Narrow-beam Single-photon Source Based on a hBN Nanocrystal in a 3D-printed Ultralow-fluorescence Microlens

Johann A. Preuß; Helge Gehring; Helge Gehring; Robert Schmidt; Lin Jin; Lin Jin; Daniel Wendland; Daniel Wendland; Johannes Kern; Wolfram H.P. Pernice; Wolfram H.P. Pernice; Wolfram H.P. Pernice; Steffen Michaelis de Vasconcellos; Steffen Michaelis de Vasconcellos; Rudolf Bratschitsch

doi:10.1364/CLEO_FS.2023.FM1E.1

CLEO 2023
Technical Digest Series (Optica Publishing Group, 2023),
paper FM1E.1
•https://doi.org/10.1364/CLEO_FS.2023.FM1E.1

Narrow-beam Single-photon Source Based on a hBN Nanocrystal in a 3D-printed Ultralow-fluorescence Microlens

Johann A. Preuß, Helge Gehring, Robert Schmidt, Lin Jin, Daniel Wendland, Johannes Kern, Wolfram H.P. Pernice, Steffen Michaelis de Vasconcellos, and Rudolf Bratschitsch

CLEO: Fundamental Science 2023

San Jose, CA United States
7–12 May 2023
ISBN: 978-1-957171-25-8

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Solid State Quantum Optical Sources (FM1E)

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J. A. Preuß, H. Gehring, R. Schmidt, L. Jin, D. Wendland, J. Kern, W. H. P. Pernice, S. M. de Vasconcellos, and R. Bratschitsch, "Narrow-beam Single-photon Source Based on a hBN Nanocrystal in a 3D-printed Ultralow-fluorescence Microlens," in CLEO 2023, Technical Digest Series (Optica Publishing Group, 2023), paper FM1E.1.

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Abstract

We present a room-temperature single-photon source consisting of an hBN nanocrystal emitter inside an ultralow-fluorescence 3D-printed elliptical polymer microlens. The single-photon emission is highly directional, which renders objective lenses with high numerical aperture obsolete.

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