Vice Chair/Associate Professor of Structural Engineering

Department of Structural Engineering
Jacobs School of Engineering
University of California, San Diego
9500 Gilman Drive, MC 0085
La Jolla, CA 92093-0085

mdt@ucsd.edu
(858) 534-5951 · Fax: (858) 534-6373
Fiber Optic Smart Structures Laboratory:
(858) 534-5993

• Ph.D., Department of Mechanical Engineering and Materials Science, Duke University, 1996
• M.S., Department of Mechanical Engineering and Materials Science, Duke University, 1993
• B.S.E., Department of Mechanical Engineering and Materials Science, Duke University, 1992

• Angier B. Duke Memorial Scholar 1988-1992
• National Academy for Nuclear Training Fellow, 1990
• Pi Tau Sigma Mechanical Engineering Honorary, 1991
• Tau Beta Pi National Engineering Honorary, 1991
• Phi Beta Kappa Member, 1991
• Mechanical Engineering Faculty Award, 1992
• National Science Foundation Graduate Fellow, 1993-1996
• U.S. Naval Research Laboratory Alan Berman Research Publication Award, 1998.
• U.S. Naval Research Laboratory Performance and Contribution Awards, 1998-2003
• UCSD Hellman Faculty Fellow, 2004-2005
• Structural Health Monitoring Person of the Year Award, 2005
• Who's Who in Engineering Education, 2005
• Benjamin F. Meaker Visiting Fellow, University of Bristol, 2009

SE 101B (Mechanics II: Dynamics), SE 110A (Solid Mechanics I), SE 111B (Steel Bridge Design Competition), SE 163 (Nondestructive Evaluation and Testing), SE 168 (Structural System Testing and Model Correlation), SE 204 (Advanced Structural Dynamics), SE 205 (Nonlinear Mechanical Vibrations)

• Structural health monitoring methodologies
• Applied nonlinear dynamics and chaos
• Structural dynamics and vibrations
• Time series analysis
• Fiber optic sensors for structural monitoring
• Sensor network paradigms for structural inspection
• Real time shape sensing methodologies
• Sensor optimization strategies

• Research Engineer, Oak Ridge National Laboratory, 1990-1996
• Graduate Research Assistant, Department of Mechanical Engineering and Materials Science, Duke University, 1992-1996
• American Society for Engineering Education (A.S.E.E.) Postdoctoral Fellow, U.S. Naval Research Laboratory, Washington, DC, 1996-1998
• Research Engineer, Fiber Optic Smart Structures Section, U.S. Naval Research Laboratory, Washington, DC, 1998-2000
• Head, Fiber Optic Smart Structures Section, U.S. Naval Research Laboratory, Washington, DC, 2000-2003
• Consultant and Principal, Los Alamos Dynamics, LLC, 2005-present
• Advisor to the Society of Civil and Structural Engineers at UCSD, 2006-present
• Associate Editor, Structural Health Monitoring:  An International Journal, 2006-present
• North American Regional Editor, Structural Health Monitoring Newsletter, 2007-present
• National Science Foundation National Sensor Technology Steering Committee, 2002-present
• Review Panelist, Civil and Mechanical Systems Division, National Science Foundation, 2002-present
• External Reviewer, Hong Kong Research Council, 2004-present
• Proposal expert external reviewer, Dept. of Army Research Program (2006)
• Proposal expert external reviewer, Dept. of Defense Experimental Program to Stimulate Competitive Research, 2005-present
• Abstract/paper external reviewer, 8th National Conference on Earthquake Engineering (100th Anniversary Earthquake Conference), 2007
• Reviewer and adjudicator for Science, Nature, Applied Optics, Optics Letters, Electronics Letters, Photonics Technology Letters, Journal of Applied Optics A, Journal of Lightwave Technology, Journal of Intelligent Material Systems, Smart Structures and Materials, Measurement Science and Technology, International Journal of Structural Health Monitoring, Journal of Sound and Vibration, Journal of Research in Nondestructive Evaluation, Physical Review E, Mechanical Systems and Signal Processing, Experimental Techniques, Journal of Applied Mechanics, 1997-present
• Los Alamos Summer School mentor and lecturer, 2001-present
• Secretary, Sensors and Instrumentation IMAC Modal Topics Division of the Society of Experimental Mechanics, 2006-present

