Prof. Keat Ghee Ong

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Michigan Technological University
College of Engineering
Biomedical Engineering
Assistant ProfessorAppointed: 2006

Mailing Address

302 Minerals and Materials Engineering Bldg
1400 Townsend Drive
Houghton, Michigan 49931
United States

Contact Information

Phone: (906) 487-2749
Fax: (906) 487-1717
kgong@mtu.edu

Qualifications

Ph.D., University of Kentucky, Electrical Engineering, 2000.
M.S., University of Kentucky, Electrical Engineering, 1998.
B.S., University of Kentucky, Electrical Engineering, 1997.

Expertise and Research Interests

1) Biomedical devices for human physiological measurements
2) Biosensors for biotoxin and microbial detection
3) Wireless implantable sensors
4) Applications of wireless sensor technologies
5) Wireless sensor networks
6) Magnetism and magnetic materials
7) Metal oxide nano-structured materials, carbon nanotubes
8) Antenna design and numerical electromagnetics

Future Research

Future research areas include the development of biomedical devices for human physiological measurements, biosensors for biotoxin and microbial detection, as well as wireless implantable sensors.

Industrial Relevance

Chief Scientist in SentechBiomed Corporation from 2002-2006. Responsibilities include conducting various research and product developments and attracting external funding. Oversaw the development of magnetoelastic blood coagulation monitoring system.

Keywords

COS Keywords:

Biomedical Engineering, Biosensors, Medical Instrumentation.

Additional Terms:

Biomedical Instrumentation, Implantable Biosensors, Wireless Sensors.

Languages

(Reading, Writing, Speaking)

Chinese, Cantonese: (Fluent, Fluent, Fluent)
Chinese, Mandarin: (Fluent, Fluent, Fluent)
Chinese, Min Nan: (Fluent, Fluent, Fluent)
English: (Fluent, Fluent, Fluent)

Memberships

IEEE - Engineering in Medicine and Biology Society (EMBS)

Honors and Awards

1998-2000, Kentucky Research Challenge Trust Fund Fellowship, University of Kentucky

Previous Positions

2002-2006, Chief Scientist, SentechBiomed Corporation
2001-2002, Post-doctoral Fellow, Pennsylvania State University, Electrical Engineering
2000-2001, Post-doctoral Fellow, University of Kentucky, Electrical Engineering

Patents

Technique and electronic circuitry for quantifying a transient signal using threshold-crossing counting to track signal amplitude, Patent Number: 7113876, 2006, Industry, United States of America.
Network of sensor nodes assemblies and method of remote sensing within liquid environments, Patent Number: US2004/0066313A1, 2005, Industry, United States of America.
Temperature, stress, and corrosive sensing apparatus utilizing harmonic response of magnetically soft sensor element(s), Patent Number: 6639402, 2003, Industry, United States of America.

Funding Received

  • NATO Science for Peace: Rapid pathogen and toxins detection using array of magnetoelastic sensors, $10,000, 2008 to 2008.
  • Michigan Universities Challenge Initiative: Wireless sensor system for rapid pathogen detection, $21,000, 2008 to 2008.
  • National Institute of Health - NIBIB: An in-situ biliary manometer for sphincter of Oddi dysfunction diagnosis, $240,000, 2008 to 2011.
  • Michigan Technological University: In vivo tracking of human body fluid pH with a wireless, passive sensor implant, $42,000, 2007 to 2008.
  • National Science Foundation (NSF): A single-use, widely dispersible wireless sensor system, $100,000, 2005 to 2005.
  • National Institutes of Health (NIH): A transcutaneous nanotube hydrogen sensor, $400,000, 2004 to 2006.
  • National Science Foundation (NSF): Wireless, embedded sensors for long-term monitoring in concrete structures, $100,000, 2003 to 2003.
  • National Institutes of Health (NIH): Magnetoelastic sensors for biomedical monitoring, $850,000, 2001 to 2004.

