Invited Talks

1. Understanding Student Difficulties in Learning Physics

     Classroom Readiness for STEM Volunteers Program: Seminar Series

     Northop Grumman, Linthicum, MD. November, 2008.

2. Expert-Novice Ontologies in Physics

     Illinois Physics Education Research Group,

     University of Illinois, Urbana-Champaign, IL. April, 2008.

3. Expert-Novice Ontologies in Physics

     Education Research Collaborative(ERC) at TERC,

     Cambridge, MA. March, 2008.

4. Interaction of Atomic and Molecular Clusters with Intense Laser Pulses

     Tech-X Corporation,

     Boulder, CO. July, 2006

5. Interaction of Atomic and Molecular Clusters with Intense Laser Pulses

     Department of Radiation Oncology and Molecular Radiation Sciences, Johns Hopkins University,

     Baltimore, MD. April, 2006.

6. Interaction of Atomic and Molecular Clusters with Intense Laser Pulses

     Laboratory of Biological Modeling, NIDDK, National Institutes of Health,

     Bethesda, MD. February, 2006.

Contributed Talks

1. Novice Ontologies in Physics.  Ayush Gupta, David Hammer, & Edward F. Redish, AAPT 2008 Summer Meeting, Edmonton, Canada, July 2008.

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3. Towards a Dynamic Model of Learners' Ontologies in Physics.  Ayush Gupta, David Hammer, & Edward F. Redish, International Conference for the Learning Sciences, Utrecht, Netherlands, June 2008.

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5. Case Studies in Learners' Ontologies in Physics. Ayush Gupta, David Hammer, & Edward F. Redish, AAPT 2008 Winter Meeting, Baltimore, MD, January 2008.

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7. Student Models of Electric Current: An Ontological Analysis.Ayush Gupta, Edward F. Redish, & David Hammer,  AAPT 2007 Summer Meeting, Greensboro, NC, July 2007.

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9. Revisiting the Ontological Characterization of Physics Concepts.  Edward F. Redish, Ayush Gupta, & David Hammer,  AAPT 2007 Summer Meeting, Greensboro, NC. (AAPT 2007 Program Guide, BE11, pp. 57)

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11. Students' Patterns of Reasoning and Behavior During Physics Tutorials. Luke D. Conlin, Ayush Gupta, Rachel E. Scherr, & David Hammer,  AAPT 2007 Summer Meeting, Greensboro, NC. (AAPT 2007 Program Guide, BE02, pp.56.)

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13. An Example of Multiple Mathematical Justifications in Student Thinking.  Thomas Bing, Ayush Gupta, & Edward F. Redish, AAPT 2007 Summer Meeting, Greensboro, NC. (AAPT 2007 Program Guide, EF04, pp. 88.)

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15. Intense laser cluster Interaction: Quasi-monoenergetic high energy ion production.  Ayush Gupta, Thomas Antonsen, J. P. Palastro, & T. Taguchi,  American Physical Society, 48th Ann. Meeting of the Division of Plasma Physics, Philadelphia, Nov. 2006.

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17. Laser-irradiated Atomic Clusters: Resonant Heating, High Energy Ions and Fusion Yield.  Ayush Gupta,J. P. Palastro, Thomas Antonsen, H. Milchberg, & T. Taguchi,  33rd IEEE International Conference on Plasma Science, Traverse City, MI, Jun. 2006.

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19. Linear Absorption Mechanisms in a Laser Exploded Cluster.  J. P. Palastro, Thomas Antonsen, & Ayush Gupta,  33rd IEEE International Conference on Plasma Science, Traverse City, MI, Jun. 2006. >/li>
20. Intense Laser-Cluster Interaction: Effect of Hot Electrons on Propagation and Studies with Longer Pulse widths,  Ayush Gupta, Thomas Antonsen, T. Taguchi, J. Palastro, & H. Milchberg,  American Physical Society, 47th Ann. Meet. of Division of Plasma Physics, Denver, CO, Oct. 2005.

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22. Dielectric Response of a Laser-Exploded Cluster to a Perturbing Field.  J. P. Palastro, Thomas Antonsen, & Ayush Gupta,  American Physical Society, 47th Ann. Meet. Of Division of Plasma Physics, Denver, CO, Oct. 2005.

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24. Signatures of Non-linear Resonance in Laser Irradiated Cluster Plasma.  Ayush Gupta, Thomas Antonsen, J. P. Palastro, T. Taguchi, & H. M. Milchberg,  American Physical Society, 46th Ann. Meet. Of Division of Plasma Physics, Savannah, GA, Nov. 2004.

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26. Dielectric Properties of Laser Exploded Clusters.  J. P. Palastro, Thomas Antonsen, & Ayush Gupta,  American Physical Society, 46th Ann. Meet. Of Division of Plasma Physics, Savannah, GA, Nov. 2004

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28. Resonant Heating of a Cluster Plasma by Intense Laser Light.  T. Taguchi, T. Antonsen, A. Gupta, & H. Milchberg,  Conference on Lasers and Electro-Optics/International Quantum Electronics Conference (CLEO/IQEC), San Francisco, CA, May 2004.

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30. Linear Absorption Mechanisms in a Laser Exploded Cluster.  J. P. Palastro, Thomas Antonsen, & Ayush Gupta,  33rd IEEE International Conference on Plasma Science, Traverse City, MI, Jun. 2006.

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32. Self-Guiding and Frequency Shifts of Intense Laser Pulses Propagating in Clustered Gases,  K. Y. Kim, V. Kumarappan, A. Gupta, T. Antonsen, H. Milchberg, A. Faenov, & T. Pikuz,  Conference on Lasers and Electro-Optics/International Quantum Electronics Conference (CLEO/IQEC), San Francisco, CA, May 2004.

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34. Interaction of Intense Short Laser Pulse with Cluster Plasma.  Ayush Gupta, T. Taguchi, Thomas Antonsen, & H. Milchberg,  34th Anomalous Absorption Conference, Gleneden Beach, OR, May 2004.

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36. Propagation of Intense Short Laser Pulses in Gases of Atomic Clusters.  Ayush Gupta, Thomas Antonsen, & H. Milchberg,  American Physical Society, 45th Ann. Meet. of Division of Plasma Physics, Albuquerque, NM, Oct. 2003.

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38. Self-Phase Modulation and Coupling of Intense Laser Pulses into Plasma Waveguides Produced in Clustered Gases.  K. Y. Kim, H. Milchberg, V. Kumarappan, I. Alexeev, A. Gupta, T. M. Antonsen,  American Physical Society, 45th Ann. Meet. of Division of Plasma Physics, Albuquerque, NM, Oct. 2003.

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40. Resonant Heating of a Cluster Plasma by Intense Laser Light.  T. Antonsen, T. Taguchi, A. Gupta, H. Milchberg,  American Physical Society, 45th Ann. Meet. of Division of Plasma Physics, Albuquerque, NM, Oct. 2003. 

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