An article of manufacture and method of preparation thereof. The article of manufacture and method of making the article includes an eutectic salt solution suspensions and a plurality of nanocrystalline phase change material particles having a coating disposed thereon and the particles capable of undergoing the phase change which provides increase in thermal energy storage. In addition, other articles of manufacture can include a nanofluid additive comprised of nanometer-sized particles consisting of copper decorated graphene particles that provide advanced thermal conductivity to heat transfer fluids.
The United States Government has certain rights in this invention pursuant to Contract No. DE-AC02-06CHI1357 between the United States Department of Energy and University of Chicago Argonne, LLC as operator of Argonne National Laboratories.