A.T. CHARLIE JOHNSON, JR.

Department of Physics and Astronomy, University of Pennsylvania (Penn)

Tel: (215) 898-9325

EDUCATION

Harvard UniversityCambridge, Massachusetts

Ph.D. in Physics.November, 1990Advisor: Prof. M. Tinkham.
Thesis: Effect of leads and quantum fluctuations on small superconducting tunnel junctions

Stanford UniversityPalo Alto, California

B.S. in Physics with distinction.June, 1984

HONORS AND AFFILIATIONS

•Fellow of the American Physical Society, November 2011.

•Dean’s Award for Undergraduate Research Mentorship. April 2011.

•Founding Executive Editor, AIP Advances December 2010.

•Co-Founder Graphene Frontiers, LLC, through the Penn UPStarts program. June 2010. Graphene Frontiers was selected for the NSF I-Corps program (October 2011) and received an NSF SBIR grant (Jan. 2012).

•Co-Founding Scientist, Adamant Technologies.Start-up commercializing DNA/NT vapor sensor technology invented in the Johnson group.

•Honor for scholarship and academic excellence. Panhellenic and Inter-Fraternity Executive Councils, Penn, 2006.

•Lindback Foundation Award for distinguished teaching at the University of Pennsylvania. 2003.

•Jack Raper Outstanding Technology Directions Paper Award, 1999 International Solid State Circuit Conference.

•Alfred P. Sloan Research Fellow, 1995.

•David and Lucille Packard Foundation Science and Engineering Fellow, 1994 -1999.

•National Research Council Postdoctoral Fellow, 1992 -1993.

•European Union ESPRIT Postdoctoral Fellow 1990 – 1992.

•National Science Foundation Fellow, 1984-1986.

•Danforth Center Award for excellence as a teaching fellow at Harvard, 1987.

•Phi Beta Kappa as college junior, 1983.

•Ranked top 25 in the world, Men’s Swimming, 200 meter butterfly (long course), 1982.

EXPERIENCE

University of PennsylvaniaPhiladelphia, Pennsylvania

Professor of Physics & Astronomy, 2008 – present

Associate Chair for Graduate Affairs, Jan 2011 - present

Associate Chair for Undergraduate Affairs, 2005 – July 2011
Associate Professor of Physics & Astronomy, 2001 – June 2008
Secondary Appointment in Electrical and Systems Engineering, 2002 – present
Secondary Appointment in Materials Science and Engineering, 2002 – present
Director, Penn Micro/NanoFabrication Laboratory (now Wolf Nanofabrication Facility), 2003 –2005
Assistant Professor of Physics & Astronomy.1994 –2001
Member : Laboratory for Research on the Structure of Matter (1994 – present); Institute for Medicine and Engineering (2002 – present); Executive Committee of the Nano/Bio Interface Center (2004 – present).

Research Interests: Electron and thermal transport in nanostructures and single molecules, including carbon nanotubes, graphene, DNA, synthetic proteins and other biomolecules. Physical properties of hybrid nanostructures and their use in molecular sensing.Development of scanning probe techniques for electronic property measurement of nanomaterials and nanodevices.

National Institute for Standards and TechnologyBoulder, Colorado

National Research Council Post-doctoral FellowSeptember 1992 – December 1993

Delft University of TechnologyDelft, The Netherlands

ESPRIT Post-doctoral FellowAugust 1990 - August 1992

Member of NanSDev [Nanoscale Devices], a European consortium. First publication showing coexistence of single-electron charging and zero-dimensional states in Ga[Al]GaAs lateral nanostructures. Demonstrated coherent resonant tunneling in the charging regime and clocked single electron transport in the Quantum Dot Turnstile.

Harvard UniversityCambridge, Massachusetts

Research AssistantSeptember 1985 – August 1990

Investigated quantum effects in nanometer-scale superconducting tunnel junctions.

