Noun
German physicist who with Bunsen pioneered spectrum analysis and formulated two laws governing electric networks (1824-1887)
Source: WordNetChristopher Kirchhoff, a former aide to President Obama who authored the 2016 review of the U.S. government's response to the Ebola crisis, said that it was the only way to logically start letting people out of their homes. Source: Internet
He wrote that Helmholtz was never quite prepared, spoke slowly, miscalculated endlessly, and bored his listeners, while Kirchhoff spoke in carefully prepared lectures which were dry and monotonous. Source: Internet
Fraunhofer discovered about 600 bands in the spectrum of the Sun in 1814–15, which, in 1859, Kirchhoff ascribed to the presence of different elements. Source: Internet
Kirchhoff and Bunsen processed 150 kg of a lepidolite containing only 0.24% rubidium oxide (Rb 2 O). Source: Internet
He anticipated Robert Wilhelm Bunsen and Gustav Kirchhoff in announcing that the lines of the spectrum were characteristic of the chemical substance which emitted them, and in indicating the value of this discovery in chemical analysis. Source: Internet
History Gustav Kirchhoff (left) and Robert Bunsen (right) Analytical chemistry has been important since the early days of chemistry, providing methods for determining which elements and chemicals are present in the object in question. Source: Internet