ASHKAN VAZIRI

Lecturer on Engineering

Research Associate

Division of Engineering and Applied Sciences

Harvard University

 

Visiting Scholar

Department of Bioengineering

University of California at Berkeley

 

Research Affiliate

Biological Engineering Division

Massachusetts Institute of Technology

 

 

Contacts

DEAS, Harvard University

29 Oxford Street
Pierce 316

Cambridge, MA 02138

avaziri@deas.harvard.edu

Phone:  (617)-496-5167

Fax:      (617) 495-0601

 

 

Education

 

B. Sc.

1999

Sharif University of Technology

M. Sc.

2000

Sharif University of Technology

Ph. D.

2004

Northeastern University

Post-Doc

2004-2006

Harvard University

 
 

Courses Offered

 

2006 (Fall)         ES128 (Computational Solid and Structural Mechanics), Division of Engineering and Applied Sciences, Harvard University

2005 (Fall)         ES125 (Mechanical Systems), Division of Engineering and Applied Sciences, Harvard University

2004 (Fall)         ES125 (Mechanical Systems), Division of Engineering and Applied Sciences, Harvard University

2004 (Spring)     MIMU355 and MIMU356, (Mechanics of Materials) and (Mechanics of Materials Laboratory), MIME Dept., Northeastern University

2003 (Fall)         MIMU355 (Dynamics and Vibrations), MIME Dept., Northeastern University

2003 (Summ)     MIM1360 (Dynamics), MIME Dept., Northeastern University

 

Academic Mentor: Dr. John W. Hutchinson

 

Collaborators

 

Dr. L. Mahadevan, Harvard University

Dr. Mohammad Reza Kaazempur-Mofrad, UC, Berkeley

Dr. Roger Kamm, MIT

Dr. Howard Stone, Harvard University

Dr. Garrett Stanley, Harvard University

Dr. Robert Lipton, LSU

Dr. Hamid Nayeb-Hashemi, Northeastern University

Dr. Zhenyu Xue, Harvard University

Dr. Moumita Das, Harvard University

Dr. Myoung-Woon Moon, Harvard University

Dr. Laurent Courbin, Harvard University

Dr. Christophe Riera, Harvard University

Dr. Dirk Mohr, MIT

Hyungsuk Lee, MIT

David Callaghan, NMT Medical

Eli Weinberg, MIT

Daniel Shreter, UC, Berkeley

Rob Jenks, Harvard University

Alireza S. Boloori, Harvard University

 

Editorial Activities

 

2004-    Reviewer for Int. J. of Adhesion and Adhesives, Biomechanics and Modeling in Mechanobiology, Biophysical Journal, Journal of Biomechanics, Computer Methods in Applied Mechanics and Engineering, Int. J. of Solids and Structures, J. Mechanics of Materials and Structures, J. Engineering Materials and Technology, J. Vibration and Acoustics, J. Applied Mechanics, Fatigue and Fracture of Engineering Materials and Structures, Experimental Mechanics, Materials Science & Engineering A, AIAA Journal, Computer Modeling in Engineering and Sciences, Journal of Materials Science and Engineering A, Molecular and Cellular Biomechanics, The Proceedings of Royal Society of London: A..

 

2007     Lead guest-editor of the special issue: Computational Impact Engineering, J. Mechanics of Materials and Structures (2007)

 

2007     Lead guest-editor of the special issue: Mechanics of Biomaterials in Small Length-Scale, J. Mechanics of Materials and Structures (2007)

 

2007     Guest-editor of the special issue: Experiments and Modeling in Cell and Biomolecular Mechanics, Experimental Mechanics (2007)

 

Recent Invited Presentations

 

March 2006 Department of Civil and Environmental Engineering, Massachusetts Institute of Technology

 

April 2006 Division of Engineering and Applied Sciences, Harvard University

 

Major Administrative Responsibilities

 

2005     Session Co-Chair, 8th US National Congress on Computational Mechanics (Computational Bioengineering)

 

2006          Mini-Symposium Primary Organizer, 7th World Congress on Computational Mechanics

            (Advances and Application of Computational Methods in Impact Engineering)

 

2007          Mini-Symposium Primary Organizer, 9th US National Congress on Computational Mechanics

                        (Computational Methods in Impact Engineering)

 

