| 单词 | brownian motion |
| 释义 | Cultural definitions for Brownian motionBrownian motion The erratic motion, visible through a microscope, of small grains suspended in a fluid. The motion results from collisions between the grains and atoms or molecules in the fluid. notes for Brownian motionBrownian motion was first explained by the twentieth-century physicist Albert Einstein, who considered it direct proof of the existence of atoms. The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. Brownian motion[ brou′nē-ən ] The random movement of microscopic particles suspended in a liquid or gas, caused by collisions between these particles and the molecules of the liquid or gas. This movement is named for its identifier, Scottish botanist Robert Brown (1773-1858). See also kinetic theory. Words nearby Brownian motionbrownfield, brown goods, brown hackle, brown heart, brown hyena, Brownian motion, Brownian movement, brownie, Brownie Guide, Brownie Guider, Brownie point The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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