Zobrazeno 1 - 10
of 26
pro vyhledávání: '"Leif K. Oxenløwe"'
Autor:
Mujtaba Zahidy, Domenico Ribezzo, Claudia De Lazzari, Ilaria Vagniluca, Nicola Biagi, Ronny Müller, Tommaso Occhipinti, Leif K. Oxenløwe, Michael Galili, Tetsuya Hayashi, Dajana Cassioli, Antonio Mecozzi, Cristian Antonelli, Alessandro Zavatta, Davide Bacco
Publikováno v:
Nature Communications, Vol 15, Iss 1, Pp 1-6 (2024)
Abstract Quantum key distribution (QKD) is a secure communication scheme for sharing symmetric cryptographic keys based on the laws of quantum physics, and is considered a key player in the realm of cyber-security. A critical challenge for QKD system
Externí odkaz:
https://doaj.org/article/3bbd78740dd1402fa08b71ceada0e963
Quantum key distribution using deterministic single-photon sources over a field-installed fibre link
Autor:
Mujtaba Zahidy, Mikkel T. Mikkelsen, Ronny Müller, Beatrice Da Lio, Martin Krehbiel, Ying Wang, Nikolai Bart, Andreas D. Wieck, Arne Ludwig, Michael Galili, Søren Forchhammer, Peter Lodahl, Leif K. Oxenløwe, Davide Bacco, Leonardo Midolo
Publikováno v:
npj Quantum Information, Vol 10, Iss 1, Pp 1-6 (2024)
Abstract Quantum-dot-based single-photon sources are key assets for quantum information technology, supplying on-demand scalable quantum resources for computing and communication. However, long-lasting issues such as limited long-term stability and s
Externí odkaz:
https://doaj.org/article/c38ab9e745f641b38cf22e20f5745d54
Autor:
Deming Kong, Yong Liu, Zhengqi Ren, Yongmin Jung, Chanju Kim, Yong Chen, Natalie V. Wheeler, Marco N. Petrovich, Minhao Pu, Kresten Yvind, Michael Galili, Leif K. Oxenløwe, David J. Richardson, Hao Hu
Publikováno v:
Nature Communications, Vol 13, Iss 1, Pp 1-8 (2022)
Continuous spectral translation could allow expansion of the bandwidth available for communication without having to develop transceivers for the new bands. Here, the authors demonstrate this using AlGaAsOI nanowaveguides as spectral translators betw
Externí odkaz:
https://doaj.org/article/2c16d698594d402abc2ba5fd62c4666e
Autor:
Yulin Chi, Jieshan Huang, Zhanchuan Zhang, Jun Mao, Zinan Zhou, Xiaojiong Chen, Chonghao Zhai, Jueming Bao, Tianxiang Dai, Huihong Yuan, Ming Zhang, Daoxin Dai, Bo Tang, Yan Yang, Zhihua Li, Yunhong Ding, Leif K. Oxenløwe, Mark G. Thompson, Jeremy L. O’Brien, Yan Li, Qihuang Gong, Jianwei Wang
Publikováno v:
Nature Communications, Vol 13, Iss 1, Pp 1-10 (2022)
Qudit-based quantum devices can outperform qubit-based ones, but a programmable qudit-based quantum computing device is still missing. Here, the authors fill this gap using a programmable silicon photonic chip employing ququart-based encoding, showin
Externí odkaz:
https://doaj.org/article/a65a1c9698074f978b8e72bebd0b7d69
Autor:
Shi Jia, Mu-Chieh Lo, Lu Zhang, Oskars Ozolins, Aleksejs Udalcovs, Deming Kong, Xiaodan Pang, Robinson Guzman, Xianbin Yu, Shilin Xiao, Sergei Popov, Jiajia Chen, Guillermo Carpintero, Toshio Morioka, Hao Hu, Leif K. Oxenløwe
Publikováno v:
Nature Communications, Vol 13, Iss 1, Pp 1-8 (2022)
A photonic Terahertz source based on injection-locking an integrated dual-laser chip generates and transmits a 131 Gbps THz signal over 10.7-m distance, showing great potential towards fully integrated and energy-efficient THz transmitters for 6G.