2007          Mini-Symposium Co-Organizer, 9th US National Congress on Computational Mechanics

                        (Computational Bioengineering)

 

Patents/Technology disclosures

 

1.  M.W. Moon, A. Vaziri, S.H. Lee, J.Y. Sun, K.H. Oh, A method for creation of controlled Self-assembled wrinkles on polymer substrate using Focused Ion Beam irradiation (Patent Pending)

 

2.  L. Mahadevan, A. Vaziri, Ch. Riera, Elastic Memories using Localized Bumps on Shell Structures (submitted to Harvard Office of Technology Licensing)

 

 

Publications

 

Journal Papers

 

Submitted

 

            1. The influence of meniscectomy and meniscus replacement on the stress distribution in human knee joint

            A. Vaziri, H. Nayeb-Hashemi, A. Singh, B. A. Tafti Annals of Biomedical Engineering.

 

            2. Indium nanowires grown at ultra-fast rate

            S. S. Oh, D. H. Kim, M.W. Moon, A. Vaziri, M. Kim, E. Yoon, K. H. Oh & J. W. Hutchinson Advanced Materials.

 

            3. Texture and self-motion signals in the somatosensory pathway

            R. A. Jenks, A. Vaziri, A. R. Boloori & G. Stanley PLOS Biology.

 

            4. Localized and extended deformation of elastic shells

            A. Vaziri & L. Mahadevan Proceedings of The National Academy of Sciences.

 

 

2007

 

1. Metallic sandwich plates subject to intense air shocks

A. Vaziri, J. W. Hutchinson, Int. J. Solid and Structures , 2007, 44(1), pp. 2021-2035.

(Special issue: Physics and Mechanics of Advanced Materials)

 

2. Mechanicalbehavior and constitutive modeling of metal cores

A. Vaziri, Z. Xue, J. Mechanics of Materials and Structures, in press

(Special issue: Homogenization Methods)

 

3. Mechanics and deformation of the nucleus in micropipette aspiration experiment  

A. Vaziri, M.R. Kaazempur-Mofrad, Journal of Biomechanics, 2007, 40(1), pp. 2053-2062

 

4. On the buckling of cracked composite cylindrical shells under axial compression

A. Vaziri, Composite Structures, 2007, 80(1), pp. 152-158

 

5. A computational study on cell mechanics based on power-law rheology

A. Vaziri, Z. Xue, R.D. Kamm, M.R. Kaazempur-Mofrad, Computer Methods in Applied Mechanics and Engineering, 2007, 196(1), pp. 2965-2971

(Special issue: Computational Bioengineering)

           

            6. Performance and failure of metal sandwich plates subject to shock loading

            A. Vaziri, Z. Xue, J. W. Hutchinson, J. Mechanics of Materials and Structures.

                (Special issue: Impact Engineering)

 

            7. Multi-axial failure models for fiber-reinforced composites

            N. H. Yang, H. Nayeb-Hashemi, A. Vaziri, J. ASTM International, 2007, 4(2), pp. 1-13

 

8. Persistence of a pinch in a pipe

L. Mahadevan, A. Vaziri, M. Das, Europhysics Letters, 2007, 77(1), pp. 40003.

 

            9. Wrinkled hard skins on polymers created by Focused Ion Beam 

            M.W. Moon, S.H. Lee, J.Y. Sun, K.H. Oh, A. Vaziri & J. W. Hutchinson, Proceedings of the National Academy of Sciences, 2007, 104(1), pp. 1130-1133.

 

Commentaries and press reports: FAS Office of Communication, EurekAlter, ScienceDaily, Chemical and Engineering News, United Press International, Materials News (Materials Research Society), Plastics Industry News, Iran Daily, MIT News, Clinica, Science News (Vol. 171, Feb. 10, 2007, pp. 93).