Publications

  • Brandon D. Pereles, Keat Ghee Ong (2008) A wireless, passive sensor for monitoring the pressure of an abdominal aortic aneurysm sac, Design of Medical Devices Conference, ASME, Journal of Medical Devices, vol. 2, 27557-1 pages
  • Ee Lim Tan, Keat Ghee Ong (2008) A wireless, passive strain sensor: Application to in vivo monitoring of compressive forces at knee implants, Design of Medical Devices Conference, ASME, Journal of Medical Devices, vol. 2, 27551-1 pages
  • L. P. Janka, S. Jang-Stewart,, A. Hembolt, K. G. Ong, R. M. Rajachar (2008) Characterization of chitosan coated magnetoelastic materials for use in percutaneous implants, Design of Medical Devices Conference, ASME, Journal of Medical Devices, vol. 2, 027505-1 pages
  • Ee Lim Tan, Brandon D. Pereles, Ranyuan Shao, Keat Ghee Ong (2008) A wireless implantable sensor for in vivo blood pressure monitoring, Sensor Letters, Submitted
  • Brandon D. Pereles, Ranyuan Shao, Ee Lim Tan, Keat Ghee Ong (2008) A wireless flow sensor based on magnetic higher-order harmonic fields, Smart Materials and Structures, Submitted
  • Casey S. Mungle, Ranyuan Shao, Somnath C. Roy, Keat Ghee Ong, Craig A. Grimes (2008) An analysis on the effect of sensor configuration and geometry of magnetoelastic resonance sensors operating in air, Sensor Letters, 6, 1-12
  • Keat Ghee Ong, Ee Lim Tan, Craig A. Grimes, Ranyuan Shao (2008) Removal of temperature and earth's field effects of a magnetoelasstic pH sensor, IEEE Sensors Journal, 8 (4), 341-346
  • Ee Lim Tan, Brandon D. Pereles, Ranyuan Shao, Justin Ong, Keat Ghee Ong (2008) A wireless, passive strain sensor based on the harmonic response of magnetically-soft materials, Smart Materials and Structures, 17 (2), 025015
  • Brandon D. Pereles, Ee Lim Tan, Keat Ghee Ong (2008) A remote query pressure sensor based on magnetic higher-order harmonic fields, IEEE Sensors Journal, 8 (11), 1824-1829
  • Ee Lim Tan, Brandon D. Pereles, Brock Horton, Ranyuan Shao, Mohammed Zourob, Keat Ghee Ong (2008) Implantable biosensors for real-time strain and pressure monitoring, Sensors, 8 (10), 6396-6406
  • Justin B. Ong, Zhanping You, Julian Mills-Beale, Ee Lim Tan, Brandon D. Pereles, Keat Ghee Ong (2008) A wireless, passive embedded sensor for real-time monitoring of water content in civil engineering materials, IEEE Sensors Journal, 8 (12), 2053-2058
  • Yousef Haik, Reyad Sawafta, Irina Ciubotaru, Ahmad Qablan, Ee Lim Tan, Keat Ghee Ong (2008) Magnetic Techniques for Rapid Detection of Pathogens, Principles of bacterial detection; biosensors, recognition elements, and Microsystems, Springer, In Press (bookchapter)
  • Somnath C. Roy, Keat G. Ong, Kefeng Zeng, Craig A. Grimes (2007) Quantification of blood clotting kenetics II: Thromboelastograph analysis and measurement of erythrocyte sedimentation rate using magnetoelastic sensors, Sensor Letters, 5, 432-440
  • Ee Lim Tan, Craig A Grimes, Ranyuan Shao, Keat Ghee Ong (2007) A wireless, passive dosimeter for tracking mercury vapor exposure, Sensor Letters, 5, 615-620
  • Ee Lim Tan, Wen Ni Ng, Ranyuan Shao, Brandon Pereles, Keat Ghee Ong (2007) A wireless, passive sensor for quantifying packaged food quality, Sensors, 7, 1747-1756
  • Ee Lim Tan, Ranyuan Shao, Craig A. Grimes, Keat Ghee Ong (2007) Application of magnetoelastic sensors for quantifying deposition rate and size of homogeneous particles in liquid, Journal of Environmental Monitoring, 9, 1276-1281
