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Last Update: 10.09.2005
 Raleigh, NC

P U B L I C A T I O N S

Refereed Journal Publications

A.H. Heidari and M.N. Guddati (2005), “Highly Accurate Absorbing Boundary Conditions for Wide Angle Wave Equations,” Geophysics, accepted. [PDF preprint]

M.N. Guddati and K.W. Lim (2005), “Continued Fraction Absorbing Boundary Conditions for Convex Polygonal Domains,” International Journal for Numerical Methods in Engineering, 66, pp. 949-977. [PDF]

M.A. Zahid and M.N. Guddati (2006), “Padded Continued Fraction Absorbing Boundaries for Dispersive Waves,” Computer Methods in Applied Mechanics and Engineering, in press. [PDF]

B.S. Underwood, A.H. Heidari, M.N. Guddati and Y.R. Kim (2005), “Experimental Investigation of Anisotropy in Asphalt Concrete,” Transportation Research Record, in press.

M.N. Guddati (2006), “Arbitrarily Wide Angle Wave Equations for Complex Media,” Computer Methods in Applied Mechanics and Engineering, 195, pp. 65-93. [PDF]

P.K. Nukala, S. Simunovic, and M.N. Guddati (2005), “An Efficient Algorithm for Modeling Progressive Damage Accumulation in Disordered Materials”, International Journal for Numerical Methods in Engineering, 62, pp. 1982-2008. [PDF]

S. Mun, M. Guddati, and Y.R. Kim (2004), “Fatigue Cracking Mechanisms in Asphalt Pavements with Viscoelastic Continuum Damage Finite-Element Program,” Journal of Transportation Research Board, 1896, pp. 96-106.

C. Narasimhan, R.C. Ward, K.L. Kruse, M.N. Guddati, and G. Mahinthakumar (2004), “A high resolution computer model for sound propagation in the human thorax based on the visible human data set,” Computers in Biology and Medicine, 34, pp. 177-192.

M.N. Guddati and B. Yue (2004), “Modified Integration Rules for Reducing Dispersion in Finite Element Methods,” Computer Methods in Applied Mechanics and Engineering, 193, pp. 275-287. [PDF]

S. Asvadurov, V. Druskin, M.N. Guddati and L. Knizhnerman (2003), “On Optimal Finite-Difference Approximation of PML”, SIAM Journal on Numerical Analysis, 41, pp. 287-305. [PDF]

M.N. Guddati, Z. Feng and Y.R. Kim (2002), “Towards a Micromechanics-Based Procedure to Characterize Fatigue Performance of Asphalt Concrete,” Transportation Research Record, 1789, pp. 121-128.

M.N. Guddati and J.L. Tassoulas (2000), Continued Fraction Absorbing Boundary Conditions for the Wave Equation, Journal of Computational Acoustics, 8, pp. 139-156. [PDF]

M.N. Guddati and J.L. Tassoulas (1999), “Space-time Finite Elements for the Analysis of Transient Wave Propagation in Unbounded Layered Media,” International Journal of Solids and Structures, 36, pp. 4699 – 4723. [PDF]

M.N. Guddati and J.L. Tassoulas (1998), “An Efficient Numerical Algorithm for Exterior Scalar Wave Propagation in a Homogeneous Layer,” Computer Methods in Applied Mechanics and Engineering, 167, pp. 261 – 273. [PDF]

M.N. Guddati and J.L. Tassoulas (1998), “Characteristics Methods for Transient Analysis of Unbounded Media,” Computer Methods in Applied Mechanics and Engineering, 164, pp. 187 – 206. [PDF]

 Conference Papers and Abstracts, Technical Reports, Invited Talks

M.A.Zahid and M.N. Guddati, Continued Fraction Absorbing Boundary Conditions for Transient Elasic Wave Propagation Modeling, ICCES'05, Chennai, India, December 2005.  [PDF preprint]

A.H. Heidari and M.N.Guddati, Coupled Space-Domain Elastic Migration in Heterogeneous Media, 75th Annual Meeting, Society of Exploration Geophysicsts, Houston, November 2005. [PDF]

A.H. Heidari and M.N. Guddati, Highly Accurate Wave-Based Imaging in Elastic Media, Eighth US National Congress in Computational Mechanics, July 2005 (invited).

M.A. Zahid, and M.N. Guddati, Modification of Continued Fraction Absorbing Boundary Conditions and Their Application to Dispersive and Elastic Wave Propagation Problems, Eighth US National Congress in Computational Mechanics, July 2005 (invited).

M.N. Guddati, A Finite Element Alternative to Infinite Elements, Third MIT conference on Computational Mechanics, June 2005.

M.A. Zahid and M.N. Guddati, Efficient Modeling of Dispersive Wave Propagation in Unbounded Domains, Third MIT conference on Computational Fluid and Solid Mechanics, June 2005.

V. Subramanian, Z. Feng, P. Zhang, M. Guddati, and Y. R. Kim, A Virtual Testing Procedure for the Evaluation of Cracking Performance of Hot Mix Asphalt, Third MIT conference on Computational Mechanics, June 2005.

M.A. Zahid, K.W. Lim and M.N. Guddati, Novel Absorbing Boundary Conditions for Dynamics Soil-Structure Interaction, McMAT: Joint ASCE/ASME/SES Mechanics Conference, June 2005.

B. Yue and M.N. Guddati, Reducing the Dispersion Error in Acoustic Wave Modeling with Modified Integration Rules, The Journal of the Acoustical Society of America, 116, p 2520 (presented at 148th Acoustical Society of America Meeting, November 2004).