 

            10. Curvature condensation and twinning in a cylindrical shell 

            M. Das, A. Vaziri, A. Kudrolli, L. Mahadevan, Physical Review Letter, 2007, 98(1), pp. 014301.

 

11. Flexible probes for surface texture: From biology to technology

A. Vaziri, ,R. A. Jenks, A. R. Boloori & G. Stanley, , Experimental Mechanics, 2007, 47(3), pp. 417-425

                (Special issue: Mechanics of organic, Implant and Bioinspired Materials)

 

12. Dynamic crushing of square honeycomb structures in water blast

H. Wadley, K. Dharmasena, D. Queheillalt, Y. C. Chen, P. Dudt, D. Knight, Z. Xue & A. Vaziri, J. Mechanics of Materials and Structures

                (Special issue: Impact Engineering)

 

            13. Material aspects of dynamic neck retardation

Z. Xue, A. Vaziri, J. W. Hutchinson, J. Mechanics and Physics of Solids .

                (Special issue: Needleman-Tvergaard volume of JMPS)

 

            14. Wear resistance of Cu-18 vol.% Nb (P/M) composites

            H. Nayeb-Hashemi, A. Vaziri, Journal of Materials Science and Engineering A.

 

            15. Controlled formation of nanoscale wrinkling patterns on polymers using focused ion beam

            M.W. Moon, S.H. Lee, J.Y. Sun, K.H. Oh, A. Vaziri, & J. W. Hutchinson, Scripta Materialia , 2007, 57(3), pp. 747-750

 

            16. Non-destructive evaluation of erosion damage on E-glass/epoxy composites

            N. H. Yang, H. Nayeb-Hashemi, A. Vaziri, Composites:Part A.

 

            17. On the Behavior of Sandwich Structures Subjected to Under Water Impulsive Loads

            L. Mori, S. Lee, Z. Xue, A. Vaziri, , D. Queheillalt, H. Wadley, J. W. Hutchinson & H.D. Espinosa, J. Mechanics of Materials and Structures

 

            18. The potential of MEMS for advancing experiments and modeling in cell mechanics

            O. Loh, A. Vaziri& H.D. Espinosa Experimental Mechanics.

 

            19. Cell and biomolecular mechanics in silico

            A. Vaziri & A. Gopinath, Nature Materials

 

 

2006

1.       Metal sandwich plates with polymeric foam-filled cores

A. Vaziri, Z. Xue, J. W. Hutchinson, J. Mechanics of Materials and Structures, 2006, 1(1), pp. 95-128.

 

2.       Effect of fiber volume fraction and length on the wear characteristics of glass fiber-reinforced dental composites

D. Callaghan, A. Vaziri, H. Nayeb-Hashemi, Dental Materials, 2006, 22(1), pp. 84-93.

 

3.       Dynamic response of a repaired composite beam with an adhesively bonded patch under a harmonic peeling load

A. Vaziri, H. Nayeb-Hashemi, Int. J. Adhesion and Adhesives, 2006, 26(5), pp. 314-324.

 

4.       A theoretical investigation on the vibrational characteristics and torsional dynamic response of circumferentially cracked turbo-generator shafts  

A. Vaziri, H. Nayeb-Hashemi, Int. J. Solid and Structures, 2006, 43(14-15), pp. 4063-4081.

 

5.       Superficial wrinkles in stretched, drying gelatin films

R. Rizzieri, L. Mahadevan, A. Vaziri, A. Donald, Langmuir, 2006, 22(8), pp. 3622-3626.

 

6.       Buckling of cracked cylindrical shells under combined internal pressure and axial compression

A. Vaziri, H. E. Estekanchi, Thin-Walled Structures, 2006, 44(2), pp. 141-151.

 

7.       Quasi-static punch indentation of a honeycomb sandwich plate: Experiments and Constitutive Modeling

D. Mohr, Z. Xue, A. Vaziri, J. Mechanics of Materials and Structures, 2006, 1(3), pp.581-604.

 

8. Deformation of the cell nucleus under indentation: Mechanics and Mechanisms

A. Vaziri*, H. Lee*, M. R. Kaazempur-Mofrad, J. Materials Research, 2006, 21(8), pp. 2126-2135.

(Focus issue: Mechanics of Biological and Biomimetic Materials at Small Length-Scales)

 

            9. Impact dynamics for elastic membranes

            L. Courbin, A. Marchand, A. Vaziri, A. Ajdari, H. A. Stone, Physical Review Letter, 2006, 97(24), pp. 244301.

 

2005

 

1. The effect of crack surface interaction on the Stress Intensity Factor in Mode III crack growth in round shafts

A. Vaziri, H. Nayeb-Hashemi, Engineering Fracture Mechanics, 2005, 72(4), pp. 617-629

 

2. Nested self-similar wrinkling patterns in skins

K. Efimenko, M. Rackaitis, W. Manias, A. Vaziri, L. Mahadevan, J. Genzer, Nature-Materials, 2005, 4, pp. 293-297.

 

Commentaries and press reports: MercuryNews.com, Mar. 07, 2005, Twincities.com (Pioneer Press), Mar. 07, 2005, Nature-Materials, News & Views, April 2005, pp. 271-272.

