Journal Pre-proof Role of ZnO nanoparticle doping on depolarization temperature, piezoelectric and energy harvesting properties of lead-free Bi 0.5 (Na 0.84 K 0.16 ) 0.5 TiO 3 ceramics Supalak Manotham, Pichitchai Butnoi, Pharatree Jaita, Doldet Tantraviwat, Narongdetch Boothrawong, Gobwute Rujijanagul PII: S0025-5408(19)31326-1 DOI: https://doi.org/10.1016/j.materresbull.2020.110859 Reference: MRB 110859 To appear in: Materials Research Bulletin Received Date: 28 May 2019 Revised Date: 29 January 2020 Accepted Date: 17 March 2020 Please cite this article as: Manotham S, Butnoi P, Jaita P, Tantraviwat D, Boothrawong N, Rujijanagul G, Role of ZnO nanoparticle doping on depolarization temperature, piezoelectric and energy harvesting properties of lead-free Bi 0.5 (Na 0.84 K 0.16 ) 0.5 TiO 3 ceramics, Materials Research Bulletin (2020), doi: https://doi.org/10.1016/j.materresbull.2020.110859 This is a PDF file of an article that has undergone enhancements after acceptance, such as the addition of a cover page and metadata, and formatting for readability, but it is not yet the definitive version of record. This version will undergo additional copyediting, typesetting and review before it is published in its final form, but we are providing this version to give early visibility of the article. Please note that, during the production process, errors may be discovered which could affect the content, and all legal disclaimers that apply to the journal pertain. © 2019 Published by Elsevier.