Dr. Samit Roy
William D. Jordan Professor
Contact
- 1001 NERC
- phone (205) 348-5883
- fax (205) 348-9842
Research Areas
Education
- Ph.D., Engineering Science and Mechanics, Virginia Tech, 1988
- M.S., Aerospace Engineering, Virginia Tech, 1986
- B.Tech, Aerospace Engineering, Indian Institute of Technology, Kharagpur, 1981
- Multi-scale multi-physics modeling and performance prediction of composite materials and structures in high-temperature environments
- Testing and life-prediction of composites in aggressive hygro-thermal environments
- Scalable manufacturing of carbon nanotube sheet overwrapped carbon fibers for high interfacial strength carbon fiber reinforced polymer (CFRP) composites
- Out-of-autoclave manufacturing of thermoset and thermoplastic composites
- Manufacturing and characterization of self-healing thermoset composites with embedded thermoplastic particles and shape memory polymer (SMP) filaments
- Fracture and fatigue testing to determine mechanisms at the micro/nanoscale for toughness enhancement in composites
- Structural health management and damage prognosis using embedded actuators and sensors
Affiliated Areas
Aerospace Engineering and Mechanics, Center for Advanced Vehicle Technologies, Polymers and Soft Materials Research Center
Selected Publications
- Xuemin Wang, T. Xu, P. Kokkada, S. Roy, R. Baughman, and H. Lu, Modeling the Compressive Buckling Strain as a Function of the Nanocomposite Interphase Thickness in a Carbon Nanotube Sheet Wrapped Carbon Fiber Composite, Journal of Applied Mechanics, October 2019, Vol. 86 / 101007-1.
- Pruthul Kokkada, S. Roy, V. Unnikrishnan, and H. Lu, A Multiscale Model to Study the Enhancement in the Compressive Strength of Multi-walled CNT Sheet Overwrapped Carbon Fiber Composites, Composite Structures, 219, July 2019, pp. 170-178.
- Sushan Nakarmi, Tanvir Sohail, and Samit Roy, An Investigation of Flaw-Size Independence of Cohesive Traction- Separation Law at the Nanoscale: A Molecular Dynamics Study, Engineering Fracture Mechanics 215 (2019), pp. 235-245.
- Roy and A. Roy, A Computational Investigation of Length-Scale Effects in the Fracture Behavior of a Graphene Sheet using the Atomistic J-Integral, Engineering Fracture Mechanics 207 (2019) pp. 165–180 .
- Bodiuzzaman, M. Thapa, S. Mulani, and S. Roy, Repeatable Self-Healing of Thermosetting Fiber Reinforced Polymer Composites with Thermoplastic Healant, Smart Materials and Structures 28 (2019) 025037 (13pp).
Awards and Honors
- Outstanding Research Award in Composites, American Society for Composites, 2019
- AEM Outstanding Ph.D. Mentoring Award, University of Alabama, 2017
- Awarded Summer Faculty Fellowship by Air Force Research Laboratory/RXCC, Dayton, Ohio, June 6-July 29, 2016
- Fellow of American Society of Mechanical Engineers, ASME, 2010
- Associate Fellow of American Institute for Aeronautics and Astronautics, AIAA, 2007
Dr. Roy's Impact
Roy Named 2023 ASC/DEStech Award in Composites Winner
Dr. Samit Roy, the William D. Jordan professor of aerospace engineering and mechanics, has been selected by the American Society for Composites (ASC) as the recipient of the 2023 ASC/DEStech...
Aerospace Research in Alabama Powers New Industry Discoveries
Researchers in Alabama are leading efforts to expand and sharpen the capabilities of the global aerospace and aviation industries. Their focus varies widely, from deep space exploration to military helicopter...
UA Researchers Developing Way for Materials to Repair Themselves
Engineering researchers at The University of Alabama are exploring a promising path to self-repair for materials often used in the aerospace industry, possibly saving time and money while improving safety.