Dr. David W. Sukow
Curriculum Vitae

PROFESSIONAL EXPERIENCE
 

2005 - present	Associate Professor of Physics and Engineering, Washington and Lee University, Lexington, VA
1999 - 2005	Assistant Professor of Physics and Engineering, Washington and Lee University, Lexington, VA
1997 - 1999	National Research Council Postdoctoral Research Associate, Nonlinear Optics Group Air Force Research Laboratory, Directed Energy Directorate, Kirtland AFB, NM Mentor: Dr. Athanasios Gavrielides

SELECTED MEMBERSHIPS, AWARDS, and ACTIVITIES

National Science Foundation Panel Reviewer for CAREER, Advanced Technological Education (ATE) proposals.
Manuscript Referee, for Physical Review Letters, Physical Review A, Physical Review E, Physics Letters A, Optics Communications, and Optics Letters.
National Research Council Postdoctoral Research Associateship, 1997 - 1999
Air Force Office of Scientific Research Summer Graduate Research Associateship, 1995
Townes Graduate Fellow, Duke University, 1991 - 1994
Graduated Magna cum Laude, Phi Beta Kappa from Gustavus Adolphus College, 1991
Partners in Scholarship, Gustavus Adolphus College, 1987 - 1991
National Merit Scholar, 1987
Member, American Physical Society, American Association of Physics Teachers, and Virginia Academy of Science.
 

RESEARCH INTERESTS

1. Nonlinear dynamics in lasers and electronic circuits

• Instabilities in semiconductor lasers and fiber lasers
• Synchronization and control of chaotic optoelectronic systems
• Time-delay systems and control techniques
• Circuit analogs of high-speed optical systems
• Interaction of stochastic noise with deterministic nonlinear systems

2. Physics education research, elementary and secondary teacher enhancement, scientific literacy
3. Chaos and the liberal arts: connections to music, dance, biology, philosophy, astronomy
 

EXTERNAL SUPPORT

• National Science Foundation, “CAREER: Dynamics and Synchronization of Semiconductor Lasers with Feedback,” $400,000, 1 June 2003 - 1 June 2009.
• Jeffress Memorial Trust (award and two renewalsl), “High-Frequency Oscillations from a Semiconductor Laser with Two Delayed Optical Feedbacks,” $50,000, 1 January 2001 - 31 December 2003.
• W.M. Keck Foundation, through the W&L Interdisciplinary Program in Nonlinear Dynamics, $500,000, 2001 - 2005 (one of eight faculty co-authors; laser laboratory equipment budget of $44,600).
• ILX Lightwave University Donation Program, “Semiconductor lasers with unidirectional optical coupling,” $10,000 in electro-optics equipment, 2000 - 2002.
• NSF CCLI grant, “A Versatile Laser-Based Experimental Setup for the Chemistry and Physics Curricula at Washington and Lee University,” $86,333, 2000 - 2003 (co-PI; PI is Dr. Matthew Tuchler, Chemistry).

REFEREED PUBLICATIONS

• “Identity synchronization in diode lasers with unidirectional feedback and injection of rotated optical fields,” David W. Sukow, Athanasios Gavrielides, Taylor McLachlan, Guinevere Burner, Jake Amonette, and John Miller, Physical Review A, vol. 74, 023812 (2006). Available in pdf format . (669k) Copyright ©2006 by The American Physical Society.

• “Square-wave self-modulation in diode lasers with polarization-rotated optical feedback,” Athanasios Gavrielides, Thomas Erneux, David W. Sukow, Guinevere Burner, Taylor McLachlan, John Miller, and Jake Amonette, Optics Letters , vol. 31 no. 13, pp. 2006 - 2008 (2006). Available in pdf format . (218k) Copyright ©2006 Optical Society of America, Inc.

• “Two-field description of chaos synchronization in diode lasers with incoherent optical feedback and injection,” David W. Sukow, Athanasios Gavrielides, Thomas Erneux, Michael J. Baracco, Zachary A. Parmenter, and Karen L. Blackburn, Physical Review A , vol. 72 , 043818 (2005). Available in pdf format . (343k) Copyright ©2005 by The American Physical Society.

