Researchers at the Heart for Translational Atomaterials (CTAM) at Swinburne University of Technology in Melbourne, Australia, have designed a new graphene-based mostly film that can absorb sunlight with an performance of about 90 p.c, though simultaneously reducing most IR thermal emission loss—the initially time such a feat has been noted.

The outcome is an effective solar heating metamaterial that can heat up quickly to eighty three degrees C (181 degrees F) in an open atmosphere with nominal heat decline. Proposed apps for the film include things like thermal energy harvesting and storage, thermoelectricity era, and seawater desalination.