**Peter Avitabile**Professor Emeritus, Co-Director - Structural Dynamics & Acoustic Systems Laboratory

**College**Francis College of Engineering**Department**Mechanical Engineering**Phone**(978) 934-3176**Office**Ball Hall - 327**Email**Peter_Avitabile@uml.edu**Profile Links**

## Research Interests

Modal Analysis, Analytical Structural Dynamics, Modal Analysis, Experimental Structural Dynamics, Finite Element Modeling, Experimental Modal Analysis

The Structural Dynamics and Acoustic Systems Laboratory (SDASL) focuses on research related to analytical and experimental problems in the areas of structural and acoustic systems. The main thrust of the SDASL is to develop, employ and improve techniques to solve these problems using analytical approaches that are verified through experimental techniques

## Education

**Ph D: Mechanical Engineering**, (1998), University of Massachusetts Lowell - Lowell, MA

Dissertation/Thesis Title:*Modal Model Correlation Techniques***MS: Mechanical Engineering**, (1982), University of Rhode Island - Kingston, RI

Dissertation/Thesis Title:*Experimental Modal Correlation and Structural Modification***BS: Mechanical Engineering**, (1974), Manhattan College - Bronx, NY

## Biography

Peter Avitabile joined the University in 1985 after having worked in industry for over 10 years. His industrial and university experience of over 35 years includes finite element modeling, experimental structural dynamic modeling, correlation of analytical and experimental data, integration of analytical and experimental data to provide better component and system model representations for structural response. Avitabile is well known both nationally and internationally for his contributions to the field of structural dynamic modeling techniques. He has written over 120 journal, conference and magazine articles over his career and has made over 150 live industrial seminars on material related to analytical and experimental structural dynamic modeling techniques for hardware/software vendors and professional societies. He has also been a consultant to a wide variety of companies over his career.

## Awards and Honors

- Invited Participant
*- Structural Dynamics 2000 Forum, hosted by Los Alamos National Laboratory and funded by DOE* - Mechanical Engineering Department Teaching Award
*- University of Massachusetts Lowell* - Mechanical Engineering Society
*- Manhattan College* - Pi Tau Sigma
*- Manhattan College* - Mechanical Engineering Department Teaching Award (2009)
*- University of Massachusetts Lowell* - Div. Experimentation & Lab Oriented Studies Award (2006)
*- Am. Soc. For Engineering Education* - Best Paper Award (2006)
*, Scholarship/Research - DELOS Division of ASEE* - Society for Experimental Mechanics D.J. DeMichele Award (2004)
*, Scholarship/Research - 22nd International Modal Conference* - E-Council Outstanding Teacher's Award in Mechanical Engineering (2002)
*- University of Massachusetts Lowell* - Mechanical Engineering Department Teaching Award (2002)
*- University of Massachusetts Lowell* - Mechanical Engineering Department Teaching Award (2001)
*- University of Massachusetts Lowell* - Dr. Irwin Vginess Memorial Award (1996)
*, Scholarship/Research - Institute of Education Sciences*

