%0 Journal Article %T Experimental investigation of evacuated heat pipe solar collector efficiency using phase-change fluid %A Fang,, Wenbo %A Riffat,, Saffa %A Wu,, Yupeng %J International Journal of Low-Carbon Technologies %V 12 %N 4 %@ 1748-1317 %D 2017-12-01 %I Oxford University Press %~ DeepDyve