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Horbach Group


Dr. Ronald Benjamin Picture of Dr. Ronald Benjamin
Senior Scientist and Postdoc
 
Institut für Theoretische Physik II - Soft Matter
Heinrich-Heine-Universität Düsseldorf
Building 25.32
Room O2.22
Universitätsstraße 1
D-40225 Düsseldorf, Germany
 
phone: +49-211-81-15873
fax: +49-211-81-10775
e-mail: benj_ro <at> thphy.uni-duesseldorf.de

Research

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Curriculum Vitae

2011-present Senior Scientist at the Institute for Theoretical Physics II, Heinrich-Heine University Düsseldorf
2009-2011 DAAD-DLR Postdoctoral Fellow at Institute of Material Physics, German Aerospace Center, Cologne, Germany
2009 Exchange Visitor, Dept. of Chemical Engineering, University of Colorado at Boulder, USA
2005-2008 Graduate Research Fellow, University of Alabama, USA.
2003-2005 Graduate Teaching Assistant, University of Oregon, USA.

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Honours and Awards
2007-2008 American Physical Society Travel Award to make oral presentation at APS March meetings.
2008 Outstanding Graduate Student Award -UAB Physics Department
2001 GATE Physics (A GRE Physics type exam to select students in India for PhD and Master's positions in the prestigious IITs) - All India Rank - 10
2001-2005 Awarded Graduate Student Fellowships at TIFR, India; University of Southern California, USA; Montana State University, Bozeman, USA; Ohio University, Athens, USA; Wesleyan University, Connecticut, USA at various times.
2001 JEST Physics (A GRE Physics type exam to select students in India for PhD positions at select Research Institutes of India) - Ist Rank in entire State
2001-2002 CSIR-UGC (A GRE General and GRE Physics type exam for selecting students for PhD and Lecturer positions at various Indian Universities) - Qualified 3 times
2008-2009 Awarded Postdoctoral Fellowships at IISC, Bangalore, India; IMSC, Chennai, India; SNBNCBS, Calcutta, India; Helsinki University of Technology, Finland; Nanyang Technological University, Singapore.
2005-2008 Awarded Graduate Student Scholarship from 2005-2008 by Unversity of Alabama.

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Publications (Published and Submitted)

  1. Free energy cost of forming an interface between a crystal and its frozen version- R. Benjamin and J. Horbach, Physical Review E, 92, 042408 (2015).
  2. Crystal growth kinetics in Lennard-Jones and Weeks-Chandler-Andersen systems along the solid-liquid coexistence line- R. Benjamin and J. Horbach, J. Che, Phys., 143, 014702 (2015).
  3. Crystal-liquid interfacial free energy of hard spheres via a thermodynamic integration scheme -R. Benjamin and J. Horbach, Physical Review E 91, 032410 (2015).
  4. Excess free energy of supercooled liquids at disordered walls -R. Benjamin and J. Horbach, Phys. Rev E Rapid Communication 90, 060101(R) (2014).
  5. Crystal-liquid interfacial free energy via Thermodynamic Integration-R. Benjamin and J. Horbach, J. Chem. Phys., 141, 044715 (2014).
  6. Lennard-Jones systems near solid walls: Computing interfacial free energies from molecular simulation methods- R. Benjamin and J. Horbach, J. Chem. Phys., 139 , 084705 (2013).
  7. Wall-liquid and wall-crystal interfacial free energies via thermodynamic integration: A molecular dynamics simulation study , J. Chem. Phys., 137 044707 (2012).
  8. Inertial effects in Buettiker-Landauer Motor and Refrigerator at the Overdamped Limit-R. Benjamin and R. Kawai, Phys. Rev. E, 77, 051132 (2008)
  9. Stochastic energetics of a Brownian motor and refrigerator driven by non-uniform temperature-R. Benjamin, Int. J. Mod. Phys. B, 28, 1450055 (2014).
  10. Nucleation barriers for the liquid-to-crystal transition in simple metals: Experiment vs. simulation-J Bokeloh, G Wilde, RE Rozas, R Benjamin, J Horbach, The European Physical Journal Special Topics 223 (3), 511-526 (2014).
  11. On and off membrane dynamics of the endoplasmic reticulum–Golgi tethering factor p115 in vivo-E Brandon, T Szul, C Alvarez, R Grabski, R Benjamin, R Kawai, E Sztul, Molecular biology of the cell 17 (7), 2996-3008 (2006).

Manuscripts in Preparation

  1. Efficiency and coherent transport in Brownian Motors (submitted, in review).

Selected Talks and Conferences

  1. Crystal-liquid interfacial free energy via Thermodynamic Integration-Soft Matter Conference, Cambridge, UK
  2. Molecular simulation methods to compute interfacial free energies - DPG, 2014, Dresden
  3. Wall-liquid and wall-crystal interfacial free enrgies via Molecular Dynamics Simulation- SPP Meeting, Frankfurt, 2013
  4. Excess free energy of supercooled liquids near disordered walls- DPG 2013, Regensburg
  5. Interfacial free energies via non-equilibrium work and Gibbs-Cahn Integration- CompPhys12, Leipzig, 2012
  6. Interfacial free energies of Lennard-Jones particles near solid walls- CECAM Conference in Villars, Switzerland, 2013
  7. Efficiency optimization of a Brownian Motor driven by non-uniform temperature-DPG 2012, Berlin.
  8. Molecular Dynamics Simulation of a Buettiker-Landauer Motor and Refrigerator-APS March 2008 Meeting in New Orleans, Louisiana, USA.

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benj_ro <at> thphy.uni-duesseldorf.de · Last modified: Fri, December 18 2015 16:43:12 · ©2017-Dr. Ronald Benjamin