14 papers
Quantum Emitters at Telecommunication Wavelengths based on Carbon Defects in Transition Metal Dichalcogenides
Chanaprom Cholsuk, Sujin Suwanna, Tobias Vogl
Low-dimensional materials have emerged as promising hosts for quantum emitters, whose emission typically arises from either strain-induced band bending or defect-induced two-level…
Insights into the Nature of Quantum Emitters in Electron-Irradiated hexagonal Boron Nitride
Mouli Hazra, Anna Rupp, Mohammad N. Mishuk +9
Quantum emitters in hexagonal boron nitride (hBN) have emerged as a promising solid-state platform for quantum technology applications. However, a persistent challenge in the field…
Transition Dipole Rotation Beyond the Condon Approximation in Single hBN Quantum Emitters
Serkan Paçal, Chanaprom Cholsuk, Mouli Hazra +4
The design of polarization-encoded quantum interfaces relies on the assumption that solid-state emitters possess static transition dipoles defined by the host lattice symmetry. Her…
QuaNTUM: A Modular Quantum Communication Testbed for Scalable Fiber and Satellite Integration
Julien Chénedé, Tjorben Matthes, Josefine Krause +2
Secure communication is essential for modern society, from financial transactions to critical infrastructure. As classical encryption faces threats from advancing computational pow…
Nuclear Spin-Mediated Relaxation Mechanisms of the V Center in hBN
Chanaprom Cholsuk, Tobias Vogl, Viktor Ivády
The negatively charged boron vacancy defect in hexagonal boron nitride (hBN) has recently emerged as a promising spin qubit for sensing due to its high-temperature spin con…
A Decoy-like Protocol for Quantum Key Distribution: Enhancing the Performance with Imperfect Single Photon Sources
Chanaprom Cholsuk, Furkan AÄlarcı, Daniel K. L. Oi +2
Quantum key distribution (QKD) relies on single photon sources (SPSs), e.g. from solid-state systems, as flying qubits, where security strongly requires sub-Poissonian photon stati…