Копия 8 марта

March 8, 1866 Pyotr Lebedev - Russian physicist and professor at Moscow University. In 1895 he created the setting for the generation and detection of electromagnetic radiation with a wavelength of 6 mm and 4 mm, researched reflection, refraction, polarization, interference. In 1899, the theoretical prediction experimentally proved Maxwell on light pressure on solids, and in 1907 - and gases (discovery of the effect of light pressure).