Christopher M. Fang-Yen

Education

• 2008: C. elegans course, Cold Spring Harbor Laboratory
• 2007: Woods Hole Neurobiology Course, Marine Biological Laboratory
• 2002: Ph. D., Physics, Massachusetts Institute of Technology. Advisor: Michael S. Feld. Title of thesis: "Multiple Thresholds and Many-Atom Dynamics in the Cavity QED Microlaser",
• 1995: B.S. Physics and Mathematics, with honors and distinction, Stanford University

Employment

• 2007 - present : Postdoctoral Fellow, Department of Physics, Harvard University (with Aravinthan D. T. Samuel)
• 2002-2007: Postdoctoral Associate, G. R. Harrison Spectroscopy Laboratory, Massachusetts Institute of Technology (with Michael S. Feld and H. Sebastian Seung)
• 1996-2002 Research Assistant, Department of Physics, MIT
• 1995 Visiting Scholar, Department of Physics and Astronomy, Michigan State University (with Mark I. Dykman)
• 1993-1995 Research Assistant, Department of Physics, Stanford University
• 1993-1995 Physics and Mathematics Tutor, Toyon Hall, Stanford University

Publications

• M. Zhang, S. H. Chung, C. Fang-Yen, C. Craig, R. A. Kerr, H. Suzuki, A. D. T. Samuel, E. Mazur, and W. R. Schafer, "A Self-Regulating Feed-Forward Circuit Controlling C. elegans Egg-Laying Behavior", in press, Current Biology (2008)
• W. Choi, C. C. Yu, C. Fang-Yen, K. Badizadegan, R. R. Dasari, and M. S. Feld, "Field-based angle-resolved light scattering study of single live cells", Optics Letters 33, 1596-1598 (2008)
• W. Choi, C. Fang-Yen, K. Badizadegan, R. R. Dasari, and M. S. Feld, "Extended depth of focus in tomographic phase microscopy using a propagation algorithm", Optics Letters 33, 171-173 (2008)
• C. Fang-Yen, M. Chu, H. S. Seung, R. R. Dasari, and M. S. Feld, "Phase-referenced probe interferometer for biological surface profiling and displacement measurements", Rev. Sci. Instrum. 78, 123703 (2007)
• W. Choi, C. Fang-Yen, K. Badizadegan, S. Oh, N. Lue, R. R. Dasari, and M. S. Feld, "Tomographic Phase Microscopy", Nature Methods 4, 717-719 (2007)
• C. Fang-Yen and M. S. Feld, "Intrinsic optical signals in neural tissues: measurements, mechanisms, and applications", in New Approaches in Biomedical Spectroscopy, K. Kneipp, R. Aroca, H. Kneipp, E. Wentrup-Byrne, eds., Oxford University Press (2007)
• C. Fang-Yen, S. Oh, Y. Park, W. Choi, S. Song, H. S. Seung, R. R. Dasari, M. S. Feld, "Imaging voltage-dependent cell motions with heterodyne Mach-Zehnder phase microscopy", Optics Letters 32, 1572-1574 (2007)
• C. C. Yu, C. Lau, J. Tunnell, M. Hunter, M. Kalashnikov, C. Fang-Yen, S. Fulghum, K. Badizadegan, R. Dasari, and M. S. Feld, "Assessing Epithelial Cell Nuclear Morphology using Azimuthal Light Scattering Spectroscopy", Optics Letters 31, 3119-3121 (2006)
• C. Fang-Yen, "Quantum trajectory studies of many-atom and finite transit-time effects in a cavity QED microlaser or micromaser", Optics Communications 262, 224-228 (2006)
• C. Fang-Yen, C. C. Yu, S. Ha, W. Choi, K. An, R. R. Dasari, and M. S. Feld, "Observation of Multiple Thresholds in the Cavity QED Microlaser", Phys. Rev. A (Rapid Communications) 73, 041802 (2006)
• W. Choi, C. Fang-Yen, J. Lee, K. An, R. R. Dasari, and M. S. Feld, "Observation of Nonclassical Photon Statistics in the Cavity QED Microlaser", Phys. Rev. Lett. 96, 093603 (2006)
