See discussions, stats, and author profiles for this publication at: https://www.researchgate.net/publication/230380583 Birefringent Approach for Assessing the Influence of the Extrusion Temperature Profile on the Overall Orientation of As-Spun... Article in Polymer Engineering and Science · December 2009 DOI: 10.1002/pen.21534 CITATIONS 7 READS 27 3 authors: Basel Younes Damascus University, Faculty of Mechanical a… 20 PUBLICATIONS 34 CITATIONS SEE PROFILE Alex Fotheringham Heriot-Watt University 9 PUBLICATIONS 34 CITATIONS SEE PROFILE Hassan El-Dessouky Mansoura University 35 PUBLICATIONS 294 CITATIONS SEE PROFILE All content following this page was uploaded by Hassan El-Dessouky on 09 May 2014. The user has requested enhancement of the downloaded file. All in-text references underlined in blue are added to the original document and are linked to publications on ResearchGate, letting you access and read them immediately.