- Fujii, S. et al. Octave-wide phase-matched four-wave mixing in dispersion engineered crystalline microresonators. arXiv:1904.04455 [physics] (2019).
- Sayson, N. L. B. et al. Octave-spanning tunable parametric oscillation in crystalline Kerr microresonators. arXiv:1904.05346 (2019).
And a review paper on different types frequency combs in optical communications below.
- Torres-Company, V. et al. Laser Frequency Combs for Coherent Optical Communications. J. Lightwave Technol., JLT 37, 1663–1670 (2019).
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