Selected Publications

A chronological list of publications is also available
Click on the paper title for a pdf reprint

Biofluid Dynamics - Flow in Microfluidics

  1. Dodson W. R. III and Dimitrakopoulos, P., 2007
    ``Spindles, cusps and bifurcation for capsules in Stokes flow''
    Phys. Rev. Lett., under review.

  2. 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).

  3. 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).

  4. 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. 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).

  2. 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.

  3. 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.

  4. 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.

  5. 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.

  6. 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.

  7. 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., 2007
    ``Coil-helix-rod transition of an initially flexible bead-rod polymer after rapid stiffening: configuration and stress evolution''
    J. Chem. Phys., under review.

  2. 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).

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

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

  5. 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.

  6. 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. 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.

  2. 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.

  3. 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).

  4. 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.

  5. 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.

  6. 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.

  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.


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