SUMMARY OF RESEARCH ACHIEVEMENTS

My research interests include transport phenomena (charge, energy, and spin) in nanoscale systems, including carbon nanotubes and graphene, and hybrid nanostructures based on these materials conjugated with proteins, synthetic peptides, and DNA.Recent research accomplishments include: Creation of bio-inspired vapor sensors based on carbon nanotube transistors functionalized with mammalian olfactory receptors. Crystallographic etching of graphene.Large-scale production of very large graphene oxide membranes. Demonstration of Feedback Controlled Electromigration, an atomically precise fabrication method for nanogap contacts for molecular electronics (patent pending). Invention of a DNA/Nanotube Gas Sensor appropriate for use in an electronic nose system (patent awarded), and quantitative comparison of experiment with all-atom Molecular Dynamics simulation.Development of a quantitative theory of Scanning Conductance Microscopy, including a demonstration of direct measurement of the dielectric constant of a polymer nanowire.Quantitative characterization of individual defects in a nanotube device.First fabrication of air-stable, n-type nanotube field effect transistors.Design and demonstration of a nanotube memory cell. Discovery and control of the Schottky barriers in carbon nanotube field effect transistors using Scanning Gate Microscopy. First observation of the impurity-induced conversion of a nanotube FET into a nanotube diode, and elucidation of the mechanism.Demonstration of 20nm channel nanotube FETs and quantum dots. Discovery of 1-dimensional quantized phonon subbands in nanotubes. First production of nanotube-epoxy composite materials for thermal management (patent pending).Fabrication of “nanogap” electrical contacts for molecular electronic circuits (patent awarded).

