PRECISION MEASUREMENT OF GRAVITATIONAL FREQUENCY SHIFT OF ELECTROMAGNETIC SIGNALS
- Авторлар: Rudenko V.N.1, Belonenko A.V.1, Gusev A.V.1, Gurin F.S.1, Kulagin V.V.1, Popov S.M.1, Manucharyan G.D.1,2, Zakhvatkin M.V.3, Kovalenko A.V.4
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Мекемелер:
- Sternberg State Astronomical Institute, Lomonosov Moscow State University
- Bauman Moscow State Technical University
- Keldysh Institute of Applied Mathematics of the Russian Academy of Sciences
- Lebedev Physical Institute of the Russian Academy of Sciences
- Шығарылым: Том 166, № 5 (2024)
- Беттер: 632-640
- Бөлім: NUCLEI, PARTICLES, FIELDS, GRAVITY AND ASTROPHYSICS
- URL: https://journals.rcsi.science/0044-4510/article/view/268672
- DOI: https://doi.org/10.31857/S0044451024110063
- ID: 268672
Дәйексөз келтіру
Аннотация
Communication radio signals between an orbital spacecraft (SC) and a ground tracking station (GTS) experience a frequency shift proportional to the positional difference of their gravitational potentials. The effect constitutes an experimental basis of the general theory of relativity (GR) as one of the aspects of Einstein's equivalence principle (EEP). The article presents the results of precision measurement of the effect using frequency standards placed on the SC and GTS. Data from special “gravitational sessions” of radio communication accumulated during the “RadioAstron” (RA) space radio telescope mission in 2015–2019 were used. Scrupulous analysis of these data allows to confirm the correspondence between theory and experiment with high accuracy: the violation parameter (deviation from GR) was 1.57 ± 3.96 · 10−5.
Авторлар туралы
V. Rudenko
Sternberg State Astronomical Institute, Lomonosov Moscow State University
Email: valentin.rudenko@gmail.com
Ресей, 119992, Moscow
A. Belonenko
Sternberg State Astronomical Institute, Lomonosov Moscow State University
Email: valentin.rudenko@gmail.com
Ресей, 119992, Moscow
A. Gusev
Sternberg State Astronomical Institute, Lomonosov Moscow State University
Email: valentin.rudenko@gmail.com
Ресей, 119992, Moscow
F. Gurin
Sternberg State Astronomical Institute, Lomonosov Moscow State University
Email: valentin.rudenko@gmail.com
Ресей, 119992, Moscow
V. Kulagin
Sternberg State Astronomical Institute, Lomonosov Moscow State University
Email: valentin.rudenko@gmail.com
Ресей, 119992, Moscow
S. Popov
Sternberg State Astronomical Institute, Lomonosov Moscow State University
Email: valentin.rudenko@gmail.com
Ресей, 119992, Moscow
G. Manucharyan
Sternberg State Astronomical Institute, Lomonosov Moscow State University; Bauman Moscow State Technical University
Email: valentin.rudenko@gmail.com
Ресей, 119992, Moscow; 105005, Moscow
M. Zakhvatkin
Keldysh Institute of Applied Mathematics of the Russian Academy of Sciences
Email: valentin.rudenko@gmail.com
Ресей, 125047, Moscow
A. Kovalenko
Lebedev Physical Institute of the Russian Academy of Sciences
Хат алмасуға жауапты Автор.
Email: valentin.rudenko@gmail.com
Ресей, 119991, Moscow
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