Search Results - "Grac, R."

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    Picosecond transient gratings in GaAs: experiments and modelling by Gouaichault, N., Iehl, J.L., Grac, R., Pugnet, M., Collet, J.

    Published in Optical materials (1995)
    “…We study plasma index gratings at high photon excitation regime in GaAs samples of different origins. Two kinds of experimental results have been observed: the…”
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    Journal Article Conference Proceeding
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    Photodiffraction in InGaAs/InGaAsP multiple quantum wells enclosed in a microcavity by Grac, R., Pugnet, M., Collet, J.H., Lambert, B., De Matos, C., L'Haridon, H., Le Corre, A., White, J.O.

    Published in Superlattices and microstructures (01-01-1997)
    “…We report new results on the diffraction properties of photoinduced gratings in InGaAs/InGaAsP MQW structures. The original feature of this device is that the…”
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    Journal Article
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    Subnanosecond density dynamics of the electrondashhole plasma in GaAs/AlAs microcavities by Iehl, J.L., Grac, R., Collet, J.H., Pugnet, M., Buhleier, R., Bardinal, V., Fontaine, C., Legros, R.

    Published in Physica. B, Condensed matter (01-05-1996)
    “…We study the time-resolved reflectivity spectra of distributed Fabry-Pérot (DFP) cavities following a picosecond laser excitation. The structures, which are…”
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    Journal Article
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    Picosecond all-optical modulation in CdTe/CdZnTe multi-quantum wells under an applied electric field by Grac, R., Pugnet, M., Magnea, N., Pautrat, J.L.

    “…We present single shot transmission experiments with 20 ps laser pulses. When a 10/sup 5/ V/cm static electric field is applied on a CdTe/Cd/sub 0.62/Zn/sub…”
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    Conference Proceeding
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    Subnanosecond optical deflection in Van der Waals bonded GaAlAs-GaAs MQW: effects of carrier lifetime and electric field by Le Gratiet, L., Bedel, E., Grac, R., Fontaine, C., Pugnet, M.

    “…In this communication, we present preliminary results obtained on subnanosecond multiple quantum well modulators, as a step towards designing transmission…”
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    Conference Proceeding