• “Experimental synchronization of chaos in diode lasers with polarization-rotated feedback and injection,” David W. Sukow, Karen L. Blackburn, Allison R. Spain, Katherine J. Babcock, Jake V. Bennett, and Athanasios Gavrielides, Optics Letters , vol. 29 no. 20, pp. 2393 - 2395 (2004). Available in pdf format . (382k) Copyright ©2004 Optical Society of America, Inc.

• “Bifurcations in a semiconductor laser subject to delayed incoherent feedback,” J.M Saucedo Solorio, D.W. Sukow, D.R. Hicks, and A. Gavrielides, Optics Communications, vol. 214 no. 1-6, pp. 327 – 334 (2002). Preprint available in pdf format . (6007k) Copyright ©2002 Elsevier Science B.V.

• “Mixed external cavity mode dynamics in a semiconductor laser,” David W. Sukow, Michael C. Hegg, Jennifer L. Wright, and Athanasios Gavrielides, Optics Letters, vol. 27 no. 10, pp. 827 – 829 (2002). Available in pdf format . (105k) Copyright ©2002 Optical Society of America, Inc.

• “Experimental demonstration of suppression of low-frequency fluctuations and stabilization of an external-cavity laser diode,” F. Rogister, D.W. Sukow, A. Gavrielides, P. Megret, O. Deparis, and M. Blondel, Optics Letters, vol. 24, pp. 808 – 810 (2000). Available in pdf format . (87k) Copyright ©2000 Optical Society of America, Inc.

• “Entraining Power-Dropout Events in an External Cavity Semiconductor Laser Using Weak Modulation of the Injection Current,” D.W. Sukow and D.J. Gauthier, IEEE Journal of Quantum Electronics, vol. 36, pp. 175 – 183 (2000). Available in pdf format .(2916k) © 2000 IEEE. Personal use of this material is permitted. However, permission to reprint/republish this material for advertising or promotional purposes or for creating new collective works for resale or redistribution to servers or lists, or to reuse any copyrighted component of this work in other works must be obtained from the IEEE. Copyright and all rights therein are retained by authors or by other copyright holders. All persons copying this information are expected to adhere to the terms and constraints invoked by each author’s copyright.
   
• “Picosecond intensity statistics of semiconductor lasers operating in the low-frequency fluctuation regime,” D.W. Sukow, T. Heil, I. Fischer, A. Gavrielides, A. Hohl-AbiChedid, and W. Elsaesser, Physical Review A vol. 60, pp. 667 - 673 (1999). Available in pdf format . Copyright ©1999 by The American Physical Society.

• “Statistics of power-dropout events in semiconductor lasers with delayed optical feedback” D.W. Sukow, J.R. Gardner, and D.J. Gauthier, Physical Review A Rapid Communications vol. 56, pp. R3370 - R3373 (1997). Available in pdf format . Copyright ©1997 by The American Physical Society.

• “Unfolding of the period two bifurcation in a fiber laser pumped with two modulation tones,” T.C. Newell, A. Gavrielides, V. Kovanis, D. Sukow, T. Erneux, and S.A. Glasgow, Physical Review E vol. 56, pp. 7223 - 7230 (1997).  Available in pdf format . Copyright ©1997 by The American Physical Society.

• “Controlling chaos in a fast diode resonator using extended time-delay autosynchronization: experimental observations and theoretical analysis,” D.W. Sukow, M.E. Bleich, D.J. Gauthier, and J.E.S. Socolar, CHAOS vol. 7, pp. 560 - 576 (1997) (Invited paper for Focus Issue on control and synchronization of chaos).Available in pdf format  Copyright 1997 American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. This article may be found at D.W. Sukow et al., Chaos 7, 560 (1997) .

• “Stabilizing unstable periodic orbits in fast dynamical systems,” J.E.S. Socolar, D.W. Sukow and D.J. Gauthier, Physical Review E vol. 50, pp. 3245 - 3248 (1994).Available in pdf format . Copyright ©1994 by The American Physical Society.

• “Stabilizing unstable periodic orbits in a fast diode resonator using continuous time-delay autosynchronization,” D.J. Gauthier, D.W. Sukow, H.M. Concannon, and J.E.S. Socolar, Physical Review E vol. 50, pp. 2343 - 2346 (1994). Available in pdf format . Copyright ©1994 by The American Physical Society.

