Curriculum Vitae

Address

Department of Mathematics and Applied Mathematics

University of Crete

Heraklion 70013 Crete, Greece

email: rosakis ( at )  uoc.gr

telephone: +30 2810 393722

Education

Doctor of Philosophy in Applied Mechanics,  California Institute of Technology, 1989

(Minor in Materials Science)

Master of Science in Applied Mechanics,  California Institute of Technology, 1984 

Bachelor of Science in Mechanical Engineering,  Brown University, 1983

Positions

3/2004 - present            Professor, Department of Applied Mathematics, University of Crete

7/2001 – 3/2004            Professor, Department of Theoretical and Applied Mechanics, Cornell University

7/1994 - 7/2001             Associate Professor, Department of Theoretical and Applied Mechanics, Cornell University

8/1988-7/1994:              Assistant Professor, Department of Theoretical and Applied Mechanics, Cornell University

Visiting Positions

2012 - present             Visiting Associate in Aerospace, GALCIT, California Institute of Technology 

1/2008 - 6/2009           Visiting Professor, Mechanical Engineering, Massachusetts Institute of Technology 

10/2001 - 8/2002         Visiting Professor, Department of  Applied Mathematics, University of Crete

8/1994-7/1995:            Visiting Associate Professor, Applied Mechanics, California Institute of Technology 

Research Interests

Mathematical modelling in continuum and atomistic mechanics of solids. Nonlinear elasticity. Instabilities and defects in crystalline solids. Nonlinear Fracture Mechanics

Discrete/continuum modelling of crystals. Dynamics of phase transformations, twinning and dislocations. Microstructure evolution in transforming materials. 

Constitutive inequalities. Constitutive Modeling of Biological Materials. Biomechanics of cell evolution.  Instabilitiesand phase transitions  in biomaterials. 

Awards

Cornell College of Engineering J.P. and Mary Barger Outstanding Teaching Award, 1995 

National Science Foundation (USA) Research Initiation Award 1990.

Engineering and Applied Science Fellowship, California Institute of Technology 1884

Publications

Link to Google Scholar Profile

1) P. Rosakis and A.J. Rosakis, The Screw Dislocation Problem in Incompressible Finite Elastostatics: A Discussion of Nonlinear Effects, Journal of Elasticity 20, 3-40. (1988)  

2) P. Rosakis, Ellipticity and Deformations with Discontinuous Gradients in Finite Elastostatics, Archive for Rational Mechanics and Analysis 109, 1-37 (1990) DOI: 10.1007/BF00377977

3) P. Rosakis, Compact Zones of Shear Transformation in an Anisotropic Solid, Journal of the Mechanics and Physics of Solids 40, 6, 1163-1195. (1992) 

4) R. Lakes, P. Rosakis and A. Ruina, Microbuckling Instability in Elastomeric Cellular Solids, Journal of Materials Science 28, 4667-4672. (1993) 

5) P. Rosakis and Q. Jiang, Deformations with Discontinuous Gradients in Plane Elastostatics of Compressible Solids, Journal of Elasticity 33, 233-257 (1993) 

6) P. Rosakis and H.Y. Tsai, On the Role of Shear Instability in the Modelling of Crystal Twinning, Mechanics of Materials 17, 245-259. (1994) 

7) H.Y. Tsai and P. Rosakis, On Anisotropic Compressible Materials that Can Sustain Elastodynamic Anti-Plane Shear, Journal of Elasticity 35, 213-222 (1994) 

8) P. Rosakis and H. Simpson, On the Relation Between Polyconvexity and Rank-One Convexity in Nonlinear Elasticity, Journal of Elasticity 37, 113-137 (1995) 

9) P. Rosakis, An Equal Area Rule for Dissipative Kinetics of  Propagating Strain Discontinuities, SIAM Journal on Applied Mathematics 55, 100-123. (1995) 

