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Slides - International Centre for Theoretical Sciences

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Why PZT is one of the best ferroelectrics?<br />

T<br />

R-FE<br />

PE<br />

T-FE<br />

<br />

<br />

1 1<br />

<br />

K x x<br />

0 0.5 1<br />

PbZr (1-x)TixO3 Close to a phase<br />

transition at all<br />

It helps to be close to<br />

T (upto Tc)!<br />

a phase transition: large fluctuations > Large response<br />

c

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