EXTRAMURAL FUNDING

  1. DNA-Functionalized Graphene Sensors, PI. Lockheed Martin Corporation. 12/1/11 – 7/31/12. $75,000.
  2. Graphene Nanoribbons, PI. Intel (through Semiconductor Research Corporation). 12/1/11 – 11/30/12. $120,000 (planned for 3 years at $120K/yr based on research progress).
  3. Pilot Production of Large Area Uniform Single-Crystal Graphene Films. PI. NSF I-Corps (“Innovation Corps) Program. 10/1/11 – 5/31/12. $50,000
  4. DNA-Nanotube Sensor Array for Detection of Human-derived VOCs. PI. Lockheed Martin Corporation. 9/1/11 – 12/31/11. $50,000.
  5. DNA-Nanotube Sensor Arrays for Detection of Odorless Volatile Organic Compound Taggants, PI. US Air Force, URES. 8/1/10 – 7/31/12. $299,590
  6. Antibody-Functionalized Carbon Nanotube Transistors as Biosensors for the Detection of Prostate Cancer. Co-PI. PI is Matthew Robinson, Ph.D. (Fox Chase). DoD Congressionally Directed Medical Research Program. 7/1/09 – 6/30/12 - $577,602.
  7. DARPA Real Nose Program Penn Subcontract. PI. 11/1/08 – 1/31/10 - ~$500,000
  8. Graphene- and Metal-Based Atomically Precise Nanoelectronics, PI. Co-PI D. Strachan, Univ of Kentucky. Funded by NSF. 7/1/08 – 5/31/12 -- $444,871
  9. IGERT Fellowships in Nanoscale Science and Engineering: The Two University/One Campus Approach, NSF-IGERT. 12/1/07 - 11/31/12 -- $3,199,198Co-PI. Training Grant.
  10. Nano-based Methods to Detect Immune Responses to Therapeutic Monoclonal Antibodies. A research team within Nanotechnology Institute of the Commonwealth of Pennsylvania. 7/07 – 6/08. Allocation $85,000.
  11. Ultra-sensitive “Nose-like” Detection of Vapor Phase Threats with DNA-Decorated Carbon Nanotubes. PI. Intelligence Community Postdoctoral Research Fellow Program. 7/1/07 – 6/30/10. $120,000/yr.
  12. Wireless Organic Chemical Sensor. Co-PI (PI G. Piazza). NSF-MASINT Special Project. 6/1/07 – 5/31/09. Allocation ~ $90,000/yr.
  13. Fundamental Investigations of the Physics and Chemistry of DNA-Decorated Carbon Nanotubes. PI. Co-PI M. Klein. JSTO/DTRA and the Army Research Office. 9/06 – 8/09. $992,000.
  14. NSEC Umbrella Grant. Nano/Bio Interface Center. National Science Foundation Nanoscale Science and Engineering Center. I am co-leader of Research Team 1. Allocation $65,000/yr. The NSEC has been successfully renewed.
  15. MRSEC Umbrella Grant. Laboratory for Research on the Structure of Matter. National Science Foundation Materials Science and Engineering Center. Seed Grant, $40,000/yr.
  16. NIRT: Heterogeneous Integration of Nanowires for Chemical Sensors. National Science Foundation 7/03 – 7/07. $360,000.
  17. NIRT: Complex Nanostructures of Dissimilar Elements: Synthesis Assembly and Proximal Electrical and Optical Properties. NSF. 8/03 – 7/07. Total grant ~$1.2M.
  18. Confined Phonons and the Thermal Properties of Single Wall Carbon Nanotubes, Petroleum Research Foundation. 9/01 – 8/03. $90,000.
  19. NIRT: Single-Molecule Electrical Transport: Collaborative Nanoscale Research Bridging Chemistry & Physics, an NSF-funded Nanoscience Interdisciplinary Research Team (NIRT). $275,000/yr, 9/01 – 8/05. Co-PIs include J. Barton, J. Hone, N. Lewis, and M. Roukes (Caltech).
  20. Carbon Nanotube Derived Materials, an Interdisciplinary Research Group (IRG) within the Laboratory for Research in the Structure of Matter, 9/00 – 9/04. Co-Group Leader on the project. LRSM was funded at $3.4M/yr for 4 IRGs.
  21. Nanoscale Biosensors. A research team within the Commonwealth of Pennsylvania Nanotechnology Institute. Budget, $80,000/yr for 3 years.
  22. 4th Winter School J. J. Giambiagi Nanophysics, Nanoscience and Nanotechnology. Proposal to the NSF for support of an International Meeting. This proposal was funded for $25,000. 1/02 – 9/02.
  23. Manipulation, Assembly and Electronic Properties of Carbon Nanotubes, Co-PI (PI – J. Fischer).NSF-funded Focused Research Group. $160,000/yr, 9/98-9/01.
  24. Packard Fellowship for Science and Engineering. $100,000/year, 9/94-9/99.
  25. Sloan Fellowship. $30,000. 1995 – 1997.