## Publications

- Poozesh, P., Baqersad, J., Niezrecki, C.,
**Avitabile, P.**, Harvey, E., Yarala, R. (2017) "Large-area photogrammetry based testing of wind turbine blades,"*Mechanical Systems and Signal Processing*86: pp. 98 - 115 - Reyes, J.M.,
**Avitabile, P.**(2017) "Adjustment of Vibration Response to Account for Fixture-Test Article Dynamic Coupling Effects,"*Proceedings of the Thirty-Fifth International Modal Analysis Conference* - Chen, S., Niezrecki, C.,
**Avitabile, P.**(2017) "Dynamic Focused Ultrasound Radiation Force Generated by Ultrasonic Transducer – Part I: Modelling,"*Proceedings of the Thirty-Fifth International Modal Analysis Conference* - Poozesh, P., Niezrecki, C., Mao, Z.,
**Avitabile, P.**(2017) "Modal parameter estimation using blind source separation and least square complex frequency domain,"*Proceedings of the Thirty-Fifth International Modal Analysis Conference* - Joffre, D.,
**Avitabile, P.**(2017) "Modal vs Inertial Shakers: Effects on FRFs,"*Proceedings of the Thirty-Fifth International Modal Analysis Conference* - Asl, M.E., Niezrecki, C.,
**Avitabile, P.**(2017) "Similitude Analysis of the Frequency Response Function for Scaled Structures,"*Proceedings of the Thirty-Fifth International Modal Analysis Conference* - Chen, Y., Joffre, D.,
**Avitabile, P.**(2017) "Underwater Dynamic Response at Limited Points Expanded to Full-Field Displacement Response,"*Proceedings of the Thirty-Fifth International Modal Analysis Conference* - Poozesh, P., Niezrecki, C., Mao, Z.,
**Avitabile, P.**(2017) "Using High Speed Stereo-Photogrammetry and Phased-Based Motion Magnification Techniques to Extract Operating Modal Data,"*Proceedings of the Thirty-Fifth International Modal Analysis Conference* - Logan, P., Dardeno, T.,
**Avitabile, P.**(2017) "Validation of Time and Frequency Domain Methods for Calibration of Non-Contacting Force Excitation,"*Proceedings of the Thirty-Fifth International Modal Analysis Conference* **Avitabile, P.**() "Proper Projection Vectors for the Expansion of Measured Experimental Modal Data,"*Journal of Engineering Mechanics*- Marinone, T., Dardeno, T.,
**Avitabile, P.**() "Reduced Model Approximation Approach Using Model Updating Methodologies,"*Journal of Engineering Mechanics* - Poozesh, P., Baqersad, J., Niezrecki, C.,
**Avitabile, P.**(2016) "A multi-camera stereo DIC system for extracting operating mode shapes of large scale structures,"*Conference Proceedings of the Society for Experimental Mechanics Series*3: pp. 225 - 238 - Asl, M.E., Niezrecki, C., Sherwood, J.A.,
**Avitabile, P.**(2016) "Design of scaled-down composite I-beams for dynamic characterization in subcomponent testing of a wind turbine blade,"*Conference Proceedings of the Society for Experimental Mechanics Series*9: pp. 197 - 209 - Chen, S., Niezrecki, C.,
**Avitabile, P.**(2016) "Experimental mapping of the acoustic field generated by ultrasonic transducers,"*Conference Proceedings of the Society for Experimental Mechanics Series*8: pp. 243 - 254 - Poozesh, P., Sabino, D.D., Baqersad, J.,
**Avitabile, P.**, Niezrecki, C. (2016) "Practical techniques for scaling of optically measured operating deflection shapes,"*Conference Proceedings of the Society for Experimental Mechanics Series*8: pp. 1 - 17 - Asl, M.E., Niezrecki, C., Sherwood, J.A.,
**Avitabile, P.**(2016) "Similitude analysis of composite I-beams with application to subcomponent testing of wind turbine blades,"*Conference Proceedings of the Society for Experimental Mechanics Series*4: pp. 115 - 126 - Harvie, J., Dardeno, T.,
**Avitabile, P.**() "Computationally Efficient Nonlinear Dynamic Analysis for Stress/Strain Applications,"*Journal of Computational and Nonlinear Dynamics* - Harvie, J., Dardeno, T.,
**Avitabile, P.**() "Developments in the Prediction of Full Field Dynamics for the Nonlinear Forced Response of Reduced Order System Models,"*Journal of Computational and Nonlinear Dynamics* **Avitabile, P.**() "Response of Highly Reduced Order Linear Cascaded Components with Nonlinear Component Interconnections with Full Space Expansion,"*Systems Journal*- Reyes, J.,
**Avitabile, P.**(2016) "A Study on the Dynamic Interaction of Shock Response Fixtures and Test Payload,"*Proceedings of the Thirty-Fourth International Modal Analysis Conference* - Logan, P.,
**Avitabile, P.**(2016) "Calibration of Non-Contacting Force Excitation, Part 1: Frequency Domain Methods,"*Proceedings of the Thirty-Fourth International Modal Analysis Conference* - Dardeno, T.,
**Avitabile, P.**(2016) "Calibration of Non-Contacting Force Excitation, Part 2: Time Domain Approaches,"*Proceedings of the Thirty-Fourth International Modal Analysis Conference* - EydaniAsl, M., Niezrecki, C., Sherwood, J.A.,
**Avitabile, P.**(2016) "Design of Scaled-Down Composite I-beams for Dynamic Characterization in Subcomponent Testing of a Wind Turbine Blade,"*Proceedings of the Thirty-Fourth International Modal Analysis Conference* - Obando, S.,
**Avitabile, P.**(2016) "Developments in the Prediction of Full Field Dynamics for the Nonlinear Forced Response of Reduced Order System Models,"*Proceedings of the Thirty-Fourth International Modal Analysis Conference* - Chen, S., Niezrecki, C.,
**Avitabile, P.**, Logan, P., Dardeno, T. (2016) "Experimental Mapping of the Acoustic Field Generated by Ultrasonic Transducers,"*Proceedings of the Thirty-Fourth International Modal Analysis Conference* - Poozesh, P., Sabino, D., Niezrecki, C.,
**Avitabile, P.**(2016) "Improving mass sensitivity technique to scale operating deflection shapes,"*Proceedings of the Thirty-Fourth International Modal Analysis Conference* - Asl, M.E. (University of Massachusetts Lowell), Niezrecki, C., Sherwood, J.A.,
**Avitabile, P.**(2015) "Predicting the Vibration Response in Subcomponent Testing of Wind Turbine Blades,"*Special Topics in Structural Dynamics: Proceedings of the 33rd IMAC*6: pp. 115-123 - Asl, M., Niezrecki, C., Sherwood, J.A.,
**Avitabile, P.**(2014) "Application of structural similitude theory in subcomponent testing of wind turbine blades,"*Proceedings of the American Society for Composites - 29th Technical Conference, ASC 2014; 16th US-Japan Conference on Composite Materials; ASTM-D30 Meeting* **Avitabile, P.