M.N. Guddati and A.H. Heidari, High Accuracy Absorbing Boundary Conditions for High Order Parabolic Equations, The Journal of the Acoustical Society of America, 116, p 2550 (presented at 148th Acoustical Society of America Meeting, November 2004).

M.N. Guddati, A.H. Heidari and K.W. Lim,  Arbitrarily Wide-Angle Wave Equations and their Applications to Unbounded Domain Modeling and Subsurface Imaging, International Congress on Theoretical and Applied Mechanics, Warsaw, Poland, August 2004 (invited).

Z. Feng, P. Zhang, M.N. Guddati and Y.R. Kim, Multi-scale micromechanical lattice modeling for cracking in hot-mix asphalt, 5th RILEM International Conference on Cracking in Pavements, Ensil–Limoges, France, May 2004.

M.N. Guddati, Arbitrarily Wide Angle Wave Equations and Applications in Geophysical Prospecting, University of Texas Institute for Geophysics (UTIG), Austin, TX, March 2004.

M.N. Guddati, S.H. Park and J.L. Tassoulas, Numerical Treatment of Wave Propagation in Layered Media, US-Japan Workshop on Soil Structure Interaction, Los Angeles, March 2004.

Y.R. Kim, M.N. Guddati, Z. Feng, P. Zhang, A Micromechanics Based Methodology for the Study of Fatigue Cracking in Asphalt Concrete, Texas A&M University, Fall 2003.

A.H. Heidari and M.N. Guddati, Migration with arbitrarily wide-angle wave equations, Society of Exploration Geophysicists (SEG) – 73rd Annual Meeting, Dallas, TX, October 2003.

M.N. Guddati and A.H. Heidari, Subsurface Imaging Through Novel Arbitrary-Wide Angle Wave Equations, 17th ASCE Engineering Mechanics Conference, Seattle, WA, July 2003.

A.H. Heidari and M.N. Guddati, Arbitrarily Wide Angle Wave Equations and their Application to Subsurface Imaging and Seismic Migration, Seventh US National Congress in Computational Mechanics, Albuquerque, NM, July 2003.

M.N. Guddati and M.A. Zahid and K. W. Lim, Continued-Fraction Absorbing Boundaries for Stratified Media: Variational Formulation and Time-Stepping Techniques, Seventh US National Congress in Computational Mechanics, Albuquerque, NM, July 2003.

B. Yue and M.N. Guddati, Highly Accurate Local Mesh-Dependent Augmented Galerkin (L-MAG) FEM for Simulation of Time-Harmonic Wave Propagation, 17th ASCE Engineering Mechanics Conference, Seattle, WA, July 2003.

M.N. Guddati, New One-Way Wave Equations and their Applications to Imaging and Wave Propagation Modeling, Institute for Computational Engineering and Sciences, Austin, TX, April 2003.

B. Yue and M.N. Guddati, Analysis of Tip-Screenout Processes in Hydraulic Fractures, technical report, Schlumberger Technology Corporation, July 2002.

M.N. Guddati, Computational Modeling of Wave Propagation in Unbounded Domains, Duke University, March 2002.

M.N. Guddati, Improved Finite Element Methods for Wave Propagation Problems, Sixth US National Congress in Computational Mechanics, Dearborn, MI, August 2001. (Invited)

M.N. Guddati, Absorbing Boundary Conditions for Acoustic Waves, Sixth US National Congress in Computational Mechanics, Dearborn, MI, August 2001.

M.N. Guddati, Reduced Dispersion Finite Elements for Time Harmonic Wave Propagation Problems, EM-2000: ASCE Engineering Mechanics Conference, Austin, TX, May 2000.

M.N. Guddati, Comparison of Continued Fraction Absorbing Boundary Conditions with Perfectly Matched Layers, EM-2000: ASCE Engineering Mechanics Conference, Austin, TX, May 2000.

M.N. Guddati and J.L. Tassoulas, Continued Fraction Absorbing Boundary Conditions, 36th SES Annual Technical Meeting, Austin, TX, October 1999. (Invited)

M.N. Guddati and J.L. Tassoulas, Absorbing Boundary Conditions for Transient Wave Propagation in Unbounded Domains, 13th ASCE Engineering Mechanics Conference, Baltimore, MD, June 1999. (Invited)

M.N. Guddati, Efficient Methods for Transient Analysis of Wave Propagation in Unbounded Domains, Schlumberger Cambridge Research, Cambridge, UK, May 1999.  Also presented at the University of Southern California, Los Angeles, CA, April 1999.

M.N. Guddati and J.L. Tassoulas, The Easy to Implement Continued Fraction Local Absorbing Boundary Conditions for Exterior Wave Propagation Problems, Fourth International Conference on Theoretical and Computational Acoustics, Trieste, Italy, May 1999.

M.N. Guddati and J.L. Tassoulas, Characteristics Method for Transient Analysis of Wave Propagation in Unbounded Media, Fourth US National Congress in Computational Mechanics, San Francisco, August 1997.

M.N. Guddati and J.L. Tassoulas, An Efficient Numerical Method for Transient Analysis of Wave Propagation in Layered Media, ASCE / ASME / SES Mechanics Conference – 97, Evanston, IL, June 1997. (Invited)

M.N. Guddati, Absorbing Boundary Conditions for Wave Propagation, HKS Inc, October 1997.

M.N. Guddati and J.L. Tassoulas, Finite Element Modeling of Nonlinear Deformation in Saturated Porous Media, Unpublished Technical Report, University of Texas at Austin, 1996.