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We present experimental advances in optical transient detection via photorefractive two-wave mixing, employing femtosecond pulses and up-conversion for wavelength flexibility, along with complex-field recovery, to amplify the phase of dynamic signals while suppressing stationary backgrounds

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Nonlinear Adaptive Interferometry for Enhanced Phase Information Retrieval

  • 会议论文

  • 发表日期：

    2026年

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  • Sukeert,
  • S. Chaitanya Kumar,
  • P. G. Schunemann,
  • M. Ebrahim-Zadeh,
  • F. Silva,
  • G. J. de Valcárcel,
  • J. García-Monreal,
  • A. Esteban-Martín

摘要

We present experimental advances in optical transient detection via photorefractive two-wave mixing, employing femtosecond pulses and up-conversion for wavelength flexibility, along with complex-field recovery, to amplify the phase of dynamic signals while suppressing stationary backgrounds