单词 | classical electron radius |
释义 | classical electron radius [`klas·ǝ·kǝl i`lek ´trän `rād·ē·ǝs] ELECTROMAGNETISM The quantity expressed as e2/mec2, where e is the electron's charge in electrostatic units, me its mass, and c the speed of light; equal to approximately 2.82 × 10-13 centimeter. |
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