High average-power THz radiation from femtosecond laser-irradiated InAs in a magnetic field and its elliptical polarization characteristics

作者: Nobuhiko Sarukura , Hideyuki Ohtake , Shinji Izumida , Zhenlin Liu , None

DOI: 10.1063/1.368068

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摘要: The THz-radiation power from bulk InAs irradiated with femtosecond optical pulses is significantly enhanced and reaches 650 μW in a 1.7-T magnetic field 1.5-W excitation power. related almost quadratically both to the laser We have also found that of an sample over one order magnitude higher than GaAs. Additionally, dramatic change ellipticity observed, spectra horizontal vertical polarization components are differ.

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