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Ranga Gopalakrishnan

RANGANATHAN GOPALAKRISHNAN

gopal033@umn.edu 

http://scholar.google.com/citations?user=tQrZ9j4AAAAJ&hl=en&oi=ao

Education:

Ph. D., University of Minnesota – Twin Cities, Minneapolis, MN, U. S. A. August 2013.

    Co-Advisers: Prof. Christopher J. Hogan Jr. and Prof. Peter H. McMurry.

    Thesis Title: Transition Regime Collisions in Aerosols.Recipient of 2012-13

    University of Minnesota Doctoral Dissertation Fellowship.Honorable Mention

    University of Minnesota Best Dissertation Competition 2014

Bachelor of Technology (Mechanical Engineering), National Institute of Technology, Tiruchirapalli, India.  May 2008.

Previous Employment:

Postdoctoral Scholar in Chemical Engineering, California Institute of Technology. 

    September 2013 to September 2014. 

    Research Supervisor: Professor Richard C. Flagan

Professional Service

  • Reviewer, Aerosol Science and Technology Journal
  • Reviewer, Journal of Aerosol Science

Peer Reviewed Journal Publications:

1.  Gopalakrishnan, R., & Hogan, C. J. (2011), Determination of the Transition Regime Collision Kernel from Mean First Passage Times. Aerosol Science and Technology.45: 1499-1509. http://dx.doi.org/10.1080/02786826.2011.601775

2.  Gopalakrishnan, R., Thajudeen, T. & Hogan, C. J. (2011), Collision limited Reaction Rates for Arbitrarily Shaped Particles Across the entire Diffusive Knudsen Number Range. Journal of Chemical Physics.  135: 054302.  http://dx.doi.org/10.1063/1.3617251

3. Gopalakrishnan, R., & Hogan, C. J. (2012), Coulomb-Influenced Collisions in Aerosols and Dusty Plasmas.  Phys. Rev. E 85, 026410. http://journals.aps.org/pre/abstract/10.1103/PhysRevE.85.026410

4Thajudeen, T., Gopalakrishnan, R. & Hogan, C. J. (2012), The Collision Rate of Non-spherical Particles and Aggregates for all Diffusive Knudsen Numbers. Aerosol Science and Technology, 46:11, 1174-1186. http://dx.doi.org/10.1080/02786826.2012.701353

5. Ouyang, H., Gopalakrishnan, R. & Hogan, C. J. (2012), Nanoparticle Collisions and Growth in the Gas Phase in the Presence of Singular Attractive Potentials. Journal of Chemical Physics. 137: 064316. http://dx.doi.org/10.1063/1.4742064

6. Gopalakrishnan, R., Meredith, M. J., Larriba, C. & Hogan, C. J., Brownian Dynamics Determination of the Bipolar Steady Charge Distribution on Sphere and Non-spheres in the Transition Regime. (2013). Journal of Aerosol Science 63:126-145http://dx.doi.org/10.1016/j.jaerosci.2013.04.007

7. Gopalakrishnan, R., Thajudeen, T., Ouyang, H. & Hogan, C. J., The Unipolar Diffusion Charging of Arbitrary Shaped Aerosol Particles. (2013). Journal of Aerosol Science 64:60-80. http://dx.doi.org/10.1016/j.jaerosci.2013.06.002

8. Gopalakrishnan, R., McMurry, P. H., & Hogan, C. J., Experimental Verification of a Transition Regime Drag Law using High Aspect Ratio Nanoparticles. Accepted for publication with Journal of Aerosol Science.

Conference Posters and Presentations:

1.      Gopalakrishnan, R. (Presenter), Thajudeen, T., McMurry, P. H., & Hogan, C. J.,  Bipolar and Unipolar Charging of Non-Spherical Particles using Brownian Dynamics Simulations.  International Aerosol Conference, Helsinki, Finland, August 29th – September 3rd, 2010.

2.      Gopalakrishnan, R. (Presenter), Thajudeen, T., & Hogan, C. J., A Shape Independent Collision Kernel Valid for All Knudsen Numbers.  European Aerosol Conference, Manchester, United Kingdom, September 4th – 9th, 2011.

3.      Gopalakrishnan, R. & Hogan, C. J. (Presenter), A revised model of Aerosol Diffusion Charging. American Association for Aerosol Research Annual Conference, Orlando, FL, October 3rd – 7th, 2011.

4.      Hogan, C. J. (Presenter)Gopalakrishnan, R. & Ouyang, H., Determination of the Transition Regime Collision Rate in the Presence of Potential Interactions from Mean First Passage Time Calculations. European Aerosol Conference, Granada, Spain, September 2nd – 7th, 2012.

5.      Ouyang, H., Gopalakrishnan, R., & Hogan, C. J., Potential Enhanced Particle Growth in the Transition regime. American Association for Aerosol Research Conference, Minneapolis, MN, USA, October 8th – 12th, 2012.

6.      Gopalakrishnan, R., Thajudeen, T., & Hogan, C. J., Diffusion Charging of Non-Spherical Aerosol Particles from Brownian Dynamics Simulations. American Association for Aerosol Research Conference, Minneapolis, MN, USA, October 8th – 12th, 2012.

7.      Gopalakrishnan, R. (Presenter), McMurry, P. H., & Hogan C. J., Drag Measurements of Cylindrical Aerosol Particles in the Transition Regime. American Association for Aerosol Research Conference, Minneapolis, MN, USA, October 8th – 12th, 2012.

8.      Gopalakrishnan, R., & Hogan C. J. (Presenter), The Unipolar Charging Rate and Bipolar Charge Distribution for Nonspherical Particles.  European Aerosol Conference, Prague, Czech Republic, September 1st – 6th, 2013.

9.      Gopalakrishnan, R. (Presenter), & Hogan C. J., Study of the Unipolar and Bipolar Diffusion Charging of Arbitrary Shaped Aerosol Particles by Brownian Dynamics Simulations.  American Association for Aerosol Research Conference, Portland, OR, USA, September 30th- October 4th, 2013.

10.  Gopalakrishnan, R., McMurry, P. H., & Hogan C. J. (Presenter), Experimental Bipolar Diffusion Charging of Spherical and Cylindrical Aerosol Particles with Detailed Characterization of the Charging Ions. American Association for Aerosol Research Conference, Orlando, FL, USA, October 20th – 24th, 2014.

11.  Leppa, J. (Presenter), Gopalakrishnan, R., & Flagan, R. C., A Method for Estimating the Bipolar Charge Distribution Variation of Aerosol Particles with Atmospheric Conditions. Fall Meeting of the American Geophysical Union, San Francisco, CA, USA, December 15th-19th, 2014.

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Ranganathan Gopalakrishnan,
Jan 15, 2015, 9:40 AM
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