Office: Massachusetts Institute of Technology Room 26-319 77 Massachusetts Ave. Cambridge, MA 02139, USA Tel.: (617) 253-4028 Fax: (617) 253-0987 Email: biwu at mit dot edu		Internet: web.mit.edu/biwu
	Bae-Ian Wu

Objective and Research Interests

Research/Faculty position in electromagnetic wave theory and applied electromagnetics.

Antenna arrays, waveguides, material characterizations, metamaterials, remote sensing, SAR, and InSAR.

Availability

Permanent resident with US work permission.

Education

Massachusetts Institute of Technology, Cambridge, Massachusetts
Ph.D. in Electrical Engineering and Computer Science
Thesis title: Electromagnetics in Characterizations [PHD thesis (PDF)]
Thesis supervisor: Professor Jin A. Kong
June 2003

Massachusetts Institute of Technology, Cambridge, Massachusetts
Master of Science degree in Electrical Engineering and Computer Science
Thesis title: Analysis of Photonic Crystal Filters by the Finite-Difference Time-Domain Technique [MS thesis (PDF)]
Thesis supervisor: Professor Jin A. Kong
June 1999

The Chinese University of Hong Kong, Hong Kong
Bachelor of Engineering degree in Electronic Engineering
Thesis title: Microwave Bandpass Filter Using Triple-Line Elements
Thesis supervisor: Professor Michael Cheng
June 1997

Employment

Position: Research Scientist
Center for Electromagnetic Theory and Applications
Department of Electrical Engineering and Computer Science and Research Laboratory of Electronics
Massachusetts Institute of Technology, Cambridge, Massachusetts
(March 2005-Present)

Position: Postdoctoral Associate
Center for Electromagnetic Theory and Applications
Department of Electrical Engineering and Computer Science and Research Laboratory of Electronics
Massachusetts Institute of Technology, Cambridge, Massachusetts
(June 2003-Feb 2005)

Position: Research Assistant
Center for Electromagnetic Theory and Applications
Department of Electrical Engineering and Computer Science and Research Laboratory of Electronics
Massachusetts Institute of Technology, Cambridge, Massachusetts
(September 1997-May 2003)

Position: Engineering Intern
Analog Devices, Wilmington, Massachusetts
High Speed Networking Group
Research topic: Differential Transmission Line Characterization
Supervisor: Dr. Check F. Lee
(July-August 2002)

Position: Research Assistant
City University of Hong Kong, Hong Kong
Department of Electronic Engineering
Research topic: Wideband Antenna Element Analysis Using FDTD
Supervisor: Professor Y. H. Hwang
(June-August 1996)

Teaching Experience

Teaching Assistantships:
6.013 Electromagnetics and Applications (Undergraduate course), EECS, MIT, Fall 2002.
6.014 Electrodynamics (Undergraduate course), EECS, MIT, Spring 1999, 2001.
6.630 Electromagnetic Theory (Graduate course), EECS, MIT, Fall 1998-2001.
6.632 Electromagnetic Wave Theory (Graduate course), EECS, MIT, Spring 2000, 2002.

Skills

Applied electromagnetics: Theory, modeling/numerical simulations, and experiments.

Programming tools: Fortran, Java, Matlab, Mathematica, etc. on various operating systems: Unix, Linux, OpenVMS, Windows, Mac OS X.

Commercial EM simulation tools: CST Microwave Studio, SONNET, and Ansoft HFSS.

Experimental skills: S-parameter measurements using vector network analyzer, antenna radiation measurements, and on-wafer probing/characterization.

Activities

Production editor, Progress In Electromagnetics Research, and Journal of Electromagnetic Waves and Applications (January 2006-present).

Assistance in the publications of Electromagnetic Wave Theory by J. A. Kong (EMW Publishing: Cambridge, 1998, 1999, 2000) and Scattering of Electromagnetic Waves: Numerical Simulations by L. Tsang, J. A. Kong, K.-H. Ding, and C. O. Ao (Wiley: New York, 2001).

