ASSESSING INTERLAMINAR SHEAR STRESS-STRAIN CURVES IN TAPE COMPOSITES BASED ON THE FLAT-PLATE TORSION METHOD by GARY STEVEN GROHMAN JR Presented to the Faculty of the Graduate School of The University of Texas at Arlington in Partial Fulfillment of the Requirements for the Degree of MASTER OF SCIENCE IN AEROSPACE ENGINEERING THE UNIVERSITY OF TEXAS AT ARLINGTON MAY 2015