Results 11 to 20 of about 5,305 (281)

Development of a 2-Channel Embedded Infrared Fiber-Optic Temperature Sensor Using Silver Halide Optical Fibers

open access: yesSensors, 2011
A 2-channel embedded infrared fiber-optic temperature sensor was fabricated using two identical silver halide optical fibers for accurate thermometry without complicated calibration processes.
Bongsoo Lee   +7 more
doaj   +2 more sources

PHASE-ISOTROPIC CORNER REFLECTOR FOR FIBER-OPTIC CONVERTER

open access: yesИзвестия высших учебных заведений: Проблемы энергетики, 2018
The article is devoted to the design of optical device ‒ phase isotropic corner reflector, which may find application as a mirror in the fiber-optic converter.
A. S. Nikitin, A. N. Borisov
doaj   +3 more sources

EXPERIMENTAL COMPARISON OF HOMODYNE DEMODULATION ALGORITHMS FOR PHASE FIBER-OPTIC SENSOR [PDF]

open access: yesНаучно-технический вестник информационных технологий, механики и оптики, 2015
Subject of Research. The paper presents the results of experimental comparative analysis of homodyne demodulation algorithms based on differential cross multiplying method and on arctangent method under the same conditions. The dependencies of parameters
M. N. Belikin   +4 more
doaj   +2 more sources

Development and Comparison of Fiber-Optic Beta Radiation Sensors with Different Diameters of Their Sensing Probes [PDF]

open access: yesJournal of Sensors, 2017
A fiber-optic radiation sensor (FORS) was developed for remote and real-time measurements of beta radiation from radioactive-contaminated soil. The sensing probe consisted of a bundle of organic scintillators and a mixture of epoxy resin to improve the detection efficiency.
Rinah Kim   +3 more
openaire   +2 more sources

Glassy carbon formation from pyrolysis of polymeric coatings on fiber-optic sensors

open access: yesMaterials & Design
Deploying fiber-optic sensors in nuclear reactors requires a detailed understanding of radiation effects on the fiber materials and the transmitted signals.
Bryan Conry   +3 more
doaj   +2 more sources

Gamma-ray Spectroscopy Using Inorganic Scintillator Coated with Reduced Graphene Oxide in Fiber-Optic Radiation Sensor

open access: yesPhotonics, 2021
In this study, we developed a remote gamma-ray spectroscopy system based on a fiber-optic radiation sensor (FORS) that is composed of an inorganic scintillator coated with reduced graphene oxide (RGO) and a plastic optical fiber (POF).
Jin Ho Kim   +8 more
doaj   +2 more sources

A novel fiber optic temperature sensor based on CCT measurement and tipped with a PDMS-YAG:Ce phosphor mixture [PDF]

open access: yesiScience
Summary: This paper presents a novel fiber-optic temperature sensor based on correlated color temperature (CCT) measurement. The sensor is formed by a homogeneous mixture of polydimethylsiloxane (PDMS) and cerium-doped yttrium aluminum garnet (YAG:Ce ...
Jan Jargus   +5 more
doaj   +2 more sources

Distributed fiber optic radiation sensors [PDF]

open access: yesSafety of Nuclear Waste Disposal, 2021
Abstract. The international research efforts focused on the development of radiation sensors based on optic fibers have their origins in the 1970s (Evans et al., 1978). Generally, the lightweight fiber optic sensors are immune to electromagnetic field interference and high voltages making them deployable in harsh environments at hard to reach areas ...
Wosniok, Aleksander, Krebber, Katerina
openaire   +2 more sources

Numerical Analysis of Radiation Effects on Fiber Optic Sensors [PDF]

open access: yesSensors, 2021
Optical fiber sensors (OFS) are a potential candidate for monitoring physical parameters in nuclear environments. However, under an irradiation field the optical response of the OFS is modified via three primary mechanisms: (i) radiation-induced attenuation (RIA), (ii) radiation-induced emission (RIE), and (iii) radiation-induced compaction (RIC).
Sohel Rana   +3 more
openaire   +3 more sources

MXene-Based Fiber-Optic Humidity Sensor for Fast Human Breath Monitoring

open access: yesPhotonics
Breath is one of the most important physiological features of human life. In particular, it is significant to monitor the physical characteristics of breath, such as breath frequency and tidal volume. Breath sensors play an important role in the field of
Xiaokang Li   +7 more
doaj   +2 more sources

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