Rukhi Guseinovich Annaev (24.I 1909 - 9.VII 1977) was a Soviet physicist, an academician of the Academy of Sciences of the Turkmen SSR (1951) and its vice-president in 1956—59.
Dominique François Arago (26.02.1786 - 2.X 1853) was a French scientist and politician and a member of the Paris Academy of Sciences (1809), from 1830 its permanent secretary.
Ubay Arifovich Arifov (15.06.1909 - 24.XII 1976) was a Soviet physicist, an academician of the Academy of Sciences of the Uzbek SSR (1956) and its president in 1962-66.
Svante August Arrhenius (19.02.1859-2.10.1927) was a Swedish physical chemist, one of the founders of physical chemistry, and a member of the Royal Swedish Academy of Sciences (1901).
Lev Andreyevich Artsimovich (25.02.1909—1.03.1973) was a Soviet physicist and an academician of the USSR Academy of Sciences (1953; a corresponding member from 1946).
Constant Symbol Numerical value Astronomical unit (mean distance of the Earth from the Sun) AU 1.49597870·10 11 m Parsec pc 3.085678·10 16 m Light year ly 9.460530·10 15 m Mass of the Sun M Ο 1.989·10 30 kg Radius of the…
Mikhail Petrovich Avenarius (7.09.1835 — 4.09.1895) was a Russian physicist and a corresponding member of the St Petersburg Academy of Sciences (1876).