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Journals - SCI [Research ID] [Google Scholar Citation]
  1. Hun Lee, Linfeng Xu, Domin Koh, Nikhila Nyayapathi and Kwang W. Oh, "Various on-chip sensors with microfluidics for biological applications," Sensors, 14, 17008-17036; doi:10.3390/s140917008, 2014 (IF: 2.048) [Link]
  2. Hun Lee, Linfeng Xu, and Kwang W. Oh,, "Continuous flow droplet-based microfluidic washing module for magnetic particle-based assays," Biomicrofluidics, 8, 044113 (10 pages), 2014 [Link].
  3. Linfeng Xu, Hun Lee, Kwang W. Oh, "Syringe-assisted point-of-care micropumping utilizing the gas permeability of polydimethylsiloxane," Microfluidics and Nanofluidics, DOI: 10.1007/s10404-014-1356-4, 2014 [Link]
  4. K.P. Bhat, K.W. Oh; D.C. Hopkins, "Feasibility of a MEMS Sensor for Gas Detection in HV Oil-Insulated Transformer,"  IEEE Transactions on Industry Applications, 49, 316 - 321, 2013 [Link]
  5. Namhyun Choi, Kang Sun Lee, Dong Woo Lim, Eun Kyu Lee, Soo-Ik Chang, Kwang W. Oh* and Jaebum Choo*, "Simultaneous detection of duplex DNA oligonucleotides using a SERS-based micro-network gradient chip," Lab Chip, DOI: 10.1039/C2LC40890B, 2012, (featured on the back cover of Lab Chip journal) [Link]

  6. Linfeng Xu, Hun Lee, Rajagopal Panchapakesan, and Kwang W. Oh*, "Fusion and sorting of two parallel trains of droplets by using a railroad-like channel network and guiding tracks," Special Issue on Emerging Investigators 2012, Lab Chip, DOI:10.1039/C2LC40456G, 2012 (invited paper) (Impact Factor: 6.3) [Link] [Movie 1] [Movie 2] [Movie 3] [Animation GIF] [Supporting Info] [Cover Page] [Profile: Emerging investigators contributors 2012, DOI: 10.1039/c2lc90102a]





  7. Moonkwon Lee, Kang Sun Lee, Ki Hyung Kim, Kwang W. Oh*, Jaebum Choo*, "SERS-based immunoassay using a gold array-embedded gradient optofluidic chip," Special Issue on Optofluidics, Lab Chip, DOI: 10.1039/C2LC40353F, 2012 (invited paper) (Impact Factor: 6.3) [Link] [Supporting Info].

  8. Hun Lee, Linfeng Xu, Byungwook Ahn, Kangsun Lee and Kwang W. Oh*, "Continuous-flow in-droplet magnetic particle separation in a droplet-based microfluidic platform," Special Issue: Magnetic-Based Microfluidics in Microfluidics and Nanofluidics, DOI: 10.1007/s10404-012-0978-7, 2012 (Impact Factor: 3.507) [Link].

  9. Kangsun Lee, Choong Kim, Jae Young Yang, Hun Lee, Byungwook Ahn, Linfeng Xu, Ji Yoon Kang, and Kwang W. Oh*, "Gravity-oriented microfluidic device for uniform and massive cell spheroid formation," Biomicrofluidics, 6, 014114 (7 pages), 2012 (Impact Factor: 3.896) [Link] [Movie 1].

  10. Kwang W. Oh*, Kangsun Lee, Byungwook Ahn, Edward P. Furlani, "Critical Review: Design of pressure-driven microfluidic networks using electric circuit analogy," Lab Chip, 12, 515-545, 2012 (Impact Factor: 6.3) [Link].
    • This paper  has been listed as one of top ten most accessed articles in January 2012 in Lab on a Chip [Link].
    • This paper  has been listed as one of top ten most accessed articles in December 2011 in Lab on a Chip [Link].
    • This article provides a comprehensive overview of the physics of pressure-driven laminar flow, the formal analogy between electric and hydraulic circuits, applications of circuit theory to microfluidic network-based devices, recent development and applications of concentration- and flow-dependent microfluidic networks, and promising future applications.


  11. Jing Xu, Byungwook Ahn, Kangsun Lee, Hun Lee, Rajagopal Panchapakesan, Linfeng Xu, and Kwang W. Oh*, "Droplet-based microfluidic device for multiple-droplet clustering," Lab Chip,12, 725-730, 2012 (Impact Factor: 6.3) [Link] [Movie S1], [Movie S2], [Movie S3].
    • This paper  has been listed as one of top ten most accessed articles in December 2011 in Lab on a Chip [Link].

  12. Byungwook Ahn, Kangsun Lee, Hun Lee, Rajagopal Panchapakesan and Kwang W. Oh*, "Parallel synchronization of two trains of droplets using a railroad-like channel network," Lab Chip, 11, 3956-3962, 2011 (Impact Factor: 6.3) [Link] [Movie S1], [Movie S2], [Movie S3].


