Chien-Fong Lo
University of Florida
Department of Chemical Engineering
Gainesville, FL 32611, USA
Office: (352) 846-2989
Fax:
(352) 392-9513
EDUCATION
Sep/08 – present
Sep/07 – Aug/08
Sep/01 – June/03
Sep/97 – June/01
380 Maguire Village, Apt.08
Gainesville, FL 32603, USA
Phone: (352) 871-3995
Email: clo@che.ufl.edu
Ph.D. candidate in Chemical Engineering, University of Florida, Gainesville, FL, USA
Advisor: Prof. Fan Ren
M.S.N.T in Chemical Engineering, University of Florida, Gainesville, FL, USA
Topic: single-walled carbon nanotube (SWNTs) growth and SWNTs functionalization
Advisor: Prof. Kirk J. Ziegler
M.S. in Chemical Engineering, National Taiwan University, Taipei, Taiwan (R.O.C.)
Thesis: Nano Thin Film of TiO2 coating and TiO2-Coated Optical-Fiber Reactor Design
Advisor: Prof. Jeffrey Chi-Sheng Wu
B.S. in Chemical Engineering, National Taiwan University, Taipei, Taiwan (R.O.C.)
RESEARCH AND EMPLOYMENT EXPERIENCE
Jan/08 – present
Research Assistant, Chemical Engineering, University of Florida, USA
Advisor: Prof. Fan Ren
Sb Based Heterojunction Bipolar Transistors (HBTs)
Fabrication and analyzing for the AlN/GaN, AlGaN/GaN and InAlN/GaN HEMTs
Proton irradiation effect on Sb based DHBTs and AlN/GaN HEMTs
Aug/07 – Jan/08 Research Assistant, Chemical Engineering, University of Florida, USA
Advisor: Prof. Kirk J. Ziegler
Experimental study of SWNTs growth and the reaction of SWNTs functionalization
Jan/04 – Aug/08 Corporal, Chemical Warfare Corps, Army of R.O.C., Taichung, Taiwan (R.O.C.)
Sep/01 – Dec/03 Teaching Assistant, DASO and APEX Examination Preparation Center, Taipei, Taiwan (R.O.C.)
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PROFESSIONAL SOCIETY
American Ceramic Society (ACerS member)
Tau Beta Pi (Engineering Honor Society member)
AWARDS
2008 Central Florida Taiwanese American Chamber of Commerce Leadership Award
2007 Central Florida Taiwanese American Chamber of Commerce Merit Award
2007 Achievement Award for New Engineering Students at University of Florida
SPECIALTY
Semiconductor Device Fabrication
Thin Film deposition (E-beam evaporator, Sputter, PECVD)
Etching (Reactive ion etching, Inductively coupled plasma etching, Acid solution wet-etching)
Photolithography mask design and optical lithography
Sonoplot Inc. GIX Microplotter II
NanoInk Dip Pen Nanolithography
Device Characterization
Surface profiler
Four point probe
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Scanning electron microscope (SEM)
Atomic force microscopy (AFM)
DC measurement (HP4156C semiconductor parameter analyzer, pulse measurement)
Device Packaging
Wire Bonding
BCB packaging technique
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PRESENTATIONS
1. C. F. Lo (speaker), C. Y. Chang, S. J. Pearton, I. I. Kravchenko, A. M. Dabiran, A. M. Wowchak, B. Cui, P. P.
Chow, and F. Ren, “Ozone Passivated AlN/GaN High Electron Mobility Transistors”, GRACE symposium 2010,
