Indian Institute of Petroleum and Energy (IIPE), Visakhapatnam, India, Feb. 2025, financed by Paired Early Career Fellowship in Applied Research (PECFAR), Indo-German Science & Technology Centre (IGSTC, BMBF)
Indian Institute of Petroleum and Energy (IIPE), Visakhapatnam, India, Feb.-Mar. 2024, financially supported by IIPE
Arizona State University (ASU), Phoenix, USA, Aug. 2019, financially supported by DAAD-PPP USA
INRIA, Sophia Antipolis, France, July and Nov. 2019, financially supported by DAAD France and PHC Procope
INRIA, Sophia Antipolis, France, Jan. 2019, Research Tandem, financially supported by DAAD within the IPID4all program