Zobrazeno 1 - 10
of 13
pro vyhledávání: '"Yu. B. Vachtomin"'
Autor:
Alexander Divochiy, G. M. Chulkova, Olga Minaeva, A. Antipov, Boris M. Voronov, M. Tarkhov, V. Seleznev, Konstantin Smirnov, I. Milostnaya, Yu. B. Vachtomin, O. Okunev, Gregory Goltsman, N. S. Kaurova, Alexander Korneev
Publikováno v:
Journal of Modern Optics. 56:1670-1680
The state-of-the-art of the NbN nanowire superconducting single-photon detector technology (SSPD) is presented. The SSPDs exhibit excellent performance at 2 K temperature: 30% quantum efficiency from visible to infrared, negligible dark count rate, s
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0bb3ab6cde5f7596e028960d3e15a57d
https://doi.org/10.1080/09500340903277750
https://doi.org/10.1080/09500340903277750
Autor:
Zhang Wen, Shi Sheng-Cai, Li Ning, Jiang Ling, Chen Jian, Boris M. Voronov, G.N. Gol'tsman, S.V. Antipov, Wu Pei-Heng, Lin Zhen-Hui, Miao Wei, S.I. Svechnikov, Yao Qi-Jun, Yu. B. Vachtomin
Publikováno v:
Chinese Physics Letters. 24:1778-1781
A quasi-optical superconducting NbN hot-electron bolometer (HEB) mixer is measured in the frequency range of 0.5-2.5 THz for understanding of the frequency dependence of noise temperature of THz coherent detectors. It has been found that noise temper
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b3c3fff4d4c03601ca02e10c9668e6bf
https://doi.org/10.1088/0256-307x/24/6/095
https://doi.org/10.1088/0256-307x/24/6/095
Autor:
N. S. Kaurova, S. C. Shi, S.V. Antipov, S.I. Svechnikov, Zhen Hui Lin, Wen Zhang, L. Jiang, G.N. Gol'tsman, J. Li, Qi Jun Yao, B. M. Voronov, Yu. B. Vachtomin
Publikováno v:
PIERS Online. 1:587-590
In this paper, we report the performance of a quasi-optical NbN superconducting HEB (hot electron bolometer) mixer measured at 500 GHz. The quasi-optical NbN superconducting HEB mixer is cryogenically cooled by a 4-K close-cycled refrigerator. Its re
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::b94e09f8b9ba193c288243bd237872a7
https://doi.org/10.2529/piers041203233704
https://doi.org/10.2529/piers041203233704
Autor:
Matvey Finkel, K. N. Gorshkov, Yu. B. Vachtomin, O. S. Kiselev, Konstantin Smirnov, Gregory Goltsman, Nickolay V. Kinev, Valery P. Koshelets, R. V. Ozhegov, L. V. Filippenko
Publikováno v:
NATO Science for Peace and Security Series B: Physics and Biophysics ISBN: 9789401788274
The development of terahertz imaging instruments for security systems is on the cutting edge of terahertz technology. We are developing a THz imaging system based on a superconducting integrated receiver (SIR). An SIR is a new type of heterodyne rece
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9fc98992f56b95a4ce414c7f88b8689f
https://doi.org/10.1007/978-94-017-8828-1_6
https://doi.org/10.1007/978-94-017-8828-1_6
Autor:
E. V. Slivinskaya, I. V. Pentin, R. V. Ozhegov, Alexander Korneev, Yu. B. Vachtomin, G.N. Gol'tsman, Konstantin Smirnov
Publikováno v:
SPIE Proceedings.
At present superconducting detectors become increasingly attractive for various practical applications. In this paper we present results on the depelopment of fiber coupled receiver systems for the registration of IR single photons, optimized for tel
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::800ab5154da19bd2ff0c941ab6b34fac
https://doi.org/10.1117/12.818078
https://doi.org/10.1117/12.818078
Autor:
S. L. Polyakov, Yu. B. Vachtomin, Konstantin Smirnov, N. S. Kaurova, E.V. Grishina, S. N. Maslennikov, B. M. Voronov, S.I. Svechnikov, G.N. Gol'tsman, S.V. Antipov
Publikováno v:
Infrared and Millimeter Waves, Conference Digest of the 2004 Joint 29th International Conference on 2004 and 12th International Conference on Terahertz Electronics, 2004..
