selected area diffraction
71Low-energy electron microscopy — Low energy electron microscopy, or LEEM, is a technique used by surface scientists to study surface structure at mesoscopic scale on conducting and semiconducting materials. It is based on imaging the electrons elastically scattered from the… …
72Materials and Energy Research Center — Contents 1 History 2 Major Research Facilities 3 Educational Activities at MERC 4 Scientific Collaboration with other Organizations …
73acoustics — /euh kooh stiks/, n. 1. (used with a sing. v.) Physics. the branch of physics that deals with sound and sound waves. 2. (used with a pl. v.) the qualities or characteristics of a room, auditorium, stadium, etc., that determine the audibility or… …
74Otto Laporte — (July 23, 1902 – March 28, 1971) was a German born American physicist who made contributions to quantum mechanics, electromagnetic wave propagation theory, spectroscopy, and fluid dynamics. His name is lent to the Laporte rule in spectroscopy and …
75Neil J. Gunther — Neil James Gunther Neil Gunther at Bletchley Park 2002 A quantum leap is neither Born …
76heredity — /heuh red i tee/, n., pl. heredities. Biol. 1. the transmission of genetic characters from parents to offspring: it is dependent upon the segregation and recombination of genes during meiosis and fertilization and results in the genesis of a new… …
77holography — /heuh log reuh fee/, n. the process or technique of making holograms. [1795 1805; HOLO + GRAPHY] * * * Method of recording or reproducing a three dimensional image, or hologram, by means of a pattern of interference produced using a laser beam.… …
78Microelectromechanical systems — (MEMS) (also written as micro electro mechanical, MicroElectroMechanical or microelectronic and microelectromechanical systems) is the technology of very small mechanical devices driven by electricity; it merges at the nano scale into… …
79Neutron activation analysis — Science with Neutrons Foundations Neutron temperature Flux · Radiation  …
80Stellar classification — In astronomy, stellar classification is a classification of stars based on their spectral characteristics. The spectral class of a star is a designated class of a star describing the ionization of its chromosphere, what atomic excitations are… …
