optical amplifier
31Submarine communications cable — A cross section of a submarine communications cable. 1 Polyethylene 2 Mylar tape 3 Stranded steel wires 4 Aluminium water barrier 5 Polycarbonate 6 Copper or aluminium tube 7 Petroleum jelly 8 Optical fib …
32David N. Payne — Professor David Neil Payne, CBE FRS FREng (born 13 August 1944) is a professor of photonics. He has made several contributions in areas of optical fibre communications over the last forty years and his work has had an impact on telecommunications …
33Jean-Claude Simon — is one of the pioneers in the field of semiconductoroptical amplifiers. Since 1998 he is Permanent professor at ENSSAT / University of Rennes1. Director of FOTON, research department in Optics and Optoelectronics for Telecom, affiliated to CNRS.… …
34Erbium — (pronEng|ˈɝbiəm) is a chemical element with the symbol Er and atomic number 68. A rare, silvery, white metallic lanthanide, erbium is a solid in its normal state. It is a rare earth element associated with several other rare elements in the… …
35Dispersion (optics) — This article is about dispersion of waves in optics. For other forms of dispersion, see Dispersion (disambiguation). In a prism, material dispersion (a wavelength dependent refractive index) causes different colors to refract at different angles …
36laser — /lay zeuhr/, n. Physics. a device that produces a nearly parallel, nearly monochromatic, and coherent beam of light by exciting atoms to a higher energy level and causing them to radiate their energy in phase. Also called optical maser. [1955 60; …
37Jean-Claude Simon — est un des pionniers de la télécommunication par amplificateurs optiques. Il est né à Dalat, Viêt Nam, en 1948. Après son doctorat de 3e cycle en 1975 à l université d Orsay il obtint un doctorat d État en 1983 à l université de Nice. Il intégra… …
38Jean-claude simon — est un des pionniers de la télécommunication par amplificateurs optiques. Il est né à Dalat, Viêt Nam, en 1948. Après son doctorat de 3e cycle en 1975 à l université d Orsay il obtint un doctorat d État en 1983 à l université de Nice. Il intégra… …
39Jean-Claude Simon (scientifique) — Pour les articles homonymes, voir Jean Claude Simon (homonymie). Jean Claude Simon est un des pionniers de la télécommunication par amplificateurs optiques. Il est né à Dalat, Viêt Nam, en 1948. Après son doctorat de 3e cycle en 1975 à l… …
40Gordon Gould — in 1940 Born July 17, 1920 New York City …
