Selected Publications

A chronological list of publications is also available
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Biofluid Dynamics - Flow in Microfluidics

  1. Dimitrakopoulos, P., 2014
    ``Effects of membrane hardness and scaling analysis for capsules in planar extensional flows''
    J. Fluid Mech., 745, 487-508.

  2. Park Sun-Young and Dimitrakopoulos, P., 2013
    ``Transient dynamics of an elastic capsule in a microfluidic constriction''
    Soft Matter, 9, 8844-8855.

  3. Kuriakose S. and Dimitrakopoulos, P., 2013
    ``Deformation of an elastic capsule in a rectangular microfluidic channel''
    Soft Matter, 9, 4284-4296.

  4. Dimitrakopoulos, P., 2012
    ``Analysis of the variation in the determination of the shear modulus of the erythrocyte membrane: Effects of the constitutive law and membrane modeling''
    Phys. Rev. E, 85, 041917 (10 pages).

  5. Dodson W. R. III and Dimitrakopoulos, P., 2012
    ``Tank-treading of swollen erythrocytes in shear flows''
    Phys. Rev. E, 85, 021922 (9 pages).

  6. Dimitrakopoulos, P., 2011
    ``Comment on "Tank-treading and tumbling frequencies of capsules and red blood cells"''
    Phys. Rev. E, 84, 058301 (2 pages).

  7. Dodson W. R. III and Dimitrakopoulos, P., 2011
    ``Oscillatory tank-treading motion of erythrocytes in shear flows''
    Phys. Rev. E, 84, 011913 (12 pages).

  8. Kuriakose S. and Dimitrakopoulos, P., 2011
    ``Motion of an elastic capsule in a square microfluidic channel''
    Phys. Rev. E, 84, 011906 (22 pages).

  9. Dodson W. R. III and Dimitrakopoulos, P., 2010
    ``Tank-treading of erythrocytes in strong shear flows via a non-stiff cytoskeleton-based continuum computational modeling''
    Biophys. J., 99, 2906-2916.

  10. Dodson W. R. III and Dimitrakopoulos, P., 2009
    ``Dynamics of strain-hardening and strain-softening capsules in strong planar extensional flows via an interfacial spectral boundary element algorithm for elastic membranes''
    J. Fluid Mech., 641, 263-296.

  11. Takemura F., Magnaudet J. and Dimitrakopoulos, P., 2009
    ``Migration and deformation of bubbles rising in a wall-bounded shear flow at finite Reynolds number''
    J. Fluid Mech., 634, 463-486.

  12. Dodson W. R. III and Dimitrakopoulos, P., 2008
    ``Spindles, cusps and bifurcation for capsules in Stokes flow''
    Phys. Rev. Lett., 101, 208102.

  13. Wang Yechun and Dimitrakopoulos, P., 2006
    ``A three-dimensional spectral boundary element algorithm for interfacial dynamics in Stokes flow''
    Phys. Fluids, 18, 082106(1-16).

  14. Wang Yechun and Dimitrakopoulos, P., 2006
    ``Nature of the hemodynamic forces exerted on vascular endothelial cells or leukocytes adhering to the surface of blood vessels''
    Phys. Fluids, 18, 087107(1-14).

  15. Wang Yechun and Dimitrakopoulos, P., 2006
    ``Normal force exerted on vascular endothelial cells''
    Phys. Rev. Lett., 96, 028106.


Dynamics of Multiphase Flows: Flow in Porous Media

  1. Wang Yechun and Dimitrakopoulos, P., 2012
    ``Low-Reynolds-number droplet motion in a square microfluidic channel''
    Theor. Comput. Fluid Dyn., 26, 361-379.

  2. Dimitrakopoulos, P., 2007
    ``Gravitational effects on the deformation of a droplet adhering to a horizontal solid surface in shear flow''
    Phys. Fluids, 19, 122105(1-14).

  3. Dimitrakopoulos, P., 2007
    ``Deformation of a droplet adhering to a solid surface in shear flow: onset of interfacial sliding''
    J. Fluid Mech., 580, 451-466.

  4. Dimitrakopoulos, P. and Higdon, J.J.L., 2003
    ``On the displacement of fluid bridges from solid surfaces in viscous pressure-driven flows''
    Phys. Fluids, 15 (10), 3255-3258.

  5. Dimitrakopoulos, P. and Higdon, J.J.L., 2001
    ``On the displacement of three-dimensional fluid droplets adhering to a plane wall in viscous pressure-driven flows''
    J. Fluid Mech., 435, 327-350.

  6. Dimitrakopoulos, P. and Higdon, J.J.L., 1999
    ``On the gravitational displacement of three-dimensional fluid droplets from inclined solid surfaces''
    J. Fluid Mech., 395, 181-209.

