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Emission of photoelectrons, especially from metallic surfaces.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(General Physics) the emission of electrons due to the impact of electromagnetic radiation, esp as a result of the photoelectric effect
ˌphotoeˈmissive adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˌfoʊ toʊ ɪˈmɪʃ ən)

the emission of electrons from a surface absorbing electromagnetic radiation, as light.
pho`to•e•mis′sive (-ɪˈmɪs ɪv) adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.photoemission - an emission of photoelectrons (especially from a metallic surface)
emission - the release of electrons from parent atoms
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References in periodicals archive ?
This property, known as the surface Fermi arc, was revealed in X-ray experiments at Berkeley Lab's Advanced Light Source (ALS) using a technique known as photoemission spectroscopy.
These properties include improved or stalled particle aggregation depending on the type of surface alteration, improved photoemission, high electrical, heat conductivity, and enhanced surface catalytic action [17].
'In photoemission, the light pulse causes electrons to be emitted from the metal into the vacuum,' explained Christoph Karnetzky, lead author of the research.
(2001) Comparative study of Auger-free luminescence and valence-band photoemission in wide-gap materials.
The instrument sensitivity was 7.5 x [10.sup.5] countsx[s.sup.-1] while measuring the Ag 3[d.sub.5/2] photoemission peak for a clean Ag sample recorded at a pass energy of 20 eV and 450 W emission power.
Ti [2p.sub.1/2] photoemission is overlapped in a partial way by the Bi [4d.sub.3/2] core level peak [15,16].
The CO concentration and smoke concentration were measured by a nondispersive infrared spectroscopy (NDIR) gas sensor and helium-neon laser photoemission measurement system, respectively.
The twin surface bands of Au(111) with a parabolic dispersion, pertinent to nearly free electrons, were found in angle-resolved photoemission study by LaShell et al.
Laverock et al., "Vacancy assisted SrO formation on [La.sub.0.8][Sr.sub.0.2][Co.sub.0.2][Fe.sub.0.8][O.sub.3-[delta]] surfaces--a synchrotron photoemission study," Surface Science, vol.
He, "Scanning tunneling microscopy and ultraviolet photoemission spectroscopy studies of oxygen adsorption on Ru(1010)," Surface Science, vol.
Hrbek, "Surface chemistry of S[O.sub.2] on Zn and ZnO: photoemission and molecular orbital studies," Journal of Physical Chemistry B, vol.