  13. Hun Lee, Kangsun Lee, Byungwook Ahn, and Kwang W. Oh*, "A new fabrication process for SU-8 thick photoresist structures by simultaneously removing edge-bead and air bubbles," Journal of Micromechanics and Microengineering (JMM), 2011, 21, paper 125006 (IF: 2.281) [Link].

    • This article has been downloaded more than 500 times as of 05/08/2012. To put this into context, across all IOP (Institute of Physics) journals only 3% of articles were accessed over 500 times this year (2012).



  14. Byungwook Ahn, Kangsun Lee, Hun Lee, Rajagopal Panchapakesan, Linfeng Xu, Jing Xu and Kwang W. Oh*, "Guiding, distribution, and storage of trains of shape-dependent droplets," Lab Chip, 11, 3915-3918, 2011 (Impact Factor: 6.3) [Link] [Movie S1], [Movie S2], [Movie S3].

  15. Byungwook Ahn, Kangsun Lee, Rajagopal Panchapakesan, and Kwang W. Oh*, "On-demand electrostatic droplet charging and sorting," Biomicrofluidics, 5, paper 024113, 2011 [Link].

    • This paper has been selected for the July 4, 2011 issue of VJnano (Virtual Journal of Nanoscale Science & Technology). You can access the Virtual Journal at http://www.vjnano.org [Link]

    • This paper has been selected for the July 1, 2011 issue of VJbio (Virtual Journal of Biological Physics Research). You can access the Virtual Journal at http://www.vjbio.org [Link]


  16. K. Lee, C. Kim, Y. Kim, B. Ahn, R. Panchapakesan, J. Bang, J. Kim, Y. K. Yoon, J. Y. Kang, and K. W. Oh*, "Microfluidic concentration-on-demand combinatorial dilutions," Microfluid Nanofluid, 11, pp. 75 86, 2011 [Link].

  17. Choong Kim, Kangsun Lee, J.H. Bang, Y.E. Kim, M.-C. Kim, Kwang W. Oh, S.H. Lee and J.Y. Kang, "3-dimensional cell culture for on-chip differentiation of stem cells in embryoid body," Lab Chip, 11, pp. 874 882, 2011 [Link] [Movie 1] [Movie 2] [Movie 3].

  18. Choong Kim, S. Chung, Y.E. Kim, Kangsun Lee, S.H. Lee, Kwang W. Oh, and J.Y. Kang, "Generation of core-shell microcapsules with three-dimensional focusing device for efficient formation of cell spheroid," Lab Chip, 11, pp. 246 – 252, 2011 [Link].

  19. Kangsun Lee, Choong Kim, Geunhui Jung, Tae Song Kim, Ji Yoon Kang, and Kwang W. Oh*, "Microfluidic network-based combinatorial dilution device for high throughput screening and optimization," Microfluid Nanofluid, 8, pp. 677 – 685, 2010 [Link].

  20. Kangsun Lee, Choong Kim, Youngeun Kim, Keunhui Jung, Byungwook Ahn, Ji Yoon Kang, and Kwang W. Oh*, "2-layer based microfluidic concentration generator by hybrid serial and volumetric dilutions," Biomedical Microdevices, 12, pp. 297 – 309, 2010 [Link].

  21. Kangsun Lee, Choong Kim, Byungwook Ahn, Ji Yoon Kang, and Kwang W. Oh*, "Hydrodynamically Focused Particle Filtration Using An Island Structure," Biochip Journal, 3, pp. 275 – 280, 2009 [Link].

  22. Byungwook Ahn, Kangsun Lee, Romain Louge, and Kwang W. Oh*, "Concurrent droplet charging and sorting by electrostatic actuation," Biomicrofluidics, 3, paper 044102, 2009 [Link].

  23. Kangsun Lee, Choong Kim, Byungwook Ahn, Rajagopal Panchapakesan, Anthony R. Full, Ledum Nordee, Ji Yoon Kang, and Kwang W. Oh*, "Generalized serial dilution module for monotonic and arbitrary microfluidic gradient generators," Lab Chip, 9, pp. 709 – 717, 2009 [Link].

  24. Y.-K. Cho, J. Kim, Y. Lee, Y.-A. Kim, K. Namkoong, H. Lim, Kwang W. Oh, S. Kim, J. Han, C. Park, Y. E. Pak, C. Ko, C.-S. Ki, J. R. Choi and H.-K. Myeong, "Clinical evaluation of micro-scale chip-based PCR system for rapid detection of HBV," Biosensors and Bioelectronics, 21, pp. 2161–2169, 2006 [Link].

  25. D. S. Yoon, Y.-K. Cho, Kwang W. Oh, S. H. Kim, Y. A. Kim, J. I. Han and G. Lim, "A microfluidic gel valve device using reversible sol-gel transition of methyl cellulose for biomedical application," Microsystem Technologies, 12, pp. 238–246, 2006 [Link].