**, Baqersad, J., Niezrecki, C. (2014) "Using digital image correlation and three dimensional point tracking in conjunction with real time operating data expansion techniques to predict full-field dynamic strain,"*AIP Conference Proceedings*1600: pp. 3-22- Niezrecki, C.,
**Avitabile, P.**, Chen, J., Sherwood, J.A., Lundstrom, T., LeBlanc, B., Hughes, S., Desmond, M., Beattie, A., Rumsey, M., Klute, S., Pedrazzani, R., Werlink, R., Newman, J. (2014) "Inspection and Monitoring of Wind Turbine Blade-Embedded Wave Defects During Fatigue Testing,"*Structural Health Monitoring*13:6 pp. 629-643 - Obando, S., Baqersad, J.,
**Avitabile, P.**(2014) "Improved modal characterization using hybrid data,"*Sound and Vibration*48:6 pp. 8-12 **Avitabile, P.**, Nonis, C., Obando, S. (2014) "System model modes developed from expansion of uncoupled component dynamic data,"*Strojniski Vestnik/Journal of Mechanical Engineering*60:5 pp. 287-297- Baqersad, J., Niezrecki, C.,
**Avitabile, P.**(2014) "Predicting full-field dynamic strain on a three-bladed wind turbine using three dimensional point tracking and expansion techniques,"*Proceedings of SPIE - The International Society for Optical Engineering*9061: - Nonis, C., Thibault, L., Marinone, T.,
**Avitabile, P.**(2014) "Development of Full Space System Model Modes from Expansion of Reduced Order Component Modal Information,"*Conference Proceedings of the Society for Experimental Mechanics Series*45:7 pp. 353-367 - Harvie, J.,
**Avitabile, P.**(2014) "Effects of precise FRF measurements for frequency based substructuring,"*Conference Proceedings of the Society for Experimental Mechanics Series*36:2 pp. 277-285 - Marinone, T., Thibault, L.,
**Avitabile, P.**(2014) "Expansion of Nonlinear System Response Using Linear Transformation Matrices from Reduced Component Model Representations,"*Conference Proceedings of the Society for Experimental Mechanics Series*45:7 pp. 743-769 - Baqersad, J., Poozesh, P., Niezrecki, C.,
**Avitabile, P.**(2014) "Comparison of Modal Parameters Extracted Using MIMO, SIMO, and Impact Hammer Tests on a Three-Bladed Wind Turbine,"*Proceedings of the IMAC-XXXII* - Baqersad, J., Niezrecki, C.,
**Avitabile, P.**(2014) "Effects of Boundary Conditions on the Structural Dynamics of Wind Turbine Blades. Part 1: Flapwise Modes,"*Proceedings of the IMAC-XXXII* - Baqersad, J., Niezrecki, C.,
**Avitabile, P.**(2014) "Effects of Boundary Conditions on the Structural Dynamics of Wind Turbine Blades. Part 2: Edgewise Modes,"*Proceedings of the IMAC-XXXII* - Carr, J., Niezrecki, C.,
**Avitabile, P.**(2014) "Full Field Dynamic Strain on Wind Turbine Blade Using Digital Image Correlation Techniques and Limited Sets of Measured Data from Photogrammetric Targets,"*Proceedings of the IMAC-XXXII* - Lundstrom, T., Niezrecki, C.,
**Avitabile, P.**(2013) "Appropriate Rigid Body Correction of Stereophotogrammetry Measurements Made on Rotating Systems,"*Experimental Techniques* **Avitabile, P.**(2013) "Modal space - In our own little world,"*Experimental Techniques*37:1 pp. 4-6- LeBlanc, B., Niezrecki, C.,
**Avitabile, P.**, Chen, J., Sherwood, J.A. (2013) "Damage detection and full surface characterization of a wind turbine blade using three-dimensional digital image correlation,"*Structural Health Monitoring*12:5-6 pp. 430-439 - Niezrecki, C.,
**Avitabile, P.**, Chen, J., Sherwood, J., Lundstrom, T., LeBlanc, B., Hughes, S., Desmond, M., Beattie, A., Rumsey, M., Klute, S.M., Werlink, R., Newman, J. (2013) "Inspection and Monitoring of Wind Turbine Blade Embedded Defects During Fatigue Testing,"*Proceedings of the 9th International Workshop on Structural Health Monitoring* **Avitabile, P.**, Harvey, E., Ruddock, J. (2013) "Comparison of full field strain distributions to predicted strain distributions from limited sets of measured data for SHM applications,"*Key Engineering Materials*569-570: pp. 1140-1147- Baqersad, J., Lundstrom, T., Niezrecki, C.,
**Avitabile, P.**(2013) "Monitoring the Dynamics of Operating Helicopter Rotor using 3D Digital Stereophotogrammetry,"*11th International Conference on Recent Advances in Structural Dynamics* - Javad, J., Lundstrom, T., Niezrecki, C.,
**Avitabile, P.**(2013) "Measuring the dynamics of operating helicopter rotors and wind turbines using 3D digital stereophotogrammetry,"*Annual Forum Proceedings - AHS International*3: pp. 2250-2256 **Avitabile, P.**, Pingle, P., Carr, J., Niezrecki, C. (2013) "Alternate techniques/new approaches for identification of full field dynamic stress strain from limited sets of measured data for wind turbine applications,"*Collection of Technical Papers - AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference*- Thibault, L.,
**Avitabile, P.**, Foley, J., Wolfson, J. (2013) "Equivalent reduced model technique development for nonlinear system dynamic response,"*Mechanical Systems and Signal Processing*36:2 pp. 422-455 - Hsieh, R., Moore, R., Sroka, S., Lake, J., Stull, C.,
**Avitabile, P.**(2013) "Analysis and dynamic characterization of a resonant plate for shock testing,"*Conference Proceedings of the Society for Experimental Mechanics Series*6: pp. 515-533 - Pingle, P.,
**Avitabile, P.**(2013) "Analytical and experimental learning in a vibrations course at the University of Massachusetts Lowell,"*Conference Proceedings of the Society for Experimental Mechanics Series*6: pp. 249-264 - Baqersad, J., Niezrecki, C.,
**Avitabile, P.**, Slattery, M. (2013) "Dynamic characterization of a free-freewind turbine blade assembly,"*Conference Proceedings of the Society for Experimental Mechanics Series*6: pp. 303-312 - Carr, J., Baqersad, J., Niezrecki, C.,
**Avitabile, P.**, Slattery, M. (2013) "Predicting dynamic strain on wind turbine blade using digital image correlation techniques in conjunction with analytical expansion methodologies,"*Conference Proceedings of the Society for Experimental Mechanics Series*6: pp. 295-302 - Marinone, T.,
**Avitabile, P.**, Foley, J., Wolfson, J. (2012) "Efficient computational nonlinear dynamic analysis using modal modification response technique,"*Mechanical Systems and Signal Processing*31: pp. 67-93 - Chipman, C.,
**Avitabile, P.