Flexo/elasto-caloric effects in 0.66Pb(Mg1/3Nb2/3)O3-0.34PbTiO3 single crystal

作者: Satyanarayan Patel

DOI: 10.1016/J.MATLET.2020.129301

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摘要: Abstract Flexocaloric and elastocaloric effect are investigated in a 0.66Pb(Mg1/3Nb2/3)O3-0.34PbTiO3 single crystal. The maximum flexocaloric temperature (0.43 K) entropy (0.38 J/kg K) change obtained at Curie under strain gradient of 5000 m−1. A peak (1.45 K) (1.33 J/kg K) due to is evaluated the applied stress 250 MPa. encompasses an enormous elastic contribution instead polarization similar level. formulation used for caloric calculation based on strong approximation available data; therefore, further research warranted validate this work.

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