  26. Kwang W. Oh and Chong H. Ahn, "A review of microvalve," Journal of Micromechanics and Microengineering, 16, pp. R13–R39, 2006 [Link].

  27. Kwang W. Oh, C. Park, K. Namkoong, J. Kim, K.-S. Ock, S. Kim, Y.-A. Kim, Y.-K. Cho, and C. Ko, "World-to-chip microfluidic interface with built-in valves for multichamber chip-based PCR assays," Lab Chip, 5, pp. 845–850, 2005 [Link] .

  28. Kwang W. Oh, R. Rong, C. H. Ahn, "Miniaturization of Pinch-Type Valves and Pumps for Practical Micro Total Analysis System Integration," Journal of Micromechanics and Microengineering, 15, pp. 2449–2455, 2005 [Link].

  29. S. Bhansali, H. Benjamin, V. Upadhyay, N. Okulan, Kwang W. Oh, H. T. Henderson, and C. H. Ahn, "Modeling multilayered MEMS-based micro-fluldic systems," JOM, 56 (3), pp. 57–61, 2004 [Link].

  30. J. H. Cha, J. I. Han, Y. Choi, D. S. Yoon, Kwang W. Oh, G. B. Lim, "DNA hybridization electrochemical sensor using conducting polymer," Biosensors and Bioelectronics, 18, pp. 1241–1247, 2003 [Link].

  31. D. S. Yoon, Y.-S. Lee, Y. Lee, H. J. Cho, S. W. Sung, Kwang W. Oh, J. Cha and G. Lim, "Precise temperature control and rapid thermal cycling in micromachined DNA polymerase chain reaction chips," Journal of Micromechanics and Microengineering, 12, pp. 813–823, 2002 [Link].

  32. J.-W. Choi, Kwang W. Oh, J. H. Thomas, W. R. Heineman, H. B. Halsall, J. H. Nevin, A. J. Helmicki, H. T. Henderson, and C. H. Ahn, "An integrated microfluidic biochemical detection system for protein analysis with magnetic bead-based sampling capabilities," Lab Chip, 2, pp. 27–30, 2002 [Link].

  33. Kwang W. Oh, A. Han, S. Bhansali and C.H. Ahn, "A low-temperature bonding technique using spin-on fluorocarbon polymers to assemble microsystems," Journal of Micromechanics and Microengineering, 12, pp. 187–191, 2002 [Link]

  34. J.-W. Choi, Kwang W. Oh, A. Han, C.A. Wijayawardhana, C. Lannes, S. Bhansali, K. T. Schlueter, W. R. Heineman, H. B. Halsall, J. H. Nevin, A. J. Helmicki, H.T. Henderson, C. H. Ahn, "Development and characterization of microfluidic devices and systems for magnetic bead-based biochemical detection," Biomedical Microdevices, 3, pp. 191–200, 2001 (3.073).

  35. H. J. Cho, Kwang W. Oh, C. H. Ahn, P. Boolchand, and T.-C. Nam, "Stress analysis of silicon membranes with electroplated permalloy films using raman scattering," IEEE Transactions on Magnetics, 37, pp. 2749–2751, 2001 (0.959).

  36. Kwang W. Oh, C. H. Ahn, and K. P. Roenker, "Flip-chip packaging using micromachined conductive polymer bumps and alignment pedestals for MOEMS," IEEE Journal of Selected Topics in Quantum Electronics on Micro-Opto-Electro-Mechanical Systems (MOEMS), 5, pp. 119–126, 1999 (2.384).

  37. Kwang W. Oh and C. H. Ahn, "A new flip- hip bonding technique using micromachined conductive polymer bumps," IEEE Transactions on Advanced Packaging, 22, pp. 586–591, 1999 (1.011).

Journals - No SCI
  1. Y. -K. Cho, J. -T. Kim, S. Kim, K. Namkoong, Kwang W. Oh, C. Park, Y. Lee, Y. -A. Kim, J. Han, H. Lim, K. -S. Ock, K .Yoo, S. Kim, J. -J Hwang, Y. E. Pak, and C. Ko, "Development of a novel real time micro PCR system and its statistical evaluation for rapid detection of Hepatitis B virus," SAMSUNG Journal of Innovative Technology, 1, pp. 203–214, 2005.

  2. D. S. Yoon, Kwang W. Oh, Y. K. Cho, J. Cha, G. Lim, "Application of microactuators in Bio-MEMS," ICASE Magazine, Volume 8, Number 1, pp.22–31, 2002 (in Korean).

Conferences & Proceedings
  1. Hun Lee, Linfeng Xu, and Kwang W. Oh, "A journey of trains of droplets in droplet-based microfluidic devices," Proc. in The 36th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (IEEE EMBC 2014), August 26-30, 2014, Chicago, Illinois, USA.Chicago, USA, pp. 778 - 781, 2014 (invited oral talk).