10) P. Rosakis and Q. Jiang, On the Morphology of Ferroelectric Domains, International Journal of Engineering Science 33, 1, 100-123. (1995) 

11) P. Rosakis and H. Tsai, Dynamic Twinning Processes in Crystals, International Journal of Solids and Structures 32, 17/18, 2711-2733. (1995) 

12) P. Rosakis and J.K. Knowles, Unstable Kinetic Relations and the Dynamics of Solid-Solid Phase Transitions,  Journal of the Mechanics and Physics of Solids 45, 11/12, 2055-2081 (1997) 

13) T.J. Healey and P. Rosakis, Unbounded Branches of Injective Solutions to the Forced Displacement Problem of Nonlinear Elastostatics,  Journal  of  Elasticity 49, 65-78 (1997) 

14) A. Vainchtein, P. Rosakis, L. Truskinovsky and T. Healey, The Role of the Spinodal in One-Dimensional Martensitic Phase Transitions, Physica D 115,1/2, 29-48 (1998)

15) P. Rosakis, Characterization of Convex Isotropic Functions,  Journal of Elasticity 49(3), 257-267  (1998) 

16) P. Rosakis and J.K. Knowles, Continuum Models for Irregular Phase Boundary Motion in Shape Memory Tensile Bars, European Journal of Mechanics A-Solids 18(1), 1-16 (1999) 

17) A. Vainchtein, T.J. Healey and P. Rosakis, The Use of Bifurcation Theory in a New One-Dimensional Model of Martensitic Phase Transitions,  Computer Methods in Applied Mechanics and Engineering 170, 407-421 (1999) 

18) A. Vainchtein and P. Rosakis, Hysteresis and Stick-Slip Motion of Phase Boundaries in Dynamic Models of Phase Transitions, Journal of Nonlinear Science 9, 697-719 (1999) 

19) T.Y. Hou, P. Rosakis and P. LeFloch, A Level-Set Approach to the Computation of Twinning and Phase Transition Dynamics,  Journal of Computational Physics 150, 302-331 (1999) 

20) J. Hodowany, G. Ravichandran, A.J. Rosakis and P. Rosakis, Partition of Plastic Work into Heat and Stored Energy in Metals, Part I: Experiments,  Experimental Mechanics 40 (2), 113-123 (2000)

21) P. Rosakis, A.J. Rosakis, G. Ravichandran and J. Hodowany, A thermodynamic internal variable model for the partition of plastic work into heat and stored energy in metals, Part II: Theory, Journal of the Mechanics and Physics of Solids 48(3), 581-607(2000) 

22) P. Rosakis, Supersonic dislocation kinetics from an augmented Peierls model, Physical Review Letters  86(1), 95-98 (2001) 

23) H.Y. Tsai and P. Rosakis, Quasi-steady growth of twins under stress, Journal of the Mechanics and Physics of Solids  49(2): 289-312 (2001)

24) V. Nosenko, V., G.E. Morfill  and P. Rosakis, Direct Experimental Measurement of the Speed-Stress Relation for Dislocations in a Plasma Crystal, Physical Review Letters 106(15) 155002 (2011)

25) P. Rosakis and A Vainchtein, New Solutions for Slow Moving Kinks in a Forced Frenkel-Kontorova Chain, Journal of Nonlinear Science 23(6), 1089-1110 (2013).

26) C. Makridakis, D. Mitsoudis and P. Rosakis, On atomistic-to-continuum couplings without ghost forces in three dimensions,  Applied Mathematics Research Express 2014 (1), 87-113 (2014) arXiv:1211.7158

27) P. Rosakis, Continuum surface energy from a lattice model,  Networks and Heterogeneous Media  9(3), 453-476 (2014);  arXiv:1201.0712 

28) J. Notbohm, A. Lesman, P. Rosakis, D.A. Tirrell, G. Ravichandran,  Microbuckling of fibrin enables long range cell mechanosensing,  Journal of the Royal Society Interface 12 (108) 20150320 (2015) arXiv:1407.3510