CONFERENCE PROCEEDINGS AND OTHER PUBLICATIONS

• “Asymmetric Square Waves in Mutually-Coupled Semiconductor Lasers,” David W. Sukow, Athanasios Gavrielides, Thomas Erneux, Josiah Davis, Makhosazana Dube, Saneliso Mabuza, and Russell Trimmer,  Proceedings of the SPIE: Semiconductor Lasers and Laser Dynamics III, vol. 6997 (2008).

• “Diode lasers with optical feedback produce self-modulated squarewaves,” David W. Sukow, Athanasios Gavrielides, and Thomas Erneux, invited online publication in SPIE Newsroom , Digital Object Identifier (DOI) 10.1117/2.1200607.0272 (2006).

• “Square-wave oscillations in edge-emitting diode lasers with polarization-rotated optical feedback,” Athanasios Gavrielides, Thomas Erneux, David W. Sukow, Guinevere Burner, Taylor McLachlan, John Miller, and Jake Amonette, to appear in Proceedings of the SPIE: Semiconductor Lasers and Laser Dynamics II, vol. 6184, pp. 255-261 (2006).

• “Square waveforms in edge-emitting diode laser subject to polarization-rotated optical feedback,” Athanasios Gavrielides, David W. Sukow, Guinevere Burner, Taylor McLachlan, John Miller, Jake Amonette, and Thomas Erneux, Proceedings of the SPIE: Physics and Simulation of Optoelectronic Devices XIV vol. 6115, pp. 60 - 69 (2006).

• "Polarization dynamics in semiconductor lasers with incoherent optical feedback," David W. Sukow, Athanasios Gavrielides, Thomas Erneux, Michael J. Baracco, Zachary A. Parmenter, and Karen L. Blackburn, Proceedings of the SPIE: Physics and Simulation of Optoelectronic Devices XIII vol. 5722, pp 256 - 266 (2005). Available in pdf format . (653k) Copyright 2005 Society of Photo-Optical Instrumentation Engineers. This paper will be published in Proceedings of the SPIE: Physics and Simulation of Optoelectonic Devices XIII, vol. 5722 and is made available as an electronic preprint with permission of SPIE. One print or electronic copy may be made for personal use only. Systematic or multiple reproduction, distribution to multiple locations via electronic means, duplication of any material in this paper for a fee or for commercial purposes, or modification of the content of the paper are prohibited.

• Book chapter “Experimental Observations” by A. Gavrielides and D.W. Sukow, in “Unlocking Dynamical Diversity: Optical Feedback Effects on Semiconductor Lasers,” Eds. K.A. Shore and D. Kane, to be published by John Wiley and Sons.  US release date 6 May 2005.

• "Optical Feedback Control of Diode Laser Dynamics” (abstract of invited presentation) by David W. Sukow, Technical program of Frontiers in Optics / Laser Science XIX, Annual Meeting of the Optical Society of America (OSA 2003), p.81.

• “Mixed-mode dynamics in a semiconductor laser with two optical feedbacks,” David W. Sukow, Athanasios Gavrielides, Michael C. Hegg, and Jennifer L. Wright, Proceedings of the SPIE: Physics and Simulation of Optoelectonic Devices X, vol. 4646, (2002). Available in pdf format . (1073k) Copyright 2002 Society of Photo-Optical Instrumentation Engineers. This paper will be published in Proceedings of the SPIE: Physics and Simulation of Optoelectonic Devices X, vol. 4646 and is made available as an electronic preprint with permission of SPIE. One print or electronic copy may be made for personal use only. Systematic or multiple reproduction, distribution to multiple locations via electronic means, duplication of any material in this paper for a fee or for commercial purposes, or modification of the content of the paper are prohibited.

• “Nonlinear Dynamics of a Diode Laser with Two Optical Feedbacks,” Michael Hegg, Jennifer Wright, and David W. Sukow, Bulletin of the American Pnysical Society, vol. 4, number 9, p. 21, 2001 (abstract).

• “Analog Computer Simulation of Nonlinear Laser Dynamics,” Nicholas L. Silverman, Steven M. Klotz, and David W. Sukow, Virginia Journal of Science, vol. 52, p. 81, Summer 2001 (abstract).

