Enhanced Ferroelectric and Converse Piezoelectric Properties of Dense Lead-Free Na&amp;lt;sub&amp;gt;0.4&amp;lt;/sub&amp;gt;K&amp;lt;sub&amp;gt;0.1&amp;lt;/sub&amp;gt;Bi&amp;lt;sub&amp;gt;0.5&amp;lt;/sub&amp;gt;TiO&amp;lt;sub&amp;gt;3&amp;lt;/sub&amp;gt; Ceramics for Actuator Applications
Advances in materials physics and chemistry