- planck distribution law
- noun
Usage: usually capitalized PEtymology: after Max K. E. L. Planck
Useful english dictionary. 2012.
Useful english dictionary. 2012.
Planck's law — For a general introduction, see black body. In physics, Planck s law describes the spectral radiance of electromagnetic radiation at all wavelengths from a black body at temperature T. As a function of frequency u, Planck s law is written as:… … Wikipedia
Planck constant — Planck s relation redirects here. For the law governing black body radiation, see Planck s law. Values of h Units 6.62606957(29)×10−34 J·s[1] 4.135 … Wikipedia
Planck's radiation law — Physics. 1. the law that energy associated with electromagnetic radiation, as light, is composed of discrete quanta of energy, each quantum equal to Planck s constant times the corresponding frequency of the radiation: the fundamental law of… … Universalium
Planck's radiation law — noun (physics) an equation that expresses the distribution of energy in the radiated spectrum of an ideal black body • Topics: ↑physics, ↑natural philosophy • Hypernyms: ↑law, ↑law of nature * * * Physics. 1. the law that energy associat … Useful english dictionary
law of nature — noun a generalization that describes recurring facts or events in nature (Freq. 3) the laws of thermodynamics • Syn: ↑law • Hypernyms: ↑concept, ↑conception, ↑construct • … Useful english dictionary
Max Planck — Planck redirects here. For other uses, see Planck (disambiguation). Max Planck Born April 23, 1858( … Wikipedia
Planck, Max — ▪ German physicist Introduction in full Max Karl Ernst Ludwig Planck born April 23, 1858, Kiel, Schleswig [Germany] died Oct. 4, 1947, Göttingen, W.Ger. theoretical physicist who originated quantum theory, which won him the Nobel Prize for… … Universalium
Planck , Max Karl Ernst Ludwig — (1858–1947) German physicist Planck was born at Kiel in Germany, where his father was a professor of civil law at the university. He was educated at the universities of Berlin and Munich where he obtained his doctorate in 1880. He began his… … Scientists
Planck's constant — Physics. the fundamental constant of quantum mechanics, expressing the ratio of the energy of one quantum of radiation to the frequency of the radiation and approximately equal to 6.624 × 10 27 erg seconds. Symbol: h Also, Planck constant. [1905… … Universalium
Planck, Max — (1858 1947) physicist; revolutionized science with his quan tum theory. Born to a legal scholar in Kiel, he took his doctorate in 1879 at Berlin,* where Gustav Kirchhoff animated his interest in radiation. After five years at Munich he was… … Historical dictionary of Weimar Republik