Zobrazeno 1 - 10
of 15
pro vyhledávání: '"Thierry Duvaut"'
Autor:
Jeremy Vich, T. d'Almeida, M. Ribière, R. Maisonny, Camille Chauvin, Yohan Barbarin, Thierry Duvaut, G. Le Blanc
Publikováno v:
Review of Scientific Instruments
Review of Scientific Instruments, American Institute of Physics, 2021, 92 (2), pp.025109. ⟨10.1063/5.0005519⟩
Review of Scientific Instruments, 2021, 92 (2), pp.025109. ⟨10.1063/5.0005519⟩
Review of Scientific Instruments, American Institute of Physics, 2021, 92 (2), pp.025109. ⟨10.1063/5.0005519⟩
Review of Scientific Instruments, 2021, 92 (2), pp.025109. ⟨10.1063/5.0005519⟩
International audience; The CEA operates several High-Pulsed Power (HPP) drivers for dynamic loading experiments. The aim of these experiments is to provide quantitative information about the response of various materials of interest, mainly under qu
Publikováno v:
Physica B: Condensed Matter. 436:227-232
Tb 3+ (1%), Yb 3+ (5%):CdF 2 single crystals with good optical quality are grown by the standard Bridgman method. The crystal structure is checked by means of X-ray diffraction analysis. Absorption, excitation and fluorescence spectra are carried out
Autor:
Jean-Luc Bodnar, Cyrielle Roquelet, Thierry Duvaut, Abdoulaye Taram, Philip Meilland, Thomas Dupuy, Christine Kaczynski
Publikováno v:
Applied optics
Applied optics, Optical Society of America, 2018, 57 (18), pp.D63. ⟨10.1364/AO.57.000D63⟩
Applied optics, Optical Society of America, 2018, 57 (18), pp.D63. ⟨10.1364/AO.57.000D63⟩
The paper presents the use of eddy current thermography for detecting cracks in resistance spot welds. The sample is a three-sheet stack-up joined together by welding spots. Inductive Helmholtz coil is used for heating up the sample, and the thermal
Publikováno v:
International Journal of Thermal Sciences. 46:980-988
The scanning thermal microscope is of current use for the determination of the thermal conductivity of material surfaces, with a submicrometer resolution. The determination of the parameters that have great importance in the probe response is clarifi
Publikováno v:
International Journal of Thermal Sciences. 42:951-961
The radiative transfer equation is solving considering the textile material equivalent to an absorbing and scattering slab and using a four-flux approach. Three macroscopic values of radiative parameters are accessible from a spectrophotometer used w
Publikováno v:
International Journal of Thermal Sciences. 42:963-972
The amplitude and phase of the PPE signal for a strongly scattering sample were calculated using a four-flux model. The sensitivity of both PPE amplitude and phase with respect to the thermal properties and water content of the sample were calculated
Publikováno v:
Chemical Physics Letters. 366:62-66
For the first time red-to-blue photon avalanche upconversion has been discovered and investigated in LiKYF5 crystals doubly doped with Tm3+ and Er3+ under laser excitation at the liquid nitrogen temperature. On the basis of the optical studies, an or
Publikováno v:
Review of Scientific Instruments. 73:1299-1303
The photopyroelectric method in a noncontact configuration (excitation source: diode laser at 1.94 μm) is capable of yielding information on the water content of a textile sample and on its influence on the thermal properties. A one-dimensional theo
Publikováno v:
Comptes Rendus de l'Académie des Sciences - Series IIA - Earth and Planetary Science. 331:641-645
The temperature dependence of the green cathodoluminescence emission (CL) of an Er 3+ -doped calcium difluorite crystal has been studied by means of scanning electron microscope in order to quantify with accuracy the thermal effects induced by the el
Publikováno v:
Journal of Physics: Condensed Matter. 11:4775-4782
A spectroscopic study of the green (4S3/2 4I15/2) and blue (2P3/2 4I11/2) emissions from Er3+:KYF4 induced by a red tunable laser excitation is realized at liquid nitrogen temperature, for two Er3+ concentrations: 0.1 and 5 at.%. The emission spectru