Femtosecond properties of photorefractive polymers

Photorefractive polymers allow to reversibly record holograms over a broad spectral range. This capability offers the possibility to store the information contained in ultrafast optical pulses (i.e., time domain) in the frequency domain. We demonstrate a storage bandwidth of >80 nm around 800 nm...

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Veröffentlicht in:Applied physics. B, Lasers and optics Lasers and optics, 2009-04, Vol.95 (1), p.31-35
Hauptverfasser: Nau, D., Christ, A., Giessen, H., Wagner, A., Euteneuer, A., Salvador, M., Mecher, E., Meerholz, K.
Format: Artikel
Sprache:eng
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Zusammenfassung:Photorefractive polymers allow to reversibly record holograms over a broad spectral range. This capability offers the possibility to store the information contained in ultrafast optical pulses (i.e., time domain) in the frequency domain. We demonstrate a storage bandwidth of >80 nm around 800 nm (i.e., >36 THz), giving a temporal resolution for Gaussian pulses of 13 fs at room temperature. Time reversal of a pulse train of 130 fs pulses confirms these capabilities.
ISSN:0946-2171
1432-0649
DOI:10.1007/s00340-008-3315-9