Externí odkaz:
https://doaj.org/article/18c433ed28c94aedbd1e65a4c35be1e3
Autor:
Beatrice Da Lio, Daniele Cozzolino, Nicola Biagi, Yunhong Ding, Karsten Rottwitt, Alessandro Zavatta, Davide Bacco, Leif K. Oxenløwe
Publikováno v:
npj Quantum Information, Vol 7, Iss 1, Pp 1-6 (2021)
Abstract Quantum key distribution (QKD) protocols based on high-dimensional quantum states have shown the route to increase the key rate generation while benefiting of enhanced error tolerance, thus overcoming the limitations of two-dimensional QKD p
Externí odkaz:
https://doaj.org/article/3d9c68aa568241beb6cf0c03bd59b4f2
Autor:
Francesco Da Ros, Edson Porto da Silva, Darko Zibar, Sai T. Chu, Brent E. Little, Roberto Morandotti, Michael Galili, David J. Moss, Leif K. Oxenløwe
Publikováno v:
APL Photonics, Vol 2, Iss 4, Pp 046105-046105-8 (2017)
We demonstrate wavelength conversion of quadrature amplitude modulation (QAM) signals, including 32-GBd quadrature phase-shift keying and 10-GBd 16-QAM, in a 50-cm long high index doped glass spiral waveguide. The quality of the generated idlers
Externí odkaz:
https://doaj.org/article/21baf50969144c2bb482cd3c0f4642ed
Autor:
Jueming Bao, Zhaorong Fu, Tanumoy Pramanik, Jun Mao, Yulin Chi, Yingkang Cao, Chonghao Zhai, Yifei Mao, Tianxiang Dai, Xiaojiong Chen, Xinyu Jia, Leshi Zhao, Yun Zheng, Bo Tang, Zhihua Li, Jun Luo, Wenwu Wang, Yan Yang, Yingying Peng, Dajian Liu, Daoxin Dai, Qiongyi He, Alif Laila Muthali, Leif K. Oxenløwe, Caterina Vigliar, Stefano Paesani, Huili Hou, Raffaele Santagati, Joshua W. Silverstone, Anthony Laing, Mark G. Thompson, Jeremy L. O’Brien, Yunhong Ding, Qihuang Gong, Jianwei Wang
Publikováno v:
Bao, J, Fu, Z, Pramanik, T, Mao, J, Chi, Y, Cao, Y, Zhai, C, Mao, Y, Dai, T, Chen, X, Jia, X, Zhao, L, Zheng, Y, Tang, B, Li, Z, Luo, J, Wang, W, Yang, Y, Peng, Y, Liu, D, Dai, D, He, Q, Muthali, A L, Oxenlowe, L K, Vigliar, C, Paesani, S, Hou, H, Santagati, R, Silverstone, J W, Laing, A, Thompson, M G, O'Brien, J L, Ding, Y, Gong, Q & Wang, J 2023, ' Very-large-scale integrated quantum graph photonics ', Nature Photonics, vol. 17, pp. 573-581 . https://doi.org/10.1038/s41566-023-01187-z
Graphs have provided an expressive mathematical tool to model quantum-mechanical devices and systems. In particular, it has been recently discovered that graph theory can be used to describe and design quantum components, devices, setups and systems,
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::33e3d8dec5d83eaad37005a5fce4e72c
https://curis.ku.dk/ws/files/345280546/s41566_023_01187_z.pdf
https://curis.ku.dk/ws/files/345280546/s41566_023_01187_z.pdf
Autor:
Domenico Ribezzo, Mujtaba Zahidy, Antoine Petitjean, Gianmarco Lemmi, Claudia De Lazzari, Ilaria Vagniluca, Enrico Conca, Alberto Tosi, Tommaso Occhipinti, Francesco Saverio Cataliotti, Leif K. Oxenløwe, André Xuereb, Davide Bacco, Alessandro Zavatta
Publikováno v:
2023 Optical Fiber Communications Conference and Exhibition (OFC).
A QKD link established between Sicily (Italy) and Malta has been utilized to test the performances of a fast-gated InGaAs single photon detector, achieving a fourteen times higher key rate than using a commercial detector.
Publikováno v:
2022 Asia Communications and Photonics Conference (ACP).