Search results for "Electron Spin Resonance"

showing 3 items of 153 documents

Etude spectroscopique de fibres durcies pour un environnement radiatif sévère

2013

Les nouveaux environnements radiatifs, comme LMJ, ITER, ILE/ELI, HiPER, réacteurs nucléaires des générations III+ et IV, nécessitent le développement de nouveaux composants pour le transport et le traitement des signaux. A cause de l’impossibilité d’utiliser les composants électroniques, la recherche est orientée vers les composants à fibres optiques comme vecteur d’information et aussi comme élément de diagnostic. Ils présentent de nombreux avantages, comme leur relative immunité électromagnétique, faible pois, large bande passante, mais les rayonnements gamma et les neutrons dégradent leur transmission. La dégradation dépend principalement de la composition de la fibre. Ainsi, il a été mo…

optical fiber radiation induced absorption silica point defect electron spin resonance
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10-keV X-ray irradiation effects on phosphorus doped fibers and preforms: electron spin resonance and optical studies

2009

silica optical fibers P-doping electron spin resonance
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Photoluminescence and Electron Spin Resonance of Silicon Dioxide Crystal with Rutile Structure (Stishovite)

2018

This work was supported by ERANET MYND. Also, financial support provided by Scientific Research Project for Students and Young Researchers Nr. SJZ/2017/2 realized at the Institute of Solid State Physics, University of Latvia is greatly acknowledged. The authors express our gratitude to R.I. Mashkovtsev for help in ESR signal interpretation. The authors are appreciative to T.I. Dyuzheva, L.M. Lityagina, N.A. Bendeliani for stishovite single crystals and to K. Hubner and H.-J. Fitting for stishovite powder of Barringer Meteor Crater.

stishovitesMaterials sciencePhotoluminescenceSilicon dioxideFOS: Physical sciences02 engineering and technology01 natural sciencesMolecular physicslaw.inventionCrystalchemistry.chemical_compoundlaw0103 physical sciences:NATURAL SCIENCES:Physics [Research Subject Categories]luminescenceMaterials Chemistryelectron spin resonancesElectrical and Electronic Engineering010306 general physicsElectron paramagnetic resonancedefectsStishoviteCondensed Matter - Materials Sciencedense silicon dioxidesMaterials Science (cond-mat.mtrl-sci)Surfaces and Interfaces021001 nanoscience & nanotechnologyCondensed Matter PhysicsSurfaces Coatings and FilmsElectronic Optical and Magnetic MaterialschemistryExcited state0210 nano-technologyLuminescenceSingle crystal
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