Professor V. Dhayalan invited Senior Professor Gamini Rajapakshe (University of Peradeniya), Professor G. R. A. Kumara (National Institute of Fundamental Studies) and Professor P. Ravirajan (University of Jaffna) to have research stays at Western Norway University of Applied Sciences (HVL) commencing from 16^th to 26^th of October. During their stay the visiting professors will be attending seminars, meetings with both institutions and industries who are working on clean energy technologies. They will also present their respective research at various seminars arranged by HVL. They will also be involved in discussions with the research students from Univ. of Jaffna and Univ. of Peradeniya currently having their research stay at Prof. Dhayalan’s research group at HVL.