Chem Chronicles: A Look Back on 80 years of Thin-Film Evaporation
| By Christian Eickhoff, Buss-SMS-Canzler
Eighty years ago, in 1944, Dr. Hans Müller from Winterthur, Switzerland filed a patent application for a device designed to process liquid substances at the Swiss Federal Institute of Intellectual Property in Bern. Liquids prone to fouling on heated…