  • Keat G. Ong, Oomman K. Varghese, Gopal K. Mor, Karthik Shankar, Craig A. Grimes (2007) Application of finite difference time domain to dye-sensitized solar cells: the effect of nanotube-array negative electrode dimensions on light absorption, Solar Energy Materials & Solar Cells, 91, 250-257
  • M. Zourob, Keat G. Ong, Kefeng Zeng, Fouzi Mouffouk, Craig A. Grimes (2007) A wireless biosensor for the detection of organophosphorous pesticides, The Analyst, 132, 338-343
  • Kefeng Zeng, Keat G. Ong, Xiping Yang, Craig A. Grimes (2006) Board level integrated microsystern design and associated technique for impedance analysis of resonator sensors, Sensor Letters, 4 (4), 388-397
  • Oomman K. Varghese, Xiping Yang, James Kendig, Maggie Paulose, Kefeng Zeng, Charles Palmer, Keat Ghee Ong, Craig A. Grimes (2006) A transcutaneous hydrogen sensor: from design to application, Sensor Letters, 4, 120-128
  • Keat G. Ong, Kefeng Zeng, Xiping Yang, Karthik Shankar, Chuanmin Ruan, Craig A. Grimes (2006) Quantification of multiple bioagents with wireless, remote-query magnetoelastic micro-sensors, IEEE Sensors Journal, 6 (3), 514-523
  • Maggie Paulose, Oomman K. Varghese, Gopal K. Mor, Craig A. Grimes, Keat G. Ong (2006) Unprecedented ultra-high hydrogen gas sensitivity in undoped titania nanotubes, Nanotechnology, 17, 398-402
  • Keat G. Ong, Joshua M. Leland, Kefeng Zeng, Gary Barrett, Mohammed Zourob, Craig A. Grimes (2006) A rapid highly-sensitive endotoxin detection system, Biosensors and Bioelectronics, 21, 2270-2274
  • Gopal K. Mor, Oomman K. Varghese, Maggie Paulose, Keat G. Ong, Craig A. Grimes (2006) Fabrication of hydrogen sensors with transparent titanium oxide nanotube-array thin films as sensing elements, Thin Solid Films, 496, 42-48
  • Keat G. Ong, Craig A. Grimes (2006) Nano-structural magnetoelastic materials for sensor applications In Y. Liu, D. J. Sellmyer, D. Shindo (eds), Advanced Magnetic Materials. Vol 1: Nanostructural Effects, 1st Edition, Springer, 339 pages (bookchapter)
  • Keat Ghee Ong, Oomman K. Varghese, Gopal K. Mor, Craig A. Grimes (2005) Numerical Simulation of Light Propagation Through Highly-Ordered Titania Nanotube Arrays: Dimension Optimization for Improved Photoabsorption, Journal of Nanoscience and Nanotechnology, 5 (11), 1801-1808
  • Keat Ghee Ong, Xiping Yang, Kefeng Zeng, Craig A. Grimes (2005) Magnetoelastic sensors for biomedical monitoring, Sensor Letters, 3 (2), 108-116
  • Kefeng Zeng, Maggie Paulose, Keat G. Ong, Craig A. Grimes (2005) Frequency-domain characterization of magnetoelastic sensors: a microcontroller-based instrument for spectrum analysis using a threshold-crossing counting technique, Sensors and Actuators A, 121 (66), 71
  • K. G. Ong, C. A. Grimes (2005) Magnetostrictive nanomaterials for sensors In H. S. Nalwa (eds), Encyclopedia of Nanoscience and Nanotechology, 1 Edition, American Scientific Publishers, 1-27 pages (bookchapter)
  • Sriram N. Kizhakkemadam, Keat G. Ong, Maggie Paulose, Craig A. Grimes (2004) An active circuit for wireless broadcast of sensor information: Application to humidity monitoring, Sensor Letters, 3-4, 175-178
  • Chuanmin Ruan, Oomman K. Varghese, Craig A. Grimes, Kefeng Zeng, Xipng Yang, Niloy Mukherjee, Keat G. Ong (2004) A magnetoelastic ricin immunosensor, Sensor Letters, 2, 134-142