SELECTED PRESENTATIONS AND INVITED TALKS

  1. Bio/Nano Hybrids for Chemical Detection. Condensed Matter Seminar. Temple University. Philadelphia, Pensnylvania. April, 2012.
  2. Cutting Edge Nanoscience. Invited presentation at the 14TH Annual Emerging Technologies Update Day. Mack Center for Technological Innovation. Wharton School, Penn. February 2012.
  3. Bio-Nano Hybrids for Chemical Detection. Seminar at MIT Lincoln Laboratory. Lexington, Massachusetts. November 2011.
  4. Bio/Nano Hybrids for Chemical Detection. Invited lecture at the Nano4Defense Conference. Seattle, Washington. October 2011.
  5. Bio-Nano Hybrids for Chemical Detection. Seminar of the Laboratory for Surface Modification, Rutgers University. October 2011.
  6. Adventures at the Bio/Nano Interface: Biomimetic Chemical Sensors. Invited lecture at the Sensing at the Human Interace Workshop. Stone Mountain, Georgia. June 2011.
  7. Functionalized Carbon Nanostructures for Chemical Detection. Invited lecture at BD Technologies Research Facility. Raleigh, North Carolina. June 2011.
  8. Nanocarbon-Biomolecule Hybrids for Chemical Detection. International Conference on Polymers as Advanced Materials. Pretoria, South Africa. May 2011.
  9. Nano-electronic Nose. Penn LRSM Science Café. Stony’s Bar and Grill. Wilmington, Delaware. April 2011.
  10. Adventures in Nanoscience: Biomimetic Chemical Sensors and DNA Translocation through Graphene Nanopores. Physics Colloquium. Tufts University. Medford, Massachusetts. April 2011.
  11. Bio-Nano Hybrids for Chemical Detection. Invited presentation at the Spring Colloquium of the Monell Chemical Senses Center. March 2011.
  12. Interlayer Physics in Few Layer Graphenes. Invited talk at the March Meeting of the American Physical Society. Dallas, Texas. March 2011. Talk given by collaborator E.J. Mele.
  13. Biomimetic Chemical Sensors. Colloquium at the Center for Nanobiotechnology Research, Alabama State University. Montgomery, Alabama. November 2010.
  14. Adventures in Nanoscience: Biomimetic Chemical Sensors and DNA Translocation through Graphene Nanopores. Colloquium of the Department of Physics and Astronomy, University of Kentucky. Lexington, Kentucky. September 2010.
  15. Biomimetic Chemical Sensors. Invited lecture at the Workshop on Sensing at the Nano/Bio Interface: Integrated Materials and Techniques forMulti-functional Sensing using Conformal Substrates. Skamania Lodge, Stevenson, Washington. August 2010.
  16. Adventures in Nanotechnology: Biomimetic Chemical Sensors and DNA Translocation through Graphene Nanopores. Invited lecture at the Center for Integrated NanoTechnologies (CINT) User Meeting.Albuquerque, New Mexico. August 2010.
  17. Biomimetic Chemical Sensors. Invited presentation at NT 2010. Montreal, Canada. July 2010. Talk given by Postdoctoral Fellow Brett Goldsmith.
  18. Undergraduate Adventures in Nanotechnology: Carbon Nanotubes, Graphene, Nanoparticles, and All That. Invited lecture at the Gordon Research Conference on Physics Research and Education. South Hadley, Massachusetts. June 2010.
  19. Chemical Sensing with Biomolecule-Nanocarbon Hybrids. Invited lecture at the “Nano Helps Bio” Conference, Santa Fe, New Mexico. April 2010.
  20. Biomolecule-Nanocarbon Hybrids for Chemical and Biological Sensing, invited lecture at Chem/Bio Defense-Physical Science and Technology Meeting. Dallas, Texas. November 2009.
  21. Chemical Sensing with Functionalized Carbon Nanostructures, Colloquium of the Monell Chemical Senses Center. Philadelphia, Pennsylvania. September 2009.
  22. Physics of Graphene, Intel Graphene Symposium. Hillsboro, Oregon. July 2009.
  23. Nose-like Sensing with Functionalized Carbon Nanotube Transistors. Quarterly Meeting of the DARPA Real Nose Project. Falmouth, Massachusetts. July 2009.
  24. Functionalized Carbon Nanostructures for Chemical Sensing. Colloquium of the Electrical Engineering Department at the University of Delaware. March 2009.
