The Center for Energy Studies (CES), Institute of Engineering, Tribhuvan University, invites applications from eligible Master's and PhD students for a 3-month research exchange at TH Köln, Germany, under the DAAD-funded Higher Education Partnership for Renewable Energy Sector: Sustainable Development of Energy and Economy in Nepal (Hi-Nepal) project. The exchange offers advanced research exposure in Energy Systems, Renewable Energy, and Energy-Efficient Buildings, with access to TH Köln's laboratories, supervision, and international research environment. Full details, terms, and conditions are provided in the attached Terms of Reference (TOR).