Assistance in the publication of 6.013 Electromagnetics and Applications, Fall 2002 for OpenCourseWare at Massachusetts Institute of Technology.

Member of the Administrative Committee of Progress in Electromagnetics Research Symposium. (PIERS), Cambridge, 2000-2006.

Reviewer of IEEE Transactions on Microwave Theory and Techniques, Optics Express, Progress in Electromagnetics Research (Book Series), and Journal of Electromagnetic Waves and Applications.

Member of IEEE, Sigma Xi.

Member of concert choir, MIT, 1997-2001.

Foreign Languages

Mandarin, Cantonese, and basic French.

Publications [PDFs by year]

Journal papers

1. F. M. Kong, K. Li, B.-I. Wu, H. Huang, H. S. Chen, and J. A. Kong, "Propagation properties of the SPP modes in nanoscale narrow metallic gap, channel, and hole geometries," PIER, vol. 76, pp. 449-466, 2007.

2. H. Huang, Y. Fan, B.-I. Wu, F. M. Kong, and J. A. Kong, "Surface modes at the interfaces between isotropic media and uniaxial plasma," PIER, vol. 76, pp. 1-14, 2007.

3. X. X. Cheng, H. S. Chen, L. X. Ran, B.-I. Wu, T. M. Grzegorczyk, and J. A. Kong, "Negative refraction and cross polarization effects in metamaterial realized with bianisotropic S-ring resonator," Phys. Rev. B, vol. 76, art. no. 024402, July 2007.

4. B.-I. Wu, H. S. Chen, J. A. Kong, and T. M. Grzegorczyk, "Surface wave suppression in antenna systems using magnetic metamaterial," J. Appl. Phys., vol. 101, art. no. 114913, June 1, 2007.

5. B.-I. Wu, F. C. A. I. Cox, and J. A. Kong, "Experimental methodology for non-thermal effects of electromagnetic radiation on biologics," J. Electromagnetic Waves and Applications, vol. 21, no. 4, pp. 533-548, 2007.

6. B. A. Kemp, T. M. Grzegorczyk, B.-I. Wu, and J. A. Kong, "Application of the electrostatic mean value theorem to electrostatic sensor electrodes," Journal of Electrostatics, vol. 65, no. 2, pp. 69-74, Feb. 2007.

7. S. C. Kong, Z. M. Thomas, X. D. Chen, B.-I. Wu, T. M. Grzegorczyk, and J. A. Kong, "Band-stop filter based on a substrate embedded with metamaterials," Microwave Opt. Technol. Lett., vol. 49, no. 3, pp. 530-534, Mar. 2007.

8. H. S. Chen, L. X. Ran, B.-I. Wu, J. A. Kong, and T. M. Grzegorczyk, "Crankled S-ring resonator with small electrical size," PIER, vol. 66, pp. 179-190, 2006.

9. H. S. Chen, B.-I. Wu, and J. A. Kong, "Review of electromagnetic theory in left-handed materials," J. Electromagnetic Waves and Applications, vol. 20, no. 15, pp. 2137-2151, 2006.

10. D. X. Wang, L. X. Ran, B.-I. Wu, H. S. Chen, J. T. Huangfu, T. M. Grzegorczyk, and J. A. Kong, "Multi-frequency resonator based on dual-band S-shaped left-handed material," Optics Express, vol. 14, no. 25, pp. 12288-12294, Dec. 2006.

11. Jianbing J. Chen, Tomasz M. Grzegorczyk, Bae-Ian Wu, and Jin Au Kong, "Imaging properties of finite-size left-handed material slabs," Phys. Rev. E, vol. 74, art. no. 046615, Oct. 2006.