**(2012) "Expansion of transient operating data,"*Mechanical Systems and Signal Processing*31: pp. 1-12 **Avitabile, P.**(2012) "How free does a test need to be? Does it really matter that much?,"*Experimental Techniques*36:5 pp. 1-2**Avitabile, P.**(2012) "If you don't excite a structure at its natural frequency then how can you know what it is?,"*Experimental Techniques*36:4 pp. 1-2**Avitabile, P.**(2012) "Modal space - In our own little world,"*Experimental Techniques*36:3 pp. 1-2**Avitabile, P.**(2012) "Modal space: Sometimes when i have a double impact, i switch hammer tips to eliminate it. Is that OK?,"*Experimental Techniques*36:1 pp. 1-2- Page, C.,
**Avitabile, P.**, Niezrecki, C. (2012) "Passive noise reduction using the modally enhanced dynamic absorber,"*Conference Proceedings of the Society for Experimental Mechanics Series*6: pp. 637-648 **Avitabile, P.**, Pingle, P. (2012) "Prediction of full field dynamic strain from limited sets of measured data,"*Shock and Vibration*19:5 pp. 765-785- Fetfatsidis, K.A., Mitchell, C., Sherwood, J.A., Harvey, E.,
**Avitabile, P.**(2012) "Simulating the manufacturing process and subsequent structural stiffness of composite wind turbine blades with and without defects,"*Trans Tech Publications Ltd*504-506: pp. 249-254 **Avitabile, P.**(2012) "So what really is a drive point FRF? Do you have to impact exactly at the same point?,"*Experimental Techniques*36:6 pp. 1-2- LeBlanc, B., Niezrecki, C.,
**Avitabile, P.**, Sherwood, J.A., Chen, J. (2012) "Surface stitching of a wind turbine blade using digital image correlation,"*Springer New York*6: pp. 277-284 - Lundstrom, T., Baqersad, J., Niezrecki, C.,
**Avitabile, P.**(2012) "Using high-speed stereophotogrammetry techniques to extract shape information from wind turbine/rotor operating data,"*Conference Proceedings of the Society for Experimental Mechanics Series*6: pp. 269-275 **Avitabile, P.**(2011) "Back to basics,"*Experimental Techniques*35:5 pp. 1-2- Warren, C., Niezrecki, C.,
**Avitabile, P.**, Pingle, P. (2011) "Comparison of FRF measurements and mode shapes determined using optically image based, laser, and accelerometer measurements,"*Mechanical Systems and Signal Processing*25:6 pp. 2191-2202 **Avitabile, P.**(2011) "Does the structure need to come to rest between impact measurements? Doesn't the damping window take care of that?,"*Experimental Techniques*35:2 pp. 1-2- Pingle, P.,
**Avitabile, P.**(2011) "Full-field dynamic stress/strain from limited sets of measured data,"*Sound and Vibration*45:8 pp. 10-14 - LeBlanc, B., Niezrecki, C.,
**Avitabile, P.**, Chen, J., Sherwood, J.A., Hughes, S. (2011) "Full-field inspection of a wind turbine blade using three-dimensional digital image correlation,"*SPIE*7979: pp. The Society of Photo-Optical Instrumentation Engineers (SPIE); American Society of Mechanical Engineers **Avitabile, P.**(2011) "Is there really a difference running a modal test with MIMO as opposed to SISO?,"*Experimental Techniques*35:4 pp. 1-2**Avitabile, P.**(2011) "Will the support mechanism have any effect on FRFs?,"*Experimental Techniques*35:1 pp. 1-2- Butland, A.,
**Avitabile, P.**(2010) "A reduced order, test verified component mode synthesis approach for system modeling applications,"*Mechanical Systems and Signal Processing*24:4 pp. 904-921 **Avitabile, P.**(2010) "Back to basics,"*Experimental Techniques*34:4 pp. 13-14**Avitabile, P.**(2010) "Can the shaker stinger have any effect on the frequency response measurements?,"*Experimental Techniques*34:3 pp. 11-12- Nicgorski, D.,
**Avitabile, P.**(2010) "Conditioning of FRF measurements for use with frequency based substructuring,"*Mechanical Systems and Signal Processing*24:2 pp. 340-351 **Avitabile, P.**(2010) "Curvefitting still seems like black magic to me. Can you explain transfer function, FRF, and parameters to me?,"*Experimental Techniques*34:1 pp. 13-14- Nicgorski, D.,
**Avitabile, P.**(2010) "Experimental issues related to frequency response function measurements for frequency-based substructuring,"*Mechanical Systems and Signal Processing*24:5 pp. 1324-1337 **Avitabile, P.**(2010) "Hey-I ran a test and got some extra modes. Does the overall test set up have any effect?,"*Experimental Techniques*34:6 pp. 9-10**Avitabile, P.**(2010) "I hear mode participation all the time What does that really mean?,"*Experimental Techniques*34:5 pp. 9-10**Avitabile, P.**(2010) "Is there any effect in impact testing when hitting harder or softer with the different tips?,"*Experimental Techniques*34:2 pp. 13-14**Avitabile, P.**, Niezrecki, C., Helfrick, M., Warren, C., Pingle, P. (2010) "Noncontact measurement techniques for model correlation,"*Sound and Vibration*44:1 pp. 8-13- Sherwood, J., Fetfatsidis, K., Winchester, D., Jauffr?s, D.,
**Avitabile, P.**, Chen, J. (2010) "Using modal analysis to investigate the validity of finite element models for simulating the thermostamping of woven-fabric reinforced composites,"*International Journal of Material Forming*3:SUPPL. 1 pp. 687-690 - Pennell, S.,
**Avitabile, P.**, White, J. (2009) "An engineering-oriented approach to the introductory differential equations course,"*PRIMUS*19:1 pp. 88-99 **Avitabile, P.**(2009) "Back to basics,"*Experimental Techniques*33:6 pp. 19-20**Avitabile, P.**, O'Callahan, J. (2009) "Efficient techniques for forced response involving linear modal components interconnected by discrete nonlinear connection elements,"*Mechanical Systems and Signal Processing*23:1 pp. 45-67**Avitabile, P.**(2009) "Modal Space: Back to basic,"*Experimental Techniques*33:1 pp. 11-12**Avitabile, P.**(2009) "MODAL SPACE: Do you really need an accurate updated model? What are the effects if it is not perfect?,"*Experimental Techniques*33:2 pp. 11-12**Avitabile, P.**(2009) "MODAL SPACE: I made a stiffness change to the tip of a cantilever, beam but l can only shift the frequency so far. What's up?,"*Experimental Techniques*33:4 pp. 9-10**Avitabile, P.**(2009) "Modal space: I made a stiffness modification to a free-free system. The flexible modes shifted down! What's up?,"*Experimental Techniques*33:3 pp. 13-14**Avitabile, P.