bunsen-kirchhoff law

bunsen-kirchhoff law
\\-ənˈkirˌkȯf-, -rkˌhȯf-\ noun
Usage: usually capitalized B&K
Etymology: after Robert Wilhelm Bunsen and Gustav Robert Kirchhoff died 1887 German physicist, its formulators
: a statement in spectroscopy: each chemical element has an emission spectrum of bright lines and an absorption spectrum of dark lines which are characteristic of the element

Useful english dictionary. 2012.

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