Finite Element Modeling of Tow-Placed Variable-Stiffness Composite Laminates Patrick Tyler Langley Thesis submitted to the Faculty of the Virginia Polytechnic Institute and State University in partial fulfillment of the requirements for the degree of Master of Science In ENGINEERING MECHANICS Committee Members: Zafer Gürdal, Chair Romesh Batra Robert Jones Keywords: Curvilinear-Fiber, Variable-Stiffness, Tow- Placed, Composite Lamina, Finite Element