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Search results for thermoelectrics materials technology

Nanophysics Aug 16, 2021

Woven nanotube fibers turn heat into power

Invisibly small carbon nanotubes aligned as fibers and sewn into fabrics become a thermoelectric generator that can turn heat from the sun or other sources into energy.

Condensed Matter Jul 23, 2021

Buzz about thermoelectrics heats up with promising new magnesium-based materials

The landing of NASA's Perseverance rover was another leap forward not only for space exploration but also for the technology that's powering the craft on its years-long mission on Mars—a thermoelectric generator that turns ...

Quantum Âé¶¹ÒùÔºics May 28, 2021

Electrons waiting for their turn: New model explains 3D quantum material

Scientists from the Cluster of Excellence ct.qmat—Complexity and Topology in Quantum Matter have developed a new understanding of how electrons behave in strong magnetic fields. Their results explain measurements of electric ...

Materials Science May 26, 2021

A new 'gold standard' compound for generating electricity from heat

Thermoelectric power generators that make electrical power from waste heat would be a useful tool to reduce greenhouse gas emissions if it weren't for a most vexing problem: The need to make electrical contacts to their hot ...

General Âé¶¹ÒùÔºics May 24, 2021

Generating electricity from heat using a spin Seebeck device

Thermoelectric (TE) conversion offers carbon-free power generation from geothermal, waste, body or solar heat, and shows promise to be the next-generation energy conversion technology. At the core of such TE conversion, there ...

General Âé¶¹ÒùÔºics May 11, 2021

Researchers develop magnetic thin film for spin-thermoelectric energy conversion

A team of researchers, affiliated with UNIST has recently introduced a new class of magnetic materials for spin caloritronics. Published in the February 2021 issue of Nature Communications, the demonstrated STE applications ...

Materials Science Apr 23, 2021

Perovskites under pressure: Hot electrons cool faster

In solar cells, about two third of the energy of sunlight is lost. Half of this loss is due to a process called 'hot carrier cooling' where high energy photons lose their excess energy in the form of heat before being converted ...

Nanomaterials Apr 5, 2021

Development of source technology for the use of wearable devices without recharging

Despite the continued development and commercialization of various wearable electronic devices, such as smart bands, progress with these devices has been curbed by one major limitation, as they regularly need to be recharged. ...

Materials Science Mar 30, 2021

High-entropy-stabilized chalcogenides with high thermoelectric performance

Thermoelectric technology can generate electricity from waste heat, although their performance can result in a bottleneck for wider applications. Materials scientists can regulate the configurational entropy of a material ...

Condensed Matter Mar 26, 2021

Uranium compound achieves record anomalous Nernst conductivity

New research has demonstrated that a magnetic uranium compound can have strong thermoelectric properties, generating four times the transverse voltage from heat than the previous record in a cobalt-manganese-gallium compound. ...

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