HR job title
- Professor
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- 1 979 845 1676
Strouboulis, Theofanis Professor
Positions
- Professor, Aerospace Engineering, College of Engineering
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Overview
Publications
selected publications
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academic article
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Wang, D. L., Strouboulis, T., & Babuska, I.
(2022).
Guaranteed a-posteriori error estimation for semi-discrete solutions of parabolic problems based on elliptic reconstruction. Computer Methods in Applied Mechanics and Engineering.
402, 115442-115442.
-
Strouboulis, T., Wang, D., & Babuska, I.
(2012).
Superconvergence of elliptic reconstructions of finite element solutions of parabolic problems in domains with piecewise smooth boundaries. Computer Methods in Applied Mechanics and Engineering.
241, 128-141.
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Strouboulis, T., Wang, D. L., & Babuska, I.
(2009).
Robustness of error estimators for finite element solutions of problems with high orthotropy. Computer Methods in Applied Mechanics and Engineering.
198(21-26), 1946-1966.
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Strouboulis, T., Hidajat, R., & Babuska, I.
(2008).
The generalized finite element method for Helmholtz equation. Part II: Effect of choice of handbook functions, error due to absorbing boundary conditions and its assessment. Computer Methods in Applied Mechanics and Engineering.
197(5), 364-380.
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Strouboulis, T., Zhang, L., & Babuska, I.
(2007).
Assessment of the cost and accuracy of the generalized FEM. International Journal for Numerical Methods in Engineering.
69(2), 250-283.
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Strouboulis, T., Zhang, L., Wang, D., & Babuska, I.
(2006).
A posteriori error estimation for generalized finite element methods. Computer Methods in Applied Mechanics and Engineering.
195(9-12), 852-879.
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Strouboulis, T., & Hidajat, R.
(2006).
Partition of unity method for Helmholtz equation: q-convergence for plane-wave and wave-band local bases. Applications of Mathematics.
51(2), 181-204.
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Strouboulis, T., Babuska, I., & Hidajat, R.
(2006).
The generalized finite element method for Helmholtz equation: Theory, computation, and open problems. Computer Methods in Applied Mechanics and Engineering.
195(37-40), 4711-4731.
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Strouboulis, T., Zhang, L., & Babuska, I.
(2004).
p-version of the generalized FEM using mesh-based handbooks with applications to multiscale problems. International Journal for Numerical Methods in Engineering.
60(10), 1639-1672.
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Strouboulis, T., Babuska, I., & Datta, D. K.
(2003).
Guaranteed a posteriori error estimation for fully discrete solutions of parabolic problems. International Journal for Numerical Methods in Engineering.
56(9), 1243-1259.
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Zhang, L., Strouboulis, T., & Babuska, I.
(2001).
A posteriori estimators for the FEM: Analysis of the robustness of the estimators for the Poisson equation. Advances in Computational Mathematics.
15(1-4), 375-392.
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Zhang, L., Strouboulis, T., & Babuska, I.
(2001).
eta%-superconvergence of finite element solutions and error estimators. Advances in Computational Mathematics.
15(1-4), 393-404.
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Strouboulis, T., Copps, K., & Babuska, I.
(2001).
The generalized finite element method. 190(32-33), 4081-4193.
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Strouboulis, T., Copps, K., & Babuska, I.
(2000).
The generalized finite element method: an example of its implementation and illustration of its performance. International Journal for Numerical Methods in Engineering.
47(8), 1401-1417.
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Strouboulis, T., Babuska, I., & Gangaraj, S. K.
(2000).
Guaranteed computable bounds for the exact error in the finite element solution - Part II: bounds for the energy norm of the error in two dimensions. International Journal for Numerical Methods in Engineering.
47(1-3), 427-475.
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Strouboulis, T., Babuska, I., Datta, D. K., Copps, K., & Gangaraj, S. K.
(2000).
A posteriori estimation and adaptive control of the error in the quantity of interest. Part I: A posteriori estimation of the error in the von Mises stress and the stress intensity factor. Computer Methods in Applied Mechanics and Engineering.
181(1-3), 261-294.
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Strouboulis, T., Babuska, I., & Copps, K. L.
(2000).
The design and analysis of the Generalized Finite Element Method. 181(1-3), 43-69.
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STROUBOULIS, T.
(2000).
The design and analysis of the generalized finite element method. 181(0), 43-69.
