Zobrazeno 1 - 10
of 17
pro vyhledávání: '"Martin von Helversen"'
Publikováno v:
npj 2D Materials and Applications, Vol 7, Iss 1, Pp 1-9 (2023)
Abstract To date, quantum communication widely relies on attenuated lasers for secret key generation. In future quantum networks, fundamental limitations resulting from their probabilistic photon distribution must be overcome by using deterministic q
Externí odkaz:
https://doaj.org/article/eb87b427241348c8aa3c79207bd372ab
Publikováno v:
APL Photonics, Vol 5, Iss 9, Pp 096107-096107-6 (2020)
We report on the realization of an array of 28 × 28 mesas with site-controlled InGaAs quantum dots acting as single-photon sources for potential applications in photonic quantum technology. The site-selective growth of quantum dots is achieved by us
Externí odkaz:
https://doaj.org/article/8404378eec2d4064ba97b4156f6d0521
Autor:
Marco Schmidt, Isa Hedda Grothe, Sergej Neumeier, Lucas Bremer, Martin von Helversen, Wenera Zent, Boris Melcher, Jörn Beyer, Christian Schneider, Sven Höfling, Jan Wiersig, Stephan Reitzenstein
Publikováno v:
Physical Review Research, Vol 3, Iss 1, p 013263 (2021)
We explore the photon-number distribution of bimodal quantum-dot micropillar lasers with a two-channel transition-edge sensor (TES) detection system. The two channels of the photon-number-resolving TES system simultaneously detect light emission of t
Externí odkaz:
https://doaj.org/article/e14f4a4d6735460597c30db9f88bb3cf
Autor:
Martin von Helversen, Jonas Böhm, Marco Schmidt, Manuel Gschrey, Jan-Hindrik Schulze, André Strittmatter, Sven Rodt, Jörn Beyer, Tobias Heindel, Stephan Reitzenstein
Publikováno v:
New Journal of Physics, Vol 21, Iss 3, p 035007 (2019)
Quantum-light sources based on semiconductor quantum dots (QDs) are promising candidates for many applications in quantum photonics and quantum communication. Important emission characteristics of such emitters, namely the single-photon purity and ph
Externí odkaz:
https://doaj.org/article/f41109c226a84505b38a07c7070a633a
Autor:
Daniel Wigger, Johannes Schall, Marielle Deconinck, Nikolai Bart, Paweł Mrowiński, Mateusz Krzykowski, Krzysztof Gawarecki, Martin von Helversen, Ronny Schmidt, Lucas Bremer, Frederik Bopp, Dirk Reuter, Andreas D. Wieck, Sven Rodt, Julien Renard, Gilles Nogues, Arne Ludwig, Paweł Machnikowski, Jonathan J. Finley, Stephan Reitzenstein, Jacek Kasprzak
Semiconductor quantum dot molecules are considered as promising candidates for quantum technological applications due to their wide tunability of optical properties and coverage of different energy scales associated with charge and spin physics. Whil
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ae5eab6ae8bcbae74d11c5241b7f7b96
http://arxiv.org/abs/2304.10148
http://arxiv.org/abs/2304.10148
To date, quantum communication widely relies on attenuated lasers for secret key generation. In future quantum networks fundamental limitations resulting from their probabilistic photon distribution must be overcome by using deterministic quantum lig
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3584104cb67095815d898c7113ba7487
Autor:
Martin von Helversen, Alexey Vladimirovich Haisler, Marat Petrovich Daurtsev, Dmitry Vladimirovich Dmitriev, Alexander Ivanovich Toropov, Sven Rodt, Vladimir Anatolievich Haisler, Ilya Alexandrovich Derebezov, Stephan Reitzenstein
Publikováno v:
physica status solidi (RRL) – Rapid Research Letters. 16:2270015
Autor:
Boris Melcher, Isa Hedda Grothe, Jan Wiersig, Sven Höfling, Wenera Zent, Lucas Bremer, Christian Schneider, Martin von Helversen, Stephan Reitzenstein, Sergej Neumeier, Jörn Beyer, Marco Schmidt
Publikováno v:
Physical Review Research. 3
The authors apply photon number resolving detectors to explore the photon statistics of bimodal microlasers.
Autor:
Martin von Helversen
Publikováno v:
Optical, Opto-Atomic, and Entanglement-Enhanced Precision Metrology II.
Autor:
Dirk Reuter, Frederik Bopp, Martin von Helversen, Frank Jahnke, Jonathan J. Finley, Johannes Schall, Andreas D. Wieck, Christian Dangel, Isabell Hüllen, Marielle Deconinck, Christopher Gies, Matthias Florian, Arne Ludwig, Ronny Schmidt, Nikolai Bart, Lucas Bremer, Sven Rodt, Stephan Reitzenstein
Publikováno v:
Advanced Quantum Technologies. 4:2100002
Self-organized semiconductor quantum dots represent almost ideal two-level systems, which have strong potential to applications in photonic quantum technologies. For instance, they can act as emitters in close-to-ideal quantum light sources. Coupled