Zobrazeno 1 - 10
of 1 164
pro vyhledávání: '"Optical turbulence"'
Publikováno v:
Remote Sensing, Vol 16, Iss 12, p 2102 (2024)
Atmospheric turbulence characteristics are essential in determining the quality of astronomical images and implementing adaptive optics systems. In this study, the vertical distributions of optical turbulence at the Peak Terskol observatory (43.27472
Externí odkaz:
https://doaj.org/article/4bf9065f73de4dfca47dcd451da50a10
Publikováno v:
Photonics, Vol 11, Iss 4, p 334 (2024)
In this paper, the design of an atmospheric turbulence simulation system for free-space optical (FSO) communication is proposed. The system can accurately simulate repeatable atmospheric turbulent fading channels. It has a dynamic execution range of
Externí odkaz:
https://doaj.org/article/594f15b70f7445b98e3bc321cc1f810f
Publikováno v:
Photonics, Vol 11, Iss 3, p 229 (2024)
Controlled turbulence simulators in the laboratory have been extensively employed to investigate turbulence effects on light propagation in the atmosphere, driven by some advanced optical engineering such as remote sensing, energy-delivery systems, a
Externí odkaz:
https://doaj.org/article/966e1c3baa9547b9a6c146dd521f08ed
Autor:
Yahya Baykal
Publikováno v:
Frontiers in Physics, Vol 11 (2023)
Externí odkaz:
https://doaj.org/article/d4d2251faa41489a8afd6c892b380fa1
Autor:
Artem Y. Shikhovtsev, Alexander V. Kiselev, Pavel G. Kovadlo, Evgeniy A. Kopylov, Kirill E. Kirichenko, Shuhrat A. Ehgamberdiev, Yusufjon A. Tillayev
Publikováno v:
Atmosphere, Vol 15, Iss 1, p 38 (2023)
In the present article, we study the possibilities of machine learning for the estimation of seeing at the Maidanak Astronomical Observatory (38∘40′24″ N, 66∘53′47″ E) using only Era-5 reanalysis data. Seeing is usually associated with th
Externí odkaz:
https://doaj.org/article/0edccfb6630a4dd5b5f814746bb945ed
Autor:
Andrei Tokovinin
Publikováno v:
Atmosphere, Vol 14, Iss 11, p 1694 (2023)
Atmospheric image blur, “seeing”, is one of the key parameters that influences the selection of observatory sites and the performance of ground-based telescopes. In this review, the common definition of seeing based on the Kolmogorov turbulence m
Externí odkaz:
https://doaj.org/article/684d76fe657745d0952062990447e798
Akademický článek
Tento výsledek nelze pro nepřihlášené uživatele zobrazit.
K zobrazení výsledku je třeba se přihlásit.
K zobrazení výsledku je třeba se přihlásit.
Akademický článek
Tento výsledek nelze pro nepřihlášené uživatele zobrazit.
K zobrazení výsledku je třeba se přihlásit.
K zobrazení výsledku je třeba se přihlásit.
Autor:
Xian Ran, Lanqiang Zhang, Hua Bao, Xuejun Rao, Jinsheng Yang, Dingkang Tong, Cheng Wang, Changhui Rao
Publikováno v:
Applied Sciences, Vol 13, Iss 21, p 11885 (2023)
Measuring the intensity and distribution of atmospheric optical turbulence at large-aperture astronomical telescope sites is crucial to optimizing turbulence correction for different layers. A real-time measurement of turbulence distribution in large
Externí odkaz:
https://doaj.org/article/b491beaa869542d2a2eba67e83edd085
Publikováno v:
Frontiers in Physics, Vol 11 (2023)
Although free-space optical communication (FSOC) is a promising means of high data rate satellite-to-ground communication, beam distortion caused by atmospheric optical turbulence remains a major challenge for its engineering applications. Accurate p
Externí odkaz:
https://doaj.org/article/3b7c1d09007d4d638658bb94c3da29de