In physics, a photon is usually denoted by the symbol Î³ (the Greek letter gamma). This symbol for the photon probably derives from gamma rays, which were discovered in 1900 by Paul Villard, named by Ernest Rutherford in 1903, and shown to be a form of electromagnetic radiation in 1914 by Rutherford and Edward Andrade.
Lauri /lau-ri/ [2 sylls.] as a name for girls is of Latin derivation, and the meaning of the name Lauri is the bay, or laurel plant. Lauri is an alternate form of Laura (Latin). Laury is a popular last name. Kreatif forms: Lauli, Luri.
The name Keri is of Irish origin, and it means Dusky: dark .he highest recorded use of the name Keri was in 1975 with a total of 1,503 babies. (That's a lot of baby Keris). According to the 1979 U.S. Social Security Administration data, the name Keri ranks #62 in popularity as a baby girl's name in Rhode Island.