• “All-optical technique for stabilization of an external cavity laser diode: numerical and experimental demonstrations,” F. Rogister, D.W. Sukow, P. Megret, O. Deparis, A. Gavrielides, and M. Blondel, Proceedings of the SPIE: Physics and Simulation of Optoelectonic Devices VIII, vol. 3944, pp. 521 – 530 (2000). Available in pdf format . Copyright 2000 Society of Photo-Optical Instrumentation Engineers. This paper was published in Proceedings of the SPIE: Physics and Simulation of Optoelectonic Devices VIII, vol. 3944 and is made available as an electronic reprint with permission of SPIE. One print or electronic copy may be made for personal use only. Systematic or multiple reproduction, distribution to multiple locations via electronic means, duplication of any material in this paper for a fee or for commercial purposes, or modification of the content of the paper are prohibited.

• “Optical stabilization of an external cavity semiconductor laser by creation and destruction of external cavity modes,”  D.W. Sukow, F. Rogister, A. Gavrielides, P. Megret, and O. Deparis, 1999 IEEE LEOS Annual Meeting Conference Proceedings, vol. 2, pp. 443 - 444 (1999). Available in pdf format . © 1999 IEEE. Personal use of this material is permitted. However, permission to reprint/republish this material for advertising or promotional purposes or for creating new collective works for resale or redistribution to servers or lists, or to reuse any copyrighted component of this work in other works must be obtained from the IEEE. Copyright and all rights therein are retained by authors or by other copyright holders. All persons copying this information are expected to adhere to the terms and constraints invoked by each author’s copyright.

• “Statistical studies of semiconductor lasers with delayed optical feedback,” D.W. Sukow, T. Heil, I. Fischer, A. Gavrielides, A. Hohl, and W. Elsaesser, Proceedings of the SPIE: Physics and Simulation of Optoelectonic Devices VII vol. 3625, pp. 668 - 678 (1999).

• “Investigation of coupled semiconductor laser dynamics using a simple electronic analog,” D.W. Sukow, V. Kovanis, and A. Gavrielides, Proceedings of the SPIE: Physics and Simulation of Optoelectonic Devices VII vol. 3625, pp 778 - 788 (1999).

• “Regulation and entrainment of power-dropout events in external cavity semiconductor lasers,” D.W. Sukow and D.J. Gauthier, Quantum Electronics and Laser Science Conference, OSA Technical Digest Series vol. 12, pp. 181 - 182 (1997).

• “Dynamics of a fiber laser with two tone modulation,” T. Newell, V. Kovanis, A. Gavrielides, D. Sukow, and T. Erneux, Nonlinear Optics: Materials, Fundamentals, and Applications, 1996 OSA Technical Digest Series vol. 11, pp. 52 - 53 (1996).

• “Controlling chaos and instabilities in fast optical systems,” D.J. Gauthier and D.W. Sukow, LEOS Newsletter vol. 10, pp. 15 - 16 (1996).

• “Controlling chaos in fast optical systems,” D.J. Gauthier and D.W. Sukow, LEOS `95: Proceedings of the IEEE Lasers and Electro-Optics Society Annual Meeting vol. 1, p. 32 (1995).

• “Energy Dependence of the 2H(d,gamma)4He Reaction at Low Energies” (abstract), S. Mellema and D. Sukow, Bulletin of the American Physical Society, April 1991.

PROFESSIONAL PRESENTATIONS

• “Mutually Coupled Semiconductor Lasers with Rotated Optical Feedback,” David W. Sukow and Athanasios Gavrielides, Dynamics Days Europe 2008, Delft, The Netherlands, August 2008. 

• “Asymmetric Square Waves in Mutually-Coupled Semiconductor Lasers,” David W. Sukow, Athanasios Gavrielides, Thomas Erneux, Josiah Davis, Makhosazana Dube, Saneliso Mabuza, and Russell Trimmer, Photonics Europe 2008, Strasbourg, France, April 2008. 

• “Polarization Dynamics of Semiconductor Lasers Subject to a Delayed Feedback,” David W. Sukow, Thomas Erneux, Athanasios Gavrielides, Guinevere Burner, Taylor McLachlan, John Miller,  Jake Amonette, SIAM Conference on Applications of Dynamical Systems, Snowbird, Utah, May 2007. 