  2. Hun Lee, Sindhu Row, Linfeng Xu, Stelios T. Andreadis, and Kwang W. Oh, "A simple and robust fabrication of microwell array by PDMS on a glass substrate for cell-to-cell adhesion," Proc. in NSTI NanoTech 2014, Vol. 2, pp. 145-148, 2014 (oral)

  3. Hun Lee, Linfeng Xu and Kwang W. Oh, "A single particle encapsulation within droplet in array-based microfluidic platform," Proc. in MicroTAS 2013, Freiburg, Germany, Oct 27 - 31 1, 2013 (poster presentation).

  4. Linfeng Xu, Hun Lee and Kwang W. Oh, "Hand-held blood separation microfluidic chip," Proc. in MicroTAS 2013, Freiburg, Germany, Oct 27 - 31 1, 2013 (poster presentation).

  5. Linfeng Xu, Hun. Lee and Kwang.W. Oh, "Syringe-assisted point-of-care pumping," Proc. in NSTI NanoTech 2013, Vol. 2, pp. 305 - 309, Washington DC, 05/13-14/2013 (oral).

  6. Hun Lee, Linfeng Xu and Kwang.W. Oh, "A microfluidic platform for parallel synchronization of multiple droplets by ladder-like fluidic network," Proc. in NSTI NanoTech 2013, Vol. 2, pp. 318 - 321, Washington DC, 05/13-14/2013 (oral).

  7. Hun Lee, Linfeng Xu and Kwang W. Oh, "On-chip procedures for magnetic particle-based assay in droplets," Proc. in MicroTAS 2012, pp. 347-349, Okinawa, Japan, Oct 28 - Nov 1, 2012 (poster presentation).

  8. Linfeng Xu , Hun Lee , Rajagopal Panchapakesan and Kwang W. Oh, "Fusion and sorting of two parallel trains of droplets using a railroad-like channel network and guiding tracks," Proc. in MicroTAS 2012, pp. 920 - 922, Okinawa, Japan, Oct 28 - Nov 1, 2012 (poster presentation)

  9. Linfeng Xu, Rajagopal Panchapakesan, Kangsun Lee, Byungwook Ahn, Hun Lee, Jing Xu, and Kwang W. Oh, "Structure-enhanced self-powered microfluidic pumps and stickers," Micro & Nano Fluidics, NanoTech 2012, June 18-21, 2012, Santa Clara, California (oral presentation).

  10. Byugwook Ahn, Kangsun Lee, Rajagopal Panchapakesan, Hun Lee, and Kwang W. Oh, "Guiding and distribution of a train of droplets employing side flows and guiding tracks," Proc. in MicroTAS 2011, pp. 674 – 676 (accept rate: 6.8% for oral presentation)

  11. Byungwook Ahn, Kangsun Lee, Hun Lee, Rajagopal Panchapakesan, and Kwang W. Oh, "Droplet synchronization of two parallel trains of droplets using a ladder-like channel network," Proc. in MicroTAS 2011, pp. 1639 – 1641 (accept rate: 44%)

  12. Hun Lee, Byungwook Ahn, Kangsun Lee, and Kwang W. Oh, "Continuous-flow in-droplet magnetic particle separation in a droplet-based microfluidic platform," Proc. in MicroTAS 2011, pp. 948 – 950 (accept rate: 44%)

  13. Jing Xu, Byungwook Ahn, Hun Lee, Kangsun Lee, Rajagopal Panchapakesan, Linfeng Xu, and Kwang W. Oh, "Droplet-based microfluidic devices for multiple-droplet trapping, storing, and clustering employing guiding tracks and forward/backward flows," Proc. in MicroTAS 2011, pp. 257 – 259 (accept rate: 44%)

  14. Kangsun Lee, Choong Kim, Byungwook Ahn, Hun Lee, Rajagopal Panchapakesan, Linfeng Xu, Jing Xu, Ji Yoon Kang, and Kwang W. Oh, "Single-layer microfluidic network-based combinatorial dilution for a standard Simplex-Lattice combinatorial design," Proc. in MicroTAS 2011, 939 – 941 (accept rate: 44%)

  15. Deepu George, Rohit Singh, Chejin Bae, Byungwook Ahn, Kwang W. Oh, and A. G. Markelz, , "THz measurements of molecular solution phase dynamical alignment," International Workshop on OTST (Optical Terahertz Science and Technology) 2011, March 13 , 2011, Santa Barbara, CA, USA

  16. Deepu George, Rohit Singh, Chejin Bae, Byungwook Ahn, Kwang W. Oh, and A. G. Markelz, "THz measurements of molecular solution phase dynamical alignment," Biophysical Society Annual Meeting 2011, March 5, 2011, Baltimore, MD, USA

  17. Preethi Gopalan, Byungwook Ahn, and Kwang W. Oh, "Serial microfluidic device for microdroplet trapping and pairing," Proc. in ASME-IMECE 2010, paper IMECE2010-38823 (with an oral presentation)

  18. R. Panchapakesan, G. Venugopal, Kwang W. Oh and N. M. Litchinister, "Beam steering in anisotropic metamaterials," Proc. in Frontiers in Optics (FiO) 2010, Optical Society of America Technical Digest, paper JTuA03 (with a poster presentation)

