Christopher M. Fang-Yen
Department of Physics, Harvard University
17 Oxford Street
Cambridge, MA 02138
Phone: 617-721-8180
Email: fangyen "at" fas "dot" harvard "dot" edu
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
Available upon request.