12. Z. M. Thomas, T. M. Grzegorczyk, B.-I. Wu, and J. A. Kong, "Enhanced microstrip stopband filter using a metamaterial substrate," Microwave Opt. Technol. Lett., vol. 48, no. 8, pp. 1522-1525, Aug. 2006.

13. H. S. Chen, B.-I. Wu, L. X. Ran, T. M. Grzegorczyk, and J. A. Kong, "Controllable left-handed metamaterial and its application to a steerable antenna," Appl. Phys. Lett., vol. 89, no. 5, art. no. 053509, Jul. 31, 2006.

14. J. Lu, B.-I. Wu, J. A. Kong, and M. Chen, "Guided modes with a linearly varying transverse field inside a left-handed dielectric slab," J. Electromagnetic Waves and Applications, vol. 20, no. 5, pp. 689-697, 2006.

15. B.-I. Wu, W. Wang, J. Pacheco, X. D. Chen, J. Lu, T. M. Grzegorczyk, J. A. Kong, P. Kao, P. A. Theophelakes, and M. J. Hogan, "Anisotropic metamaterials as antenna substrate to enhance directivity," Microwave Opt. Technol. Lett., vol. 48, no. 4, pp. 680-683, Apr. 4, 2006.

16. J. B. J. Chen, T. M. Grzegorczyk, B.-I. Wu, and J. A. Kong, "Limitation of FDTD in simulation of a perfect lens imaging system," Optics Express, vol. 13, no. 26, pp. 10840-10845, Dec. 22, 2005.

17. J. B. J. Chen, T. M. Grzegorczyk, B.-I. Wu, and J. A. Kong, "Role of evanescent waves in the positive and negative Goos-Hanchen shifts with left-handed material slabs," J. Appl. Phys., vol. 98, no. 9, art. no. 094905, Nov. 1, 2005.

18. Z. M. Thomas, T. M. Grzegorczyk, B.-I. Wu, X. D. Chen, and J. A. Kong, "Design and measurement of a four-port device using metamaterials," Optics Express, vol. 13, no. 12, pp. 4737-4744, Jun. 13, 2005.

19. X. D. Chen, B.-I. Wu, J. A. Kong, and T. M. Grzegorczyk, "Retrieval of the effective constitutive parameters of bianisotropic metamaterials," Phys. Rev. E, vol. 71, no. 4, art. no. 046610, Apr. 2005.

20. J. Lu, T. M. Grzegorczyk, B.-I. Wu, J. Pacheco Jr., M. Chen, and J. A. Kong, "Effect of poles on subwavelength focusing by an LHM slab," Microwave Opt. Technol. Lett., vol. 45, no. 1, pp. 49-53, Apr. 5, 2005.

21. T. M. Grzegorczyk, M. Nikku, X. D. Chen, B.-I. Wu, and J. A. Kong, "Refraction laws for anisotropic media and their application to left-handed metamaterials," IEEE Trans. MTT, vol. 53, no. 4, pp. 1443-1450, Apr. 2005.

22. B.-I. Wu, W. Wang, J. Pacheco, X. D. Chen, T. M. Grzegorczyk, and J. A. Kong, "A study of using metamaterials as antenna substrate to enhance gain," PIER, vol. 51, pp. 295-328, 2005.

23. T. M. Grzegorczyk, X. D. Chen, J. Pacheco Jr., J. Chen, B.-I. Wu, and J. A. Kong, "Reflection coefficients and Goos-Hanchen shifts in anisotropic and bianisotropic left-handed metamaterials," PIER, vol. 51, pp. 83-113, 2005.

24. X. D. Chen, T. M. Grzegorczyk, B.-I. Wu, J. Pacheco, and J. A. Kong, "Robust method to retrieve the constitutive effective parameters of metamaterials," Phys. Rev. E, vol. 70, art. no. 016608, July 2004.

25. B.-I. Wu, T. M. Grzegorczyk, Y. Zhang, and J. A. Kong, "Guided modes with imaginary transverse wavenumber in a slab waveguide with negative permittivity and permeability," J. Appl. Phys., vol. 93, no. 11, pp. 9386-9389, June 2003.

