electron-ray
101Cryo-electron microscopy — CryoEM image of GroEL suspended in vitreous ice at 50,000X magnification. Cryo electron microscopy (cryo EM), or electron cryomicroscopy, is a form of transmission electron microscopy (EM) where the sample is studied at cryogenic temperatures… …
102European x-ray free electron laser — The European x ray free electron laser (XFEL) is a planned European project in strong connection with the DESY research center in Hamburg. [cite web |title=XFEL|url=http://xfel.desy.de/ |format= |accessdate=2007 12 20] . A free electron laser… …
103Compton Gamma Ray Observatory — ▪ United States satellite U.S. satellite, one of the National Aeronautics and Space Administration (NASA) “Great Observatories” satellites, which is designed to identify the sources of celestial gamma rays (gamma ray). In operation from 1991 to… …
104Extended X-Ray Absorption Fine Structure — EXAFS La spectroscopie EXAFS (Extended X Ray Absorption Fine Structure) est une technique d analyse de spectrométrie d absorption des rayons X utilisant principalement le rayonnement synchrotron. Elle apporte des informations sur l environnement… …
105Extended X-ray absorption fine structure — EXAFS La spectroscopie EXAFS (Extended X Ray Absorption Fine Structure) est une technique d analyse de spectrométrie d absorption des rayons X utilisant principalement le rayonnement synchrotron. Elle apporte des informations sur l environnement… …
106Ultra-high-energy cosmic ray — Unsolved problems in physics Why is it that some cosmic rays appear to possess energies that are theoretically too high? In high energy physics, an ultra high energy cosmic ray (UHECR) or extreme energy cosmic ray (EECR) is a cosmic ray with an… …
107Extended X-Ray Absorption Fine Structure — (EXAFS), or more simply X ray Absorption Spectroscopy (XAS), is an experimental method in physics and chemistry of determining the bonding of solids by analyzing oscillations in x ray absorption versus photon energy that are caused by… …
108Core electron — Core electrons are the electrons in an atom that are not valence electrons and therefore do not participate in bonding. An example: the carbon atom has a total of 6 electrons, 4 of them being valence electrons. So the remaining 2 electrons must… …
109delta ray — noun an electron ejected from matter by ionizing radiation • Hypernyms: ↑electron, ↑negatron * * * noun : an electron ejected by an ionizing particle (as an alpha particle) in its passage through matter * * * Physics. a low energy electron… …
110X-ray nanoprobe — The hard x ray nanoprobe being built for the Center for Nanoscale Materials (CNM), Argonne National Lab will advance the state of the art by providing a hard X ray microscopy beamline with the highest spatial resolution in the world. It will… …