29) P. Rosakis, J. Notbohm and G. Ravichandran, A Model for Compression-Weakening Materials and the Elastic Fields due to Contractile Cells, Journal of the Mechanics and Physics of Solids 85 16-32 (2015);   arXiv:1412.2612    

30) P. Rosakis, The Interfacial Energy of a Phase Boundary via a Lattice-Cell Average Approach (2016), arXiv:1603.02985

31) G. Grekas, K. Koumatos, C. Makridakis, P. Rosakis, Approximations of cell-induced phase transitions in fibrous biomaterials: Gamma-convergence analysis, arXiv preprint arXiv:1907.01382, submitted to SIAM J. Numer. Anal.

32) Z. Zhang,  P. Rosakis, T.Y Hou, G. Ravichandran, A Minimal Mechanosensing Model Predicts Keratocyte Evolution on Flexible  Substrates, (2020); Journal of the Royal Society Interface 17  20200175 arXiv:1803.09220 

33) P. Rosakis and Maria E. Marketou, Rethinking Case Fatality Ratios for COVID-19 from a Data-Driven Viewpoint,  Journal of Infection 81 (2020) e162-e164https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7286834/pdf/main.pdf.  arXiv:2006.05860

34) G. Grekas, M. Proestaki, P. Rosakis, J. Notbohm, C. Makridakis,   G. Ravichandran, Cells exploit a phase transition to mechanically remodel the fibrous extracellular matrix, Journal of the Royal Society Interface (2021) 18: 20200823. https://doi.org/10.1098/rsif.2020.0823  arXiv:1905.11246 

35) P. Rosakis, T.J. Healey and U. Alyanak, The Inverse-Deformation Approach to Fracture,  Journal of the Mechanics and Physics of Solids (2021): 104352,  https://doi.org/10.1016/j.jmps.2021.104352, arXiv:2006.16770 

Lecture Notes and Book Chapters

1) A.J. Rosakis and P. Rosakis,  Elements of Dislocation Theory and Plasticity, Solid Mechanics Report 87-1 (1987), California Institute of Technology 

2) H. Tsai and P. Rosakis. "DYNAMICS OF TWINNING." In Developments in Mechanics: Proceedings of the 23d Midwestern Mechanics Conference, vol. 17, p. 34. Plenum Press, 1993.

3) P. Rosakis and H. Tsai, The Growth of Twins Under Stress, in Mechanics of Phase Transformations and Shape Memory Alloys, L.C. Brinson and B. Moran, editors, ASME, New York, 1994.

4) Ravichandran, G., Rosakis, A. J., Hodowany, J., & Rosakis, P.. On the conversion of plastic work into heat during high-strain-rate deformation.  in Shock Compression of Condensed Matter--2001: Proceedings of the Shock Compression of Condensed Matter held in Atlanta, Georgia, June 24-29, 2001.  American Institute of Physics , Melville, NY, pp. 557-562  (2002)

5) B. Burkel, A. Lesman, P. Rosakis, D.A. Tirrell, G. Ravichandran, J. Notbohm, Microbuckling of fibrous matrices enables long range cell mechanosensing, Mechanics of Biological Systems and Materials, Volume 6, 135-141

Editorial and Technical Memberships

Society for Natural Philosophy

Society for Industrial and Applied Mathematics

Editorial Board, Journal of Elasticity (past member)

Editorial Board, Continuum Mechanics and Thermodynamics (past member)

Referee

Archive for Rational Mechanics and Analysis

Journal of the Mechanics and Physics of Solids

Physical Review Letters

Physical Review E

Proceedings of the Royal Society of Edinburgh

Journal of Nonlinear Science

SIAM Journal on Applied Mathematics

Journal of Applied Mechanics

Journal of Elasticity

Mechanics of Materials

International  Journal of Solids and Structures

Continuum Mechanics and Thermodynamics