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million electron volts
noun
- a unit of energy equal to the energy acquired by an electron in falling through a potential of 10 6 volts. : MeV, Mev, mev
Word History and Origins
Origin of million electron volts1
Example Sentences
Although that amount of energy is miniscule by everyday standards, the increase occurred as the electrons traveled only three one-hundredths of a millimeter—equivalent to them gaining about 30 million electron volts over the course of a meter.
She estimates that 1,000 stages could fit on a chip a couple of centimeters in length and imbue electrons with a million electron volts’ worth of energy, allowing them to travel at about 94 percent of the speed of light.
Radium emitted alpha particles at a meager 7.6 million electron volts and beta rays—that is, electrons—at only 3 million volts.
There was no evidence that hydrogen ions had charged around Edlefsen’s “rather sketchy” apparatus at all, much less at any appreciable fraction of 1 million electron volts.
Bethe had not been wrong about this obstacle, merely premature; but if the cyclotron were to move beyond 30 million electron volts, the issue had to be faced now.
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