High-visibility multi-photon interference is usually considered as a signature of nonclassical light. We show, theoretically and experimentally, that three-photon interference visibility can be as high as 81.8% for coherent light and 60% for thermal light.
© 2007 OSA
I. N. Agafonov, M. V. Chekhova, and T. S. Iskhakov, "High-Visibility Classical Multi-Photon Interference," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, OSA Technical Digest Series (CD) (Optical Society of America, 2007), paper JTuA13.
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