3 papers
cond-mat.mtrl-sci2026
Deterministic positioning of circular Bragg gratings using atomic force lithography for high-performance quantum dot light sources
Sai Abhishikth Dhurjati, Moritz Langer, Yared G. Zena +6
Semiconductor quantum dots (QDs) grown by molecular beam epitaxy are excellent quantum emitters, but their random spatial distribution hinders deterministic coupling to optical mic…
physics.optics2026
Free-standing circular Bragg gratings enabling efficient GaAs quantum dot entangled photon pair sources
Sai Abhishikth Dhurjati, Moritz Langer, Yared G. Zena +6
Deterministic and bright quantum light sources based on scalable semiconductor technologies are a crucial building block for future quantum communication networks. While circular B…
cond-mat.mes-hall2025
Bright quantum dot light sources using monolithic microlenses on gold back-reflectors
Moritz Langer, Sai A. Dhurjati, Yared G. Zena +8
We present the fabrication process of bright quantum dot (QD) photon sources by non-deterministic embedding into broadband monolithic microlens arrays…