Results 11 to 20 of about 134,290 (279)

The Qitai radio telescope

open access: yesScience China Physics, Mechanics & Astronomy, 2023
12 pages, 11 figures, accepted for publication in Science China Physics, Mechanics & ...
Wang, Na   +27 more
openaire   +2 more sources

Dynamic Response and Optimal Design of Radio Telescope Structure under Wind Load Excitation

open access: yesBuildings, 2023
The dynamic response of a radio telescope structure under wind load excitation significantly impacts the accuracy of signal reception. To address this issue, this study established a parametric finite element model of a radio telescope to simulate its ...
Dawei Wang   +5 more
doaj   +1 more source

Trends in Architecture and Middleware of Radio Telescope Control System

open access: yesAdvances in Astronomy, 2021
The control system is the central control unit of the radio telescope. It is used to monitor, control, coordinate, and manage software and hardware systems so as to satisfy the requirements of high-precision control in astronomical observation of radio ...
Jun Li   +6 more
doaj   +1 more source

Cryogenic Systems for Astronomical Research in the Special Astrophysical Observatory of the Russian Academy of Sciences

open access: yesPhotonics, 2023
This article presents the main results and new plans for the development of receivers which are cooled cryogenically to deep cryogenic temperatures and used in optical and radio astronomy research at the Special Astrophysical Observatory of the Russian ...
Yurii Balega   +17 more
doaj   +1 more source

The Tian Ma 65-m Telescope Automatic Early Warning System

open access: yesFrontiers in Astronomy and Space Sciences, 2022
The Tian Ma Radio Telescope (TMRT), which is mainly used for deep space exploration and radio astronomy observations, is the largest fully steerable radio telescope in Asia. For promoting the automation of the telescope, an automatic early warning system
Shang-Guan Wei-Hua   +5 more
doaj   +1 more source

Dynamic modeling of the Stewart platform for the NanShan Radio Telescope

open access: yesAdvances in Mechanical Engineering, 2020
The NanShan Radio Telescope is a 26-m fully steerable radio telescope, and it adopts a 6-UPU Stewart platform with electric motors to adjust and align the position of the subreflector.
Guljaina Kazezkhan   +3 more
doaj   +1 more source

Simulation of Small Radio Telescope Antenna Parameters at Frequency of 1.42 GHz

open access: yesIraqi Journal of Physics, 2022
The paper presents an overview of theoretical aspects of small radio telescope antenna parameters. The basic parameters include antenna beamwidth, antenna gain, aperture efficiency, and antenna temperature.
Uday E Jallod   +2 more
doaj   +1 more source

Can the China's fast telescope detect extraterrestrial von-Neumann probes? [PDF]

open access: yesSerbian Astronomical Journal, 2021
In the present paper we consider the Type-2.x and Type-3.x extraterrestrial von- Neumann probes and study the problem of their detectability by the world's largest single-dish radio telescope: the Five-hundred-meter Aperture Spherical Radio ...
Osmanov Z.N.
doaj   +1 more source

New Cable Delay Measurement System for VGOS Stations

open access: yesSensors, 2022
This paper presents the new cable delay measurement system (CDMS) designed at Yebes Observatory (IGN, Spain), which is required for the VLBI Global Observing System (VGOS) stations.
Pablo García-Carreño   +6 more
doaj   +1 more source

A search for fast radio bursts associated with gamma-ray bursts using the YNAO 40-m radio telescope [PDF]

open access: yesSerbian Astronomical Journal, 2023
We report on the search results of Fast Radio Bursts (FRBs) from three Gamma- ray Bursts (GRBs) at 2256 MHz using the 40-m radio telescope located at the YunNan Astronomical Observatory (YNAO).
Zhang Y.F.   +7 more
doaj   +1 more source

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