Dr. Rafael Pacheco

School of Mathematics and Statistics

Arizona State University, USA

Adjunct Professor 

Department of Civil Engineering and Geological Sciences

The University of Notre Dame, USA

Visiting Professor

Email: rpacheco@asu.edu

Qualifications

1999 Ph.D., Arizona State University, Mechanical Engineering

1993 M.Sc., Universidad de Guanajuato, Mechanical Engineering

1991 B.Sc., Universidad Iberoamericana, Mechanical and Electrical Engineering

Publications (Selected)

1. Pacheco, J.R., Ruiz-Angulo, A. and Zenit, R., and Verzicco, R. `Fluid velocity fluctuations in a collision of a sphere with a wall,' Phys. of Fluids,23(6): 063301, 2011.
2. Aguirre, F., Villalobos, J.R., Phelan, P.E., and Pacheco, J.R. `The use of energy-production signatures to the relative efficiency of energy use in a manufacturing plant,' International Journal of Energy Research, 35: 477-488, 2011.
3. Pacheco, J.R., Lopez, J.M., and Marques, F. ` Pinning of rotating waves to defects in finite Taylor-Couette flow,' J. Fluid Mech., 666: 254-272, 2011.
4. Pacheco, J.R., Pacheco-Vega A., and Chen, K-P. `Mixing-dynamics of a passive scalar in a three-dimensional microchannel,' Int. J. Heat and Mass Transfer, 54: 959-966, 2011.
5. Stanton, S. J. R., Chen, K. P., Taylor, T. J., Pacheco, J. R. and Hayes, M. A. `Characterization of particle capture in a sawtooth patterned insulating electrokinetic microfluidic device,' Electrophoresis, 38(22): 3634-3641, 2010.
6. Smirnov, S.A., Pacheco, J.R., and Verzicco, R. `Numerical simulations of nonlinear thermally stratified spin-up in a circular cylinder,' Phys. of Fluids,22(11): 116602, 2010.
7. Smirnov, S.A., Pacheco, J.R., and Verzicco, R. `Three-dimensional vortex visualization in stratified spin-up,' Journal of Visualization, 13(2): 81-84, 2010.
8. Chen, K-P., Pacheco, J.R., Hayes, M.A., and Staton, S. `Insulator-based dielectrophoretic separation of small particles in a sawtooth channel,' Electrophoresis, 30(9): 1441-1448, 2009.
9. Pacheco, J.R. `Mixing enhancement in electro-osmotic flows via modulation of electric felds,' Phys. of Fluids, 20(9): 093603, 2008.
10. Smirnov, S.A., Pacheco, J.R., and Verzicco, R. `Laboratory-numerical studies of stratifed spin-up flows,' Environ. Fluid Mech., 8(5-6): 535-541, 2008.
11. Tyagi, H., Phelan, P.E. Prasher, R., Peck, R.E., Lee T-W., Pacheco, J.R., and Arentzen, P. `Increased hot-plate ignition probability for nanoparticle-laden diesel fuel,' Nanoletters 8(5): 1410-1416, 2008.
12. Pacheco, J.R., Chen, K-P., Pacheco-Vega A., Chen, B., and Hayes, M.A. `Chaotic mixing enhancement in electroosmotic flows by random period modulation,' Physics Letters A, 372(7): 1001-1008, 2008.
13. Pacheco-Vega, A., Pacheco, J.R. and Rodic, T. `A general scheme for the boundary conditions in convective and diffusive heat transfer with immersed boundary methods,' J. Heat Transfer, 129(11): 1506-1516, 2007.
14. Pacheco, J.R., Chen, K-P., and Hayes, M.A. `A study on the condition for differential electrophoretic transport at a channel entrance,' Electrophoresis,28(7): 1027-1035, 2007.
15. Pacheco, J.R., Chen, K-P., and Hayes, M.A. `Efficient mixing in a slip-driven three-dimensional flow in a rectangular channel.’ Fluid Dynamics Research,38(8): 503-521, 2006.
16. Pacheco, J.R., Pacheco-Vega, A., Rodic, T. and Peck, R.E. `Numerical simulations of natural convection heat transfer problems using an immersed-boundary finite-volume method on non-staggered grids,' Numerical Heat Transfer B: Fundamentals, 48(1): 1-24, 2005.
17. Hunt, J.R.C., Pacheco, J.R., Mahalov, A., and Fernando, H.J.S. `Effects of rotation and sloping terrain on the fronts of density currents,' J. Fluid Mech.,537: 285-315, 2005.
18. Pacheco, J.R., Pacheco-Vega, A. `Analysis of thin film flows using a flux vector splitting,' J. Fluids Engineering, 150(2): 365-374, 2003.
19. Pacheco, J.R., `The solution of viscous incompressible jet flows using non-staggered boundary-fitted coordinate methods,' Int. J. Numer. Methods Fluids,35(1): 71-91, 2001.
20. Pacheco, J.R., Pacheco-Vega, A., and Pacheco-Vega, H.R., A `Numerical comparison between spatial and temporal disturbances in a pipe,' Revista Mexicana de Fisica, 47(4): 76-84, 2001.
21. Mahalov, A., Pacheco, J.R., Voropayev, S., Fernando, H.J.S. and Hunt, J.C.R. `Effects of rotation on fronts of density currents,' Physics Letters A,270(3-4): 149-156, 2000.
22. Pacheco, J.R. and Peck, R.E. Non-staggered boundary fitted co-ordinate method for the solution of certain type of free surface flows,' Numerical Heat Transfer B: Fundamentals, 37(3): 267-291, 2000.