Effect of K/Na ratio on Piezoelectric Properties of Modified-$(K_{1-x}Na_x)NbO_3$ "Hard" Lead-free Materials
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- 한국재료학회:학술대회논문집
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- 한국재료학회 2011년도 춘계학술발표대회
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- pp.50.1-50.1
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- 2011