CHEN Nanguang, Ph.D.
Assistant Professor

Division of Bioengineering
Faculty of Engineering
7 Engineering Drive 1
Singapore 117576

biecng@nus.edu.sg
Office:  E1-05-19
Tel: +(65) 6516-4401
Fax: +(65) 6872-3069

Professional Working Experience

Jan 2002 - Aug 2004	Assistant Research Professor, Department of Electrical and Computer Engineering, University of Connecticut
Feb 2000 - Dec 2001	Postdoctoral Fellow, Department of Electrical and Computer Engineering, University of Connecticut
1994 – 1997	Lecturer, Department of Physics, Hunan Normal University
1988 – 1991	Instrumentation Engineer, Hunan Detergent Factory

Professional Activities
PROFESSIONAL ASSOCIATION MEMBERSHIP - Society of Photo-Optical Instrumentation Engineers (SPIE) Optical Society of America (OSA)

Research Interests
Biomedical Optical Imaging including Diffuse Optical Tomography, Optical Coherence Tomography, and Focal Modulation Microscopy

Research Projects
OLS/NUS: PI, “Optical Mammography for Breast Cancer Early Detection,” 2005-2008 (S$200,000).
FRC/NUS: PI, “Real-Time In Vitro Dual-Mode Imaging for Tissue Engineering,” 2005-2008 (S$82,500).
SERC/A*STAR: PI, “Pseudo-random single photon counting for time-resolved optical spectroscopy and imaging,” 2006-2009 (S$635,140).

SBIC-SSCC/A*STAR, PI, “Novel insight into basic problems of stem cell biology through live imaging of neuronal stem cells using Focal Modulation Microscopy,” 2008-2011 (S$1.2M).

Selected Recent Publications

CH WONG, S P CHONG, C J R SHEPPARD and N Chen, "Simple spatial phase modulator for focal modulation microsopy". Applied Optics, accepted.

EL Lim, J Teng, S S Ang, J R Dong, S J Chua, S KRISHANDAN and N Chen, "The near diffraction limited operation of positive index guided submicron ridge laser arrays". IEEE Journal of Quantum Electronics, accepted.

Y Xu, T SELVARATNAM, J Singh and N Chen, "Two axis gimbal less electrothermal micromirror for large angle circumferential scanning". IEEE Journal of selected topics in quantum electronics, accepted.

Premachandran, CS, A Khairyanto, K Chen, J Singh, J Teo, Y XU, N Chen, C J R Sheppard and M Olive, "Design, Fabrication, and Assembly of an Optical Biosensor Probe Package for OCT (Optical Coherence Tomography) Application". IEEE Transactions on Advanced Packaging 32 (2), 417-422 (2009).

J Cheng, Y Zhang, P Gopalakrishnakone, N Chen, “Use of the Upside Down Method to Prepare Porous Polymer Films with Tunable Surface Pore Sizes”. Langmuir 25 (1), 51-54 (2009).

N. Chen, C-H. Wong, C. J. R. Sheppard, “Focal modulation microscopy,” Optics Express 16 (23), 18764-18769 (2008).

Y. Xu, J. Singh, C. S. Premachandran, A. Khairyanto, K. W. S. Chen, N. Chen, C. J. R. Sheppard and M. Olivo, “Design and development of a 3D scanning MEMS OCT probe using a novel SiOB package assembly,” Journal of Micromechanics and Microengineering 18, 125005 (2008).

W. Mo and N. Chen, “Fast time domain diffuse optical tomography using pseudorandom bit sequences,” Optics Express 16 (18), 13643-13650 (2008).

Q. Zhang, H. W. Soon, H. T. Tian, S. D. Fernando, Y. Ha and N. Chen, “Pseudo Random Single Photon Counting for Time Resolved Optical Measurement,” Optics Express 16 (17), 13233-13239 (2008).

L. Liu, F. Diaz, L. Wang, B. Loiseaux, H. Huignard, C. J. R. Sheppard and N. Chen, “Super resolution along extended depth of focus with binary phase filters for Gaussian beam,” Journal of the Optical Society of America A 25 (8), 2095-2101 (2008).

J Singh, J H S Teo, Y Xu, C S Premachandran, N Chen, R Kotlanka, M Olivo and C J R Sheppard, "A two axes scanning SOI MEMS micromirror for endoscopic bioimaging," Journal of Micromechanics and Microengineering 18 (2008) 025001 9(pp).

X. Song, D. Wang, N. G. Chen, J. Bai, and H. Wang, "Reconstruction for free-space fluorescence tomography using a novel hybrid adaptive finite element algorithm," Optics Express 15 (26), 18300-18317 (2007).

L. Liu, N. G. Chen, and C. J. R. Sheppard, "Double-reflection polygon mirror for high-speed optical coherence microscopy," Optics Letters 32, 3528-3530 (2007).

L. Liu, C. Liu, C. H. Wong, C. J. R. Sheppard, and N. G. Chen, “Binary-phase spatial filter for real-time swept source optical coherence microscopy,” Optics Letters 32, 2375-2377 (2007).

Y. Xu, J. Singh, C. J. R. Sheppard, and N. G. Chen, "Ultra long high resolution beam by multi-zone rotationally symmetrical complex pupil filter," Optics Express 15 (10), 6409-6413 (2007).

N. G. Chen, “Controlled Monte Carlo method for light propagation in tissue of semi-infinite geometry,” Applied Optics 46 (10), 1597-1603 (2007).

C. Liu, N. G. Chen, and C. Sheppard, “Nano-illumination based on self-imaging inside the sub-wavelength metallic slit,” Applied Physics Letters 90 (1), Art. No. 011501 (2007).

L. Liu and N. G. Chen, “Double-pass rotary mirror array for fast scanning optical delay line,” Applied Optics 45 (21), 5426-5431 (2006).

See the full publication list in my group website:

http://www.bioeng.nus.edu.sg/optbioimaging/chen/publications.html