Search Results - "Kucharska, A. I."

Temperature dependence of threshold current in GaAs/AlGaAs quantum well lasers by BLOOD, P, COLAK, S, KUCHARSKA, A. I

“…We have calculated the threshold current and its temperature (T) dependence in the range 200–400 K for AlGaAs quantum well lasers with 25-Å-wide GaAs wells…”
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Lifetime broadening in GaAs-AlGaAs quantum well lasers by Kucharska, A.I., Robbins, D.J.

“…Experimental observations of spontaneous emission spectra from GaAs-AlGaAs quantum well lasers shown that spectral broadening should be included in any…”
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Low-power, all-optical nonlinear absorption in asymmetric double quantum wells by Dawson, P., Galbraith, I., Kucharska, A. I., Foxon, C. T.

“…We demonstrate all-optical nonlinearities at low cw pump powers (50 W/cm2) using a novel heterostructure design which spatially separates photoexcited…”
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Influence of broadening and high-injection effects on GaAs-AlGaAs quantum well lasers by Blood, P., Colak, S., Kucharska, A.I.

“…Gain spectra and gain-current relations are calculated for GaAs-AlGaAs quantum-well lasers using a model which incorporates a phenomenological description of…”
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Temperature dependence of spontaneous emission in GaAs-AlGaAs quantum well lasers by BLOOD, P, KUCHARSKA, A. I, FOXON, C. T, GRIFFITHS, K

“…Using quantum well laser devices with a window in the p-type contact, we have measured the relative change of spontaneous emission intensity at threshold with…”
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