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Potentialities of an Electro-Optic Crystal Fed by Nuclear Magnetic Resonant Coil for Remote and Low-Invasive Magnetic Field Characterization
- Source :
- IEEE Sensors Journal, IEEE Sensors Journal, Institute of Electrical and Electronics Engineers, 2013, 13 (4), pp.1274-1280. ⟨10.1109/JSEN.2012.2230623⟩
- Publication Year :
- 2013
- Publisher :
- HAL CCSD, 2013.
-
Abstract
- International audience; — In this paper, we demonstrate the use of a LiTaO 3 crystal associated with a typical nuclear magnetic resonant loop coil to perform an optically remote radio frequency magnetic-field characterization. The whole transduction scheme is theoretically and experimentally studied. The measurement dynamics reaches 60 dB. The minimum detectable magnetic field is lower than 1 nT, which corresponds to an induced inner crystal electric field as low as 30 mV/m. To evaluate the spatial potentialities of the sensor, a 1-D mapping of the field along an asymmetric butterfly-shaped loop coil is performed. The result is in good agreement with finite-difference time-domain simulations and demonstrates the vectorial behavior of the sensor device.
- Subjects :
- Materials science
Magnetic resonance force microscopy
02 engineering and technology
Electro-optics
030218 nuclear medicine & medical imaging
03 medical and health sciences
Search coil
[SPI]Engineering Sciences [physics]
0302 clinical medicine
Nuclear magnetic resonance
Optics
magnetic field sensor
Electric field
0202 electrical engineering, electronic engineering, information engineering
magnetic resonance imaging
Electrical and Electronic Engineering
Instrumentation
business.industry
020206 networking & telecommunications
Magnetic field
nuclear magnetic resonance
Electromagnetic coil
Spin echo
Radio frequency
business
Subjects
Details
- Language :
- English
- ISSN :
- 1530437X
- Database :
- OpenAIRE
- Journal :
- IEEE Sensors Journal, IEEE Sensors Journal, Institute of Electrical and Electronics Engineers, 2013, 13 (4), pp.1274-1280. ⟨10.1109/JSEN.2012.2230623⟩
- Accession number :
- edsair.doi.dedup.....5775418287102fa43b79c4ec57a4b643