"Direct Generation of 7 fs Whitelight Pulses from Bulk Sapphire"E. Wittmann, M. Bradler, and E. Riedle
K. Yamanouchi et al. (eds.), Ultrafast Phenomena XIX, Springer Proceedings in Physics 162, 725 - 728 (2015).
Generation of sub-10 fs continuum pulses without external compression is demonstrated. We investigate the propagation of the newly generated wavelengths and find that a short crystal in combination with an achromatic and anastigmatic telescope (Schiefspiegler) leads to nearly chirp free continua.
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