{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,6]],"date-time":"2026-04-06T03:41:24Z","timestamp":1775446884196,"version":"3.50.1"},"reference-count":72,"publisher":"MDPI AG","issue":"3","license":[{"start":{"date-parts":[[2010,3,10]],"date-time":"2010-03-10T00:00:00Z","timestamp":1268179200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/3.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Sensors"],"abstract":"<jats:p>Piezoelectrics have widespread use in today\u2019s sensor and actuator technologies. However, most commercially available piezoelectric materials, e.g., Pb [ZrxTi1-x] O3 (PZT),are comprised of more than 60 weight percent lead (Pb). Dueto its harmful effects, there is a strong impetus to identify new lead-free replacement materials with comparable properties to those of PZT. This review highlights recent developments in several lead-free piezoelectric materials including BaTiO3, Na0.5Bi0.5TiO3, K0.5Bi0.5TiO3, Na0.5K0.5NbO3, and their solid solutions. The factors that contribute to strong piezoelectric behavior are described and a summary of the properties for the various systems is provided.<\/jats:p>","DOI":"10.3390\/s100301935","type":"journal-article","created":{"date-parts":[[2010,3,10]],"date-time":"2010-03-10T10:49:58Z","timestamp":1268218198000},"page":"1935-1954","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":457,"title":["Advances in Lead-Free Piezoelectric Materials for Sensors and Actuators"],"prefix":"10.3390","volume":"10","author":[{"given":"Elena","family":"Aksel","sequence":"first","affiliation":[{"name":"Department of Materials Science and Engineering, University of Florida, 100 Rhines Hall, Gainesville, FL 32611, USA"}]},{"given":"Jacob L.","family":"Jones","sequence":"additional","affiliation":[{"name":"Department of Materials Science and Engineering, University of Florida, 100 Rhines Hall, Gainesville, FL 32611, USA"}]}],"member":"1968","published-online":{"date-parts":[[2010,3,10]]},"reference":[{"key":"ref_1","unstructured":"Setter, N. 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