Previous Article Next Article Table of Contents Energy, Vol.149, 1036-1036, 2018 DOI10.1016/j.energy.2018.02.117 Export Citation RETRACTION: Low-grade heat-based thermal cycles unconstrained by the carnot factor doing work by cooling (Retraction of Vol 122, Pg 204, 2017) Garcia RF, Carril JC, Garcia SI Please enable JavaScript to view the comments powered by Disqus.