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Carrier Dynamics in Semiconductors under MIR FEL Excitation
Free electron laser Mid-infrared Semiconductor
2009/6/15
Free electron lasers have unique advantages; wide-range wavelength tunability, ultrashort pulse operation and intense peak power. The high-power coherent laser beam in the mid-infrared (MIR) region pr...
Thin-Film Solar Cells Based on the Polycrystalline Compound Semiconductors CIS and CdTe
Solar Cells Polycrystalline
2008/10/30
Thin-film photovoltaic modules based on Cu-In-Ga-Se-S (CIS) and CdTe are already being produced with high-quality and solar conversion efficiencies of around 10%, with values up to 14% expected in the...
Optically detected magnetic resonance investigations of diluted magnetic semiconductors
magnetic resonance diluted magnetic semiconductors spin flip interactions spin dynamics
2011/4/28
Mechanisms responsible for optical detection of Mn2+ magnetic resonance in II-Mn-VI compounds are discussed. We describe several of these mechanisms. The most efficient one which is due to very effici...