electron-volt


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Related to electron-volt: kiloelectron volt

elec′tron-volt`

or elec′tron volt`,



n.
a unit of energy, equal to the energy acquired by an electron accelerating through a potential difference of one volt and equivalent to 1.602 x 10−19 joules. Abbr.: eV, ev
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
The highest-energy cosmic ray on record packed a 3 x [10.sup.20] electron-volt wallop (300 million TeV)--as much energy in a single particle as in a baseball thrown at 60 miles per hour.
Researchers have measured a bandgap of approximately 0.5 electron-volts in I .4-nm bent sections of graphene nanoribbons.
That range was known to be between 114 and 185 billion electron-volts (GeV).
That beam included the highest concentrations ever directly measured of protons packing more than 100 million electron-volts (MeV) of energy, says Richard A.
In 60 of those TGFs, the energy of at least one gamma-ray photon exceeded 10 million electron-volts (MeV), about 300 times the energy of an X-ray photon in a typical medical scan.
20 solar flare, was particularly rich in protons packing more than 100 million electron-volts (MeV) of energy.
Iron atoms radiate most of their X rays at two particular wavelengths, one of which corresponds to an energy of 6,700 electron-volts. This emission is produced by iron atoms stripped of all but 2 of their 26 electrons, and Chandra revealed that most of this radiation comes from point sources.