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Terahertz pulse generation and detection with LT-GaAs photoconductive antenna

    Research output: Contribution to journalArticlepeer-review

    Abstract

    The characteristics of optically induced teraherz (THz) radiation from a biased low-temperature-grown GaAs (LT-GaAs) photoconductive antenna were investigated using a femtosecond Ti:sapphire laser. The THz pulse radiation from two different LT-GaAs photoconductive antennas were compared and two kinds of THz waveform were observed. Saturation behaviour of the emission of THz radiation is observed by using a CW laser diode to optically pre-bias the emitter antenna.
    Original languageEnglish
    Pages (from-to)98-101
    JournalIEE Proceedings: Optoelectronics
    Volume151
    Issue number2
    DOIs
    Publication statusPublished - 26 Apr 2004

    Keywords

    • ENGINEERING
    • ELECTRICAL & ELECTRONIC
    • OPTICS
    • TELECOMMUNICATIONS

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