Florida, February 22, 2010
2. C. F. Lo (speaker), F. Ren, C. Y. Chang, S. J. Pearton, A. M. Dabiran, A. M. Wowchak, B. Cui, P. P. Chow, and I.
I. Kravchenko, “Ozone Passivated, Enhancement Mode AlN/GaN High Electron Mobility Transistors”, Electronic
Materials and Applications 2010 (EMA 2010), Orlando, Florida, January 20–22, 2010
3. S. C. Hung, B. H Chu, C. F. Lo, B. Hicks, Y. L. Wang, S.J. Pearton, J. W. Johnson, P. Rajagopa, l, J. C. Roberts, E.
L. Piner, K. J. Linthicum, G. C. Chi, and F. Ren, “Detection of Cl- Ions with AlGaN/GaN High Electron Mobility
Transistors”, 215th ECS Meeting (ECS 2009), San Francisco, May 24–29, 2009
4. Chien-Fong Lo (poster) and Jeffrey C.S. Wu, “Preparation of TiO2 Thin Film and TiO2-Coated Optical-Fiber
Reactor Design”, Proceedings of the 21st R.O.C. Symposium on Catalysis and Reaction Engineering (IPCAT-3 and
TSCRE-21), P-II-35, Taipei, Taiwan, November 16–18, 2003
PUBLICATIONS
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C. F. Lo, L. Liu , C.Y. Chang , F. Ren , V. Craciun , Y. W. Heo , O. Laboutin , W. Jonhson, and S. J. Pearton,
“Annealing Temperature Dependence of Ohmic Contact Resistance and Morphology on InAlN/GaN High
Electron Mobility Transistor Structures”, J. Vac. Sci. Technol. B 29, xxx (in press)
C. F. Lo, T. S. Kang, L. Liu, C. Y. Chang, S. J. Pearton, I. I. Kravchenko, O. Laboutin, J. W. Johnson, and F. Ren,
“Isolation blocking voltage of nitrogen ion-implanted AlGaN/GaN high electron mobility transistor
structure”, Appl. Phys. Lett. 97, 262116 (2010)
C. F. Lo, C. Y. Chang, B. H. Chu, H.-Y. Kim, J. Kim, David A. Cullen, Lin Zhou, David. J. Smith, S. J. Pearton,
Amir Dabiran, B. Cui, P. P. Chow, S. Jang, and F. Ren, “Proton irradiation effects on AlN/GaN high electron
mobility transistors”, J. Vac. Sci. Technol. B 28, L47 (2010)
Chih-Yang Chang, Travis Anderson, Jennifer Hite, Liu Lu, Chien-Fong Lo, Byung-Hwan Chu, D. J. Cheney, E.
A. Douglas, B. P. Gila, F. Ren, G. D. Via, Patrick Whiting, R. Holzworth, K. S. Jones, Soohwan Jang, and S. J.
Pearton “Reverse gate bias-induced degradation of AlGaN/GaN high electron mobility transistors”, J. Vac.
Sci. Technol. B 28, 1044 (2010)
C. F. Lo, C. Y. Chang, B. H. Chu, S. J. Pearton, A. Dabiran, P. P. Chow, and F. Ren, “Effect of humidity on
hydrogen sensitivity of Pt-gated AlGaN/GaN high electron mobility transistor based sensors”, Appl. Phys.
Lett. 96, 232106 (2010)
Yu-Lin Wang, B.H. Chu, C.Y. Chang, C.F. Lo, S.J. Pearton, A. Dabiran, P.P. Chow, and F. Ren, “Long-term
stability study of botulinum toxin detection with AlGaN/GaN high electron mobility transistor based
sensors”, Sensors and Actuators B 146, 349 (2010)