26. J. Lu, T. M. Grzegorczyk, Y. Zhang, J. Pacheco, B.-I. Wu, and J. A. Kong, "Cerenkov radiation in materials with negative permittivity and permeability," Optics Express, vol. 11, no. 7, pp. 723-734, Apr. 2003.

27. J. Pacheco, T. M. Grzegorczyk, B.-I. Wu, Y. Zhang, and J. A. Kong, "Power propagation in homogeneous isotropic frequency-dispersive left-handed media," Phys. Rev. Lett., vol. 89, no. 25, art. no. 257401, Dec. 2002.

28. J. A. Kong, B.-I. Wu, and Y. Zhang, "A unique lateral displacement of a Gaussian beam transmitted through a slab with negative permittivity and permeability," Microwave Opt. Technol. Lett., vol. 33, no. 2, pp. 136-139, Apr. 2002.

29. J. A. Kong, B.-I. Wu, and Y. Zhang, "Lateral displacement of a Gaussian beam reflected from a grounded slab with negative permittivity and permeability," Appl. Phys. Lett., vol. 80, no. 12, pp. 2084-2086, Mar. 2002.

30. J. J. Akerson, Y. E. Yang, Y. Hara, B.-I. Wu, and J. A. Kong, "Automatic phase unwrapping algorithm in synthetic aperture radar (SAR) interferometry," IEICE Trans. Electron., vol. E83-C, no. 12, pp. 1896-1904, Dec. 2000.

31. B.-I. Wu, Y. E. Yang, J. A. Kong, J. A. Oswald, K. A. McIntosh, L. Mahoney, and S. Verghese, "Analysis of photonic crystal filters by the finite-difference time-domain technique," Microwave Opt. Technol. Lett., vol. 27, no. 2, pp. 81-87, Oct. 2000.

32. J. A. Oswald, B.-I. Wu, K. A. McIntosh, L. J. Mahoney, and S. Verghese, "Dual-band infrared metallodielectric photonic crystal filters," Appl. Phys. Lett., vol. 77, no. 14, pp. 2098-2100, Oct. 2000.

33. H. Braunisch, B.-I. Wu, and J. A. Kong, "Phase unwrapping of SAR interferograms after wavelet denoising," in Proc. IEEE Int. Geosci. Remote Sensing Symp. (IGARSS), Honolulu, July 24-28, 2000, vol. 2, pp. 752-754.

Conference papers

1. X. X. Cheng, B.-I. Wu, T. M. Grzegorczyk, and J. A. Kong, "Imaging of objects through lossy layer with defects," in PIERS, Beijing, China, Mar. 26-30, 2007, p. 2057-2062.

2. X. X. Cheng, H. S. Chen, L. X. Ran, B.-I. Wu, T. M. Grzegorczyk, and J. A. Kong, "A bianisotropic left-handed metamaterials composed of S-ring resonator," in PIERS, Beijing, China, Mar. 26-30, 2007, p. 2040-2045.

3. B.-I. Wu, H. S. Chen, J. Chen, T. M. Grzegorczyk, and J. A. Kong, "Suppression of surface wave coupling of antenna systems with magnetic metamaterial," in PIERS, Beijing, China, Mar. 26-30, 2007, p. 888.

4. J. Chen, H. S. Chen, B.-I. Wu, J. A. Kong, and T. M. Grzegorczyk, "Isolation study in antenna systems using left-handed metamaterials," in PIERS, Beijing, China, Mar. 26-30, 2007, p. 293.

5. D. X. Wang, L. X. Ran, H. S. Chen, B.-I. Wu, T. M. Grzegorczyk, and J. A. Kong, "Active controllable single side double S-shaped metamaterial," in PIERS, Beijing, China, Mar. 26-30, 2007, p. 292.