• American Society of Mechanical Engineers (A.S.M.E.)
• American Society of Civil Engineers (A.S.C.E.)
• American Society for Engineering Education (A.S.E.E.)
• Society of Experimental Mechanics (S.E.M.)

• C. R. Farrar, G. Park, D. W. Allen, and M. D. Todd, "Sensor Network Paradigms for Structural Health Monitoring," Structural Control and Health Monitoring, 13, 210-225, 2006.
• M. D. Todd, J. M. Nichols, S. T. Trickey, M. Seaver, C. J. Nichols, and L. N. Virgin, “Bragg Grating-Based Fibre Optic Sensors in Structural Health Monitoring,” Philosophical Transactions of the Royal Society of London A, 365, 317-343, 2007.
• L. Overbey and M. D. Todd, "Analysis of Local State Space Models for Feature Extraction in Structural Health Monitoring", Structural Health Monitoring:  An International Journal 6(2), 145-172, 2007.
• M. D. Todd, “Output-Noise Statistical Characterization for Digital-Phase-Demodulation Systems with Intensity-Based Input Noise,” Journal of Lightwave Technology, 25(3), 747-756, 2007.
• C. Olson, M. D. Todd, K. Worden, and C. Farrar, “Improving Excitations for Active Sensing in Structural Health Monitoring via Evolutionary Algorithms”, Journal of Vibration and Acoustics 129, 784-802, 2007.
• L. Overbey, C. Olson, and M. D. Todd, "A Parametric Investigation of State-Space-Based Prediction Error Methods With Stochastic Excitation for Structural Health Monitoring," Smart Materials and Structures 16(5), 1621-1638, 2007.
• D. Mascarenas, M. D. Todd, G. Park, and C. R. Farrar, “Development of an Impedance-Based Wireless Sensor Node for Structural Health Monitoring,” Smart Materials and Structures 16(6), 2137-2145, 2007.
• G. Park, T. Rosing, M. D. Todd, C. R. Farrar, and W. Hodgkiss, “Energy Harvesting for Structural Health Monitoring Sensor Networks,” ASCE Journal of Infrastructure Systems 14(1), 64-79, 2008. 
• K. Worden, C. R. Farrar, J. Haywood, and M. D. Todd, “A Review of Nonlinear Dynamics Applications to Structural Health Monitoring,” Structural Control and Health Monitoring, 15(4), 540-567, 2008.
• L. A. Overbey and M. D. Todd, “Damage Assessment Using Generalized State Space Correlation Features,” Structural Health Monitoring:  An International Journal, 7(4), 347-363, 2008.
• M. D. Todd, “On the Probability Structure of Output Noise From a Digital Phase Demodulation System Subject to Biased Intensity-Based Input Noise,” Journal of Lightwave Technology, 26(14), 2291-2300, 2008.
• D. Mascarenas, E. Flynn, M. D. Todd, G. Park, and C. R. Farrar, “Wireless Sensor Technologies for Monitoring Civil Structures,” Sound and Vibration, April 2008, 16-20.
• C. C. Olson, L. A. Overbey, and M. D. Todd, “An Experimental Demonstration of Tailored Excitations for Improved Damage Detection in the Presence of Operational Variability,” Mechanical Systems and Signal Processing, 23(2), 344-357, 2009.
• L. A. Overbey and M. D. Todd, “Dynamic System Change Detection Using a Modification of the Transfer Entropy,” Journal of Sound and Vibration, 322, 438-453, 2009.
• [S. G. Taylor, K. M. Farinholt, E. B. Flynn, E. Figueiredo, D. L. Mascarenas, E. Moro, G. Park, M. D. Todd, and C. R. Farrar, “A Mobile-Agent Based Wireless Sensing Network for Structural Monitoring Applications,” Measurement Science and Technology, 20(4), 045201 (14 pp), 2009.
• C. C. Olson and M. D. Todd, “On the Convergence of Multiple Excitation Sources to a Global Optimum Excitation in Active Sensing for Structural Health Monitoring,” Structural Control and Health Monitoring, 2009. (in press)
• C. C. Olson, L. A. Overbey, and M. D. Todd, “The Effect of Detection Feature Type on Excitations Bred for Active Sensing in Structural Health Monitoring,” Journal of Intelligent Material Structures and Systems, 20, 1307-1327, 2009.
• L. A. Overbey and M. D. Todd, “Effects of Noise on Estimation of Transfer Entropy for Damage Detection,” Mechanical Systems and Signal Processing, 23(7), 2178-2191, 2009.
• T. Fasel, M. B. Kennel, M. D. Todd, E. H. Clayton, M. Stabb, and G. Park, “Damage State Evaluation of Experimental and Simulated Bolted Joints Using Chaotic Ultrasonic Waves,” Smart Structures and Systems, 5(4), 329-344, 2009.
• T. Overly, L. D. Jacobs, K. Farinholt, G. Park, C. R. Farrar, E. Flynn, and M. D. Todd, “Developing an Integrated Software Solution for Active-Sensing SHM,” Smart Structures and Systems, 5(4), 457-468, 2009.
• D. L. Mascarenas, G. Park, K. Farinholt, M. D. Todd, and C. R. Farrar, “A Low-Power Wireless Sensing Device for Remote Inspection of Bolted Joints,” Proceedings of the Institution of Mechanical Engineers-Part G:  Journal of Aerospace Engineering, 223(5), 565-575, 2009. 
• E. Flynn and M. D. Todd, “Optimal Placement of Piezoelectric Actuators and Sensors for Detecting Damage in Plate Structures,”Journal of Intelligent Material Structures and Systems, 2009. (in press)
• S. Salamone, T. Fasel, I. Bartoli, A. Srivastava, F. Lanza di Scalea, and M. D. Todd, “Structural Health Monitoring of Adhesively Bonded Joints,” Materials Evaluation, 67(7), 828-836, 2009.

