Back Langevin-Funktion German Ley de Brillouin Spanish Fonction de Langevin French פונקציות ברילואן ולנז'וון HE ブリルアン関数とランジュバン関数 Japanese 브릴루앵 함수와 랑주뱅 함수 Korean Функции Бриллюэна и Ланжевена Russian Функції Бріллюена та Ланжевена Ukrainian 布里渊函数和郎之万函数 Chinese
The Brillouin and Langevin functions are a pair of special functions that appear when studying an idealized paramagnetic material in statistical mechanics. These functions are named after French physicists Paul Langevin and Léon Brillouin who contributed to the microscopic understanding of magnetic properties of matter.