  • K. G. Ong, X. Yang, N. Mukherjee, H. Wang, S. Surender, C. A. Grimes (2004) A wireless sensor network for long-term monitoring of aquatic environments: Design and implementation, Sensor Letters, 2 (1), 48-57
  • Keat G. Ong, Kefeng Zeng, Chuanmin Ruan, Craig A. Grimes (2004) A wireless remote-query micro-sensor for simultaneous quantification of multiple bioagents, IEEE Conference on Sensors in Vienna, Austria, 999-1002 pages
  • C. Ruan, K. G. Ong, C. S. Mungle, M. Paulose, N. J. Nickl, C. A. Grimes (2003) A wireless pH sensor based on the use of salt-independent micro-scale polymer spheres, Sensors and Actuators B, 96, 61-69
  • Oomman K. Varghese, Dawei Gong, Maggie Paulose, Keat G. Ong, Craig A. Grimes (2003) Hydrogen sensing using titania nanotubes, Sensors and Actuators B, 93, 338-344
  • Keat G. Ong, Craig A. Grimes (2003) Magnetically-soft higher-order harmonic stress and temperature sensors, EEE Transactions on Magnetics, 39 (5), 3319-3321
  • Keat G. Ong, Casey S. Mungle, Craig A. Grimes (2003) Control of a magnetoelastic sensor temperature response by magnetic field tuning, IEEE Transactions on Magnetics, 39 (5), 3414-3416
  • Craig A. Grimes, Keat G. Ong, Oomman K. Varghese, Xiping Yang, G. Mor, Maggie Paulose, Elizabeth C. Dickey, Chuanmin Ruan, Michael V. Pishko, James W. Kendig, Andrew J. Mason (2003) A sentinel sensor network for hydrogen sensing, Sensors, 3, 69-82
  • Oomman K. Varghese, Dawei Gong, Maggie Paulose, Keat G. Ong, Elizabeth C. Dickey, Craig A. Grimes (2003) Extreme changes in the electrical resistance of titania nanotubes with hydrogen exposure, Advanced Materials, 15 (7-8), 624-627
  • Oomman K. Varghese, Dawei Gong, William R. Dreschel, Keat G. Ong, Craig A. Grimes (2003) Ammonia detection using nanoporous alumina resistive and surface acoustic wave sensors, Sensors and Actuators B, 94, 27-35
  • Keat G. Ong, William R. Dreschel, Craig A. Grimes (2003) Detection of human respiration using square-wave modulated electromagnetic impulses, Microwave and Optical Technology Letters, 36 (5), 339-340
  • Keat G. Ong, Maggie Paulose, Craig A. Grimes (2003) A wireless, passive, magnetically-soft harmonic sensor for monitoring sodium hypochlorite concentrations in water, Sensors, 3, 11-18
  • Keat Ghee Ong, Xiping Yang, Niloy Mukherjee, Haidong Wang, Craig A. Grimes (2003) Measurement of pond temperature and pH using an aqueous sensor network, Unattended Ground Sensor Technologies and Applications, 225-236 pages
  • Xiping Yang, Keat G. Ong, William R. Dreschel, Kefeng Zeng, Casey S. Mungle, Craig A. Grimes (2002) Design of a wireless sensor network for long term, in situ monitoring in an aqueous environment, Sensors, 2, 455-472
  • K. Zeng, K. G. Ong, C. S. Mungle, C. A. Grimes (2002) Time domain characterization of oscillating sensors: application of frequency counting to resonance frequency determination, Review of Scientific Instruments, 73 (12), 4375-4380
  • K. G. Ong, J. S. Bitler, C. A. Grimes, L. G. Puckett, L. G. Bacha (2002) Remote query resonant-circuit sensors for monitoring of bacteria growth: application to food quality control, Sensors, 2, 219-232
  • C. A. Grimes, C. S. Mungle, K. Zeng, M. K. Jain, W. R. Dreschel, M. Paulose, K. G. Ong (2002) Wireless magnetoelastic resonance sensors: a critical review, Sensors, 2, 294-313
  • K. G. Ong, C. A. Grimes (2002) Tracking the harmonic response of magnetically-soft sensors for wireless temperature, stress, and corrosive monitoring, Sensors and Actuators A, 101, 49-61
