Franz Kratochwila References Franz Kratochwila Austrian chemist Ask Anything Homework Help Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: history of photography/ Development of the daguerreotypeThat same month another Viennese, Franz Kratochwila, freely published a chemical acceleration process in which the combined vapors of chlorine and bromine increased the sensitivity of the plate by five times. Read MoreThat same month another Viennese, Franz Kratochwila, freely published a chemical acceleration process in which the combined vapors of chlorine and bromine increased the sensitivity of the plate by five times. Read More