Articles tagged with Thermoelectric Cooling
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A new solar X-ray detector on board the MSS-1B satellite achieves high accuracy in detecting spectral characteristics of X-ray solar flares. The instrument features a wide energy range, high count rate, and excellent spectral resolution.
Scientists from ISTA create thermoelectric coolers with improved performance and reduced waste by 3D printing materials, offering potential for medical applications and energy harvesting. The innovative method reduces production costs and enhances material properties.
Researchers at UCLA have developed a compact cooling technology that can continuously pump away heat using layers of flexing thin films. The prototype lowered ambient temperatures by 16 degrees Fahrenheit and up to 25 degrees at the source of heat, offering a simpler design without greenhouse-gas-generating coolants or liquids.
Researchers from the University of Pittsburgh and Carnegie Mellon University propose locally embedded thermoelectric devices (TEDs) to actively cool hot spots in circuits. TEDs remove heat from hot spots using thermoelectric effects, improving cooling efficiency by a factor of 100 compared to conventional materials.
A NIMS research team developed a hybrid material capable of simultaneously exhibiting three types of TEC phenomena, including magneto-thermoelectric effects. By incorporating permanent magnets, the team achieved improved transverse TEC efficiency without external magnetic fields.
Researchers have developed a thermal management technique for photonic packages using glass substrates and thermoelectric vias, enabling precise temperature control. The technology, termed SimTEC, combines through glass vias partially filled with copper and thermoelectric materials to reduce thermal resistance between chips.
Researchers at WVU develop a cotreatment process that reduces demand for chemicals to soften wastewater, allowing treated water to be reused up to 99% of its original volume. The study's findings offer a potential solution to the industry's water use challenge and could close the cycle of treating cooling tower blowdown and reusing it.
The team created a thermocell using a hydrogel that reacted to temperature changes, converting latent heat into electricity. This breakthrough supports the idea that various materials can be used for thermoelectric conversion, potentially reducing reliance on other energy sources and improving cooling systems.
A team of Clemson researchers has developed a new method to evaluate the efficiency of thermoelectric materials, called the figure-of-merit (zT), which considers temperature, electrical conductivity, and thermal conductivity. The new method uses Peltier cooling to measure zT with higher resolution and accuracy.
Scientists developed an all-season smart-roof coating that automatically switches between cooling and heating, outperforming commercial cool-roof systems in energy savings. The technology uses vanadium dioxide to regulate its rate of radiative cooling, overcoming the problem of overcooling in winter.
Thermoelectric materials work by exploiting heat flow, providing emission-free energy. New materials are needed to improve cooling efficiency and control, expanding the existing market.