(3) 01.09.2025-31.10.2025: at Dr. Thore Posske research group, Institute of Theoretical Physics I., University of Hamburg, Germany
(2) 24.12.2024-03.01.2025: at Prof. Saurabh Basu research group, Department of Physics, Indian Institute of Technology, Guwahati, India
(1) 01.07.2024-31.08.2024: at Dr. Thore Posske research group, Institute of Theoretical Physics I., University of Hamburg, Germany