Faculty Directory

Dimitrakopoulos, Panagiotis (Panos)

Dimitrakopoulos, Panagiotis (Panos)

Associate Professor
Chemical and Biomolecular Engineering
Maryland Energy Innovation Institute
1227B Chemical and Nuclear Engineering Building
Website(s):

EDUCATION

Ph.D., University of Illinois at Urbana-Champaign, 1998

PROFESSIONAL MEMBERSHIPS

  • American Institute of Chemical Engineers
  • The Society of Rheology
  • American Physical Society
  • Technical Chamber of Greece

Computational fluid dynamics, bio/micro-fluidics, biophysics, and numerical analysis.


For a detailed list of current research projects, please visit www.eng.umd.edu/~dimitrak/pd-current-research.html.

Professor Dimitrakopoulos current teaches or has taught the following courses:

  • ENES 100: Intoduction to Engineering Design
  • ENCH 250: Computer Methods in Chemical Engineering
  • ENCH 468W/648W: Transport Phenomena in Small and Biological Systems
  • ENCH620: Methods of Engineering Analysis
  • ENCH630: Transport Phenomena

Biofluid Dynamics: Flow in Microfluidics

  • 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.
  • Dodson W. R. III and Dimitrakopoulos, P., 2012 "Tank-treading of swollen erythrocytes in shear flows" Phys. Rev. E, 85, 021922.
  • Dimitrakopoulos, P., 2011 "Comment on "Tank-treading and tumbling frequencies of capsules and red blood cells" Phys. Rev. E, 84, 058301.
  • Dodson W. R. III and Dimitrakopoulos, P., 2011 "Oscillatory tank-treading motion of erythrocytes in shear flows" Phys. Rev. E, 84, 011913.
  • Kuriakose S. and Dimitrakopoulos, P., 2011 "Motion of an elastic capsule in a square microfluidic channel" Phys. Rev. E, 84, 011906.
  • 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.
  • 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.
  • 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.
  • Dodson W. R. III and Dimitrakopoulos, P., 2008 "Spindles, cusps and bifurcation for capsules in Stokes flow" Phys. Rev. Lett., 101, 208102.
  • 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).
  • 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).
  • 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
  • Wang Yechun and Dimitrakopoulos, P., 2012 "Low-Reynolds-number droplet motion in a square microfluidic channel" Theor. Comput. Fluid Dyn., 26, 361-379.
  • 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).
  • 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.
  • 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.
  • 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.
  • 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.
  • 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.
  • 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.
  • 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.
  • Dimitrakopoulos, P., 2004 "Longitudinal relaxation of initially straight flexible and stiff polymers" Phys. Rev. Lett., 93, 217801.

Biophysics and Microrheology: Dilute Solutions of Biopolymers

  • 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).
  • Dimitrakopoulos, P., 2004 "Stress and configuration relaxation of an initially straight flexible polymer" J. Fluid Mech., 513, 265-286.
  • 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

  • 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.
  • 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.
  • 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.
  • 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.
  • 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.
  • 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).
  • 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.
  • 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.
  • 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.
  • 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.
  • 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.

Abdollah Koolivand Wins J.M. Burgers Program Award

ChBE Ph.D. Candidate Abdollah Koolivand won an award for best poster at the 13th Annual Symposium of the Burgers Program for Fluid Dynamics. 

New Device Models Will Improve Design of Biomedical Devices

Dimitrakopoulos' group publishes new methods for calculating membrane's characteristics.

Dimitrakopoulos Promoted

Becomes Associate Professor with tenure effective July 1.