**(2008) "Integrating dynamic systems materials in to a mechanical engineering curriculum through innovative use of web-based acquisition and hands-on application and use of virtual graphical user interfaces: Part 4: Alternate approaches for teaching fourier series applications,"*Experimental Techniques*32:2 pp. 16-22**Avitabile, P.**(2008) "Integrating dynamic systems materials into a mechanical engineering curriculum through innovative use of web-based acquisition and hands-on application and use of virtual graphical user interfaces Part 3: Dynamic systems - Analytical and experimental system characterization,"*Experimental Techniques*32:1 pp. 17-23**Avitabile, P.**(2008) "Integrating dynamic systems materials into a mechanical engineering curriculum through innovative use of web-based acquisition and hands-on application and use of virtual graphical user interfaces Part 6: Design of a measurement system to integrate STEM material,"*Experimental Techniques*32:4 pp. 19-22**Avitabile, P.**(2008) "Integrating dynamic systems materials into a mechanical engineering curriculum through innovative use of web-based acquisition and hands-on application and use of virtual graphical user interfaces: Part 5: Graphical user interfaces (GUIs) assist in solidifying analytical materials,"*Experimental Techniques*32:3 pp. 18-27**Avitabile, P.**(2008) "MODAL SPACE: A reference DOF is needed for all modal software systems. Why is the FFT analyzer reference different?,"*Experimental Techniques*32:2 pp. 9-10**Avitabile, P.**(2008) "Modal space: Double impacts are undesirable. What about multiple impacts?,"*Experimental Techniques*32:6 pp. 19-20**Avitabile, P.**(2008) "MODAL SPACE: My accelerometer is not overloaded, but the measurement is terrible. What could be wrong?,"*Experimental Techniques*32:5 pp. 11-12**Avitabile, P.**(2008) "Modal Space: My coherence is better in some measurements than others when impact testing. Am I doing something wrong?,"*Experimental Techniques*32:4 pp. 17-18**Avitabile, P.**(2008) "Modal space: Should more residuals be used to improve a curvefit? The results look better when many extra terms are used,"*Experimental Techniques*32:3 pp. 13-14**Avitabile, P.**(2008) "Modal space: Sometimes the mode shapes appear to be rotated from what is expected. Are the modes wrong?,"*Experimental Techniques*32:1 pp. 11-12- Sherwood, J.A.,
**Avitabile, P.**(2007) "A real-world experience using linkages to teach design, analysis, cad and technical writing,"*American Society for Engineering Education*pp. Dassault Systemes; HP; Lockheed Martin; IBM; DuPont; et al **Avitabile, P.**(2007) "Integrating dynamic systems materials into a mechanical engineering curriculum through innovative use of web-based acquisition and hands-on application and use of virtual graphical user interfaces: Part 1: Background of problem and generic methodology employed,"*Experimental Techniques*31:5 pp. 23-29**Avitabile, P.**(2007) "Integrating dynamic systems materials into a mechanical engineering curriculum through innovative use of web-based acquisition and hands-on application and use of virtual graphical user interfaces: Part 2: Numerical difficulties processing measured data,"*Experimental Techniques*31:6 pp. 30-35**Avitabile, P.**(2007) "MODAL SPACE: Bolted joints are common in structures. Can the frequency change significantly due to joints?,"*Experimental Techniques*31:6 pp. 25-26**Avitabile, P.**(2007) "Modal space: How do you interpret the stability diagram? And how do data points affect the fit?,"*Experimental Techniques*31:4 pp. 13-14**Avitabile, P.**(2007) "Modal space: How do you select the reference location for a modal test? What needs to be considered?,"*Experimental Techniques*31:3 pp. 17-18**Avitabile, P.**(2007) "Modal space: The stability diagram has poles that are not indicated by the MMIF or CMIF; Are they really modes?,"*Experimental Techniques*31:5 pp. 17-18**Avitabile, P.**(2007) "Modal space: What is MRIT? I hear people talk about it for impact testing,"*Experimental Techniques*31:1 pp. 13-14**Avitabile, P.**(2007) "Teaching experimental structural dynamics applications,"*Sound and Vibration*41:11 pp. 14-21- Shaw, R., Gur, B.,
**Avitabile, P.**, Sherwood, J.A. (2006) "Baseball bat model identification and detection of system changes through in situ experimental modal models developed on the field,"*Springer New York*pp. Society for Experimental Mechanics (SEM) **Avitabile, P.**(2006) "Modal space: Can modal parameters be extracted for heavily damped modes when you can't see them in the measured FRFs?,"*Experimental Techniques*30:2 pp. 13-14**Avitabile, P.**(2006) "Modal space: Is there any problem running a modal test to 2 KHz but only analyzing up to 500 Hz?,"*Experimental Techniques*30:4 pp. 13-14**Avitabile, P.**(2006) "Modal space: Should the measurement bandwidth match the frequency range of interest for impact testing,"*Experimental Techniques*30:1 pp. 15-16**Avitabile, P.**(2006) "Modal space: Someone told me that operating modal analysis produces better results and that damping is much more realistic,"*Experimental Techniques*30:6 pp. 25-26**Avitabile, P.**(2006) "Modal space: What effect can the test set up and the rigid body modes have on the higher flexible modes of interest?,"*Experimental Techniques*30:3 pp. 19-20**Avitabile, P.**(2006) "Modal space: What is a good MAC value so that I know my model is right?,"*Experimental Techniques*30:5 pp. 17-18**Avitabile, P.**(2006) "Part 5: 101 ways to extract modal parameters - Which one is for me?,"*Experimental Techniques*30:5 pp. 48-56- Pennell, S.A.,
**Avitabile, P.**, White, J.R. (2005) "An interdisciplinary, multisemester project relating differential equations and engineering," **Avitabile, P.**(2005) "And more again on the of part 2 of 3 - Improvement,"*Sound and Vibration*39:6 pp. 5-6**Avitabile, P.**(2005) "And more again on the state of engineering education, Part 3 of 3 - Thoughts,"*Sound and Vibration*39:7 pp. 5-6**Avitabile, P.**(2005) "Back to basics,"*Experimental Techniques*29:1 pp. 15-16**Avitabile, P.**(2005) "Editorial: And more again on the state of engineering education, part 1 of 3 - Dirty hands,"*Sound and Vibration*39:5 pp. 5-6**Avitabile, P.**(2005) "Modal space: Back to basics,"*Experimental Techniques*29:3 pp. 25-26**Avitabile, P.