Gamma ray (also called gamma radiation), denoted by the lower-case Greek letter gamma (Î³ or Î³ {\displaystyle \gamma } ), is penetrating electromagnetic radiation of a kind arising from the radioactive decay of atomic nuclei and consists of high-energy photons.
From Wikipedia, the free encyclopedia. Chief Dr. Emmanuel Iwuanyanwu (born September 4, 1942) is a Nigerian politician, statesman and renowned businessman, considered one of the richest men in Nigeria.
Emmanuelis Levinas (later adapted to French orthography as Emmanuel Levinas) was born in 1906 into a middle-class Litvak family in Kaunas, Lithuania. Because of the disruptions of World War I, the family moved to Charkow in Ukraine in 1916, where they stayed during the Russian revolutions of February and October 1917.