Zobrazeno 1 - 10
of 312
pro vyhledávání: '"C. Dreze"'
Autor:
Y-M. Xie, C. Chew, Bahram Jalali, K. Warbrick, D. Pollex, M. Kardos, C. Dreze, Robert H. Walden, A.R. Kramer, R. Cordell, A.E. Schmitz, H.C. Sun, Joseph L. Pikulski, J. Sitch, G.K. Chang, M. Hafizi, Y.K. Brown, W.E. Stanchina
Publikováno v:
IEEE/LEOS 1995 Digest of the LEOS Summer Topical Meetings. Flat Panel Display Technology.
An eight-channel optical receiver front-end array has been designed and fabricated using InP-based HBT, IC technology. The 2.5 Gb/s circuits include photodetectors constructed from HBT base-collector junctions, transimpedance amplifiers, and differen
Autor:
B. Labranche, Y. Taillon, M. Levesque, K. Snell, M. Morin, P. Galarneau, P. Mathieu, C. Dreze, D. Hart
Publikováno v:
Advanced Solid State Lasers.
Experiments have been conducted with an Er:Yb:glass rod pumped transversely with a single InGaAs strained-layer laser diode bar emitting at 950 nm. Direct coupling as well as microlens coupling of the pumping beam to the gain medium have been tested.
Autor:
C. Dreze
Publikováno v:
1997 Digest of the IEEE/LEOS Summer Topical Meeting: Vertical-Cavity Lasers/Technologies for a Global Information Infrastructure/WDM Components Technology/Advanced Semiconductor Lasers and Applications/Gallium Nitride Materials, Processing, and Devices (C.
Increased bandwidth and functionality will be offered by WDM networks compared to single wavelength ones, with applications ranging from straightforward capacity enhancement through to switched virtual dark fiber carrying disparate traffic to custome
Publikováno v:
GaAs IC Symposium IEEE Gallium Arsenide Integrated Circuit Symposium 17th Annual Technical Digest 1995.
WDM is not about to replace all other fiber systems overnight, but it will add to network functionality and enable many new services. In order to pay for the optical components, WDM systems have to be high capacity. The technologies needed to make in
Autor:
V, Gillard, M, Delforge, J C, Demoulin, F, Fontaine, B, Bastens, J M, Sente, A, Moureau, C, Dreze
Publikováno v:
Revue medicale de Liege. 55(2)
Accurate preoperative staging is now more prerequisite in the management of cancer of the pancreas and ampulla in order to orientate the patient toward the best selected treatment: either a curative or a palliative surgery associated or not with a pr
Publikováno v:
Revue medicale de Liege. 45(3)
Publikováno v:
Le Journal de Physique Colloques. 44:C7-355
Publikováno v:
International Journal of Infrared and Millimeter Waves. 5:1361-1379
A detailed experimental study of the low frequency (video) response of a quasioptical Schottky diode detector over the microwave and FIR wavelength range is presented. An optimization of the responsivity versus the bias current is proposed and a gene
Publikováno v:
International Journal of Infrared and Millimeter Waves. 6:387-403
A detailed theoretical and experimental study of the heterodyne performance of a quasioptical Schottky diode detector is presented. The experimental results have been obtained by mixing the radiation from a FIR laser with the output of a 67–73 GHz
Publikováno v:
Journal of Physics B: Atomic and Molecular Physics. 13:3783-3795
A molecular beam of PbS molecules was excited by a CW Ar+ laser in single and multimode operation. Fluorescence spectra induced by the 4880 AA line were recorded and four fluorescence series originating from the nu =7, 8 and 9 levels of the A0+ state