6. Felicia C. A. I. Cox, Vikas K. Sharma, Alexander M. Klibanov, Bae-Ian Wu, Jin Au Kong, and Daniel W. Engels, "A method to investigate non-thermal effects of radio frequency radiation on pharmaceuticals with relevance to RFID technology," in IEEE EMBC 2006, New York, Aug. 30-Sept. 3, 2006, p. 4340.

7. J. Chen, T. M. Grzegorczyk, B.-I. Wu, and J. A. Kong, "The positive and negative Goos-Hanchen shifts with left-handed slabs," in PIERS, Cambridge, Mar. 26-29, 2006, p. 15.

8. B. A. Kemp, T. M. Grzegorczyk, B.-I. Wu, and J. A. Kong, "Three satellite geolocation from TDOA and FDOA measurements," in PIERS, Cambridge, Mar. 26-29, 2006, p. 53.

9. J. Chen, T. M. Grzegorczyk, B.-I. Wu, and J. A. Kong, "FDTD simulation of perfect lens imaging system," in PIERS, Cambridge, Mar. 26-29, 2006, p. 93.

10. M. C. Yeung, W. D. Wong, B.-I. Wu, Y. Hara, and J. A. Kong, "InSAR with multiple baselines-comparison of height retrieval and phase unwrapping techniques," in PIERS, Cambridge, Mar. 26-29, 2006, p. 201.

11. Z. M. Thomas, T. M. Grzegorczyk, B.-I. Wu, X. D. Chen, and J. A. Kong, "Design and measurement of a four-port device using Left-handed Metamaterials," in PIERS, Cambridge, Mar. 26-29, 2006, p. 334.

12. B.-I. Wu, H. S. Chen, L. Ran, T. M. Grzegorczyk, and J. A. Kong, "Active radome using controllable metamaterial," in PIERS, Hangzhou, China, Aug. 22-26, 2005, p. 25.

13. B.-I. Wu, J. Pacheco, T. M. Grzegorczyk, J. Lu, X. D. Chen, J. A. Kong, and Y. Hara, "Soil moisture content extraction using SAR," in PIERS, Honolulu, Oct. 13-16, 2003, p. 659.

14. W. Wang, B.-I. Wu, J. Pacheco, T. M. Grzegorczyk, and J. A. Kong, "Metamaterial as a substrate for antenna design," in PIERS, Honolulu, Oct. 13-16, 2003, p. 295.

15. J. Pacheco, T. M. Grzegorczyk, B.-I. Wu, and J. A. Kong, "Characterization of SRRs embedded in a homogeneous electric plasma media," in PIERS, Honolulu, Oct. 13-16, 2003, p. 294.

16. J. Pacheco, T. M. Grzegorczyk, B.-I. Wu, J. Lu, and J. A. Kong, "A wideband directive antenna using metamaterials," in PIERS, Honolulu, Oct. 13-16, 2003, p. 479.

17. X. D. Chen, K. OĠNeill, T. M. Grzegorczyk, B. E. Barrowes, C. D. Moss, B.-I.Wu, J. Pacheco, and J. A. Kong, "Fundamental mode approach in electromagnetic induction scattering and inversion," in PIERS, Honolulu, Oct. 13-16, 2003, p. 318.

18. J. Lu, Y. Zhang, T. M. Grzegorczyk, B.-I. Wu, J. Pacheco, C. D. Moss, and J. A. Kong, "Acceleration of Mode-Expansion Method," in PIERS, Honolulu, Oct. 13-16, 2003, p. 83.

19. J. Lu, T. M. Grzegorczyk, B.-I. Wu, J. Pacheco, and J. A. Kong, "Effect of the guided mode on the sub-wavelength focusing by a LHM slab," in PIERS, Honolulu, Oct. 13-16, 2003, p. 386.

20. N. Madhusudhan, T. M. Grzegorczyk, B.-I. Wu, J. Pacheco, and J. A. Kong, "Polarizing capabilities of uniaxial metamaterials," in PIERS, Honolulu, Oct. 13-16, 2003, p. 197.

