Results 231 to 240 of about 295,958 (294)

Thin film lithium niobate electric field sensors

Review of Scientific Instruments, 2022
We present our results for using thin film lithium niobate devices for electric field sensing applications. Micro-ring modulator and Mach–Zehnder modulator-based electric field sensors are demonstrated. Micro-ring resonator sensors can be used for low frequency (up to several GHz) electric field sensing applications and achieve a high sensitivity of 80
Seyfollah Toroghi, Payam Rabiei
openaire   +2 more sources

Silica microwire-based interferometric electric field sensor

Optics Letters, 2015
Silica microwire, as an optical waveguide whose diameter is close to or smaller than the wavelength of the guided light, is of great interest because it exhibits a number of excellent properties such as tight confinement, large evanescent fields, and great configurability.
Chunyang, Han   +3 more
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MEMS Electric Field Sensor

2020
Diese Arbeit befasst sich im weitesten Sinne mit der Erfassung der Eigenschaften elektrischer Felder. Obwohl es bereits einige vielversprechende Ansätze gibt, erfüllt dennoch keiner alle Kriterien vieler Einsatzgebiete. Durch die Entwicklung eines Sensors auf MEMS-Basis soll es möglich werden, elektrische Feldsensoren mit örtlichen Auflösungen im ...
openaire   +1 more source

Optical electric-field sensors

Optical Engineering, 2006
Based on the electro-optic (EO) polymer Mach–Zehnder interferometer (MZI) technology, IPITEK develops optical E-field sensor devices. As a receive antenna, the present device exhibits wide and flat bandwidth, up to 10 GHz. Testing the E-field sensor response was performed using a transverse electromagnetic (TEM) cell at frequencies from 0.2 to 1 GHz,
openaire   +1 more source

Rotating Electrode in Electric-Field Sensor

Journal of Communications Technology and Electronics, 2021
It is shown that the application of rotating electrodes in an electrode sensor for measurement of the extremely-low-frequency electric field in seawater makes it possible to increase the sensitivity by more than an order of magnitude due to a decrease in the specific electrode noise of motion.
openaire   +1 more source

Electrical measurement of free space electric field sensors

2016 IEEE Metrology for Aerospace (MetroAeroSpace), 2016
Free space electric field sensor is the important load of satellite to obtain the information of electric field. Analysis of electric field offers a lot of information to the study area of earthquake monitoring, thunderstorm monitoring and radio wave propagation, improving the ability of major natural disasters monitoring.
Wu Kang, Cui Yang, Song Jiayun, Liu Min
openaire   +1 more source

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