  19. Kangsun Lee, Choong Kim, Jaehoon Bang, Youngeun Kim, Seungha Lee, Byungwook Ahn, Ji Yoon Kang and Kwang W. Oh, "Gravity-oriented microfluidic device for cell spheroid formation," Proc. in MicroTAS 2010, pp. 857 – 859 (accept rate: 64% for poster presentation)

  20. Kangsun Lee, Choong Kim, Youngeun Kim, Jaehoon Bang, Byungwook Ahn, "JK" Jungkwun Kim, "YK" Yong-Kyu Yoon, Ji Yoon Kang and Kwang W. Oh, "Microfluidic network-based combinatorial dilution device with an initial concentration controller,"Proc. in MicroTAS 2010, pp. 1787 – 1789 (accept rate: 64% for poster presentation)

  21. Byungwook Ahn, Kangsun Lee, Rajagopal Panchapakesan, Preethi Gopalan, and Kwang W. Oh, "Robust on-demand electrostatic droplet charging and sorting in a droplet-based microfluidic device," Proc. in MicroTAS 2010, pp. 1115 – 1117 (accept rate: 64% for poster presentation)

  22. Krishna Prasad Bhat, Kwang W. Oh, and Douglas C. Hopkins, "A MEMS sensor for gas detection in high voltage oil filled equipment," Proc. In IEEE – Industry Application Society (IAS) Annual Meeting, Houston, TX, 3-7 October 2010, pp. 1 – 5

  23. 'JK' Kim, Kangsun Lee, H. Jee, Kwang W. Oh, and Y.-K. Yoon, "Fabrication of multiple height microstructures using UV lithography on timed-development-and-thermal-reflowed photoresist," MEMS 2010, pp. 376 - 379 (poster).

  24. Kangsun Lee, Byungwook Ahn, and Kwang W. Oh, "Hydrodynamic focusing based particle filtration using an island structure with built-in valves," ASME-IMECE, paper IMECE2009-11312 (2009) (oral)

  25. Rajagopal Panchapakesan and Kwang W. Oh, "Streaming potential measurement in live plants for energy harvesting applications," ASME-IMECE, paper IMECE2009-11562 (2009) (oral)

  26. Kangsun Lee, C. Kim, Y. Kim, K. Jung, Byungwook Ahn, J. Y. Kang and Kwang W. Oh, "2-layer based microfluidic dilution generator for drug screening," Proc. in MicroTAS 2009, pp. 1264 - 1266 (accept rate: 58%) (poster).

  27. Kangsun Lee, C. Kim, K. Jung, J. Y. Kang and Kwang W. Oh, "Microfluidic network based combinatorial device for high throughput screening and optimization," Proc. in MicroTAS 2009, pp. 1394 - 1396 (accept rate: 58%) (poster).

  28. J. Kim, Kangsun Lee, Kwang W. Oh, and Y.-K. Yoon, "Microfabrication of rounded channel and waveguide integrated microlens using timed development and thermal reflow process," Proc. in MicroTAS 2009, pp. 1365 - 1367 (accept rate: 6.5%) (oral).

  29. Rajagopal Panchapakesan and Kwang W. Oh, "Smart autonomous energy harvesting from live plants," Nanotechnology in biology and Medicine, the 2nd Integrated Nanostructured Systems (INS) Workshop, May 13, 2009, Center for the Arts, The University at Buffalo (SUNY), Buffalo, New York, USA.

  30. Kangsun Lee, Choong Kim, Byungwook Ahn, Yongeun Kim, Ji Yoon Kang, and Kwang W. Oh, "Microfluidic Network based Micro-reactor Platforms for Biological Assay," Nanotechnology in biology and Medicine, the 2nd Integrated Nanostructured Systems (INS) Workshop, May 13, 2009, Center for the Arts, The University at Buffalo (SUNY), Buffalo, New York, USA.

  31. Byungwook Ahn, Rajagopal Panchapakesan, Kangsun Lee, Kwang W. Oh, "Two Phase Droplet; Generation, Sorting and Droplet Charge with E-field," Nanotechnology in biology and Medicine, the 2nd Integrated Nanostructured Systems (INS) Workshop, May 13, 2009, Center for the Arts, The University at Buffalo (SUNY), Buffalo, New York, USA.

  32. Kangsun Lee, Choong Kim, Ji Yoon Kang and Kwang W. Oh, "Double layer based micro fluidic dilution generator for drug screening," Proc. in MMB 2009, the Fifth International Conference on Microtechnologies in Medicine and Biology, Québec City, Canada, April 1-3, 2009, pp. 92 - 93 (2009).

  33. Byungwook Ahn, Rajagopal Panchapakesan, Kangsun Lee, Romain Louge and Kwang W. Oh, "Fast, Robust and Simultaneous Sorting with Droplet Generation by Synchronized High Switching Frequency of Electrostatic Actuation," Proc. in MicroTAS 2008, October 12-16, 2008, San Diego, CA, pp. 119-121 (2008) (accept rate: 59%).

