Results 31 to 40 of about 5,305 (281)

Report of High Temperature Measurements with a Fabry-Perot Extensometer [PDF]

EPJ Web of Conferences, 2020
Fabry-Perot (FP) sensors like other Fiber Optic (FO) sensors may be of particular interest for in pile experiments in MTR with little room available thanks to their compact size.
Cheymol G., Verneuil A., Grange P., Maskrot H., Destouches C.   +4 more
doaj   +1 more source

STUDY OF THE EFFECT OF ENDFACES POLISHING ANGLE FOR ANISOTROPIC WAVEGUIDES ON STATE CONVERSION OF LIGHT POLARIZATION [PDF]

Научно-технический вестник информационных технологий, механики и оптики, 2016
The paper deals with optical scheme for research of polarization state transformation at the junction of anisotropic waveguides. It consists of a light source, polarization controller, multifunctional integrated optical scheme (MIOS), single-mode fiber ...
V. A. Shulepov, S. M. Aksarin, V. E. Strigalev   +2 more
doaj   +1 more source

Mea-surement of Gamma-Rays Induced Luminescence Generated in a Sapphire Based Fiber-Optic Radiation Sensor [PDF]

, 2020
In this study, we fabricated a sapphire based fiber-optic radiation sensor. To evaluate the fiberoptic radiation sensor, we measured the spectrum and intensity of the luminescence generated from the fiber-optic radiation sensor according to the thickness
Y B Song, W J Yoo, B Eun Lee, K W Jang, M Jin Kim, D E Lee, H J Kim, S H Shin   +7 more
core  

Noninvasive Fetal Heart Rate Monitoring: Validation of Phonocardiography-Based Fiber-Optic Sensing and Adaptive Filtering Using the NLMS Algorithm

Advances in Electrical and Electronic Engineering, 2017
Here we present the evaluation results of our novel noninvasive phonocardiographic-based fiber-optic sensor for fetal Heart Rate (fHR) detection using adaptive filtering and the NLMS Algorithm.
Jan Nedoma, Marcel Fajkus, Stanislav Kepak, Jakub Cubik, Radana Kahankova, Petr Janku, Vladimir Vasinek, Homer Nazeran, Radek Martinek   +8 more
doaj   +1 more source

CENTRAL WAVELENGTH ADJUSTMENT OF LIGHT EMITTING SOURCE IN INTERFEROMETRIC SENSORS BASED ON FIBER-OPTIC BRAGG GRATINGS [PDF]

Научно-технический вестник информационных технологий, механики и оптики, 2015
The paper is focused on the investigation of fiber-optic interferometric sensor based on the array of fiber Bragg gratings. Reflection spectra displacement mechanism of the fiber Bragg gratings under the external temperature effects and the static ...
A. S. Aleynik, A. Y. Kireenkov, M. V. Mekhrengin, M. A. Chirgin, M. N. Belikin   +4 more
doaj   +1 more source

Review Of High Bandwidth Fiber Optics Radiation Sensors [PDF]

SPIE Proceedings, 1986
Fiber optics are being effectively utilized in an increasing range of data and information transfer applications. A less mature, but equally challenging, application of fiber optics concerns their use for a host of sensor technologies. Fiber sensors have now been developed for measurement of many physical parameters.
openaire   +1 more source

Ionizing Radiation Detectors Based on Ge-Doped Optical Fibers Inserted in Resonant Cavities

Sensors, 2015
The measurement of ionizing radiation (IR) is a crucial issue in different areas of interest, from environmental safety and industrial monitoring to aerospace and medicine.
Saverio Avino, Vittoria D'Avino, Antonio Giorgini, Roberto Pacelli, Raffaele Liuzzi, Laura Cella, Paolo De Natale, Gianluca Gagliardi   +7 more
doaj   +1 more source

Ce doped SiO₂ optical fibers for remote radiation sensing and measurement

, 2009
Scintillating materials, able to efficiently operate the conversion of energy absorbed in the form of ionizing radiation into light in the visible UV interval, are presently used in a wide class of applications as medical imaging, industrial inspection ...
Marco Brambilla, Marie Claire Cantone, Anna Vedda, Giampiero Tosi, Cannillo, Barbara, Cantone, Marie Cantone, Gilberto Brambilla, Eleonora Mones, M. Brambilla, G. Brambilla, Marco Petrovich, A. Vedda, B. Cannillo, Brambilla, Gilberto, Barbara Cannillo, Norberto Chiodini, Tosi, Gaimpiero, Vedda, Anna, I. Veronese, Fasoli, Mauro, Mauro Fasoli, Mones, Eleonora, E. Mones, M. Fasoli, A. Lauria, M. Petrovich, G. Tosi, Ivan Veronese, Lauria, Alessandro, Brambilla, Marco, Alessandro Lauria, M.C. Cantone, N. Chiodini, Petrovich, Marco, F. Moretti, Chiodini, Norberto, Moretti, Federico, Veronese, Ivan, Federico Moretti   +38 more
core   +1 more source

All-fiber sensors for radiation measurements in radiotherapy [PDF]

, 2023
The paper presents the development and investigation of distributed and a quasi-distributed fiber optic sensors for the real-time monitoring of radiations during cancer treatments.
Olivero, Massimo, Benabdesselam, Mourad, Perrone, Guido, Vallan, Alberto, Bellone, Aurora, Blanc, Wilfried, Mady, Franck   +6 more
core   +1 more source

Fiber-optic sensor for remote monitoring the γ-radiation of various powers

Journal of Physics: Conference Series, 2021
Abstract The necessity of improving the metrological characteristics and functional capabilities of the fiber-optic sensor for measurements at the large distances (more than 10 km) is substantiated. The new method for constructing a communication line with the fiber-optic sensor for controlling exposure dose in a large range of its ...
D S Dmitrieva, V V Davydov, V Y Rud
openaire   +1 more source