21. B.-I. Wu, J. A. Kong, and Y. Zhang, "Lateral displacement of a Gaussian beam in the presence of a slab with negative permittivity and permeability," in PIERS, Cambridge, July 1-5, 2002, p. 455.

22. B.-I. Wu, J. Pacheco, T. M. Grzegorczyk, Y. Zhang, and J. A. Kong, "Baseline estimation for SAR interferometry using ground control points," in PIERS, Cambridge, July 1-5, 2002, p. 773.

23. B.-I.Wu, T. M. Grzegorczyk, Y. Zhang, and J. A. Kong, "Guidance condition for symmetric slab waveguide with negative permittivity and permeability," in PIERS, Cambridge, July 1-5, 2002, p. 911.

24. J. Pacheco, C. D. Moss, B.-I. Wu, T. M. Grzegorczyk, Y. Zhang, J. A. Kong, A. Houck, and I. Chuang, "Theoretical and numerical simulations of propagation through Left-Handed Materials," in PIERS, Cambridge, July 1-5, 2002, p. 359.

25. J. Pacheco, F. Gan, B.-I. Wu, Y. Zhang, T. M. Grzegorczyk, J. A. Kong, and Y. Hara, "Retrieval of forest stem density from polarimetric SAR imagery," in PIERS, Cambridge, July 1-5, 2002, p. 768.

26. A. Houck, D. Kong, J. Brock, B.-I. Wu, J. Pacheco, T. M. Grzegorczyk, J. A.Kong, and I. Chuang, "Experimental investigation of Left-Handed Materials," in PIERS, Cambridge, July 1-5, 2002, p. 358.

27. J. Lu, T. M. Grzegorczyk, Y. Zhang, J. Pacheco, B.-I. Wu, and J. A. Kong, "Cerenkov radiation in Left-Handed Material," in PIERS, Cambridge, July 1-5, 2002, p. 917.

28. X. D. Chen, B.-I. Wu, and J. A. Kong, "Modified saddle point method," in PIERS, Cambridge, July 1-5, 2002, p. 631.

29. X. D. Chen, J. Pacheco, T. M. Grzegorczyk, Y. Zhang, B.-I. Wu, and J. A. Kong, "Summability method for calculating the field distribution due to a source below a LHM slab," in PIERS, Cambridge, July 1-5, 2002, p. 916.

30. B.-I. Wu, Y. E. Yang, J. A. Kong, S. Verghese, K. A. McIntosh, and J. A. Oswald, "Analysis of photonic crystal filters by the finite-difference time-domain technique," in PIERS, Cambridge, July 5-14, 2000, p. 124.

31. B.-I. Wu, Y. Zhang, J. A. Kong, and Y. Hara, "Time-domain computer simulation of synthetic aperture radar (SAR) image for rough surface," in PIERS, Cambridge, July 5-14, 2000, p. 719.

32. J. A. Oswald, B.-I. Wu, K. A. McIntosh, and S. Verghese, "Metallo-dielectric photonic crystal design for infared applications," in PIERS, Cambridge, July 5-14, 2000, p. 123.

33. H. Braunisch, B.-I. Wu, and J. A. Kong, "Quantitative effect of wavelet denoising on phase unwrapping of SAR interferograms," in PIERS, Cambridge, July 5-14, 2000, p. 718.

34. J. A. Oswald, B.-I. Wu, K. A. McIntosh, and S. Verghese, "Metallo-dielectric photonic crystals for infrared applications," in Technical Digest of QELS, May 7-12, 2000, p. 42-43.

35. J. A. Oswald, B.-I. Wu, K. A. McIntosh, and S. Verghese, "Metallo-dielectric photonic crystals for infrared applications," in Technical Digest of CLEO, May 7-12, 2000, p. 124-125.

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