• W. Choi, M. Lee, Y. Lee, C. Park, J. Lee, K. An, C. Fang-Yen, R. R. Dasari, and M. S. Feld, "Calibration of second-order correlation functions for non-stationary sources with a multi-start multi-stop time-to-digital converter", Rev. Sci. Instrum. 76, 083109 (2005)
• A. Ahn, C. Yang, A. Wax, G. Popescu, C. Fang-Yen, K. Badizadegan, R. R. Dasari, and M. S. Feld, "Harmonic phase dispersion microscope with a Mach-Zehnder interferometer", Applied Optics 44, 1188 (2005)
• C. Fang-Yen, M. Chu, H. S. Seung, R. R. Dasari, and M. S. Feld, "Non-contact measurement of nerve displacement during action potential with a dual-beam low coherence interferometer", Optics Letters 17, 2028 (2004)
• H. Iwai, C. Fang-Yen, G. Popescu, K. Badizadegan, R. R. Dasari, and M. S. Feld, "Quantitative phase imaging using actively stabilized phase shifting low-coherence interferometry", Optics Letters 29, 2399 (2004)
• G. Popescu, C. Fang-Yen, L. Deflores, M. Chu, H. Iwai, M. Hunter, M. Kalashnikov, V. Backman, K. Badizadegan, C. Boone, G. Stoner, R. R. Dasari and M. S. Feld, "Seeing Small Biological Structures with Light", in Laser Spectroscopy - Proceedings of the XVI International Conference (ICOLS 2003), P. Hannaford, A. Sidorov, H. Bachor, and K. Baldwin eds., (World Scientific Publishing, Singapore) p. 375-382 (2003),
• C. Fang-Yen, "Multiple Thresholds and Many-Atom Dynamics in the Cavity QED Microlaser", Ph. D. thesis, Massachusetts Institute of Technology (2002).
• C.-C. Yu, C. Fang-Yen, A. Aljalal, R. R. Dasari, K. An, and M. S. Feld, "Single-Atom Laser", in McGraw-Hill Yearbook of Science & Technology 2001 (McGraw-Hill, New York, 2001).
• K. An, B. A. Sones, C. Fang-Yen, R. R. Dasari, and M. S. Feld, "Optical bistability induced by mirror absorption: measurement of absorption coefficients in sub-ppm level", Optics Letters 22, pp. 1433-1435 (1997)
• C. Fang-Yen, M.I. Dykman, and M.J. Lea, "Internal forces in nondegenerate 2D electron systems", Phys. Rev. B 55, pp. 16272-79 (1997)
• M.I. Dykman, C. Fang-Yen, and M.J. Lea, "Many-electron transport in strongly correlated nondegenerate 2D electron systems", Phys. Rev. B 55, pp. 16249-71 (1997)
• M.J. Lea, P. Fozooni, A. Kristensen, P.J. Richardson, K. Djerfi, A. Santrich-Badal, M.I. Dykman, C. Fang-Yen, and A. Blackburn, "Magnetoconductivity of two-dimensional electrons on liquid helium: Experiments in the fluid phase", Phys. Rev. B 55 , pp. 16280 - 92 (1997).
• P. Fozooni, P.J. Richardson, M.J. Lea M.I. Dykman, C. Fang-Yen, and A. Blackburn, "Internal Forces and the Magnetoconductivity of a Nondegenerate 2D Electron Fluid", J. Phys C: Condensed Matter 8, L215 - L221 (1996).
• A. Blackburn, K. Djerfi, M.I. Dykman, C. Fang-Yen, P. Fozooni, A. Kristensen, M.J. Lea, P.J. Richardson, A. Santrich-Badal, and R.W. van der Heijden, "Magnetotransport of 2D electrons on liquid helium in the fluid and solid phases", Czech. J. of Phys. 46 p. 3056-3062 Suppl. S6 (1996). (Invited papers of the International Conference on Low Temperature Physics LT-XXI)
• M.J. Lea, K. Djerfi, P. Fozooni, A. Kristensen, A. Santrich-Badal, A. Blackburn, M.I. Dykman, C. Fang-Yen, and P.J. Richardson, "Many-electron magnetoconductivity in 2D electrons on liquid helium", Surface Science 361 - 362 , p. 835 - 838 (1996).
• P.J. Richardson, K. Djerfi, P. Fozooni, M.J. Lea, A. Santrich-Badal, M.I. Dykman, C. Fang-Yen, and A. Blackburn, "Many-electron magnetoconductivity of 2D electrons on liquid helium", Czech. J. Phys. 46, p. 329-330 Suppl. 1 (1996).