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Babuska, I., Hugger, J., Strouboulis, T., Copps, K., & Gangaraj, S. K.
(1998).
The asymptotically optimal meshsize function for bi-p degree interpolation over rectangular elements. 90(2), 185-221.
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Babuska, I., Strouboulis, T., Gangaraj, S. K., Copps, K., & Datta, D. K.
(1998).
Practical aspects of a-posteriori estimation for reliable finite element analysis. 66(5), 627-664.
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Babuska, I., Ihlenburg, F., Strouboulis, T., & Gangaraj, S. K.
(1997).
A posteriori error estimation for finite element solutions of Helmholtz' equation .2. Estimation of the pollution error. International Journal for Numerical Methods in Engineering.
40(21), 3883-3900.
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Babuska, I., Ihlenburg, F., Strouboulis, T., & Gangaraj, S. K.
(1997).
A posteriori error estimation for finite element solutions of Helmholtz' equation .1. The quality of local indicators and estimators. International Journal for Numerical Methods in Engineering.
40(18), 3443-3462.
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Babuska, I., Strouboulis, T., & Upadhyay, C. S.
(1997).
A model study of the quality of a Posteriori error estimators for finite element solutions of linear elliptic problems, with particular reference to the behavior near the boundary. International Journal for Numerical Methods in Engineering.
40(14), 2521-2577.
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Kek, M., & Strouboulis, T.
(1997).
How to generate local refinements of unstructured tetrahedral meshes satisfying a regularity ball condition. Numerical Methods for Partial Differential Equations.
13(2), 201-214.
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Babuska, I., Strouboulis, T., Gangaraj, S. K., & Upadhyay, C. S.
(1997).
Pollution error in the h-version of the finite element method and the local quality of the recovered derivatives. Computer Methods in Applied Mechanics and Engineering.
140(1-2), 1-37.
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Babuka, I., Strouboulis, T., & Upadhyay, C. S.
(1997).
A model study of the quality of a posteriori error estimators for finite element solutions of linear elliptic problems, with particular reference to the behavior near the boundary. International Journal for Numerical Methods in Engineering.
40(14), 2571-2577.
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Babuska, I., Strouboulis, T., & Upadhyay, S.
(1997).
Model study of the quality of a posteriori error estimators for finite element solutions of linear elliptic problems, with particular reference to the behavior near the boundary. International Journal for Numerical Methods in Engineering.
40(14), 2521-2577.
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Babuka, I., Strouboulis, T., Upadhyay, C. S., & Gangaraj, S. K.
(1996).
Computerbased proof of the existence of superconvergence points in the finite element method; superconvergence of the derivatives in finite element solutions of Laplace's, Poisson's, and the elasticity equations. Numerical Methods for Partial Differential Equations.
12(3), 347-392.
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Sarker, N. N., Kunze, O. R., & Strouboulis, T.
(1996).
Transient moisture gradients in rough rice mapped with finite element model and related to fissures after heated air drying. Transactions of the ASABE.
39(2), 625-631.
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BABUSKA, I., STROUBOULIS, T., UPADHYAY, C. S., & GANGARAJ, S. K.
(1995).
A MODEL STUDY OF ELEMENT RESIDUAL ESTIMATORS FOR LINEAR ELLIPTIC PROBLEMS - THE QUALITY OF THE ESTIMATORS IN THE INTERIOR OF MESHES OF TRIANGLES AND QUADRILATERALS. Computers and Structures.
57(6), 1009-1028.
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BABUSKA, I., STROUBOULIS, T., & UPADHYAY, C. S.
(1995).
ETA-PERCENT-SUPERCONVERGENCE OF FINITE-ELEMENT APPROXIMATIONS IN THE INTERIOR OF GENERAL MESHES OF TRIANGLES. Computer Methods in Applied Mechanics and Engineering.
122(3-4), 273-305.
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BABUSKA, I., STROUBOULIS, T., UPADHYAY, C. S., & GANGARAJ, S. K.
(1995).
A-POSTERIORI ESTIMATION AND ADAPTIVE-CONTROL OF THE POLLUTION ERROR IN THE H-VERSION OF THE FINITE-ELEMENT METHOD. International Journal for Numerical Methods in Engineering.
38(24), 4207-4235.
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Babuska, I., Strouboulis, T., Gangaraj, S. K., & Upadhyay, C. S.
(1995).
