Soft-mode behavior and incipient ferroelectricity in Na.sub.1/2./sub.Bi.sub.1/2./sub.Cu.sub.3./sub.Ti.sub.4./sub.O.sub.12./sub..

Ferrarelli, M.C., Nuzhnyy, D., Sinclair, D.C., Kamba, S. Soft-mode behavior and incipient ferroelectricity in Na_1/2Bi_1/2Cu₃Ti₄O₁₂. Physical Review. B. 2010, 81(22), 224112/1-224112/7. ISSN 1098-0121. Available: doi: 10.1103/PhysRevB.81.224112