Armand Hippolyte Louis Fizeau (23.09.1819 — 18.09.1896) —a French physicist, a member of the Paris Academy of Sciences (1860) and its president (1878).
James David Forbes (20.04.1809-31.12.1868) was a Scottish physicist and a Fellow of the Royal Society of Edinburgh (1829), and its secretary in 1840 — 51.
Jean Baptiste Joseph Fourier (21.03.1768 —16.05.1830) was a French mathematician and physicist, a member of the Paris Academy of Sciences (1817) and from 1822 its secretary.