Search Results - "Ronarc'h, D."

Improvement of gain flatness of optical fluoride fiber amplifiers for multiwavelength transmission by Semenkoff, M., Guibert, M., Ronarc'h, D., Sorel, Y., Kerdiles, J.F.

“…A new type of optical fiber amplifier well suited for multiwavelength long-distance transmission systems is presented. In such applications, optical amplifiers…”
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Comparison between erbium-doped fluoride and silica fiber amplifiers in an AM-CATV transmission system by Ibrahim, H., Ronarc'h, D., Pophillat, L., Madani, A., Maolic, J., Guibert, M., Le Roch, J., Jaffre, P.

“…Interest behavior of the flattened dynamic gain of an erbium-doped fluorozirconate fiber amplifier is demonstrated in a lightwave CATV system including a…”
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Thermally stimulated depolarization of polyethylene between 5 and 190 K by Ronarc’h, D.

“…The thermally stimulated depolarization spectrum of low-density polyethylene has been recorded in the temperature range 5–190 K. The γ relaxation of this…”
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Improved performance of a cooled photoreceiver for high speed communication by Ronarc'h, D., Guibert, M.

“…An alternative method of improving photoreceiver sensitivity in a high-bit-rate optical transmission system is described. HEMTs have recently become…”
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Gain flatness comparison between erbium-doped fluoride and silica fiber amplifiers with wavelength-multiplexed signals by Clesca, B., Ronarc'h, D., Bayart, D., Sorel, Y., Hamon, L., Guibert, M., Beylat, J.L., Kerdiles, J.F., Semenkoff, M.

“…With the ever growing interest in wavelength division multiplexing transmission systems, the need for an optical amplifier with a large bandwidth is more and…”
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Improved performance of a cooded photereceiver for high speed communication by RONARC'H, D, GUIBERT, M

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Phase separation in polypropylene copolymer as revealed by thermally stimulated depolarisation measurements by Ronarc'h, D., Audren, P., Herrou, J., Moura, J.L

“…The coupling of TSD measurements with T.S technique is a powerful method for studying molecular motion and phase separation in multi componant polymers…”
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