  25. Invited lecture at Graphene Week 2009. Innsbruck Austria. Declined.
  26. Functionalized Carbon Nanostructures for Chemical Sensing. Chemical and Biological Defense, Physical Science and Technology Meeting. New Orleans, Louisiana. November 2008.
  27. Nose-like Sensing with Functionalized Carbon Nanotube Transistors. Kick off Meeting of the DARPA Real Nose Project. Alexandria, Virginia. November 2008.
  28. Functionalized Carbon Nanostructures for Chemical Sensing. Invited lecture at the 7TH Korea Conference on Innovative Science and Technology, Electronic Properties of Carbon Based Materials. Phoenix Park, Korea. October 2008.
  29. Detection of biologically-derived odorants using DNA-functionalized carbon nanotubes. Invited lecture in a special symposium commemorating the 40TH anniversary of the Monell Chemical Senses Center. Annual meeting of the American Chemical Society, Philadelphia, August 2008.
  30. Nose-like Sensing with Functionalized Carbon Nanostructures, PREM Materials Research Symposium. University of Puerto Rico, Humacao. May 2008.
  31. Electrons and Phonons in Carbon Nanotubes and Graphene; and Biomolecular Sensing with Functionalized Carbon Nanotubes. Two invited lectures at the Escuela de NanoEstructuras, Valparaiso, Chile, January 2008.
  32. DNA-Decorated Carbon Nanotubes for Chemical Sensing: Experiment and Computer Simulation. Presentation at the 2007 Nanoelectronic Devices for Defense & Security (Nano-DDS) Conference. Washington DC, June 2007.
  33. DNA-Decorated Carbon Nanotubes for Chemical Sensing. Condensed Matter Physics Seminar. Rutgers University, April 2007.
  34. DNA-Decorated Carbon Nanotubes for Chemical Sensing, Physics and Astronomy Colloquium, Dartmouth College, February 2007.
  35. Fundamental Investigations of DNA-Decorated Carbon Nanotubes. At the 2007 Joint Science and Technology Office for Chemical and Biological Defense, Physical Science and Technology Basic Research Review. Washington DC, January 2007.
  36. Nanotubes and Nanowires for Chemical Sensing. Invited Focus Group Presentation at the Nanotechnology for Chemical and Biological Defense 2030 Workshop, Santa Fe, January 2007.
  37. Nanotubes and Nanowires for Chemical Sensing. Invited lecture at the 6th Edward Bouchet-Abdul Salam Institute (EBASI) Meeting, Cape Town, South Africa, January 2007.
  38. DNA-Decorated Carbon Nanotubes for Chemical and Biological Sensing. Invited lecture at FNANO 06, Foundations of Nanoscience: Self-assembled Architectures and Devices. Snowbird, April 2006.
  39. DNA-Decorated Carbon Nanotubes for Chemical and Biological Sensing. Invited presentation at the DARPA Workshop on Nanotubes and Nanowires for Defense Applications. Napa, March 2006.
  1. DNA-Decorated Carbon Nanotubes for Chemical and Biological Sensing. Invited lecture at IWEPNM 2006, the International Winterschool on the Electronic Properties of NanoMaterials. Kirchberg, Austria, March 2006.
  2. Thermal and Thermoelectric Phenomena in Carbon Nanotube-derived Materials, Invited lecture at the Spring Meeting of the Materials Research Society, San Francisco, March 2005.
  3. Science and Technology of Single-walled Carbon Nanotubes, National University of Lesotho, March 2005.
  4. New Results in Carbon Nanotube Electronics. Annual Symposium of the NanoCenter. University of South Carolina. November 2003.
  5. Memory Effects in Nanotube Electronics. Condensed Matter Physics Seminar. University of Alicante, Spain. November 2003.
  6. Carbon Nanotube Electronics: The Inside Story. Condensed Matter Physics Seminar, University of Delaware. September 2003.
  7. Carbon Nanotube Electronics: The Inside Story. Invited lecture at the 2003 Meeting of the Electrochemical Society. Paris, April 2003.
  8. Memory Effect and Role of Defects in Carbon Nanotube Circuits. Invited lecture at the 2003 March Meeting of the American Physical Society. Austin, March 2003.
