Accepted Manuscript Microscale based prediction of matrix crack initiation in UD composite plies subjected to multiaxial fatigue for all stress ratios and load levels R.D.B. Sevenois, D. Garoz, F.A. Gilabert, S.W.F. Spronk, W. Van Paepegem PII: S0266-3538(16)31997-2 DOI: 10.1016/j.compscitech.2017.02.004 Reference: CSTE 6656 To appear in: Composites Science and Technology Received Date: 16 December 2016 Revised Date: 3 February 2017 Accepted Date: 4 February 2017 Please cite this article as: Sevenois RDB, Garoz D, Gilabert FA, Spronk SWF, Van Paepegem W, Microscale based prediction of matrix crack initiation in UD composite plies subjected to multiaxial fatigue for all stress ratios and load levels, Composites Science and Technology (2017), doi: 10.1016/ j.compscitech.2017.02.004. 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.