Sub-zero Celsius elastocaloric cooling via low-transition-temperature alloys

www.nature.com

Sub-zero Celsius elastocaloric cooling via low-transition-temperature alloys

www.nature.com

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NatureEnglish · 8 days ago

Nature, Published online: 14 January 2026; doi:10.1038/s41586-025-09946-4

A compression-based, regenerative elastocaloric cooling device using low-transition-temperature tubular NiTi units in a cascaded configuration, which show superelasticity and substantial entropy changes, allows the construction of a sub-zero Celsius refrigeration system without refrigerant gases.

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