  9. Local Electronic Properties of Carbon Nanotube Circuits. Invited lecture at the Fall Meeting of the Materials Research Society. Boston, December 2002.
  10. Measuring the Local Electronic Properties of Nanotube Field Effect Transistors. Lecture at the NSF/EU Workshop on Nanotechnology. Boston, December 2002.
  11. Carbon Nanotube Electronics: The Inside Story. Condensed Matter Physics Seminar, Pennsylvania State University. October, 2002
  12. Carbon Nanotube Electronics:The Inside Story. Nanotechnology Seminar, University of Washington, October 2002.
  13. Carbon Nanotube Electronics: The Inside Story. Invited lecture at the International Workshop on Disordered Systems, Universidad Autonoma de Puebla, Mexico, August 2002.
  14. Electronic and Thermal Properties of Carbon Nanotubes. A set of 3 invited lectures at the Winterschool J.J. Giambiagi, University of Buenos Aires, Buenos Aires, Argentina. July 2002. I was a co-organizer of this Winterschool.
  15. Carbon Nanotube Nanoelectronics, Colloquium of the Department of Mechanical Engineering and Applied Mechanics, Drexel University, May 10, 2002.
  16. Imaging and Characterization of Defects within Nanoscale Electronic Devices, presentation at the LRSM Nanotube IRG Workshop, April 2002.
  17. Advances in Nanotube Nanoelectronics.invited presentation at the 16thKirchbergWinterschool on Molecular Nanostructures, March 2002.
  18. Undergraduate Research: Perspective from the Research University. Invited Lecture at the Meeting of the American Association of Physics Teachers, Philadelphia, February 2002.
  19. Carbon nanotube nanoelectronics, Physics Colloquium, West Virginia University, October 2001.
  20. Thermal and Electronic Transport Phenomena in Single Wall Carbon Nanotubes, a set of three invited lectures at the Pan American Advanced Study Institute, Costa Rica, July 2001.
  21. Quantum Confinement of Electrons and Phonons in Single Wall Carbon Nanotubes, Physics & Astronomy Colloquium, University of Texas at Dallas, May 2001.
  22. Quantum Confinement of Electrons and Phonons in Single Wall Carbon Nanotubes, Physics & Astronomy Colloquium, New York University, April 2001.
  23. Quantized Phonon Subbands and Thermal Conductivity of Single Wall Carbon Nanotubes, invited talk at the Spring Meeting of the Materials Research Society, April 2001.
  24. Quantum Confinement of Electrons and Phonons in Single Wall Carbon Nanotubes, Materials Science and Engineering Colloquium, Northwestern University, April 2001.
  25. Quantized Phonon Subbands and Thermal Conductivity of Single Wall Carbon Nanotubes, invited talk at the March Meeting of the American Physical Society, March 2001.
  26. Quantum Confinement of Electrons and Phonons in Single Wall Carbon Nanotubes, Physics & Astronomy Colloquium, North Carolina State University, 2001.
  27. Quantum Confinement of Electrons and Phonons in Single Wall Carbon Nanotubes, Physics & Astronomy Colloquium, Ohio University, March 2001.
  28. Carbon Nanotube Nanoelectronics, Nanoscale Science and Engineering Seminar hosted by the School of Engineering and Applied Science, University of Pennsylvania, February 2001.
  29. Quantum Confinement of Electrons and Phonons in Single Wall Carbon Nanotubes, Physics Department Colloquium, North Carolina State University, February 2001.
  30. Effect of Quantum Confinement on Electron and Thermal Transport in Carbon Nanotubes, Physics Department Colloquium, University of Virginia, December 2000.
  31. Confined Electrons and Phonons in Single Wall Carbon Nanotubes, Physics & Astronomy Colloquium, Georgetown University, October 2000.
  32. Confined Electrons and Phonons in Single Wall Carbon Nanotubes, Physics & Astronomy Colloquium, University of Pennsylvania, September 2000.
  33. One-dimensional electrons and phonons in single wall carbon nanotubes, Physics Department Colloquium, Ohio University, May 26, 2000
