エトヴェシュ・ロラーンド
Baron Loránd Eötvös de Vásárosnamény ( or "Loránd Eötvös," ; 27 July 1848 – 8 April 1919), more commonly called Baron Roland von Eötvös in English literature, was a Hungarian physicist. He is remembered today largely for his work on gravitation and surface tension, and the invention of the torsion pendulum.