单词 | dirac sea |
释义 | Dirac seaIn relativistic quantum mechanics, the completely filled, infinite set of negative energy electron states that makes up a vacuum. If a negative energy electron is promoted to a positive energy state, the hole it leaves behind has the properties of a positron. Words nearby Dirac seadir., Dirac, Dirac constant, Dirac delta function, Dirac's constant, Dirac sea, diradical, Dirae, dirdum, dire, direc. prop. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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