Paper
21 May 2015 High heralding-efficiency of near-IR fiber coupled photon pairs for quantum technologies
Author Affiliations +
Abstract
We report on the development and use of a high heralding-efficiency, single-mode-fiber coupled telecom-band source of entangled photons for quantum technology applications. The source development efforts consisted of theoretical and experimental efforts and we demonstrated a correlated-mode coupling efficiency of 97% ± 2%, the highest efficiency yet achieved for this type of system. We then incorporated these beneficial source development techniques in a Sagnac configured telecom-band entangled photon source that generates photon pairs entangled in both time/energy and polarization degrees of freedom. We made use of these highly desirable entangled states to investigate several promising quantum technologies.
© (2015) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
P. Ben Dixon, Ryan Murphy, Danna Rosenberg, Matthew E. Grein, Veronika Stelmakh, Ryan S. Bennink, and Franco N. C. Wong "High heralding-efficiency of near-IR fiber coupled photon pairs for quantum technologies", Proc. SPIE 9500, Quantum Information and Computation XIII, 950016 (21 May 2015); https://doi.org/10.1117/12.2178907
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KEYWORDS
Sensors

Polarization

Crystals

Photodetectors

Photon polarization

Mirrors

Photonic crystals

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