Scintillometer — A Scintillometer is a scientific device used to measure small fluctuations of the refractive index of air caused by variations in temperature, humidity, and pressure. It consists of an optical or radio wave transmitter and a receiver at both ends … Wikipedia
Rutherford backscattering spectroscopy — Rutherford backscattering spectrometry (RBS) is an analytical technique used in materials science. Sometimes referred to as high energy ion scattering (HEIS) spectrometry, RBS is used to determine the structure and composition of materials by… … Wikipedia
Optical tweezers — (originally called single beam gradient force trap ) are scientific instruments that use a highly focused laser beam to provide an attractive or repulsive force (typically on the order of piconewtons), depending on the refractive index mismatch… … Wikipedia
Strength of ships — The strength of ships is a topic of key interest to Naval Architects and shipbuilders. Ships which are built too strong are heavy, slow, and cost extra money to build and operate since they weigh more, whilst ships which are built too weakly… … Wikipedia
Electronic speckle pattern interferometry — (ESPI) [Jones R Wykes C, Holographic and Speckle Interferometry, 1989, Cambridge University Press] , also known as TV Holography, is a technique which uses laser light, together with video detection, recording and processing to visualise static… … Wikipedia
naval ship — Introduction the chief instrument by which a nation extends its military power onto the seas. Warships protect the movement over water of military forces to coastal areas where they may be landed and used against enemy forces; warships… … Universalium
Aberration of light — Light from location 1 will appear to be coming from location 2 for a moving telescope due to the finite speed of light, a phenomenon known as the aberration of light. The aberration of light (also referred to as astronomical aberration or stellar … Wikipedia
ship — shipless, adj. shiplessly, adv. /ship/, n., v., shipped, shipping. n. 1. a vessel, esp. a large oceangoing one propelled by sails or engines. 2. Naut. a. a sailing vessel square rigged on all of three or more masts, having jibs, staysails, and a… … Universalium
Hull (watercraft) — Half hull of the 46 gun ship of the line Tigre, build from 1724 in Toulon after plans by Blaise Coulomb A hull is the watertight body of a ship or boat. Above the hull is the superstructure and/or deckhouse, where present. The line where the hull … Wikipedia
motion-picture technology — Introduction the means for the production and showing of motion pictures. It includes not only the motion picture camera and projector but also such technologies as those involved in recording sound, in editing both picture and sound, in… … Universalium
The Blitz — London Blitz redirects here. For the London based American football team, see London Blitz (American football). For other uses, see Blitz (disambiguation). The Blitz Part of Second World War, Home Front … Wikipedia