  34. One-dimensional electrons and phonons in single wall carbon nanotubes, Special Condensed Matter Physics Seminar, Harvard University, May 10, 2000.
  35. One-dimensional electrons and phonons in single wall carbon nanotubes, Condensed Matter Physics Seminar, Johns Hopkins University, May 3, 2000.
  36. One-dimensional electrons and phonons in single wall carbon nanotubes, Condensed Matter Physics Seminar, Rice University, April 24, 2000.
  37. One-dimensional electrons and phonons in single wall carbon nanotubes, Condensed Matter Physics Seminar, Duke University, April 6, 2000.
  38. One-dimensional electrons and phonons in single wall carbon nanotubes, Condensed Matter Physics Seminar, University of North Carolina – Chapel Hill, April 5, 2000.
  39. Single wall carbon nanotube electronics, invited presentation at the 14thKirchbergWinterschool on Molecular Nanostructures, March 2000.
  40. New physics and technology with carbon nanotubes, Condensed Matter Physics Seminar, Georgia Institute of Technology, February 18, 2000.
  41. New physics and technology with carbon nanotubes, Physics Department Colloquium, Clemson University, February 17, 2000.
  42. New physics and technology with carbon nanotubes, Physics Department Colloquium, Northwestern University, February 2, 2000.
  43. New physics and technology with carbon nanotubes, Colloquium of the James Franck Institute, University of Chicago, February 1, 2000.
  44. Single nanotube molecular electronics, Univ. of Wisconsin Condensed Matter Physics Seminar, Jan. 2000.
  45. Carbon nanotube molecular electronics, University of Puerto Rico Meeting of the CIRE project affiliated with the LRSM. November 13, 1999.
  46. Carbon nanotube electronics, University of Pennsylvania Physical Chemistry Seminar, September 30, 1999.
  47. Effect of backscattering on transport in carbon nanotubes, invited presentation at the Centennial Meeting of the American Physical Society, Atlanta, 1999.
  48. Electronics of single wall carbon nanotubes. International Solid State Circuit Conference, February 1999. Recipient of the Jack Raper Award for the Outstanding Technology Directions Paper.
  49. Carbon nanotubes: Structure and transport below 1 µm, Condensed Matter Physics Seminar, New York University, January 1999.
  50. Carbon nanotubes: Structure and transport below 1 µm, NEC Research Institute, November, 1998.
  51. Single-wall carbon nanotubes: Structure and Transport below 1 µm. Condensed Matter Physics Seminar, University of Pennsylvania, September 1998.
  52. Atomic-resolution STM imaging of bundles of single-wall carbon nanotubes, WilfriedClauss, D.J. Bergeron, and A.T. Johnson, invited presentation at the 12th KirchbergWinterschool on Molecular Nanostructures. Kirchberg, Austria, March 1998.
  53. The quantum physics and artificial chemistry of nanostructures. Temple University Physics Colloquium, December, 1996.
  54. Effect of magnetic field on lateral quantum dots in the charging regime, invited talk at the Third NRC Workshop on Quantum Dots, at the Institute for Microstructural Sciences, Natural Research Council of Canada, June 1993.
  55. Single electron charging and zero-dimensional states in semiconductor nanostructures, California Institute of Technology, February 1993.
  56. Zero-dimensional states and single electron charging in semiconductor quantum dots, invited talk at the General Conference of the Condensed Matter Division of the European Physical Society, Prague, Czechoslovakia, April 1992.
  57. Quantized current in a semiconductor Quantum Dot Turnstile,ESPRIT Joint Workshop on Nanostructures, Glasgow, United Kingdom, June 1991.
  58. Realization of a single-electron turnstile in a GaAs/AlGaAsheterostructure, Seminaire de la Laboratoire de Physique des Solides, Université Pierre et Marie Curie, Paris, France, April 1991.

TEACHING EXPERIENCE

Physics 150, Engineering Physics I, Spring 1994110 students. SCUE rating: 3.1/4.0