Pressure-Induced Anomalous Phase Transitions and Colossal Enhancement of Piezoelectricity in<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:msub><mml:mi>PbTiO</mml:mi><mml:mn>3</mml:mn></mml:msub></mml:math>
Zhigang Wu(Colorado School of Mines), R. E. Cohen(Carnegie Institution for Science)
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