We present the performances of HEB mixers based on 3.5 nm thick NbN film integrated with log-periodic spiral antenna. The double side-band receiver noise temperature values are 1300 K and 3100 K at 2.5 THz and at 3.8 THz, respectively. The gain bandw
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9f507ac4642388bef8e8a67b95e8f2ec
https://doi.org/10.1109/icimw.2004.1422092
https://doi.org/10.1109/icimw.2004.1422092
Autor:
S.V. Antipov, E.V. Grishina, Zhang Wuquan, B. M. Voronov, S. N. Maslennikov, S. L. Polyakov, N. S. Kaurova, S.I. Svechnikov, Konstantin Smirnov, Yu. B. Vachtomin, G.N. Gol'tsman
Publikováno v:
2006 16th International Crimean Microwave and Telecommunication Technology.
Presented in this paper are the performances of HEB mixers based on 2-3.5 nm thick NbN films integrated with log-periodic spiral antenna. Double side-band receiver noise temperature values are 1300 K and 3100 K at 2.5 THz and at 3.8 THz, respectively
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::fdef08d1a31b1afbda16c6b4dc3d4d6f
https://doi.org/10.1109/crmico.2006.256159
https://doi.org/10.1109/crmico.2006.256159
Autor:
S.I. Svechnikov, B. M. Voronov, Yu. Korotetskaya, Matvey Finkel, N. S. Kaurova, S. N. Maslennikov, G.N. Gol'tsman, Yu. B. Vachtomin, Konstantin Smirnov, V. Seleznev
Publikováno v:
2006 16th International Crimean Microwave and Telecommunication Technology.
The developed directly lens coupled hot electron bolometer (HEB) mixer was based on 5 nm superconducting NbN deposited on GaAs substrate. The layout of the structure, including 30times20 mum2 active area coupled with a 50 Ohm coplanar line, was patte
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::45ba28f1eea3f68326bb2f919650d470
https://doi.org/10.1109/crmico.2006.256158
https://doi.org/10.1109/crmico.2006.256158
Autor:
M. Hajenius, Jochem J. A. Baselmans, S.V. Antipov, Boris M. Voronov, Yu. B. Vachtomin, T. M. Klapwijk, G.N. Gol'tsman, Andrey M. Baryshev, J. R. Gao, S. N. Maslennikov, S. F. Reker
Publikováno v:
Applied Physics Letters, 86 (16), 2005
Applied Physics Letters, 86(16):163503
Applied Physics Letters, 86(16):163503
We measure the direct detection effect in a small volume (0.15??m×1??m×3.5?nm) quasioptical NbN phonon cooled hot electron bolometer mixer at 1.6?THz. We find that the small signal sensitivity of the receiver is underestimated by 35% due to the dir
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8dcbb98a0faeaf8f882056fd71c8ded7
https://research.rug.nl/en/publications/f32ba3bb-5733-4931-8122-2e5764cbca1a
https://research.rug.nl/en/publications/f32ba3bb-5733-4931-8122-2e5764cbca1a
Autor:
Konstantin Smirnov, Boris M. Voronov, S. Ryabchun, Matvey Finkel, T. M. Klapwijk, S V Seliverstov, N. S. Kaurova, S. N. Maslennikov, Yu. B. Vachtomin, Gregory Goltsman
Publikováno v:
IEEE Transactions on Applied Superconductivity. :1-1
We characterize superconducting antenna-coupled hot-electron bolometers for direct detection of terahertz radiation operating at a temperature of 9.0 K. The estimated value of responsivity obtained from lumped-element theory is strongly different fro
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::72f3f00b45bdb2adc7beb29f52fcd0b5
https://doi.org/10.1109/tasc.2014.2372171
https://doi.org/10.1109/tasc.2014.2372171