Richard Adolf Zsigmondy

Richard Adolf Zsigmondy was an Austrian-born chemist. He was known for his research in colloids, for which he was awarded the Nobel Prize in chemistry in 1925, as well as for co-inventing the slit-ultramicroscope, and different membrane filters. The crater Zsigmondy on the Moon is named in his honour.

1 April 1865

Born on the same birth day (1 April): Alexander Yakovlev (engineer) • Chris Grayling • Claude Cohen-Tannoudji • Dafydd Wigley • Erik Breukink • Gérard Mestrallet • Haimar Zubeldia • Jeff Porcaro • Jordan Charney • Joseph de Maistre • Lon Chaney • Mark Shulman (author) • O. W. Fischer • Otto von Bismarck • Ruth Beitia

Born in the same month (April 1865): Akseli Gallen-Kallela • Alfred Hoare Powell • Aliagha Shikhlinski • Charles Proteus Steinmetz • Charles W. Woodworth • Erich Ludendorff • Harry Chauvel • Jack Miner • Max Nettlau • Ursula Ledóchowska