  34. Byungwook Ahn, Rajogopal Panchapakesan, Kangsun Lee and Kwang W. Oh, "Simultaneous sorting with water droplet formation using an electric field," ASME-IMECE Microfluidics 2008, paper IMECE2008-67920 (2008).

  35. Rajagopal Panchapakesan and Kwang W. Oh, "Label-Free Real-Time Micro PCR Using Surface Acoustic Wave," Multifunctional Nanomaterials and Nanodevices, the 1st annual Integrated Nanostructured Systems (INS) Workshop, May 18 - 19, 2007, Center for the Arts, The University at Buffalo (SUNY), Buffalo, New York, USA.

  36. Byungwook Ahn and Kwang W. Oh, "A Novel Braille Device Using Meltable Magnetic Nanoparticles," Multifunctional Nanomaterials and Nanodevices, the 1st annual Integrated Nanostructured Systems (INS) Workshop, May 18 - 19, 2007, Center for the Arts, The University at Buffalo (SUNY), Buffalo, New York, USA.

  37. Kwang W. Oh, K. Namkoong, and C. Park, "A phase change microvalve using a meltable magnetic material: Ferro-Wax," Proc. in MicroTAS 2005, pp. 554–556 (2005).

  38. Kwang W. Oh, K. Namkoong, and C. Park, "Ferro-Wax phase change microvalve for lab-on-a-chip (LOC) applications," Proc. in the 2nd Samsung Tech Conference 2005, SAIT, Giheung, Korea, pp. 334 (2005).

  39. Kwang W. Oh, C. S. Park, and K. Namkoong, "A world-to-chip microfluidic interconnection technology with dual functions of sample injection and sealing for a multichamber micro PCR chip," Proc. of IEEE MEMS 2005, pp. 714–717 (2005).

  40. Kwang W. Oh, Y. K. Cho, J. T. Kim, S. H. Kim, K. S. Ock, K. Namkoong, K. T. Yoo, C. S. Park, Y. S. Lee, Y. A. Kim, J. I. Han, H. K. Lim, J. J. Kim, D. S. Yoon, G. B. Lim, S. H. Kim, J. J. Hwang, and Y. Eugene Pak, "A rapid micro polymerase chain reaction system (GenSpector Micro PCR) for hepatitis B virus DNA detection," Proc. in MicroTAS 2004, pp. 150–152 (2004).

  41. Kwang W. Oh, C. Park, and K. Namkoong, "A world-to-chip microfluidic interconnection technology with dual functions of sample injection and sealing for a multichamber micro PCR Chip," Proc. in the 1st Samsung Tech Conference 2004, SAIT, Giheung, Korea, pp. 115 (2004).

  42. Y. -K. Cho, J. -T. Kim, S. Kim, K. Namkoong, Kwang W. Oh, C. Park, Y. Lee, Y. -A. Kim, J. Han, H. Lim, K. -S. Ock, K .Yoo, S. Kim, J. -J Hwang, Y. E. Pak, and C. Ko, "Development of a novel real time micro PCR system and its statistical evaluation for rapid detection of Hepatitis B virus," Proc. in the 1st Samsung Tech Conference 2004, SAIT, Giheung, Korea, pp. 116 (2004).

  43. Kwang W. Oh, R. Rong, and C. H. Ahn, "In-line micro ball valve through polymer tubing," Proc. in MicroTAS 2001, pp. 407–408 (2001).

  44. J. -W. Choi, Kwang W. Oh, T. M. Liakopoulos, D. J. Sadler, H. J. Cho, A. Han, and C. H. Ahn, "Innovative magnetic, biochemical, and optical MEMS devices for intelligent microsystems," Proc. in the 1st Intelligent Microsystem Symposium, IMS 2001, Seoul, Korea, pp. 1–7 (2001).

  45. J. -W. Choi, Kwang W. Oh, J. H. Thomas, W. R. Heineman, H. B. Halsall, A. J. Helmicki, J. H. Nevin, H. T. Henderson, and C. H. Ahn, "An integrated microfluidic biochemical detection system with magnetic bead-based sampling and analysis capabilities," Proc. in IEEE MEMS 2001, Interlaken, Switzerland, pp. 447–450 (2001).

  46. J.-W. Choi, A. A. Wijayawardhana, N. Okulan, Kwang W. Oh, A. Han, S. Bhansali, V. Govind, K. T. Schlueter, J. H. Nevin, A. J. Helmicki, W. R. Heineman, H. B. Balsall, H. T. Henderson, and C. H. Ahn, "Development of a generic microfluidic subsystem toward portable biochemical detection systems," Proc. in MicroTAS 2000, pp.327–330 (2000).

  47. A. Han, Kwang W. Oh, S. Bhansali, H. T. Henderson, and C. H. Ahn, "A low temperature biochemically compatible bonding technique using fluoropolymers for biochemical microfluidic systems," Proc. in the 13th Annual International Conference on Micro Electro Mechanical Systems (MEMS 2000), Miyazaki, Japan, pp. 414–418 (2000).

