%0 Journal Article %T Experimental Investigation on Performance Enhancement of Parabolic Trough Concentrator with Helical Rotating Shaft Insert %A Allam, Mohamed %A Tawfik, Mohamed %A Bekheit, Maher %A El-Negiry, Emad %J Sustainability %V 14 %N 22 %@ 2071-1050 %D 2022-11-08 %I Multidisciplinary Digital Publishing Institute %~ DeepDyve