Planck's constant

English Etymology Named for Max Planck (1858–1947), German theoretical physicist, who discovered it in 1900. Pronunciation en LL-Q1860 (eng)-Vealhurl-Planck's constant.wav Southern England Proper noun Planck's constant en quantum mechanics the constant of proportionality (symbol ℎ), relating the energy and frequency of a photon (6.626×10−34 joule-second); also related to the indeterminacy limit in the Heisenberg uncertainty principle; the quantum of action Translations constant Arabic: ar ثَابِت بُلَانْك m ṯābit bulank Bulgarian: bg конста́нта на Планк f Catalan: ca constant de Planck f Chinese: Mandarin: cmn 普朗克常數 Pǔlǎngkè chángshù Czech: cs Planckova konstanta f Danish: da Plancks konstant Dutch: nl constante van Planck f Estonian: et Plancki konstant Finnish: fi Planckin vakio French: fr constante de Planck f Galician: gl constante de Planck f German: de Plancksches Wirkungsquantum n Greek: el σταθερά του Πλανκ f Hebrew: he קבוע פלאנק m kavua plank Hungarian: hu Planck-állandó Indonesian: id konstanta Planck Italian: it costante di Planck f Japanese: ja プランク定数 Puranku teisū Korean: ko ^플랑크 상수 Latvian: lv Planka konstante Lithuanian: lt Planko konstanta f Norwegian: no Plancks konstant Persian: fa ثابت پلانک sâbet-e plânk Polish: pl stała Plancka f Portuguese: pt constante de Planck Russian: ru постоя́нная Пла́нка f Serbo-Croatian: Cyrillic: sh Планкова константа Latin: sh Planckova konstanta f Slovak: sk Planckova konštanta f Slovene: sl Planckova konstanta f Spanish: es constante de Planck f Swedish: sv Plancks konstant c Thai: th ค่าคงที่ของพลังค์ kâa kong têe kŏng plang Turkish: tr Planck sabiti Vietnamese: vi hằng số Planck en Physical constants en eponyms