  48. N. Okulan, S. Bhansali, A. Han, S. Dharmatilleke, J.-W. Choi, M. Patel, Kwang W. Oh, H. T. Henderson, and C. H. Ahn, "Development of planar microfluidic systems using conventional and low temperature assembling schemes for components," Proc. in The International Mechanical Engineering Conference and Exposition, Winter Annual Meeting of ASME, Nashville, TN (1999).

  49. S. Bhansali, A. Han, M. Patel, Kwang W. Oh, C. H. Ahn and H. T. Henderson, "Resolving chemical/bio-compatibility issues in microfluidic MEMS systems," SPIE Conference on Microfluidic Devices and Systems II, Vol. 3877, Santa Clara, California, pp. 101–109 (1999).

  50. D. J. Sadler, Kwang W. Oh, C. H. Ahn, S. Bhansali, and H. T. Henderson, "A new magnetically actuated microvalve for liquid and gas control applications," Proc. in Transducers '99, Sendai, Japan, pp. 1812–1815 (1999).

  51. Daniel J. Sadler, Kwang W. Oh, Chong H. Ahn, Shekhar Bhansali, and H. Thurman Henderson, "A new magnetically actuated microvalve for gas and liquid control applications," Symposium on Nano-, Micro-, and Mesoscale Technologies in Science and Engineering, May 13, 1999, Engineering Research Center, University of Cincinnati, Cincinnati, OH, USA (1999).

  52. Kwang W. Oh, Chong H. Ahn, and Kenneth P. Roenker, "Optical characteristics of GaAs MSM photodiodes flip-chip bonded upon micromirrors using micromachined conductive polymer bumps," Symposium on Nano-, Micro-, and Mesoscale Technologies in Science and Engineering, May 13, 1999, Engineering Research Center, University of Cincinnati, Cincinnati, OH, USA (1999).

  53. Kwang W. Oh and Chong H. Ahn, "Flip-Chip Packaging with Micromachined Conductive Polymer Bumps," Symposium on Nano-, Micro-, and Mesoscale Technologies in Science and Engineering, May 13, 1999, Engineering Research Center, University of Cincinnati, Cincinnati, OH, USA (1999).

  54. Chong H. Ahn, H. Thurman Henderson, William R. Heineman, H. Brian Halsall, Joseph H. Nevin, Arthur J. Helmicki, Shekhar Bhansali, Kevin T. Schlueter, Jin-Woo Choi, Kwang W. Oh, Arum Han, Nihat Okulan, Manoj Patel, Saman Dharmatilleke, Chad Lannes, Ajith Wijayawardhana , Shobha Purushothama, "A Generic Microuidic System for Remote Sensors," Symposium on Nano-, Micro-, and Mesoscale Technologies in Science and Engineering, May 13, 1999, Engineering Research Center, University of Cincinnati, Cincinnati, OH, USA (1999).

  55. Kwang W. Oh and C. H. Ahn, "Flip-chip packaging with micromachined conductive polymer bumps," Proc. in Adhesives in Electronics '98, Binghamton, NY, pp. 224–228 (1998).

  56. Kwang W. Oh, C. H. Ahn, and K. P. Roenker, "Optical characteristics of GaAs MSM photodiodes flip-chip bonded upon micromirrors using micromachined conductive polymer bumps," Proc. SPIE 1998 Symposium on Microelectronic Structures and MEMS for Optical Process IV, Vol. 3513, Santa Clara, CA, pp. 50–58 (1998).

  57. K. Kramer, Kwang W. Oh, C. H. Ahn, J. J. Bao, and K. R. Wehmeyer, "An optical MEMS-based fluorescence detection scheme with applications to capillary electrophoresis," Proc. SPIE 1998 Symposium on Micromachining and Microfabrication, Vol. 3515, Santa Clara, CA (1998).

  58. Kwang W. Oh, and C .H. Ahn, "Development of an innovative MEMS-based conductive polymer flip-chip bonding technique," Proc. in IEEE Solid-State Sensor and Actuator Workshop, Hilton Head, SC, pp. 170–173 (1998).

  59. C. H. Ahn, Kwang W. Oh and K. P. Roenker, "Micromachined optical I/O couplers for optoelectronic multichip modules (OE-MCMs)," Proc. in Electronic and Photonic Packaging, vol. EEP-19-1, pp. 447–453 (1997).

  60. S. Koh, Kwang W. Oh, K. P. Roenker, C. H. Ahn, "Design and fabrication of optoelectronic multichip module prototypes using MEMS fabrication techniques," Proc. SPIE Optoelectronics '97, Vol. 3008-05, (1997).

