Signe Helene Kjelstrup (born August 29, 1949) is a Norwegian professor of physical chemistry at the Norwegian University of Science and Technology (NTNU) in Trondheim, Norway. She is a principal investigator at PoreLab, a Center of Excellence at NTNU.[1]
Her main area of research is non-equilibrium thermodynamics, and in August 2019 PoreLab hosted «The International Workshop on Non-Equilibrium Thermodynamics in Porous Media» on the occasion of professor Kjelstrup's 70th birthday.[2]