Measurement of energy contrast of amplified ultrashort pulses using cross polarized wave generation and spectral interferometry

@article{Iliev2011MeasurementOE,
  title={Measurement of energy contrast of amplified ultrashort pulses using cross polarized wave generation and spectral interferometry},
  author={Marin Iliev and Amanda K. Meier and D. E. Adams and J. A. Squier and C. G. Durfee},
  journal={CLEO: 2011 - Laser Science to Photonic Applications},
  year={2011},
  pages={1-2}
}
We interfere an amplified output pulse with a copy that has been converted using third-order cross-polarized wave generation. The ASE pedestal shows as a background in the interference, yielding the short-pulse/ASE energy contrast.