Raman amplification of optical pulses in silicon nanowaveguides: Impact of spectral broadening of pump pulsesAlexandre Baron, Nicolas Dubreuil, Philippe Delaye, Robert Frey and Govind P. AgrawalJ. Eur. Opt. Soc.-Rapid Publ., 6 (2011) 11030DOI: https://doi.org/10.2971/jeos.2011.11030