Accepted Manuscript On the structure and nucleation mechanism in nucleated isotactic polypropylene crystallized under high pressure Przemyslaw Sowinski, Ewa Piorkowska, Severine A.E. Boyer, Jean-Marc Haudin PII: S0032-3861(18)30662-1 DOI: 10.1016/j.polymer.2018.07.056 Reference: JPOL 20775 To appear in: Polymer Received Date: 1 June 2018 Revised Date: 20 July 2018 Accepted Date: 21 July 2018 Please cite this article as: Przemyslaw Sowinski, Ewa Piorkowska, Severine A.E. Boyer, Jean-Marc Haudin, On the structure and nucleation mechanism in nucleated isotactic polypropylene crystallized under high pressure, Polymer (2018), doi: 10.1016/j.polymer.2018.07.056 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.