His thesis was on the quantum theory of Bremsstrahlung.[2][3] From 1932 to 1933, Scherzer was an assistant to Carl Ramsauer at the Allgemeine Elektrizitäts-Gesellschaft, an electric combine with headquarters in Berlin and Frankfurt-on-Main. There, he did research on electron optics.[4] He completed his Habilitation in 1934, and he then became a Privatdozent at LMU and an assistant to Sommerfeld.[5][6]