Table 1. Conventional and rotating magnetocaloric properties for DyNiSi and some other refrigerant materials.
Materials | Tord (K) | −ΔS (J/kg K) | RC (J/kg) | Refs | ||
---|---|---|---|---|---|---|
20 kOe | 50 kOe | 50 kOe | ||||
DyNi2B2C | 10.5 | 4.4 | 17.6 | 186a | 27 | |
HoCoAl | 10 | 12.5 | 21.5 | 437a | 28 | |
Dy0.9Tm0.1Ni2B2C | 9.2 | 4.05 | 14.7 | 220a | 29 | |
ErNi5 | 9 | − | 15.0 | 232a | 30 | |
ErNiIn | 9 | 10.1 | 15.1 | 229 | 31 | |
Single crystal PrSi | 52 | 90° rotationfrom a to b axis | 10.8 | 18.6 | 240b | 32 |
Single crystal DyFeO3 | 4.5 | 90° rotationfrom c to b axis | 16.6 | 19.5 | 391 | 13 |
Single crystal ErFeO3 | 4.1 | 90° rotationfrom b to c axis | 11.9 | 13.5 | 234b | 33 |
Single crystal TmMnO3 | 16 | 90° rotationfrom a to c axis | 0.12 | 5.25 | 100b | 34 |
Single crystal TbMnO3 | 9 | 90° rotation from b to a axis | 2.7 | 11.5 | 201b | 11 |
Single crystal HoMn2O5 | 10 | 90° rotationfrom c to b axis | 3.2 | 10.0 | 198b | 12 |
Textured DyNiSi | Parallel | 12.1 | 22.9 | 434 | ||
8.8 | Perpendicular | 1.4 | 5.9 | 99 | This work | |
90° rotation | 11.1 | 17.6 | 328b |
aThe RC values were estimated from the ΔS–T curves in the reference literatures.
bThe RCdiff values were estimated from the ΔSdiff –T curves.