Engineering and Technology

Giant room temperature elastocaloric effect in metal-free thin-film perovskites

C. Li, Y. H. Huang, et al.

This groundbreaking research by Cheng Li, Yu Hui Huang, Jian-Jun Wang, Bo Wang, Yong Jun Wu, He Tian, Long-Qing Chen, and Zijian Hong unveils a thermodynamic model that predicts astonishingly high elastocaloric strengths in metal-free perovskite ferroelectric thin films. The results show eC performance significantly surpassing traditional ferroelectric oxides, hinting at their potential for the next generation of refrigeration technology.