focusing by diffraction
121Australian Synchrotron — [ Australian Synchrotron schema 1. Electron gun 2. Linear accelerator (linac) 3. Booster ring 4. Storage ring 5. Beamline 6. Endstation (or experimental workstation, i.e., laboratory)] The Australian Synchrotron is a 3 GeV synchrotron radiation… …
122RESOLFT — is an acronym for REversible Saturable OpticaL Fluorescence Transitions.In a RESOLFT concept the resolution can be approximated by Delta d = frac{lambda}{pi cdot ncdotsqrt{frac{I}{Isat}, whereby Isat is the characteristic intensity required for… …
123Neutron triple-axis spectrometry — Triple axis redirects here. For the concept in rocketry, see Three axis stabilisation. Science with Neutrons Foundations Neutron temperature …
124Bessel beam — A Bessel beam is a field of electromagnetic radiation whose amplitude is described by a Bessel function. A true Bessel beam is non diffractive. This means that as it propagates, it does not diffract and spread out; this is in contrast to the… …
125Phased array optics — (PAO) is the technology of controlling the phase of light waves transmitting or reflecting from a two dimensional surface by means of adjustable surface elements. It is the optical analog of phased array radar. By dynamically controlling the… …
126People associated with the University of Manchester — Many famous people have worked or studied at the Victoria University of Manchester and the University of Manchester Institute of Science and Technology institutions which merged in 2004 to form the University of Manchester. The names of the 23… …
127April 2008 in science — NOTOC 2008 : ← January February March April May June July August September October November December → Events in science and technologyApril 30 2008 (Wednesday)*HP Labs announces the creation of the memristor, at times described as the fourth… …
128McPherson Inc — McPherson, Inc. is a company specializing in precision optical instruments and systems for measuring and characterizing spectra. McPherson instruments measure intensity vs. frequency in various regions of the electromagnetic spectrum. McPherson’s …
