Too cool to work
X. Moya, E. Defay, V. Heine, and N. D. Mathur
Nature Physics, vol. 11, no. 3, pp. 202-205, 2015
Magnetocaloric and electrocaloric effects are driven by doing work, but this work has barely been explored, even though these caloric effects are being exploited in a growing number of prototype cooling devices.