Calcium doping in PST tunes transition temperatures from 258 K to 319 K, stabilizes an antiferroelectric phase above 2% Ca, and produces a 2 K adiabatic temperature change from 263 K to 353 K under 110 kV cm^{-1}.
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Tunable electrocaloric effect in lead scandium tantalate through calcium doping
Calcium doping in PST tunes transition temperatures from 258 K to 319 K, stabilizes an antiferroelectric phase above 2% Ca, and produces a 2 K adiabatic temperature change from 263 K to 353 K under 110 kV cm^{-1}.