wave ray
41X-ray — [ 22 December 1895 and presented to Professor Ludwig Zehnder of the Physik Institut, University of Freiburg, on 1 January 1896. The dark oval on the third finger is a shadow produced by her ring. [cite book last = Kevles first =Bettyann Holtzmann …
42Gamma ray burst — [ GRB 990123 taken on January 23, 1999. The burst is seen as a bright dot denoted by a square on the left, with an enlarged cutout on the right. The object above it with the finger like filaments is the originating galaxy. This galaxy seems to be …
43Billy Ray Cyrus — Cyrus, December 2009 …
44Nicholas Ray — Born August 7, 1911(1911 08 07) Galesville, Wisconsin, U.S. Died June 16, 1979(1979 06 16) (aged 67) …
45Electromagnetic wave equation — The electromagnetic wave equation is a second order partial differential equation that describes the propagation of electromagnetic waves through a medium or in a vacuum. The homogeneous form of the equation, written in terms of either the… …
46X-ray standing waves — The X ray standing wave technique = The X ray standing wave (XSW) technique can be used to study the structure of surfaces and interfaces with high spatial resolution and chemical selectivity. Pioneered by B.W. Batterman in the 1960s the… …
47Gravitational wave astronomy — is an emerging branch of observational astronomy which aims to use gravitational waves (minute distortions of spacetime predicted by Einstein s theory of general relativity) to collect observational data about objects such as neutron stars and… …
48Cathode ray tube — Cutaway rendering of a color CRT: 1. Three Electron guns (for red, green, and blue phosphor dots) 2. Electron beams 3. Focusing coils 4. Deflection coils 5. Anode connection 6. Mask for separating beams for red,… …
49ECW Heat Wave — was a professional wrestling event produced by Extreme Championship Wrestling. It was first broadcast on pay per view starting with the 1998 edition.Results1994Heat Wave 1994 took place on July 16 1994 from the ECW Arena in Philadelphia,… …
50Gamma ray burst progenitors — are the types of celestial objects that can emit gamma ray bursts (GRBs). GRBs show an extraordinary degree of diversity. They can last anywhere from a fraction of a second to many minutes. Bursts could have a single profile or oscillate wildly… …
