4 edition of Rare earth optical temperature sensor found in the catalog.
Rare earth optical temperature sensor
Donald L. Chubb
by National Aeronautics and Space Administration, Glenn Research Center, National Technical Information Service, distributor in [Cleveland, Ohio], [Springfield, Va
Written in English
|Statement||Donald L. Chubb and David S. Wolford.|
|Series||[NASA technical memorandum] -- NASA/TM-2000-209657., NASA technical memorandum -- 209657.|
|Contributions||Wolford, David S., NASA Glenn Research Center.|
|The Physical Object|
Rare earth complexes (75) Rare earth zeolites (7) Rare earth halides (2) Rare earth salts (1) Transition metal complexes. Group 8 complexes () Group 10 complexes () Palladium complexes () Group 9 complexes () Group 11 complexes (86) Group 4 complexes (47) Transition metal hydrides (5) Group 6 complexes (1) Ligand field theory (8). The robust ceramic material stores the temperature information allowing long term thermal exposures in harsh environment to be measured at a convenient time. Additionally, rare earth dopants make the ceramic phosphorescent so that the temperature information can be interpreted by automated interrogation of the phosphorescent frithwilliams.com by: 5.
CONFERENCE PROCEEDINGS Papers Presentations Journals. Advanced Photonics Journal of Applied Remote Sensing. Oct 26, · These Ancient Relics Are so Advanced They Really Shouldn't Exist Thoughty2. Get The Thoughty2 Book: Rare Earth 2,, views.
They typically emit relatively small optical powers of a few milliwatts or even less. Sometimes they exploit the very different properties of the semiconductor gain medium, as compared with a rare-earth-doped fiber, in particular the much smaller saturation energy and upper-state lifetime. It is therefore of interest to take advantage of the strain insensitivity of the fluorescence intensity ratio (FIR) technique by splicing a length of rare-earth-doped fiber to a FBG sensor. This paper reports initial measurements of temperature and strain using the proposed sensing scheme, in erbium-doped fibre.
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Accurate and reliable temperature measurement of many special inaccessible objects is a challenging task. Optical temperature sensing is a promising method to achieve it. The current status of optical thermometry of rare-earth ion doped phosphors is reviewed in detail. Based on the mechanisms of optical temperatureCited by: Fiber Optic Temperature Sensors.
By S. Harun, M. Yasin, H. Rahman, H. Arof and H. Ahmad Help us write another book on this subject and reach those readers. Suggest a book topic Books open for submissions. chapter statistics. total chapter downloads. Rare-Earth Doped Optical frithwilliams.com by: 4.
Optical sensors of temperature possess the unique advantages of contactless measurement and large-scale imaging. Developments have been rapidly made in optical fiber sensors due to their high sensitivity, short response time, and electromagnetic immunity, and being easy to handle and light weight.
This chapter discusses two main categories of rare earth (RE)-doped fibers—fibers for telecommunications applications and fibers for high-power source applications. Fabrication of low-loss optical fiber requires very pure precursor materials and a method to produce the cylindrically symmetrical preform from which the fiber is drawn.
Abstract. As an introduction to this book, a variety of semiconductor gas sensors is presented. They are classified into five types, according to the transducers used: resistor, diode, MIS (metal–insulator–semiconductor) capacitor, MIS FET (metal–insulator–semiconductor field-effect transistor), and oxygen concentration cell.
Can you recommend an optical fiber for a high temperature sensor application. As Ajay said regenerated Bragg gratings can work as sensors at high temperatures and rare-earth-doped fibre.
Phosphor thermometry is an optical method for surface temperature measurement. The method exploits luminescence emitted by phosphor material. Phosphors are fine white or pastel-colored inorganic powders which may be stimulated by any of a variety of means to luminesce, i.e.
emit light. The development of efficient luminescent systems, such as microcavities, solid-state lasers, integrated optical amplifiers, and optical sensors is the main topic in glass photonics. The building blocks of these systems are glass-ceramics activated by rare-earth ions because they exhibit specific morphologic, structural, and spectroscopic.
This research program studied high temperature fiber sensor for harsh environment applications. It developed two fiber optical sensor platform technology including regenerative fiber Bragg grating sensors and distributed fiber optical sensing based on Rayleigh Author: Juntao Wu.
An optical fiber is a flexible, transparent fiber made by drawing glass or plastic to a diameter slightly thicker than that of a human hair.
Optical fibers are used most often as a means to transmit light between the two ends of the fiber and find wide usage in fiber-optic communications, where they permit transmission over longer distances and at higher bandwidths (data rates) than electrical.
A Novel Approach to Evaluate the Sensitivities of the Optical Fiber Evanescent Field Sensors. (February 22nd ). A Novel Approach to Evaluate the Sensitivities of the Optical Fiber Evanescent Field Sensors, Fiber Optic Sensors, Moh.
Yasin, Sulaiman W. Harun and Hamzah Arof, IntechOpen, DOI: / Rare-Earth Doped Optical frithwilliams.com by: 1. The frithwilliams.com Books homepage helps you explore Earth's Biggest Bookstore without ever leaving the comfort of your couch.
Here you'll find current best sellers in books, new releases in books, deals in books, Kindle eBooks, Audible audiobooks, and so much more. A neodymium magnet (also known as NdFeB, NIB or Neo magnet) is the most widely used type of rare-earth magnet.
It is a permanent magnet made from an alloy of neodymium, iron, and boron to form the Nd 2 Fe 14 B tetragonal crystalline structure. Sodium iron hexafluoride (Na3FeF6), as a colorless iron fluoride, is expected to be an ideal host for rare earth ions to realize magneto-optical bi-functionality.
Herein, monodispersed terbium ions (Tb3+) doped Na3FeF6 particles are successfully synthesized by a facile one-pot hydrothermal process. X-ray diffraction (XRD) and Field emission scanning electron microscopy (FESEM) reveal that the Author: Zhiguo Zhao, Xue Li. Electronic vs thermal index changes in pulsed and CW Yb-doped fiber amplifiers In this case the temperature of active medium increased by hundreds of degrees.
induced in rare earth-doped. Radiation Effects on Optical Fiber and Photonic Systems. Radiation Effects Expected for Fiber Laser/Amplifier Rare Earth Doped Optical Fiber, Survey Report, March SPIE Conference on Smart Structures and Materials, Smart Sensor Technology and Measurement Systems, Vol.
March Conference Presentation Slides Author: Melanie. Dec 08, · I've reconditioned 17 batteries with EZ Battery Reconditioning. I was curious about your program so I decided to try it out after hearing from a friend how well this worked for her.
Oct 13, · The contributions to this volume focus on selected chemical aspects of rare-earth materials. The topics covered range from a basic treatment of crystalline electric-field effects and chemical interactions in organic solvents, to separation processes, electrochemical beaviors which impact corrosion, oxidation resistance, chemical energy storage and sensor technology, and to analytical Book Edition: 1.
John G. Bartholomew, Tian Zhong, Jonathan M. Kindem, Raymond Lopez-Rios, Jake Rochman, Ioana Craiciu, Evan Miyazono, Andrei Faraon, Controlling rare-earth ions in a nanophotonic resonator using the ac Stark shift, Physical Review A, 97, ArXiv Version.
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Part two explores the applications of chalcogenide glasses. Topics discussed include rare-earth-doped chalcogenide glass for lasers and amplifiers, the applications of chalcogenide glasses for infrared sensing, microstructured optical fibres for infrared applications, and chalcogenide glass waveguide devices for all-optical signal processing.