Thermal elastic deformations of the planet Mercury
Author(s) -
Liu HanShou
Publication year - 1972
Publication title -
journal of geophysical research
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.67
H-Index - 298
eISSN - 2156-2202
pISSN - 0148-0227
DOI - 10.1029/jb077i032p06482
Subject(s) - planet , mercury (programming language) , thermal , amplitude , astrobiology , mechanics , physics , geophysics , materials science , optics , astrophysics , thermodynamics , computer science , programming language
The variation in solar heating due to the resonance rotation of Mercury produces periodic elastic deformations on the surface of the planet. The thermal stress and strain fields under Mercury's surface are calculated after certain simplifications. It is found that deformations penetrate to a greater depth than the variation of solar heating, and that the thermal strain on the surface of the planet pulsates with an amplitude of 4 × 10 −3 and a period of 176 days.
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