**(2005) "Modal space: Back to basics,"*Experimental Techniques*29:6 pp. 23-24**Avitabile, P.**(2005) "Modal space: Back to basics,"*Experimental Techniques*29:4 pp. 13-14**Avitabile, P.**(2005) "Modal space: I know that certain shaker excitations have different characteristics, but which is the best to use?,"*Experimental Techniques*29:2 pp. 15-16**Avitabile, P.**(2004) "Modal space: Do I need to have an accelerometer mounted in the X, Y and Z directions to do a modal test?,"*Experimental Techniques*28:3 pp. 15-16**Avitabile, P.**(2004) "Modal Space: Number of points needed for a modal test and the necessity of defining the entire shape,"*Experimental Techniques*28:2 pp. 13-14**Avitabile, P.**(2004) "Modal space: What's the difference between local and global curvefitting?,"*Experimental Techniques*28:1 pp. 13-14**Avitabile, P.**(2003) "Back to basics,"*Experimental Techniques*27:4 pp. 11-12**Avitabile, P.**, O'Callahan, J. (2003) "Frequency response function expansion for unmeasured translation and rotation DOFS for impedance modelling applications,"*Mechanical Systems and Signal Processing*17:4 pp. 723-745**Avitabile, P.**(2003) "Modal Analysis/Dynamic Systems,"*Experimental Techniques*27:6 pp. 32-33**Avitabile, P.**(2003) "Modal space,"*Experimental Techniques*27:6 pp. 25-26**Avitabile, P.**(2003) "Modal space back to basics,"*Experimental Techniques*27:1 pp. 15-16**Avitabile, P.**(2003) "Modal space back to basics,"*Experimental Techniques*27:2 pp. 15-17**Avitabile, P.**(2003) "Modal space: Back to basics,"*Experimental Techniques*27:3 pp. 17-18**Avitabile, P.**(2003) "Modal space: I ran a modal test on a portion of a structure of concern and many modes look the same! What did I do wrong?,"*Experimental Techniques*27:5 pp. 13-14**Avitabile, P.**(2003) "Thinking is Required!!!,"*S V Sound and Vibration*37:8 pp. 5-6**Avitabile, P.**(2003) "Twenty years of structural dynamic modification - A review,"*S V Sound and Vibration*37:1 pp. 14-27**Avitabile, P.**(2002) "Back to basics,"*Experimental Techniques*26:4 pp. 11-12**Avitabile, P.**(2002) "Modal Space,"*Experimental Techniques*26:6 pp. 17-19**Avitabile, P.**(2002) "Modal space back to basics,"*Experimental Techniques*26:3 pp. 17-18**Avitabile, P.**(2002) "Modal space: Back to basics,"*Experimental Techniques*26:5 pp. 11-12**Avitabile, P.**, Chandler, D. (2002) "Selection of measurement references using the TRIP technique,"*S V Sound and Vibration*36:4 pp. 14-17**Avitabile, P.**(2001) "A comparison of some common system-modeling approaches,"*Shock and Vibration Digest*33:4 pp. 281-291**Avitabile, P.**(2001) "Back to basics,"*Experimental Techniques*25:5 pp. 17-18- Smith, D.R., Weech, K., Teutsch, J.,
**Avitabile, P.**, Gwaltney, G., Sheehan, M., Cho, M. (2001) "Comparison of pressure measurements and operating data for wind excitation of telescope structures,"*Proceedings of the International Modal Analysis Conference - IMAC*2: pp. 1043-1047 **Avitabile, P.**, O'Callahan, J. (2001) "Dynamic expansion of frequency response functions for the full FRF matrix,"*Proceedings of the International Modal Analysis Conference - IMAC*1: pp. 887-896**Avitabile, P.**(2001) "Experimental modal analysis a simple non-mathematical presentation,"*S V Sound and Vibration*35:1 pp. 20-31**Avitabile, P.**, Teutsch, J., Weech, K., Smith, D., Gwaltney, G., Sheehan, M. (2001) "Modal and operating characterization of an optical telescope,"*Proceedings of the International Modal Analysis Conference - IMAC*1: pp. 790-798**Avitabile, P.**(2001) "Modal space - Back to basics,"*Experimental Techniques*25:2 pp. 11-12**Avitabile, P.**(2001) "Model space back to basics,"*Experimental Techniques*25:4 pp. 19-20**Avitabile, P.**, Hunnell, J.M., Frank, A., DeVlaminck, J. (2001) "Study of different analytical model configurations to account for manufacturing variability using model correlation tools,"*Experimental Techniques*25:1 pp. 46-51**Avitabile, P.**, Seymour, J. (2000) "Correlation considerations: Effects of plate flatness,"*Proceedings of the International Modal Analysis Conference - IMAC*2: pp. 1270-1275- Piergentili, F.,
**Avitabile, P.**, O'Callahan, J. (2000) "Dynamic expansion of frequency response functions,"*Shock and Vibration Digest*32:1 pp. 65 **Avitabile, P.**(2000) "Modal space - back to basics,"*Shock and Vibration Digest*32:1 pp. 55-56**Avitabile, P.**(2000) "Model updating - endless possibilities,"*Proceedings of the International Modal Analysis Conference - IMAC*1: pp. 562-570**Avitabile, P.**(2000) "Model updating - endless possibilities,"*S V Sound and Vibration*34:9 pp. 20-28**Avitabile, P.**, Hunnell, J.M., Frank, A., DeVlaminck, J. (2000) "Study of different analytical model configurations to account for manufacturing variability using model correlation tools,"*Proceedings of the International Modal Analysis Conference - IMAC*2: pp. 1296-1301**Avitabile, P.**(2000) "Testing the Gemini 8 m telescopes,"*Experimental Techniques*24:6 pp. 52-54**Avitabile, P.**, Piergentili, F., Lown, K. (1999) "Identifying dynamic loadings from measured responses,"*S V Sound and Vibration*33:8 pp. 24-28**Avitabile, P.**(1999) "Why you can't ignore those vibration fixture resonances,"*S V Sound and Vibration*33:3 pp. 20-26**Avitabile, P.**, Pechinsky, F. (1998) "The coordinate orthogonality check (CORTHOG),"*Mechanical Systems and Signal Processing*12:3 pp. 395-414**Avitabile, P.**, Haselton, D. (1997) "New procedure for selecting modal testing reference locations,"*S V Sound and Vibration*31:4 pp. 24-29**Avitabile, P.**, O'Callahan, J.C. (1991) "Efficient method for forced nonlinear response using a structural dynamic modification technique,"*The International journal of analytical and experimental modal analysis*6:3 pp. 189-200**Avitabile, P.**, O'Callahan, J.C. (1991) "Understanding structural dynamic modification and the effects of truncation,"*The International journal of analytical and experimental modal analysis*6:4 pp. 215-235**Avitabile, P.**, O'Callahan, J. (1990) "Understanding truncation effects in structural dynamic modification,"*S V Sound and Vibration*24:6 pp. 18-26**Avitabile, P.**, Sonderegger, H.R., O'Callahan, J.C. (1979) "Simplified impulse test for verification of calculated valve assembly fundamental frequency.,"

