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Self-phase modulation induced spectral broadening of ultrashort laser pulses in tantalum pentoxide (Ta2O5) rib waveguide

Chao-Yi Tai, and James S.Wilkinson
Optoelectronics Research Centre, University of Southampton, UK

Nicolas M.B.Perney, M.Caterina Netti, and Jeremy J.Baumberg
Mesophotonics Limited, Chilworth Business Incubator, 2 Venture Road, Chilworth Science Park, Southampton, SO16 7NP, United Kingdom

Abstract

Self-phase modulation induced spectral broadening has been observed for ultrashort pulses propagating through Ta2O5 rib waveguide. The associated nonlinear refractive index was estimated to be 7.23 x10−19 m2/W, which is higher by one order of magnitude than silica glass.


CLEO Pacific Rim 2003 Taipei 15-19 Dec (2003)

Southampton ePrint id: 41597

 

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Copyright University of Southampton 2006