 

3. Non-uniform constitutive model for compressible orthotropic materials with application to sandwich plate cores

Z. Xue, A. Vaziri, J. W. Hutchinson, Computer Modeling in Engineering and Applied Sciences, 2005, 10(1), pp. 79-95.

 

2001-2004

 

1. New electrical potential method for measuring crack growth in non-conductive materials

H. Nayeb-Hashemi, D. Swet, A. Vaziri, Measurement, 2004, 36(2), pp. 121-129.

 

2. Experimental and analytical investigation of the dynamic response of adhesively bonded single lap joint

A. Vaziri, H. Nayeb-Hashemi, H. R. Hamidzadeh, J. Vibration and Acoustics, 2004, 126(1), pp. 84-91.

 

3. Analytical determination of localized heat damage in fiberglass reinforced beams using the frequency response shifting

H. Nayeb-Hashemi, A. Harrison, A. Vaziri, J. Composites Technology & Research, 2003, 25(2), pp. 87-95.

 

4. Dynamic response of the tubular joint with an annular void subjected to a harmonic torsional load

A. Vaziri, H. Nayeb-Hashemi, J. Multibody Dynamics, 2002, 216(4), pp. 361-371.

 

5. Dynamic response of the tubular joint with an annular void subjected to a harmonic axial load

A. Vaziri, H. Nayeb-Hashemi, Int. J. Adhesion and Adhesives, 2002, 22(5), pp. 367-373.

 

6. Dynamic response of bond single-lap joints with a void subjected to a harmonic peeling load

A. Vaziri, H. R. Hamidzadeh, H. Nayeb-Hashemi, J. Multibody Dynamics, 2001, 215(4), pp. 199-206.

 

* denotes equal contribution by authors.

 

 

Conference Proceedings

 

2007

 

1. Metal sandwich plates subject to shock loading: Response, Failure and Design Optimization

A. Vaziri, Z. Xue & J. W. Hutchinson, International Conference on Computational & Experimental Engineering and Sciences.

 

2. Cell and nuclear mechanics: Insight from numerical simulations

A. Vaziri, A. Gopinath, Z. Xue & M. R. K. Mofrad, International Conference on Computational & Experimental Engineering and Sciences.

 

3. Mechanics of elastic curved surfaces: Instability, Localization and Evolution

A. Vaziri & L. Mahadevan, Conference on Computational & Experimental Engineering and Sciences.

 

4. Non-uniform constitutive model for compressible orthotropic materials (invited)

Z. Xue, A. Vaziri & J. W. Hutchinson, Conference on Computational & Experimental Engineering and Sciences.

 

5. retardation and enhanced energy absorption in metal-elastomer bilayers

Z. Xue, A. Vaziri & J. W. Hutchinson, Conference on Computational & Experimental Engineering and Sciences.

 

6. Cell behavior on nanscale hierarchical patterned surfaces

B. Rajalingam, M. W. Moon, A. Vaziri & A. Khadenmohessieni, MRS Spring Meeting

 

2006

 

1. Localized structures in elastic shells

A. Vaziri, Ch. Riera & L. Mahadevan, Thin Film & Small Scale Mechanical Behavior.

 

2. Hierarchical wrinkling patterns in skin-soft substrate systems

A. Vaziri, M. W. Moon, L. Mahadevan & J. W. Hutchinson, Thin Film & Small Scale Mechanical Behavior.

 

3. Self-assembled wrinkling on polymer substrates induced by Focused Ion Beam Irradiation

A. Vaziri, M. W. Moon, L. Mahadevan & J. W. Hutchinson, Thin Film & Small Scale Mechanical Behavior.

 

4. Nuclear deformation under mechanical stimuli (invited)

A. Vaziri, H. Lee, R. D. Kamm & M. R. Kaazempur-Mofrad, 5th World Congress of Biomechanics.

 

