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Planck's research in quantum theory was published in the ''Annalen der Physik'', and his work was summarized in the books ''Thermodynamik'' (Thermodynamics) (1897) and ''Theorie der Wärmestrahlung'' (Theory of heat radiation) (1906).<ref> [http://nobelprize.org/nobel_prizes/physics/laureates/1918/planck-bio.html Biography]</ref>
Planck was award awarded the [[Nobel Prize]] for physics in 1918.<ref>The Earth and Its Peoples A Global History, Bulliet et al, 2005</ref>
Planck's son was executed in 1945 for his part in an unsuccessful attempt to assassinate [[Adolf Hitler|Hitler]] in 1944.