## Presentations

*, July**- Model Correlation Seminar,**- Model Correlation Seminar,**- ICEDyn International Conference, June 2011*- Tavira, Portugal*- Basic/Advanced Experimental Modal Analysis, 2010**- Experimental Modal Analysis Seminar, 2008**- Experimental Modal Analysis Seminar, 2007**- Model Correlation Seminar, 2007**- Basic/Advanced Experimental Modal Analysis, 2000**- Model Correlation and Updating Seminar, 2000**- Model Correlation Seminar, 1999**- Experimental Modal Analysis Seminar, 1996**- Experimental Modal Analysis/Modal Correlation Seminar, 1993**- Analytical/Experimental Modal Analysis Seminar, 1992**- Structural Dynamic Modeling Techniques, 1991*

## Contracts, Fellowships, Grants and Sponsored Research

- I/UCRC: Wind Energy, Science, Technology, and Research (WindSTAR) (2014),
*- Division of Industrial Innovation and Partnerships, National Science Foundation*

Schmidt, D. (Co-Principal), Niezrecki, C. (Principal), Willis, D.J. (Co-Principal),**Avitabile, P.**(Co-Principal), Hansen, C.J. (Co-Principal) - Perform structural dynamic testing for a 48m wind turbine blade (2012),
*Grant - NREL Wind Turbine Test Lab***Avitabile, P.**(Principal) - Collaborative Research: I/UCRC for Wind Energy, Science, Technology, and Research (WindSTAR) (2014),
*Grant - National Science Foundation and company members*

