Integrated bright broadband PDC source for quantum metrology

René Pollmann; Franz Roeder; Victor Quiring; Raimund Ricken; Christof Eigner; Benjamin Brecht; Christine Silberhorn

doi:10.1364/FIO.2022.JW5A.57

Frontiers in Optics + Laser Science 2022 (FIO, LS)
Technical Digest Series (Optica Publishing Group, 2022),
paper JW5A.57
•https://doi.org/10.1364/FIO.2022.JW5A.57

Integrated bright broadband PDC source for quantum metrology

René Pollmann, Franz Roeder, Victor Quiring, Raimund Ricken, Christof Eigner, Benjamin Brecht, and Christine Silberhorn

Laser Science 2022

Rochester, New York United States
17–20 October 2022
ISBN: 978-1-957171-17-3

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Joint Poster Session IVA (In person) (JW5A)

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R. Pollmann, F. Roeder, V. Quiring, R. Ricken, C. Eigner, B. Brecht, and C. Silberhorn, "Integrated bright broadband PDC source for quantum metrology," in Frontiers in Optics + Laser Science 2022 (FIO, LS), Technical Digest Series (Optica Publishing Group, 2022), paper JW5A.57.

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Abstract

We demonstrate a broadband quantum light source employing non-degenerate type II parametric down conversion in a 40 mm long periodically poled LiNbO₃ waveguide, pumped with a narrowband CW laser. Therefore maximising time frequency entanglement while maintaining high brightness.

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