5. Curvature condensation and twinning in an indented elastic shell

M. Das, A. Vaziri, A. Kudrolli & L. Mahadevan, March APS Meeting

 

6. Anomalous persistence of a pinch in a pipe

L. Mahadevan, A. Vaziri & M. Das, March APS Meeting.

 

      7. On the bouncing of rigid spheres on thin polymer films

      L. Courbin, A. Marchand, A. Vaziri & H. A. Stone, March APS Meeting.

 

      8. A computational study on nuclear mechanics in micropipette aspiration

      A. Vaziri & M. R. Kaazempur-Mofrad, Biophysical Society's 50th Annual Meeting.

 

9. A computational model for the nucleus with power-law rheology

A. Vaziri, Z.  Xue & M. R. Kaazempur-Mofrad, Biophysical Society's 50th Annual Meeting.

 

10. Neck retardation and enhanced fracture resistance in metal-elastomer bilayers

Z.  Xue, A. Vaziri & J. W. Hutchinson, 7th World Congress on Computational Mechanics.

 

11. The role of fluid-structure interaction in the deformation of metal sandwich plates subject to intense air shocks

A. Vaziri, Z.  Xue & J. W. Hutchinson, 7th World Congress on Computational Mechanics.

 

12. Mechanics of the nuclear envelope in health and disease (invited)

A. Vaziri, H. Lee, D. Shreter, B.A. Tafti & M. R. Kaazempur-Mofrad, US National Congress of Theoretical and Applied Mechanics.

 

13. Constitutive modeling of metal sandwich cores (invited)

A. Vaziri, Z. Xue & J. W. Hutchinson, US National Congress of Theoretical and Applied Mechanics.

 

14. Representation of objects and surfaces by the whisker system in awake behaving rats

R. A. Jenks , A. Vaziri, A.R.  Boloori & G. Stanley, 36th annual meeting of The Society for Neuroscience.

 

15. Self-assembled wrinkling on polymer substrates induced by Focused Ion Beam irradiation

M.W. Moon, S.H. Lee, J.Y. Sun, K.H. Oh , A. Vaziri & J. W. Hutchinson, MRS Fall Meeting.

 

16. Formation and evolution of buckling patterns in elastic shells

A. Vaziri & L. Mahadevan, MRS Fall Meeting.

 

 

2005

 

1. Nested self-similar wrinkling patterns in skin

K. Efimenko, M. Rackaitis, W. Manias, A. Vaziri, L. Mahadevan & J. Genzer, Annual APS Meeting.

 

2. A viscoelastic model for nucleus deformation and mechanics in Atomic Force Microscopy indentation

A. Vaziri, H.  Lee, R. D. Kamm & M. R. Kaazempur-Mofrad, “”, Summer Bioengineering Conference.

 

3. Global and local modes of deformation in elastic shells

M. Das, A. Vaziri, A. Kudrolli & L. Mahadevan, Frontier is Soft Condensed Matter.

 

4. Structural performance of foam-filled metal sandwich plates under quasi-static and dynamic loadings (invited)

A. Vaziri, Z.  Xue, & J. W. Hutchinson, Third M.I.T. Conference on Computational Fluid and Solid Mechanics.

 

5. A continuum core model for metal sandwich plates

Z.  Xue, A. Vaziri & J. W. Hutchinson, Third M.I.T. Conference on Computational Fluid and Solid Mechanics.

 

6. Dynamic transition between developable states of elastic sheets

A. Vaziri, N. Orenstein, Z.  Xue & L. Mahadevan, 8th US National Congress on Computational Mechanics.

 

7. A computational model for nucleus mechanics

A. Vaziri, H.  Lee, R. D. Kamm & M. R. Kaazempur-Mofrad, 8th US National Congress on Computational Mechanics.

 

8. Blast resistance of metal sandwich plates with polymeric foam-filled cores

A. Vaziri, Z.  Xue, & J. W. Hutchinson, 8th US National Congress on Computational Mechanics.

 

9. Constitutive model for anisotropic elastic-plastic solid with multi-axial hardening

Z.  Xue, A. Vaziri & J. W. Hutchinson, 8th US National Congress on Computational Mechanics.

 

10. Dynamic buckling of square honeycombs

Z.  Xue, A. Vaziri & J. W. Hutchinson, 8th US National Congress on Computational Mechanics.

 