• “Synchronization Dynamics in Chaotic Diode Lasers with Rotated Optical Feedback and Injection,” David W. Sukow, Guinevere Burner, Taylor McLachlan, John Miller,  Jake Amonette, and Athanasios Gavrielides, Annual Meeting of the Optical Society of America (OSA 2006), Frontiers in Optics 2006 / Laser Science XXII, Rochester, New York, October 2006. 

• “Reform of Introductory Science Courses for Non-Science Majors: An Associated Colleges of the South Initiative,” David W. Sukow,  Virginia Academy of Science Annual Meeting 2006, Blacksburg, Virginia, May 2006. 

• “Square-wave oscillations in edge-emitting diode lasers with polarization-rotated optical feedback,” Athanasios Gavrielides, Thomas Erneux, David W. Sukow, Guinevere Burner, Taylor McLachlan, John Miller, and Jake Amonette, invited paper at Photonics Europe 2006, Strasbourg, France, April 3 - 7, 2006.

• "Polarization dynamics in semiconductor lasers with incoherent optical feedback," David W. Sukow, Athanasios Gavrielides, Thomas Erneux, Michael J. Baracco, Zachary A. Parmenter, and Karen L. Blackburn,  SPIE / Photonics West 2005: Physics and Simulation of Optoelectronic Devices XIII, San Jose, California, January 2005

• "Optical feedback control of diode laser dynamics," David W. Sukow, invited paper at the Annual Meeting of the Optical Society of America (OSA 2003), Tucson, Arizona, October 2003. Also served as presider over session WQ, "Controlling Chaos II."

• “Observations of mixed-mode dynamics in a diode laser with delayed optical feedback,” David W. Sukow and Athanasios Gavrielides, Dynamics Days 2002, Baltimore, Maryland, January 2002.

• “Diode Laser Dynamics: Chaos, Randomness, and Complexity,” David W. Sukow, Invited Seminar at Davidson College Physics Department, Davidson, North Carolina, November 15, 2001.

• “Optical stabilization of an external cavity semiconductor laser by creation and destruction of external cavity modes,”  D.W. Sukow, F. Rogister, A. Gavrielides, P. Megret, and O. Deparis, LEOS `99: The IEEE Lasers and Electro-Optics Society 1999 Annual Meeting, San Fransisco, California, November 1999.

• “Statistical studies of semiconductor lasers with delayed optical feedback,” D.W. Sukow, T. Heil, A. Gavrielides, I. Fischer, A. Hohl-AbiChedid, and W. Elsaesser, Photonics West `99: Physics and Simulation of Optoelectonic Devices VII, San Jose, California, January 1999.

• “Multimode effects on the picosecond intensity statistics of an external cavity semiconductor laser,” D.W. Sukow, A. Gavrielides, and A. Hohl, AFOSR/ACMS 1998 Nonlinear Optics Workshop, Tucson, Arizona, September 1998.

• “Stable high-speed polarization switching in VCSELs,” H. Li, A. Hohl, A. Gavrielides, D. Sukow, H. Hou, and K. Choquette, European Quantum Electronics Conference (EQEC `98), Glasgow, Scotland, September 1998.

• “Chaos control and application to fast systems,”  Guest lecture for EECE 595 Special Topics Course, Applied Nonlinear Dynamics and Chaos, at University of New Mexico, Dept. of Electrical Engineering and Computer Engineering.  Instructor: Dr. Vassilios Kovanis.  March 30, 1998.

• “A phase-locked loop as an electronic analog for injection-locked semiconductor lasers,” D.W. Sukow, V. Kovanis, and A. Gavrielides, 17th Annual International Conference on Chaos and Nonlinear Dynamics, Chapel Hill, North Carolina, January 1998.

• “Entrainment of power-dropout events in external cavity semiconductor lasers,” D.W. Sukow and D.J. Gauthier, Quantum Electronics and Laser Science Conference (QELS `97), Baltimore, Maryland, May 1997.

• “Regulation of power-dropout events in an external cavity semiconductor laser system under current modulation,” D.W. Sukow and D.J. Gauthier, 16th Annual International Conference on Chaos and Nonlinear Dynamics, Scottsdale, Arizona, January 1997.

• “Controlling chaos under 100 ns,” D.W. Sukow and H.M. Concannon, 13th Annual International Conference on Chaos and Nonlinear Dynamics, Durham, North Carolina, January 1994.