Simultaneous type-0 and type-II spontaneous parametric down-conversions in a single periodically poled KTiOPO4 crystal
![Researchers Demonstrate Photon Behavior in Birefringence Interferometer for the First Time----Chinese Academy of Sciences Researchers Demonstrate Photon Behavior in Birefringence Interferometer for the First Time----Chinese Academy of Sciences](https://english.cas.cn/newsroom/archive/research_archive/rp2018/201807/W020180702571223779816.png)
Researchers Demonstrate Photon Behavior in Birefringence Interferometer for the First Time----Chinese Academy of Sciences
![Schematic of the experimental apparatus. PPKTP = periodically poled... | Download Scientific Diagram Schematic of the experimental apparatus. PPKTP = periodically poled... | Download Scientific Diagram](https://www.researchgate.net/profile/Fredrik-Laurell/publication/26254760/figure/fig3/AS:310037579878405@1450930127611/Schematic-of-the-experimental-apparatus-PPKTP-periodically-poled-KTiPO-4-BP_Q640.jpg)
Schematic of the experimental apparatus. PPKTP = periodically poled... | Download Scientific Diagram
![Robust, high brightness, degenerate entangled photon source at room temperature | Scientific Reports Robust, high brightness, degenerate entangled photon source at room temperature | Scientific Reports](https://media.springernature.com/full/springer-static/image/art%3A10.1038%2Fs41598-017-12709-5/MediaObjects/41598_2017_12709_Fig1_HTML.jpg)
Robust, high brightness, degenerate entangled photon source at room temperature | Scientific Reports
![PDF] Polarization-entangled photon-pair source obtained via type-II non-collinear SPDC process with PPKTP crystal. | Semantic Scholar PDF] Polarization-entangled photon-pair source obtained via type-II non-collinear SPDC process with PPKTP crystal. | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/bbcdd0c6c5956c0cd45b8178a82718e0b661a393/4-Figure1-1.png)
PDF] Polarization-entangled photon-pair source obtained via type-II non-collinear SPDC process with PPKTP crystal. | Semantic Scholar
![Schematic diagram of experimental setup for SPDCs in a PPKTP crystal... | Download Scientific Diagram Schematic diagram of experimental setup for SPDCs in a PPKTP crystal... | Download Scientific Diagram](https://www.researchgate.net/publication/257401801/figure/fig1/AS:297507759378437@1447942785210/Schematic-diagram-of-experimental-setup-for-SPDCs-in-a-PPKTP-crystal-with-a-violet-405.png)