Quantum Dot Single-Photon Emission Coupled into Single-Mode Fibers with 3D Printed Micro-Objectives

optical properties optical fibers Condensed Matter - Mesoscale and Nanoscale Physics electron-beam lithography FOS: Physical sciences quasiparticle quantum dots Physics - Applied Physics Applied Physics (physics.app-ph) 3D printing 02 engineering and technology 530 Physik 01 natural sciences 7. Clean energy TA1501-1820 microoptics quantum information Mesoscale and Nanoscale Physics (cond-mat.mes-hall) 0103 physical sciences ddc:530 Applied optics. Photonics multiphoton lithography 0210 nano-technology photoemission
DOI: 10.1364/cleo_at.2021.atu2s.5 Publication Date: 2021-08-17T14:45:28Z
ABSTRACT
We demonstrate the on-chip integration of a deterministically fabricated quantum dot micro-lens, 3D-printed micro-objective and single-mode fiber-coupler. The resulting device has broadband photon extraction efficiency with coupling 22%.
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