Fig. 1: Low driving force and dissipated work elastocaloric refrigeration materials. | Nature Communications

Fig. 1: Low driving force and dissipated work elastocaloric refrigeration materials.

From: Achieving high-efficiency and stable refrigeration performance through composition modulation inducing non-twinned martensite

Fig. 1: Low driving force and dissipated work elastocaloric refrigeration materials.

a Comparison of the dissipated work and recoverable strain between Cu-18Zn-8Al-0.3V-0.3Si single-crystal alloy and other SMAs19,20,21,22,23,24. b Cu-18Zn-8Al-0.3V-0.3Si single-crystal alloy, with its COPmat value and significant maximum driving force, achieves ultra-high refrigeration efficiency that surpasses that of existing elasto-thermal refrigeration materials. NiTi-SMAs6,7,10,21,25,26,27,28,29,30,31,32,33,34:, NiFeGa-SMAs35,36,37,38:, NiTiCu-SMAs6,26,39,40,41,42,43,44:, NiMn-SMAs8,36,45,46,47:, CuZnAl-SMAs48,49:,CuAlMn-SMAs50,51:, FePd-SMAs52:. c The room temperature superelastic behavior of Cu-18Zn-8Al-0.3V-0.3Si single-crystal alloy. The inset illustrates the single-crystal orientation of the alloy. Source data are provided as a Source data file.

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