Planckschen
Planckschen is the attributive adjective form derived from the surname Planck in German, used to name concepts and constants associated with the physicist Max Planck. In German scientific terminology it appears in phrases that credit Planck’s work in quantum theory, most notably in terms such as Plancksche Gesetz, Plancksches Wirkungsquantum, and Plancksche Einheit. The exact ending of the adjective changes with case and gender, for example das Plancksche Gesetz (nominative neuter) and dem Planckschen Gesetz (dative neuter), or die Plancksche Einheit (nominative feminine) and der Planckschen Einheit (dative feminine).
Planckschen terms arise from Planck’s foundational contributions to quantum theory, including his 1900 proposal that energy
The adjective Planckschen is widely used in German-language science writing to attribute theoretical results, constants, and