  • O. K. Varghese, D. Gong, M. Paulose, K. G. Ong, C. A. Grimes, E. C. Dickey (2002) Highly ordered nanoporous alumina films: Effect of pore size and uniformity on sensing performance, J. Mater. Res, 17 (5), 1162-1171
  • E. C. Dickey, O. K. Varghese, K. G. Ong, D. Gong, M. Paulose, C. A. Grimes (2002) Room temperature ammonia and humidity sensing using highly ordered nanoporous alumina films, Sensors, 2, 91-111
  • K. G. Ong, K. Zeng, C. A. Grimes (2002) A wireless, passive carbon nanotube-based gas sensor, IEEE Sensors Journal, 2 (2), 82-88
  • K. G. Ong, D. M. Grimes, C. A. Grimes (2002) Higher-order harmonics of a magnetically-soft sensor: Application to remote query temperature measurement, Applied Physic Letters, 80 (20), 3856-3858
  • K. G. Ong, C. A. Grimes (2002) Monitoring of stress, temperature, and chlorine in concrete structures with passive, wireless harmonic sensors, Structural Materials Technology V, 321-328 pages
  • K. G. Ong, M. Paulose, C. A. Grimes (2002) A wireless, passive sensor for chlorine monitoring based on the higher-order harmonics of a magnetically soft ribbon, Proceedings on the 9th International Meeting on Chemical Sensors, 498 pages
  • K. G. Ong, L. G. Puckett, B. V. Sharma, M. Loiselle, C. A. Grimes, L. G. Bachas (2002) Wireless, passive, resonant-circuit sensors for monitoring food quality, Photonics Boston, 150-159 pages
  • K. G. Ong, C. A. Grimes, M. K. Jain, C. S. Mungle (2002) Wireless remote-query environmental monitoring using magnetoelastic sensors, Photonics Boston, 169-180 pages
  • C. A. Grimes, E. C. Dickey, C. Mungle, K. G. Ong, D. Qian (2001) Effect of purification of the electrical conductivity and complex permittivity of multiwall carbon nanotubes, Journal of Applied Physics, 90 (8), 4134-4137
  • K. G. Ong, C. A. Grimes, C. L. Robbins, R. S. Singh (2001) Design and application of wireless, passive, resonant-circuit environmental monitoring sensor, Sensors and Actuators A, 93, 33-43
  • K. G. Ong, R. S. Singh, J. Wang, L. G. Bachas, C. A. Grimes (2001) Monitoring of bacteria growth using a wireless, remote query resonant-circuit sensor: application to environmental sensing, Biosensors and Bioelectronics, 16, 305-321
  • K. G. Ong, C. A. Grimes (2001) A carbon nanotube-based sensor for CO2 monitoring, Sensors, 1, 193-205
  • K. G. Ong, M. Paulose, M. K. Jain, D. Gong, O. K. Varghese, C. Mungle, C. A. Grimes (2001) Magnetism-based remote query glucose sensors, Sensors, 1, 138-147
  • O. K. Varghese, P. D. Kichambare, D. Gong, K. G. Ong, E. C. Dickey, C. A. Grimes (2001) Gas sensing characteristic of multi-wall carbon nanotubes, Sensors and Actuators B, 81, 32-41
  • E. C. Dickey, C. A. Grimes, M. K. Jain, K. G. Ong, D. Qian, P. D. Kichambare, R. Andrews, D. Jacques (2001) Visible photoluminescence from ruthenium-containing multiwall carbon nanotubes, Applied Physics Letters, 79 (24), 4022-4024
  • Keat G. Ong, Mahaveer K. Jain, Casey Mungle, Stefan Schmidt, Craig A. Grimes (2001) Magnetism-based sensors, Complex Mediums II, 158-172 pages
  • M. K. Jain, S. Schmidt, K. G. Ong, Casey Mungle, C. A. Grimes (2000) Magnetoacoustic remote query temperature and humidity sensors, Journal of Smart Materials and Structures, 9, 502-510
  • C. A. Grimes, G. Liu, D. M. Grimes, K. G. Ong (2000) Characterization of a wide-band low Q, electrically-small antenna, Microwave and Optical Technology Letters, 27, 53-58