Pollution Error in the h-Version of the Finite Element Method and the Local Quality of the Recovered Derivatives
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BABUSKA, I., STROUBOULIS, T., GANGARAJ, S. K., & UPADHYAY, C. S.
(1994).
VALIDATION OF RECIPES FOR THE RECOVERY OF STRESSES AND DERIVATIVES BY A COMPUTER-BASED APPROACH. 20(6), 45-89.
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Babuska, I., Strouboulis, T., Upadhyay, C. S., & Gangaraj, S. K.
(1994).
A Model Study of Element Residual Estimators for Linear Elliptic Problems: The Quality of the Estimators in the Interior of Meshes of Triangles and Quadrilaterals
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Babuska, I., Strouboulis, T., Gangaraj, S. K., & Upadhyay, C. S.
(1994).
Validation of Recipes for the Recovery of Stresses and Derivatives by a Computer-Based Approach
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Babuska, I., Strouboulis, T., Upadhyay, C. S., & Mathur, A.
(1994).
Pollution Error in the h-Version of the Finite Element Method and the Local Quality of A-Posteriori Error Estimators
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BABUSKA, I., STROUBOULIS, T., & UPADHYAY, C. S.
(1994).
A MODEL STUDY OF THE QUALITY OF A-POSTERIORI ERROR ESTIMATORS FOR LINEAR ELLIPTIC PROBLEMS - ERROR ESTIMATION IN THE INTERIOR OF PATCHWISE UNIFORM GRIDS OF TRIANGLES. Computer Methods in Applied Mechanics and Engineering.
114(3-4), 307-378.
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BABUSKA, I., STROUBOULIS, T., GANGARAJ, S. K., & UPADHYAY, C. S.
(1994).
ETA-PERCENT-SUPERCONVERGENCE IN THE INTERIOR OF LOCALLY REFINED MESHES OF QUADRILATERALS - SUPERCONVERGENCE OF THE GRADIENT IN FINITE-ELEMENT SOLUTIONS OF LAPLACE AND POISSON EQUATIONS. Applied Numerical Mathematics.
16(1-2), 3-49.
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Babuska, I., Strouboulis, T., Gangaraj, S. K., & Upadhyay, C. S.
(1994).
Eta%-Superconvergence in the Interior of Locally Refined Meshes of Quadrilaterals: Superconvergence of the Gradient in Finite Element Solutions of Laplace's and Poisson's Equations
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SARKER, N. N., KUNZE, O. R., & STROUBOULIS, T.
(1994).
FINITE-ELEMENT SIMULATION OF ROUGH RICE DRYING. Drying Technology: an international journal.
12(4), 761-775.
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Babuka, I., Strouboulis, T., Mathur, A., & Upadhyay, C. S.
(1994).
Pollution-error in the h-version of the finite-element method and the local quality of a-posteriori error estimators. Finite Elements in Analysis and Design.
17(4), 273-321.
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Babuska, I., Strouboulis, T., Upadhyay, C. S., & Gangaraj, S. K.
(1994).
Study of Superconvergence by a Computer-Based Approach: Superconvergence of the Gradient of the Displacement, The Strain and Stress in Finite Element Solutions for Plane Elasticity
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BABUSKA, I., STROUBOULIS, T., UPADHYAY, C. S., GANGARAJ, S. K., & COPPS, K.
(1994).
VALIDATION OF A-POSTERIORI ERROR ESTIMATORS BY NUMERICAL APPROACH. International Journal for Numerical Methods in Engineering.
37(7), 1073-1123.
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Babuska, I., Strouboulis, T., & Upadhyay, C. S.
(1993).
N%-Superconvergence of Finite Element Approximations in the Interior of General Meshes of Triangles
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Babuska, I., Strouboulis, T., Upadhyay, C. S., & Gangaraj, S. K.
(1993).
Study of Superconvergence by a Computer-Based Approach. Superconvergence of the Gradient in Finite Element Solutions of Laplace's and Poisson's Equations
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Babuska, I., Strouboulis, T., Upadhyay, C. S., Gangaraj, S. K., & Copps, K.
(1993).
Validation of A-Posteriori Error Estimators by Numerical Approach
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STROUBOULIS, T., & HAQUE, K. A.
(1992).
RECENT EXPERIENCES WITH ERROR ESTIMATION AND ADAPTIVITY .1. REVIEW OF ERROR ESTIMATORS FOR SCALAR ELLIPTIC PROBLEMS. Computer Methods in Applied Mechanics and Engineering.
