Associate Professor

Alexandre Diehl Associate Professor Education Fields of Interest Publications  Group homepage Ensino Links

Contact Information

Universidade Federal de Pelotas Departamento de Física Campus da UFPEL, Caixa Postal 354 CEP 96010-900, Pelotas, RS, Brasil

Tel: +55-53-32757478 Fax:+55-53-32757343 E-mail: diehl@ufpel.edu.br

Education

• B. Sc. in Physics, Universidade Federal do Rio Grande do Sul (1989)
• M. Sc. in Physics, Universidade Federal do Rio Grande do Sul (1993)
• Doctoral Degree in Sciences, Universidade Federal do Rio Grande do Sul (1997)
• Visiting Fellow at Chemical Engineering Department, Princeton University (2001-03)

Fields of Interest

• Statistical mechanics of charged systems
• Monte Carlo simulation of complex fluids
• Molecular Dynamics simulation

Publications

• "Ions at the air-water interface: An end to a hundred-year old mystery?" Y. Levin, A. P. dos Santos, and A. Diehl, Phys. Rev. Lett. 103, 257802 (2009).
• "Colloidal charge renormalization in suspensions containing multivalent electrolyte"; A. P. dos Santos, A. Diehl, e Y. Levin. Submetido (2009).
• "Electrostatic correlations in colloidal suspensions: density profiles and effective charges beyond the Poisson-Boltzmann theory", A. P. dos Santos, A. Diehl and Y. Levin, J. Chem. Phys. 130, 124110 (2009).
• "Effect of monovalent salt on the conformation of polyelectrolyte-surfactant complexes";, A. Diehl and P. S. Kuhn, Phys. Rev. E 79, 011805 (2009).
• "Colloidal charge reversal: Dependence on the ionic size and the electrolyte concentration", A. Diehl and Y. Levin, J. Chem. Phys. 129, 124506 (2008).
• "Flexible polyelectrolyte conformation in the presence of oppositely charged surfactants", P. S. Kuhn and A. Diehl, Phys. Rev. E 76, 041807 (2007).
• "Smoluchowski equation and the colloidal charge reversal", A. Diehl and Y. Levin, J. Chem. Phys. 125, 054902 (2006).
• "Phase behavior of the lattice Restricted Primitive Model with nearest-neighbor exclusion", A. Diehl and A. Z. Panagiotopoulos, J. Chem. Phys. 124, 194509 (2006).
• "Statistics vs. dynamics: two methods for calculating the effective charge of colloidal particles", A. Diehl and Y. Levin, J. Phys.: Condens. Matter 17, S3309 (2005)..
• "Phase diagrams in the lattice RPM model: From order-disorder to gas-liquid phase transition", A. Diehl and A. Z. Panagiotopoulos, Phys. Rev. E 71, 046118 (2005).
• "Mass Distribution of a Two-Dimensional Fragmentation Process", L. E. Araripe, A. Diehl, J. S. Andrade Jr., and R. N. Costa Filho, Int. J. Mod. Phys. C 16, 253 (2005).
• "Effective charge of colloidal particles", A. Diehl and Y. Levin, J. Chem. Phys. 121, 12100 (2004).
• "Phase Transition and Tricriticality in the Lattice Restricted Primitive Model", A. Diehl and A. Z. Panagiotopoulos, J. Chem. Phys. 118, 4993 (2003).
• "Thermodynamics of ionic microgels", Y. Levin, A. Diehl, A. Fernandez-Nieves, and A. Fernandez-Barbero, Phys. Rev. E 65, 036143 (2002).
• Reply to "Comment on 'Scaling behavior in explosive fragmentation' ", A. Diehl, J. S. Andrade, and G. A. Farias, Phys. Rev. E 65, 048102 (2002).
• "Counterion correlations and attraction between like-charged macromolecules", A. Diehl, H. A. Carmona, and Y. Levin, Phys. Rev. E 64, 011804 (2001).
• "Charge renormalization and phase separation in colloidal suspensions", A. Diehl, M. C. Barbosa, and Y. Levin, Europhys. Lett. 53, 92 (2001).
•  "Scaling behavior in explosive fragmentation", A. Diehl, H. A. Carmona, L. E. Araripe, J. S. Andrade, and G. A. Farias, Phys. Rev. E 62, 4746 (2000).
• "Density-functional theory for attraction between like-charged plates", A. Diehl, M. N. Tamashiro, M. C. Barbosa, and Y. Levin, Physica A 274, 445 (1999).
• "Melting of a colloidal crystal", P. S. Kuhn, A. Diehl, Y. Levin, and M. C. Barbosa, Physica A 247, 246 (1997).
• "Sine-Gordon mean field theory of a Coulomb gas", A. Diehl, M. C. Barbosa, and Y. Levin, Phys. Rev. E 56, 622 (1997).
• "Neutral polyampholyte in an ionic solution", A. Diehl, M. C. Barbosa, and Y. Levin, Phys. Rev. E  54, 6525 (1997).

Group homepage

• Teoria e Simulação em Sistemas Complexos 

Ensino

• Física Estatística
• Termodinamica

Links

• Electronic Journals
• Molecular Simulation Groups and Software packages