  7. Dimitrakopoulos, P. and Higdon, J.J.L., 1998
    ``On the displacement of three-dimensional fluid droplets from solid surfaces in low-Reynolds-number shear flows''
    J. Fluid Mech., 377, 189-222.

  8. Dimitrakopoulos, P. and Higdon, J.J.L., 1997
    ``Displacement of fluid droplets from solid surfaces in low-Reynolds-number shear flows''
    J. Fluid Mech., 336, 351-378.


Biophysics and Microrheology: Dilute Solutions of Biopolymers

  1. Dissanayake, I. D. and Dimitrakopoulos, P., 2006
    ``Stress, birefringence and conformational relaxation of an initially straight stiff bead-rod polymer''
    Phys. Rev. E, 74, 021918(1-14).

  2. Dimitrakopoulos, P., 2004
    ``Longitudinal relaxation of initially straight flexible and stiff polymers''
    Phys. Rev. Lett., 93, 217801.

  3. Dimitrakopoulos, P., 2004
    ``Stress and configuration relaxation of an initially straight flexible polymer''
    J. Fluid Mech., 513, 265-286.

  4. Dimitrakopoulos, P., 2003
    ``Conformational evolution of initially straight flexible and stiff polymers over extended time periods via the scaling law methodology ''
    J. Chem. Phys., 119 (15), 8189-8196.

  5. Dimitrakopoulos, P., Brady, J. F. and Wang, Zhen-Gang, 2001
    ``Short- and intermediate-time behavior of the linear stress relaxation in semiflexible polymers''
    Phys. Rev. E., 64 (5), 050803(R).


Numerical Analysis: Development of Efficient Computational Methodologies

  1. Dodson W. R. III and Dimitrakopoulos, P., 2010
    ``Tank-treading of erythrocytes in strong shear flows via a non-stiff cytoskeleton-based continuum computational modeling''
    Biophys. J., 99, 2906-2916.

  2. Wang Yechun and Dimitrakopoulos, P., 2010
    ``Computational studies of interfacial dynamics in microfluidics via a 3D spectral boundary integral algorithm''
    In Proceedings of the ASME 2009 2nd Micro/Nanoscale Heat and Mass Transfer International Conference,
    December 18-21, 2009, Shanghai, China, MNHMT2009, 3, 659-662.

  3. Dodson W. R. III and Dimitrakopoulos, P., 2009
    ``Dynamics of strain-hardening and strain-softening capsules in strong planar extensional flows via an interfacial spectral boundary element algorithm for elastic membranes''
    J. Fluid Mech., 641, 263-296.

  4. Dimitrakopoulos, P., 2007
    ``Interfacial dynamics in Stokes flow via a three-dimensional fully-implicit interfacial spectral boundary element algorithm''
    J. Comp. Phys., 225, 408-426.

  5. Dimitrakopoulos, P., and Wang Jingtao, 2007
    ``A spectral boundary element algorithm for interfacial dynamics in two-dimensional Stokes flow based on Hermitian interfacial smoothing''
    Eng. Anal. Bound. Elem., 31, 646-656.

  6. Wang Yechun and Dimitrakopoulos, P., 2006
    ``A three-dimensional spectral boundary element algorithm for interfacial dynamics in Stokes flow''
    Phys. Fluids, 18, 082106(1-16).

  7. Wang Yechun, Dodson W. R. III and Dimitrakopoulos, P., 2006
    ``Dynamics of multiphase flows via spectral boundary elements and parallel computations''
    In Parallel Computational Fluid Dynamics: Theory and Applications,
    A. Deane, G. Brenner, A. Ecer, D. Emerson, J. McDonough, J. Periaux, N. Satofuka and D. Tromeur-Dervout (Eds.).
    Elsevier/North-Holland, 405-412.

  8. Dissanayake I. D. and Dimitrakopoulos, P., 2006
    ``Dynamics of biological and synthetic polymers through large-scale parallel computations''
    In Parallel Computational Fluid Dynamics: Theory and Applications,
    A. Deane, G. Brenner, A. Ecer, D. Emerson, J. McDonough, J. Periaux, N. Satofuka and D. Tromeur-Dervout (Eds.).
    Elsevier/North-Holland, 211-218.

  9. Dimitrakopoulos, P., 2003
    ``Conformational evolution of initially straight flexible and stiff polymers over extended time periods via the scaling law methodology ''
    J. Chem. Phys., 119 (15), 8189-8196.

  10. Dimitrakopoulos, P. and Higdon, J.J.L., 1998
    ``On the displacement of three-dimensional fluid droplets from solid surfaces in low-Reynolds-number shear flows''
    J. Fluid Mech., 377, 189-222.

  11. Dimitrakopoulos, P. and Higdon, J.J.L., 1997
    ``Displacement of fluid droplets from solid surfaces in low-Reynolds-number shear flows''
    J. Fluid Mech., 336, 351-378.


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