97(3), 399-436.
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STROUBOULIS, T., & HAQUE, K. A.
(1992).
RECENT EXPERIENCES WITH ERROR ESTIMATION AND ADAPTIVITY .2. ERROR ESTIMATION FOR H-ADAPTIVE APPROXIMATIONS ON GRIDS OF TRIANGLES AND QUADRILATERALS. Computer Methods in Applied Mechanics and Engineering.
100(3), 359-430.
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STROUBOULIS, T., & ODEN, J. T.
(1990).
A POSTERIORI ERROR ESTIMATION OF FINITE-ELEMENT APPROXIMATIONS IN FLUID-MECHANICS. Computer Methods in Applied Mechanics and Engineering.
78(2), 201-242.
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Oden, J. T., Strouboulis, T., & Bass, J. M.
(1988).
Paradigmatic error calculations for adaptive finite element approximations of convection dominated flows. ASME Applied Mechanics Division -Publications- Amd.
95, 147-162.
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ODEN, J. T., STROUBOULIS, T., & DEVLOO, P.
(1987).
ADAPTIVE FINITE-ELEMENT METHODS FOR HIGH-SPEED COMPRESSIBLE FLOWS. International Journal for Numerical Methods in Fluids.
7(11), 1211-1228.
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DEVLOO, P., ODEN, J. T., & STROUBOULIS, T.
(1987).
IMPLEMENTATION OF AN ADAPTIVE REFINEMENT TECHNIQUE FOR THE SUPG ALGORITHM. Computer Methods in Applied Mechanics and Engineering.
61(3), 339-358.
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STROUBOULIS, T., DEVLOO, P., & ODEN, J. T.
(1986).
A MOVING-GRID FINITE-ELEMENT ALGORITHM FOR SUPERSONIC-FLOW INTERACTION BETWEEN MOVING BODIES. Computer Methods in Applied Mechanics and Engineering.
59(2), 235-255.
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ODEN, J. T., STROUBOULIS, T., & DEVLOO, P.
(1986).
ADAPTIVE FINITE-ELEMENT METHODS FOR THE ANALYSIS OF INVISCID COMPRESSIBLE FLOW .1. FAST REFINEMENT UNREFINEMENT AND MOVING MESH METHODS FOR UNSTRUCTURED MESHES. Computer Methods in Applied Mechanics and Engineering.
59(3), 327-362.
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DEMKOWICZ, L., ODEN, J. T., & STROUBOULIS, T.
(1984).
ADAPTIVE FINITE-ELEMENTS FOR FLOW PROBLEMS WITH MOVING BOUNDARIES .1. VARIATIONAL-PRINCIPLES AND A POSTERIORI ESTIMATES. Computer Methods in Applied Mechanics and Engineering.
46(2), 217-251.
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Wang, D. L., Strouboulis, T., & Babuska, I.
(2022).
Guaranteed a-posteriori error estimation for semi-discrete solutions of parabolic problems based on elliptic reconstruction. Computer Methods in Applied Mechanics and Engineering.
402, 115442-115442.
-
book
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Babuska, I., Whiteman, J., & Strouboulis, T.
(2010).
Finite Elements An Introduction to the Method and Error Estimation. OUP Oxford.
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Ladevèze, P., & Pelle, J. P
(2006).
Mastering Calculations in Linear and Nonlinear Mechanics. Springer Science & Business Media.
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Babuka, I., & Strouboulis, T.
(2001).
The Finite Element Method and Its Reliability. Oxford University Press.
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Babuska, I., Whiteman, J., & Strouboulis, T.
(2010).
Finite Elements An Introduction to the Method and Error Estimation. OUP Oxford.
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chapter
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Babuska, I., Strouboulis, T., Gangaraj, S. K., Copps, K., & Datta, D. K.
(1998).
A-posteriori estimation of the error in the error estimate. Studies in Applied Mechanics.
Advances in Adaptive Computational Methods in Mechanics.
(pp. 155-197).
Elsevier.
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ODEN, J. T., STROUBOULIS, T., & DEVLOO, P. H.
(1986).
Variational Principles and Adaptive Methods for Complex Flow Problems. SASAKI, Y. K. (Eds.),
Variational Methods in Geosciences.
(pp. 189-200).
Elsevier.
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Demkowicz, L., Oden, J. T., & Strouboulis, T.
(1985).
