the magnetic fields measuring system and measuring cell using such a process | |
| Podoprigora et al. | Liquid crystals on the solid state surface—the determination of anchoring energy under an applied magnetic field | |
| Vlannes | Optical probing of magnetostatic forward volume waves in thin film yttrium‐iron‐garnet | |
| Kohl et al. | Faraday rotation in diluted magnetic semiconductor superlattices | |
| Chung et al. | Magneto-optics of ferrofluids, using fiber optics |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |