| 释义 |
bragg reflection
\ˈbrag-, -aa-, -ai-\ noun
Usage: usually capitalized B
Etymology: after Sir William H. Bragg died 1942 and Sir William L. Bragg died 1971 English physicists
: the action of a crystal in reflecting X rays or particle waves (as electrons or neutrons) in a manner analogous to that of a reflection grating upon light incident at a suitable angle — compare bragg's law |