Demonstrating High Symmetric Single-Mode Single-Photon Heralding Efficiency in Spontaneous Parametric Downconversion
Marcelo Da Cunha Pereira, F. E. Becerra, Boris L. Glebov, Jingyun Fan, Sae Woo Nam, Alan L. Migdall · 2013
We demonstrate a symmetric, single-spatial mode, single-photon heralding efficiency of 84% for a type-II spontaneous parametric downconversion process. High efficiency, single-spatial mode collection is key to enabling many quantum information processing and quantum metrology applications.