ALPS Poster Session 2

[ALPSp2-48] Polarization-entangled photon pair generation using tandem type-II QPM PPLN waveguide

*Shunsuke Hiraoka¹, Shoichi Murakami^1,2, Daiki Hara¹, Toshiki Kobayashi^1,2, Fumihiro China³, Shigehito Miki^3,4, Hirotaka Terai³, Tsuyoshi Kodama^3,5, Tsuneaki Sawaya⁵, Akihiko Ohtomo⁵, Hideki Shimoi⁵, Rikizo Ikuta^1,2, Takashi Yamamoto^1,2 (1. Graduate School of Engineering Science, Osaka University, 2. Center for Quantum Information and Quantum Biology, Osaka University, 3. Advanced ICT Research Institute, National Institute of Information and Communications Technology, 4. Graduate School of Engineering, Kobe University, 5. Hamamatsu Photonics K.K.)

We present a compact polarization-entangled photon pair source at wavelengths of 1540 nm and 1582 nm using a tandem type-II QPM PPLN waveguide.