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title = {{High efficiency single photon detection via frequency up-conversion}},  journal = {Journal of Modern Optics},  }  @article{Ates_2012,  doi = {10.1103/physrevlett.109.147405},  url = {http://dx.doi.org/10.1103/PhysRevLett.109.147405},  year = {2012},  month = {oct},  publisher = {American Physical Society ({APS})},  volume = {109},  number = {14},  author = {Serkan Ates and Imad Agha and Angelo Gulinatti and Ivan Rech and Matthew T. Rakher and Antonio Badolato and Kartik Srinivasan},  title = {{Two-Photon Interference Using Background-Free Quantum Frequency Conversion of Single Photons Emitted by an {InAs} Quantum Dot}},  journal = {Phys. Rev. Lett.},  }