11. Constitutive model for anisotropic elastic-plastic material and its application to sandwich plate with folded plate core (invited)

Z.  Xue, A. Vaziri & J. W. Hutchinson, 2005 ASME IMECE.

 

12. Impulse-resistance of metal sandwich plates with graded square honeycomb core (invited)

A. Vaziri, Z.  Xue & J. W. Hutchinson, 2005 ASME IMECE.

 

13. Probing the nucleus

A. Vaziri, H.  Lee, R. D. Kamm & M. R. Kaazempur-Mofrad, BMES Annual Fall Meeting.

 

14. The effect of Lamin A/C deficiency on the structural integrity in nucleus

H. Lee, A. Vaziri, R. D. Kamm & M. R. Kaazempur-Mofrad, MRS Fall Meeting.

 

 

2001-2004

 

1. The effect of aging on the respiratory movement of human rib cage: Some preliminaries

A. Vaziri, B. Akhavan-Tafti & H. Nayeb-Hashemi, 2004 ASME IMECE, 2004.

 

2. Dynamic response of adhesively bonded double lap joints with a void subjected to a harmonic peeling load

A. Vaziri & H. Nayeb-Hashemi, 2004 ASME IMECE, 2004.

 

3. Preliminary theoretical investigations for developing an artificial meniscus

A. Singh, A. Vaziri, & H. Nayeb-Hashemi, 2004 ASME IMECE,2004.

 

4. The wear rate and wear mechanisms of fiber reinforced dental Bio-composites

D. Callaghan, A. Vaziri, & H. Nayeb-Hashemi, 2004 ASME IMECE, 2004.

 

5. Multiaxial fatigue characteristics of thin cylindrical composite tubes

N. Yang, H. Nayeb-Hashemi & A. Vaziri, 2004 ASME IMECE, 2004.

 

6. Effective stress intensity factor of the cracked turbo generators shaft under Mode III loading

A. Vaziri & H. Nayeb-Hashemi, 2003 ASME IMECE, 2003.

 

7. Buckling of the composite cracked cylindrical shells subjected to axial load

A. Vaziri, H. Nayeb-Hashemi, & H. E. Estekanchi, 2003 ASME IMECE, 2003.

 

8. The effect of the adhesively bonded repair patch on the dynamic response of a composite beam under a harmonic peeling load

A. Vaziri, H. Nayeb-Hashemi & M. Olia, 2003 ASME IMECE, 2003.

 

9. The effects of the crack surfaces interaction and the crack tip plasticity on the dynamic response of circumferentially cracked turbo-generator shafts

A. Vaziri, H. Nayeb-Hashemi, & H. R. Hamidzadeh, 2003 ASME IMECE, 2003.

 

10. New electrical potential method for measuring crack growth in Non-conductive materials

H. Nayeb-Hashemi, D. Swet & A. Vaziri, 2003 ASME IMECE, 2003.

 

11. Vibration analysis of multifunctional satellite structures

H. Nayeb-Hashemi & A. Vaziri, 2001 ASME IMECE, 2001.

 

12. Dynamic response of the tubular joints with an annular void subjected to harmonic axial or torsional load

A. Vaziri & H. Nayeb-Hashemi, 2002 ASME IMECE, 2002.

 

13. Dynamic response of cracked cylindrical shells under internal pressure

A. Vaziri, H. Nayeb-Hashemi & H. E. Estekanchi, 2002 ASME IMECE, 2002.

 

14. Buckling behavior of cracked cylindrical shells with internal pressure subjected to an axial load

A. Vaziri, H. E. Estekanchi & H. Nayeb-Hashemi, 2002 ASME IMECE, 2002.

 

15. Experimental and analytical investigation of the dynamic response of adhesively bonded single lap joints

A. Vaziri, H. Nayeb-Hashemi & M. Olia, 2002 ASME IMECE, 2002.

 

16. Effects of local energy loss on the dynamic response of a cylindrical bar with a penny shape crack

A. Vaziri & H. Nayeb-Hashemi, 2002 ASME IMECE, 2002.

 

17. Evaluation of the dynamic response of single lap joints subjected to a harmonic peeling load

A. Vaziri, H. R. Hamidzadeh & H. Nayeb-Hashemi, 2001 ASME IMECE, 2001.

 

 

Last updated: December 15, 2006