B. H. Chu, Y. L. Wang, K. H. Chen, C. Y. Chang, C. F. Lo, S. J. Pearton, G. Papadi, J. K. Coleman, and B. J.
Sheppard, “AlGaN/GaN high-electron mobility transistor-based sensors for environmental and bioapplications”, Proc. SPIE 7679, 76790Q (2010)
Yu-Lin Wang, C. Y. Chang, Wantae Lim, S. J. Pearton, D. P. Norton, B. H. Chu, C. F. Lo, F. Ren, J. W. Johnson,
P. Rajagopal, J. C. Roberts, E. L. Piner, and K. J. Linthicum, “Oxygen gas sensing at low temperature using
indium zinc oxide-gated AlGaN/GaN high electron mobility transistors”, J. Vac. Sci. Technol. B 28, 376
(2010)
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K. H. Chen, C. Y. Chang, L. C. Leu, C. F. Lo, B. H. Chu, S. J. Pearton, and F. Ren, “Degradation of 150 nm
mushroom gate InAlAs/InGaAs metamorphic high electron mobility transistors during dc stressing and
thermal storage”, J. Vac. Sci. Technol. B 28, 365 (2010)
C. F. Lo, C. Y. Chang, S. J. Pearton, I. I. Kravchenko, A. M. Dabiran, A. M. Wowchak, B. Cui, P. P. Chow, and F.
Ren, “Passivation of AlN/GaN high electron mobility transistor using ozone treatment”, J. Vac. Sci. Technol.
B 28, 52 (2010)
K. H. Chen, Wenhsing Wu, Byung Hwan Chu, C. F. Lo, Jenshan Lin, Y. L. Wang, C. Y. Chang, S. J. Pearton, and
F. Ren, “190 nm excimer laser drilling of glass slices: Dependence of drilling rate and via hole shape on the
diameter of the via hole”, J. Vac. Sci. Technol. B 27, L42 (2009)
C. F. Lo, H.-Y. Kim, J. Kim, Shu-Han Chen, Sheng-Yu Wang, Jen-Inn Chyi, B. Y. Chou, K. H. Chen, Y. L. Wang,
C. Y. Chang, S. J. Pearton, L. I. Kravchenko, S. Jang, and F. Ren, “Proton irradiation effects on Sb-based
heterojunction bipolar transistors”, J. Vac. Sci. Technol. B 27, L33 (2009)
C. Y. Chang, Yu-Lin Wang, B. P. Gila, A. P. Gerger, S. J. Pearton, C. F. Lo, F. Ren, Q. Sun, Yu. Zhang, and J.
Han, “Effect of gate orientation on dc characteristics of Si-doped, nonpolar AlGaN/GaN metal-oxide
semiconductor high electron mobility transistors”, Appl. Phys. Lett. 95, 082110 (2009)
C. Y. Chang, S. J. Pearton, C. F. Lo, F. Ren, I. I. Kravchenko, A. M. Dabiran, A. M. Wowchak, B. Cui, and P. P.
Chow, “Development of enhancement mode AlN/GaN high electron mobility transistors”, Appl. Phys. Lett. 94,
263505 (2009)
S. C. Hung, B. H Chu, C. F. Lo, B. Hicks, Y. L. Wang, S.J. Pearton, J. W. Johnson, P. Rajagopa, l, J. C. Roberts, E.
L. Piner, K. J. Linthicum, G. C. Chi, and F. Ren, “Detection of Cl- Ions with AlGaN/GaN High Electron
Mobility Transistors”, Electrochem. Soc. 901, 865 (2009)
S. C. Hung, B. H Chu, C. F. Lo, B. Hicks, Y. L. Wang, S.J. Pearton, J. W. Johnson, P. Rajagopa, l, J. C. Roberts, E.
L. Piner, K. J. Linthicum, G. C. Chi, and F. Ren, “Detection of Cl- Ions with AlGaN/GaN High Electron
Mobility Transistors”, ECS Trans. 19 (3), 31 (2009)
S. C. Hung, B. H. Chou, C. Y. Chang, C. F. Lo, K. H. Chen, Y. L. Wang, S. J. Pearton, Amir Dabiran, P. P. Chow,
G. C. Chi, and F. Ren, “Minipressure sensor using AlGaN/GaN high electron mobility transistors”, Appl. Phys.
Lett. 94, 043903 (2009)
Chien-Fong Lo, Jeffrey C.-S. Wu, “Preparation and Characterization of TiO2-Coated Optical-Fiber in a
Photo Reactor”, Journal of the Chinese Institute of Chemical Engineers 36(2), 119-125 (2005)