Metallic theta-phase tantalum nitride conducts heat nearly three times more efficiently than copper or silver, the best ...

Improving the efficiency of heating and cooling systems - especially through thermal energy storage - offers one of the ...

A new heat-to-energy converter has reached a record efficiency of 44% – the average steam turbine manages about 35%, for comparison. This thermophotovoltaic cell is a major step on the way to ...

A recent article in the Journal of Energy Storage investigated the impact of non-linear porosity distributions in copper foam on the thermal performance and melting behavior of palmitic acid, a phase ...

The process starts with the dissolving of sodium alginate in water. Following this, expanded graphite is added, and a method of gelation is chosen: The first method is achieved by transferring the ...

Systems that store energy as heat could help cut emissions from heavy industry. This article is from The Spark, MIT Technology Review’s weekly climate newsletter. To receive it in your inbox every ...

Control of crystallite size in layered MnO₂ materials enables a dual-mode heat storage mechanism: conventional interlayer water intercalation and newly activated surface adsorption. As the nanosheets ...

Scientists in China have used ground heat exchangers based on volcanic tuff stones to improve storage capabilities and efficiency of photovoltaic-thermal systems. Their experiments showed that the ...

Bill Gates-backed startup Antora Energy is preparing to roll out a containerized, modular heat battery, designed to store renewable energy at the lowest possible cost – then release it efficiently as ...

These nanosheets operate using a dual-mode heat storage mechanism, where water molecules are simultaneously absorbed (intercalated) and adsorbed from the atmosphere. (Nanowerk News) Efficiently ...