• M. D. Todd, ``Optical-Based Sensing,'' in Damage Prognosis, D. J. Inman, editor, John Wiley and Sons Inc., 2004.
• L. Salvino, D. J. Pines, M. D. Todd, and J. M. Nichols, ``EMD and Instantaneous Phase Detection of Structural Damage,'' in Hilbert-Huang Transformation: Introduction and Applications, N. E. Huang and S. S. P. Shen, editors, World Scientific, 2004.
• G. Park, K. Farinholt, C. R. Farrar, T. Rosing, and M. D. Todd, “Powering Wireles Sensor Nodes through Energy Harvesting,” in Advances in Energy Harvesting Technologies, S. Priya and D. Inman, editors, Springer-Verlag, 2008.

• M. D. Todd, G. A. Johnson, B. A. Althouse, and S. T. Vohra, "Fiber Bragg Grating-Based Dual Flexural Beam Accelerometer," Navy Case No. 79570.
• G. A. Johnson, M. D. Todd, B. A. Althouse B. A. Danver, and C. C. Chang, "Embeddable, Fiber Bragg Grating Strain Transducers with Temperature Compensation," Navy Case No. 80208.
• N. Skinner, G. A. Johnson, and M. D. Todd, "Subterranean Well Pressure and Temperature Measurement," Halliburton Energy Services.
• G. A. Johnson, M. D. Todd, B. A. Althouse, and C. C. Chang, "Optical Sensing Device Containing Giber Bragg Gratings," No. 6,674,928.
• M. D. Todd, "Real Time Shape Reconstruction of Deformable Objects," UCSD disclosure filed.