Detection of background gravitational radiation by Doppler tracking of spacecraft |
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| Authors: | G Dautcourt |
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| Institution: | (1) Zentralinstitut für Astrophysik der Akademie der Wissenschaften der DDR, Potsdam-Babelsberg, Germany |
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| Abstract: | Low-frequency gravitational radiation, with wavelengths reaching or exceeding interplanetary distances, and with a mean energy density  of the order of the critical cosmological density
c
, generates a frequency-shift of order /  10–15
h
0(1/108km)(/
c
)1/2 in electromagnetic signals transponded by interplanetary spacecraft at a distancel from the Earth. |
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| Keywords: | |
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