  • K. G. Ong, C. A. Grimes (2000) A resonant printed-circuit sensor for remote query monitoring of environmental parameters, Journal of Smart Materials and Structures, 9, 421-428
  • Keat Ghee Ong, Craig A. Grimes (2000) A method for quantifying the higher-order modes radiated by an arbitrarily shaped antenna, Microwave and Optical Technology Letters, 24 (1), 20-24
  • Craig A. Grimes, Keat Ghee Ong (2000) High frequency, small signal MH loops of ferromagnetic thin films, Journal of Applied Physics, 87 (9), 5977-5979
  • C. A. Grimes, D. Kouzoudis, K. G. Ong, R. Crump (2000) Thin-film magnetoelastic microsensors for remote query biomedical monitoring, Journal of Biomedical Microdevices, 2, 51-60
  • H. Liu, W. R. Seitz, C. A. Grimes, K. G. Ong, P. G. Stoyanov (2000) Remote queried magnetoacoustic sensors for monitoring starch concentrations, pH, and polymer curing, International Symposium on Advanced Environmental And Chemical Sensing Technology, 143-151 pages
  • C.A. Grimes, Q. Cai, K.G. Ong, K. Loiselle (2000) Environmental monitoring using magnetoelastic sensors, Complex Mediums, 123-133 pages
  • C. A. Grimes, P. G. Stoyanov, D. Kouzoudis, K. G. Ong (1999) Remote query pressure measurement using magnetoelastic sensors, Review of Scientific Instruments, 70 (12), 4711-4714
  • C. A. Grimes, P. G. Stoyanov, Y. Liu, C. Tong, K. G. Ong, K. Loiselle, M. Shaw, S. Doherty, W. R. Seitz (1999) A magnetostatic-coupling based remote query sensor for environmental monitoring, Journal of Physics D: Applied Physics, 32, 1329-1335
  • Gang Liu, Craig A. Grimes, Keat Ghee Ong (1999) A method for FDTD computation of field values at spherical coordinate singularity points applied to antennas, Microwave and Optical Technology Letters, 20 (6), 367-369
  • C. A. Grimes, Keat Ghee Ong, K. Loiselle, P. G. Stoyanov, D. Kouzoudis, Y. Liu, C. Tong, F. Tefiku (1999) Magnetoelastic sensors for remote query environmental monitoring, Journal of Smart Materials and Structures, 70 (12), 639-646
  • Gang Liu, Keat Ghee Ong, Craig A. Grimes, Dale M. Grimes (1999) Comparison of time and frequency domain numerical modeling of outbound and local power from two perpendicularly oriented, electrically small tm dipoles, International J. Numerical Modeling, 12, 229-241
  • P. G. Stoyanov, C. A. Grimes, K. G. Ong (1999) A magnetoelastic viscosity sensor, Digest of INTERMAG 99
  • C. A. Grimes, K. G. Ong, D. M. Grimes (1999) A method for determining the high frequency, small signal BH loop, Digest of INTERMAG 99
  • Craig A. Grimes, Gang Liu, Keat Ghee Ong, James E. Lumpp, Dale M. Grimes (1998) Time and frequency domain modeling of outbound and standing power from perpendicularly oriented, electrically small TM dipoles, Proceedings IEEE Aerospace Conference, vol. 3, 264-272 pages
  • Gang Liu, Craig A. Grimes, Keat Ghee Ong, D. M. Grimes (1998) Time and frequency domain numerical modeling of outbound and standing power from perpendicularly oriented, electrically small TM dipoles, 14th Annual Review of Progress in Applied Computational Electromagnetics, 194-203 pages
  • Gang Liu, Craig A. Grimes, Keat Ghee Ong (1998) FDTD and MoM modeling of power from perpendicularly oriented, electrically small TM dipoles, Proceedings IEEE AP-S International Symposium, 542-545 pages

Profile Details

Last Updated: 11/24/2008

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