Sherwood, J.A.,**Avitabile, P.**, Niezrecki, C., Hansen, C.J., Willis, D.J. - Collaborative Research: I/UCRC for Wind Energy, Science, Technology, and Research (2014),
*Grant -***Avitabile, P.**(Co-Principal) - Collaborative Research: Enabling Non-contact Structural Dynamic Identification wi (2013),
*Grant -***Avitabile, P.**(Principal) - SEP: Collaborative: Achieving a Sustainable Energy Pathway for Wind Turbine Blade (2012),
*Grant -***Avitabile, P.**(Co-Principal) - RES: Evaluation of Ultrasonic Excitation Techniques (2014),
*Contract -***Avitabile, P.**(Principal) - Drop Stitch Panel Modal Test Support (2014),
*-***Avitabile, P.**(Principal) - Development of Dynamic Response Modeling Techniques for Linear Modal Components (2010),
*Grant -***Avitabile, P.**(Principal) - 56 Meter Turbine Blade Modal Test Support (2014),
*-***Avitabile, P.**(Principal) - Development of Dynamic Response Modeling Techniques for Linear Modal Components Interconnected with Non-linear Connection Elements (2010),
*Grant - Eglin Air Force Base* - Multi-Modal Remote Sensing System (MRSS) for Transportation Infrastructure Inspec (2011),
*-***Avitabile, P.**(Co-Principal) - RES Experimental Modal Test of the Haystack Antenna Yoke Structure (2012),
*- AIR FORCE RESEARCH LABORATORY***Avitabile, P.**(Principal) - Collaborative Research: Planning Grant: I/UCRC for Wind Energy, Science, Technolo (2012),
*Grant -***Avitabile, P.**(Co-Principal) - Multi-Modal Remote Sensing System for Transportation Infrastructure Inspection (2011),
*Grant - Department of Transportation* - Passive Noise Reduction Using the Modally Enhanced Dynamic Absorber (2010),
*Grant -***Avitabile, P.**(Principal) - (2010),
*Grant - Eglin Air Force Base***Avitabile, P.**(Principal) - RES Dynamic Test - Propulsion Systems and Components (2012),
*-***Avitabile, P.**(Principal) - RES 49 Meter Turbine Blade Modal Test Support (2012),
*-***Avitabile, P.**(Principal) - (2010),
*Grant - Pratt & Whitney***Avitabile, P.**(Principal) - Nanomanufacturing of Multifunctional Sensors (2010),
*Contract -***Avitabile, P.**(Co-Principal) - Office of Naval Research Grant N00014-11-1-10163 (2010),
*Grant - Office of Naval Research***Avitabile, P.**(Principal) - Workshop: 2011 Wind Energy Research Workshop, Lowell, MA August 2011 (2011),
*Grant -***Avitabile, P.**(Co-Principal) - (2009),
*Grant - Army Research Office***Avitabile, P.**(Co-Principal) - 49 Meter Turbine Blade Modal Test Support (2011),
*-***Avitabile, P.**(Principal) - (2011),
*- PCB Piezotronics***Avitabile, P.** - Support Effort for Test/ Analysis for Evaluation of the Modally Enhanced Dynamic (2011),
*- NAVY***Avitabile, P.**(Principal) - Small Integrally Bladed Rotors Mistuning Rig Support Effort (2010),
*-***Avitabile, P.**(Principal) - Structural Dynamic Testing of Typical Automotive Component Parts (2009),
*-***Avitabile, P.**(Principal) - Army Research Office Army Nanomanufac –S51310000006662 (2007),
*Grant - Army Research Office***Avitabile, P.**(Co-Principal) - Perform structural dynamic testing for a 48m wind turbine blade (2011),
*Grant - NREL Wind Turbine Test Lab* - RES - DDG 1000 MTG Modal Test (2010),
*Grant -***Avitabile, P.**(Principal) - (2009),
*Grant - Department of Energy***Avitabile, P.**(Co-Principal) - UMass President’s Office: Science and Technology Initiatives Fund (2010),
*Grant - UMass President’s Office***Avitabile, P.** - (2011),
*Grant - Oasis Technology***Avitabile, P.**(Principal) - (2009),
*Grant - NSF CMMI***Avitabile, P.**(Co-Principal) - Army Research Office Army Nanomanufac –S51310000006662 (2007),
*Grant - Army Research Office***Avitabile, P.** - Leuven Measurement Systems (05-08758) (2001),
*Grant -***Avitabile, P.**(Principal) - (2010),
*Grant - Bosch Corp***Avitabile, P.** - (2010),
*Grant - DRS Power Technology***Avitabile, P.** - (2008),
*Grant - Bosch Corp***Avitabile, P.**(Principal) - (2009),
*Grant - Bosch Corp***Avitabile, P.**(Principal) - Dynamic Characterization & Detection for Small Scale Building (2009),
*- ARMY CORPS OF ENGINEERS***Avitabile, P.**(Principal) - Frequency Determination for Golf Club Related Equipment Acushnet Company (2008),
*Grant -***Avitabile, P.**(Principal) - (2007),
*- National Science Foundation*

Kurup, P.U. (Co-Principal), Niezrecki, C. (Principal), Chen, J., Sherwood, J.A.,**Avitabile, P.** - (2008),
*Grant - Acushnet Corp***Avitabile, P.**(Principal) - SYSTEM MODELING APPROACHES OF HELICOPTER/WING/MISSILE CONFIGURATIONS (2007),
*Grant -***Avitabile, P.**(Principal) - Army Redstone Arsenal/Dynetics (S80001780000005) (S10002790000005) (S11104340000005) (S51310000006536) (2003),
*Grant -***Avitabile, P.** - Technical Support for the Modal Analysis Activities at Bobcat Company (2007),
*Grant -***Avitabile, P.**(Principal) - Technical Support for the Modal Analysis Activities at Rolls-Royce Corporation (2007),
*-***Avitabile, P.**(Principal) - Bobcat – L110106 (2007),
*Grant -***Avitabile, P.**(Principal) - NSF Basic Research – L110194 (2007),
*Grant - NSF***Avitabile, P.**(Co-Principal) - Roll Royce – L110034 (2007),
*Grant -***Avitabile, P.** - General Motors Corp – L110005 (2007),
*Grant -***Avitabile, P.**(Principal) - Variability in Extracted Modal Parameters for a Set of Automotive Tests (2007),
*Grant -***Avitabile, P.**(Principal) - (2005),
*Grant - EIC Laboratories***Avitabile, P.**(Co-Principal) - Analogic Corp L109895 (2006),
*Grant -***Avitabile, P.**(Principal) - Florida Department of Transportation (L 108895) (2005),
*Grant -***Avitabile, P.**(Co-Principal) - National Science Foundation – Engineering Education (S21001950000005) (2003),
*Grant -***Avitabile, P.** - Cessna Aircraft (L108829) (2005),
*Grant -***Avitabile, P.** - Spectral Dynamics (105709) (05-08692) (2000),
*Grant -***Avitabile, P.**(Principal) - Canadian Space Agency (S83002540000006) (2003),
*Grant -***Avitabile, P.**(Principal) - BF Goodrich (S80002420000005) (2003),
*Grant -***Avitabile, P.**(Principal) - Bruker Daltonics (05-09106) (2001),
*Grant -***Avitabile, P.**(Co-Principal) - BAE Systems (05-09094) (2001),
*Grant -***Avitabile, P.**(Principal) - EMC Corp (05-08742) (2001),
*Grant -***Avitabile, P.**(Principal) - General Motors (05-08859) (2001),
*Grant -***Avitabile, P.**(Principal) - LMT Telescope (05-08166) (2001),
*Grant -***Avitabile, P.**(Co-Principal) - NASA Glenn/ SEM (05-08776) (2001),
*Grant -***Avitabile, P.**(Principal) - NOAO Gemini 8m Telescope (05-08570) (2000),
*Grant -***Avitabile, P.**(Co-Principal) - (1992),
*- Apple Computer***Avitabile, P.**(Principal) - (1991),
*- Southwest Research Inst/ Army Materials Test Laboratory***Avitabile, P.**(Principal) - (1988),
*- Brown & Sharpe***Avitabile, P.**(Principal) - (1987),
*- ADE Corporation***Avitabile, P.**(Principal) - (1987),
*- Brown & Sharpe***Avitabile, P.**(Principal) - (1987),
*- Digital Equipment Corp***Avitabile, P.**(Principal)