Accepted Manuscript The effect of gelcasting parameters on microstructural optimization of porous Si 3 N 4 ceramics Amir Parsi, Farhad Golestanifard, Seyyed Mohammad Mirkazemi PII: S0272-8842(19)30241-X DOI: https://doi.org/10.1016/j.ceramint.2019.01.222 Reference: CERI 20677 To appear in: Ceramics International Received Date: 28 December 2018 Revised Date: 23 January 2019 Accepted Date: 28 January 2019 Please cite this article as: A. Parsi, F. Golestanifard, S.M. Mirkazemi, The effect of gelcasting parameters on microstructural optimization of porous Si 3 N 4 ceramics, Ceramics International (2019), doi: https://doi.org/10.1016/j.ceramint.2019.01.222. This is a PDF file of an unedited manuscript that has been accepted for publication. As a service to our customers we are providing this early version of the manuscript. The manuscript will undergo copyediting, typesetting, and review of the resulting proof before it is published in its final form. 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.