[10p-S422-1~12] 3.10 Optical quantum physics and technologies

△ [10p-S422-7] Demonstration of Frequency-Domain Linear Optical Quantum Circuits Using Spectrally Shaped Ultrafast Single Photons

〇Aruto Hosaka¹, Masaya Tomita¹, Yoshiaki Tsujimoto², Shintaro Niimura¹, Akihito Omi¹, Kentaro Wakui², Mikio Fujiwara², Yutaka Shikano^3,4, Masahiro Takeoka², Fumihiko Kannari^1,3 (1.Keio Univ., 2.NICT, 3.Keio Quantum Computing Center, 4.Chapman Univ.)

Keywords:quantum interference, single photon

We report an experimental demonstration of a frequency-domain Hong-Ou-Mandel (HOM) interference between spectrally shaped ultrafast single-photon pulses. HOM dip with a visibility of 64.8 % is observed between two indistinguishable single photons in spectrally orthogonal modes.