%0 Journal Article %T Mathematical calculation and experimental investigation of expanded perlite based heat insulation materials’ thermal conductivity values %A Uluer, O. %A Aktaş, M. %A Karaağaç, Ä. %A Durmuş, G. %A Khanlari, A. %A Ağbulut, Ã. %A Çelik, D. %J Journal of Thermal Engineering %D 2018 %V 4 %P 2274-2286 %R