慕尼黑工业大学
From 1922 to 1927, Groth studied at the "Technische Hochschule München" (today, the Technical University of Munich ("Technische Universität München"), the Ludwig Maximilian University of Munich ("Ludwig-Maximilians-Universität München"), and the University of Tübingen ("Eberhard Karls Universität Tübingen"). He received his doctorate in 1927 under Walther Gerlach at Tübingen. His thesis was on the determination of electromechanical equivalents.