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Laser field absorption in self-generated electron-positron pair plasma
Laser field self-generated electron-positron pair plasma
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2010/11/17
Recently much attention has being attracted to the problem of limitations on the attainable intensity of high power lasers [A.M. Fedotov {\it et al.} Phys. Rev. Lett. \textbf{105}, 080402 (2010)]. Th...
Near Bandedge Optical Absorption Processes in Semi Insulating and N-Type GaAs
GaAs near bandedge absorption reverse-contrast
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2010/4/13
Near bandedge optical absorption processes in semi-insulating (SI) GaAs and Te-doped n-type GaAs crystals were investigated in the temperature range 10--300 K. We observed absorption peaks whose maxim...