Publications & Projects
Journal Publications
Vigneshwaran, R, and AA Benzerga. 2026. “An Analysis of Failure in a Shear
Specimen.” International Journal of Mechanical
Sciences: 111913.
Vigneshwaran, R, S Datta, AA Benzerga, and SP Joshi. 2026. “A Comparison of
Mechanism-Based Plasticity Models for Polycrystalline Magnesium
Alloys.” International Journal of Solids and
Structures: 114180.
Vigneshwaran, R, and AA Benzerga. 2026. “Assessment of Iterated Variational
Homogenization for Microstructure Evolution in Porous
Materials.” Mechanics of Materials: 105616.
Vigneshwaran, R, and AA Benzerga. 2025. “Unhomogeneous Yielding of Porous Materials—Evolution
Equations.” Journal of the Mechanics and Physics of
Solids 196: 105973.
Vigneshwaran, R, and AA Benzerga. 2024. “Criterion for Unhomogeneous Yielding of Porous
Materials.” Journal of the Mechanics and Physics of
Solids 192: 105804.
Vigneshwaran, R, and AA Benzerga. 2024. “An Analysis of Failure in Shear Versus
Tension.” European Journal of Mechanics-A/Solids 104:
105074.
Vigneshwaran, R, and AA Benzerga. 2023. “Assessment of a Two-Surface Plasticity Model for
Hexagonal Materials.” Journal of Magnesium and Alloys 11
(12): 4431–44.
Conference Proceedings
Vigneshwaran, R, and Amine Benzerga. 2025. “Finite Element
Analysis of Ductile Failure Under Severe Shear.” In AIAA
SCITECH 2025 Forum, 1360.
Vigneshwaran, R, and AA Benzerga. 2022. “A Predictive Multisurface
Approach to Damage Modeling in Mg Alloys.” In Magnesium
Technology 2022, 293–97. Springer, Cham.
Conference Talks & Presentations
- 2025: "Ductile Failure of a Top-Hat Shear Specimen." Invited talk, Mechanics of Materials Seminar, Lawrence Livermore National Laboratory.
- 2023: "A Multisurface Theory of Ductile Fracture for Rate-Dependent Solids." MACH 2023 Conference.
- 2023: "Assessment of Two-Surface Plasticity Model for Hexagonal Materials." Poster, MACH 2023 Conference.
- 2023: "Three-Dimensional Simulations of Ductile Fracture Under Arbitrary Loadings." Poster, International Conference on Fracture (ICF).
- 2022: "Predictive Modeling of Fracture in Anisotropic and Porous Materials." TMS Additive Manufacturing, The Minerals, Metals & Materials Society.
- 2022: "A Predictive Multisurface Approach to Damage Modeling in Mg Alloys." TMS Magnesium Technology, The Minerals, Metals & Materials Society.
- 2022: "A Predictive Multisurface Approach to Damage Modeling in HCP Alloys." Invited talk, Engineering and Applied Science Forum for Graduate Students, Postdoctoral Fellows, and Young Faculties.
- 2022: "A Multisurface Theory of Porous Material Plasticity." SES Annual Technical Conference.
- 2022: "A Multisurface Theory of Ductile Fracture for Rate-Dependent Solids." SES Annual Technical Conference.
- 2022: "Ductile Fracture Under General Loading Conditions: Theory and Implementation." Modeling of Fracture, Failure and Fatigue in Solids, ASME IMECE 2022.
- 2022: "A Predictive Multisurface Approach to Damage Modeling in HCP Alloys." Poster, NSF-Funded Research (Grad & Undergrad), ASME IMECE 2022.
- 2022: "Ductile Fracture Under General Loading Conditions: Theory and Implementation." Plasticity & Ductile Failure, U.S. National Congress on Theoretical and Applied Mechanics.
- 2022: "On Limit Analysis Using Functional Interpolation." Invited talk, Theory and Applications of Functional Interpolation to Optimization and Control, U.S. National Congress on Theoretical and Applied Mechanics.
- 2022: "A Multisurface Theory of Porous Material Plasticity." Micro-to-Macro Mechanics of Heterogeneous Solids and Granular Media, Society of Engineering Science Annual Technical Meeting.
- 2021: "A Crystal Plasticity Like Theory of Ductile Fracture." International Congress on Theoretical and Applied Mechanics (ICTAM).
- 2020: "Strain Localization in Geomaterials." Texas A&M Triads for Transformation.
Selected Projects & Research
- Dec 2020: A review of multi-scale non-linear homogenization scheme (Course project).
- Apr 2017: Finite element code development for non-linear materials (Course project).
- May 2016: Numerical assessment of GLD plasticity model for porous materials (Master's research work).
- Apr 2014: Optimisation of Ultrasonic transducer staggered configuration for detection of cracks (Bachelor's project).