Presentations

• "How Worms Eat", Squishy Physics Seminar, Harvard University, Sept. 3, 2008
• "Pharyngeal Filtering of Bacteria in Caenorhabditis elegans Analyzed by High Speed Video Microscopy", C. elegans Neuroscience Meeting, University of Wisconsin-Madison, June 30, 2008 (poster)
• "Interferometric imaging and tomography of living cells", journal club talk, Boston University, Boston, MA, August 8, 2007
• "Imaging Excitable Cells with Optical Interferometry", Seminar, Laboratory for Bio-Optics, Ecole Polytechnique, Paris, France, December 4, 2006.
• Gordon Research Conference on Lasers in Medicine and Biology, Meriden, New Hampshire, July 2006 (poster)
• "Neural Imaging with Optical Interferometry", Journal Club talk, Department of Physiology and Biophysics, School of Life Sciences, Fudan University, Shanghai, China. June 5, 2006.
• "Biological imaging at the nanometer scale using optical interferometry", Hamamatsu Photonics, Hamamatsu, Japan. May 30, 2006.
• "Probe-Based and Bifocal Approaches for Phase-Referenced Low Coherence Interferometry", OSA Biomedical Optics Topical Meeting, Ft. Lauderdale, FL, March 21, 2006
• "Differential Heterodyne Mach-Zehnder Interferometer for Measurement of Nanometer-Scale Motions in Living Cells", OSA Biomedical Optics Topical Meeting, Ft. Lauderdale, FL, March 20, 2006
• "Biological imaging at the nanometer scale using optical interferometry", International Chemical Congress of Pacific Basin Societies (Pacifichem), Honolulu, Hawaii. December 17, 2005.
• "Neural Imaging with Optical Interferometry", Seminar, Institute of Physics, Chinese Academy of Sciences, Beijing, China. May 13, 2005.
• "Low Coherence Interferometry for Measurement of Neural Signals". Seminar, Schlumberger-Doll Research Laboratories, Ridgefield, CT. February 16, 2005.
• Gordon Research Conference on Lasers in Medicine and Biology, Meriden, New Hampshire, July 4-9, 2004. "Interferometric Detection of Neural Signals: Listening to Neurons with Light" (poster)
• "Interferometric Detection of Neural Signals: Listening to Neurons with Light". Seminar, Marine Biological Laboratory, Woods Hole, Massachusetts. May 27, 2004.
• "Neural interferometry: first non-contact measurements of action potential-induced nerve swelling". OSA Biomedical Optics / Optical Techniques in Neuroscience, Miami, Florida, April 14, 2004.
• "Low coherence interferometry for noninvasive monitoring of nerve signals". Lester Wolfe Workshop in Laser Biomedicine, "Neural Imaging with Optics", Wellman Center for Photomedicine, Massachusetts General Hospital, Boston, Massachusetts, April 13, 2004.
• "Interferometric Detection of Neural Signals: Listening to Neurons with Light". Spectroscopy Laboratory IAP Lecture, Massachusetts Institute of Technology, Cambridge, Massachusetts, January 14, 2004.
• "Nonclassical Photon Statistics in the Microlaser". 34th Winter Colloquium on The Physics of Quantum Electronics, Snowbird, Utah, January 5, 2004.
• "Observation of Nonclassical Photon Statistics in the Cavity QED Microlaser". Optical Society of America Annual Meeting, Tucson AZ, October 2003.
• "Multiple Thresholds and Nonclassical Photon Statistics in the Cavity QED Microlaser". APS Division of Atomic Molecular and Optical Physics Conference (DAMOP), Boulder, Colorado, May 22, 2003.
• International Conference on Atomic Physics, MIT, Cambridge Massachusetts, July 28 - August 2, 2002. "Multiple Thresholds in the Microlaser" (poster)
• "Multiple Thresholds in the Microlaser". Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science (CLEO/QELS), Long Beach California, May 2002.
• "Multiple Thresholds in the Microlaser". 32nd Winter Colloquium on The Physics of Quantum Electronics, Snowbird, Utah, January 8, 2002.
• "Many Atom Dynamics and Multiple Thresholds in the Cavity QED Microlaser". Modern Optics and Spectroscopy Seminar, Massachusetts Institute of Technology, Cambridge, Massachusetts, December 4, 2001.
• "Bistability and Many-Atom Dynamics in the Cavity QED Microlaser". Condensed Matter Physics Seminar, Michigan State University, East Lansing, Michigan, October 19, 2001.
• "The many-atom microlaser and second-order coherence". Workshop on Quantum Optics, Jackson Hole, Wyoming, July 30 - August 4, 2000 (with A. Aljalal)
• "Nonclassical Behavior of the Microlaser". Institute for Theoretical Atomic and Molecular Physics (ITAMP) Workshop on Physics and Applications of Slow Light, Harvard-Smithsonian Center for Astrophysics, Cambridge Massachusetts, April 3-5, 2000.
• "Fluctuational Electric Field and Many-Electron Magnetotransport in a Nondegenerate 2D Electron System". March Meeting of the American Physical Society, San Jose, California, March 23, 1995.

Honors and Awards

• 1998-2002 Lester Wolfe Fellowship
• 1995 Phi Beta Kappa, Stanford University
• 1994 Levine Award for outstanding scholarship in physics, Stanford University.
• 1991-1995 National Merit Scholarship
• 1991-1995 National Science Scholarship

Patents

• United States Patent Application "Systems and Methods for Phase Measurements", filed June 2004

Professional affiliations

• American Physical Society
• Optical Society of America

Activities

• Photography, cooking, running, hiking, skiing, classical voice, classical guitar

References