ADAPTIVE P-VERSION FINITE ELEMENT METHOD FOR TRANSIENT FLOW PROBLEMS WITH MOVING BOUNDARIES. (pp. 291-305).
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Babuska, I., Strouboulis, T., Gangaraj, S. K., Copps, K., & Datta, D. K.
(1998).
A-posteriori estimation of the error in the error estimate. Studies in Applied Mechanics.
Advances in Adaptive Computational Methods in Mechanics.
(pp. 155-197).
Elsevier.
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conference paper
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Strouboulis, T., Zhang, L., & Babuska, I.
(2003).
Generalized finite element method using mesh-based handbooks: application to problems in domains with many voids. Computer Methods in Applied Mechanics and Engineering.
3109-3161.
-
Babuska, I., & Strouboulis, T.
(2002).
Can we trust the computational analysis of engineering problems?. Lecture Notes in Computational Science and Engineering.
169-183.
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Babuska, I., Strouboulis, T., Datta, D., & Gangaraj, S.
(2000).
What do we want and what do we have in a posteriori estimates in the FEM. 163-180.
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Strouboulis, T., Babuska, I., Gangaraj, S. K., Copps, K., & Datta, D. K.
(1999).
A posteriori estimation of the error in the error estimate. Computer Methods in Applied Mechanics and Engineering.
387-418.
-
Babuska, I., Strouboulis, T., & Gangaraj, S. K.
(1999).
Guaranteed computable bounds for the exact error in the finite element solution Part I: One-dimensional model problem. Computer Methods in Applied Mechanics and Engineering.
51-79.
-
Babuska, I., Strouboulis, T., & Gangaraj, S. K.
(1997).
A posteriori estimation of the error in the recovered derivatives of the finite element solution. Computer Methods in Applied Mechanics and Engineering.
369-396.
-
Babuska, I., Strouboulis, T., & Copps, K.
(1997).
hp optimization of finite element approximations: Analysis of the optimal mesh sequences in one dimension. Computer Methods in Applied Mechanics and Engineering.
89-108.
-
Strouboulis, T., Upadhyay, C. S., & Gangaraj, S. K.
(1992).
Recent computational experiences with residual and flux-projection error estimators. ASME Applied Mechanics Division -Publications- Amd.
335-362.
-
Strouboulis, T., Haque, K. A., & Mahmoud, M. F.
(1990).
Recent experiences with adaptive mesh optimization and a-posteriori error estimation. American Society of Mechanical Engineers (Paper).
-
ODEN, J., STROUBOULIS, T., DEVLOO, P. H., SPRADLEY, L., & PRICE, J.
(1987).
An adaptive finite element strategy for complex flow problems
-
Oden, J. T., Strouboulis, T., & Devloo, P.
(1986).
ADAPTIVE FINITE ELEMENT METHODS FOR COMPRESSIBLE FLOW PROBLEMS. ASME Applied Mechanics Division -Publications- Amd.
115-126.
-
Oden, J. T., Strouboulis, T., Devloo, P., & Howe, M.
(1986).
RECENT ADVANCES IN ERROR ESTIMATION AND ADAPTIVE IMPROVEMENT OF FINITE ELEMENT CALCULATIONS. ASME Applied Mechanics Division -Publications- Amd.
369-410.
-
Strouboulis, T., Zhang, L., & Babuska, I.
(2003).
Generalized finite element method using mesh-based handbooks: application to problems in domains with many voids. Computer Methods in Applied Mechanics and Engineering.
3109-3161.
Teaching
teaching activities
- AERO306 Aero Structural Analy Ii Instructor
- AERO430 Numerical Simulation Instructor
- AERO491 Hnr-research Instructor
- AERO649 Gen Finite Element Meth Instructor
- AERO685 Directed Studies Instructor
- AERO691 Research Instructor
- MEMA646 Intro Finite Elements Instructor
- MEMA649 Gen Finite Element Meth Instructor
Background
education and training
- Ph.D. in Engineering Mechanics, The University of Texas at Austin - (Austin, Texas, United States) 1986
- M.S. in Engineering Mechanics, The University of Texas at Austin - (Austin, Texas, United States) 1981
- B.S. in Civil Engineering, National Technical University of Athens - (Athens, Attiki, Greece) 1980
Contact
first name
- Theofanis
has last name
- Strouboulis
mailing address
-
Texas A&M University
Aerospace Engineering
3141 TAMU
College Station, TX 77843-3141
USA
Other
- strouboulis@tamu.edu