(Wu Wu March tenth day), April 23, 1858, the German physicist Max Planck was born. the


Planck's death "target =" _blank "> Planck, April 23, 1858, the German physicist studied under the famous Helmholtz and Kirchhoff, only 21-year-old was a doctorate in physics, the following year either Munich university lecturers, any credentialed professor of the University of Kiel in 1885. empirical formula that applies to all bands of the electromagnetic spectrum, first proposed in his 1900 theory of blackbody radiation and absorption known as the Planck radiation formula. was only, in the shortwave band and longwave band in agreement with experiment Venn energy distribution formula and Rayleigh radiation formula cleverly successfully unify 1913 Danish physicist Niels Bohr used quantum theory first successfully calculated the position of the special lines of the spectrum, Planck's theory began to be seen as a spectacular achievement, he in 1912, he was appointed secretary of the Prussian Academy of Teaching and the Ministry of Natural Science for life since 1894 has been a Fellow of the Institute; He is also a Foreign Member of the Royal Society Ren Bolin William director of the Institute since 1930; After World War II, the so named after him as Max - S & P Planck Institute. died on October 4, 1947.