Invited Talk
  1.  Hun Lee, Linfeng Xu, and Kwang W. Oh, "A journey of trains of droplets in droplet-based microfluidic devices," Proc. in The 36th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (IEEE EMBC 2014), August 26-30, 2014, Chicago, Illinois, USA.Chicago, USA, pp. 778 - 781, 2014 (Invited Talk)

  2.  Biomedical Infomation Technology Convergence Center, Gumi, Korea, June 25, 2014

  3.  Department of  Polymer Nnanoengineering, Chonbuk National University, Korea, June 24, 2014

  4.  Advanced Institutes of Convergence Technology, Seoul National University, Korea, June 19, 2014

  5.  Department of Energy Science, Sungkyunkwan University, Korea, June 12, 2014

  6.  Department of Bio and Brain Engineering, Korea Advanced Institute of Science and Technology, Korea, June 11, 2014

  7.  Department of Chemical Engineering, Pohang University of Science and Technology, Korea, June 5, 2014

  8.  Department of Nanobio Engineering, Hanyang University, Korea, June 2, 2014

  9. Department of Applired Chemistry, Kyunghee University, Korea, May 29, 2014

  10.  Department of Mechanical Engineering, UNIST, Korea, May 28, 2014

  11. Department of Mechanical Engineering, Chonbuk National University, Korea, May 22, 2014

  12. Department of Biomedical Engineering, Chung-Ang University, Korea, May 21, 2014

  13. "Microfluidic technology for immune and molecular point-of-care testing," Healthcare Division, SK Telecom, Korea, May 19, 2014

  14.  Department of Electrical Engineering, Kwangwoon University, Korea, May 13, 2014

  15.  Center for BioMicrosystems, Korea Institute of Science and Technology (KIST), Korea, May 13, 2014

  16. "Active and passive manipulation of microdroplets in droplet-based microfluidics platform," University of Toronto, Canada, September 27, 2012

  17. "Droplet-based microfluidics," NanoTech 2012, Santa Clara, CA, June 18 - 21, 2012

  18. "Microvalves for drug delivery," Johnson & Johnson Vision Care, Jacksonville, FL, August 06, 2010

  19. "Microfluidic circuits, devices, and applications," Gwangju Institute of Science and Technology (GIST), Korea, November 16, 2009

  20. "Microfluidic systems and droplet-based microfluidics," Physics Department, Chonbuk National University, Korea, November 5, 2009

  21. "BioMEMS and droplet-based microfluidics," Department of Electrical Engineering, UB, September 25, 2009

  22. "Droplet-based microfluidics and BioMEMS," Department of Mechanical Engineering, University of Akron, OH, November 21, 2008

  23. "Miniaturization of polymerase chain reaction (PCR) devices and systems," Siloam Biosciences, BioSTART incubator complex on the University of Cincinnati Medical Campus, Cincinnati, OH, October 24, 2008

  24. "Advanced BioMEMS and microfluidics research at SMALL@SUNY–Buffalo," Department of Electrical Engineering, Kwangwoon University, Korea, August 12, 2008

  25. "Small technology: the tools to answer biological questions," Dean's Council Meeting, School of Engineering and Applied Sciences, UB, April 27 & 28, 2006

  26. "BioMEMS & microfluidics: the tools to answer biological questions," Department of Electrical Engineering, University of South Florida, Tampa, FL, April 13, 2006

  27. "BioMEMS & microfluidics," Department of Mechanical Engineering, Pohang Science and Technology University (POST), Pohang, Korea, February 17, 2006

  28. "World-to-chip microfluidic interfacing for PCR assay chips," Symposium for Microfluidics in Biotech Industry Applications, The Korean Society for Biotechnology and Bioengineering, Jinju City Hall, Korea, October 27 – 29, 2005

  29. "Biochips & microfluidics," Center for Applied NanoBioscience, Biodesign Institute, Arizona State University, Pheonix, AZ, January 28, 2005

  30. "Microfluidics," Biochip T/F at Samsung Electronics, Giheung, Korea, July 21, 2004.

  31. "Biochips: lab-on-a-chip," Pediatric Department, Samsung Medical Center, Seoul, Korea, December 28, 2001

  32. "Lab-on-a-chip using MEMS (BioMEMS)," The Korean Intellectual Property Office, Seoul, Korea, December 7, 2001

  33. "Lab-on-a-chip using MEMS," the 33rd International Symposium for 10-year-anniversary of Korean Society of Life Science, Busan, Korea, September 14, 2001

  34. "BioMEMS and MOEMS," SAIT, Samsung Electronics, Suwon, Korea, October, 2000

  35. "MEMS for BioMEMS and MOEMS," LG Corporate Institute of Technology, LG Electronics, Seoul, Korea, October, 2000

Invited Talk (On-Campus)
  1. "Microfabrication Technologies and Applications in Cell Culture and Tissue Engineering," CE 564 Tissue Engineering, UB, September 26, 2013

  2. "Microfabrication Technologies and Applications in Cell Culture and Tissue Engineering," CE 564 Tissue Engineering, UB, October 2, 2012

  3. "SMALL (Sensors and MicroActuators Learning Lab): What we do is micro plumbing," INS Winter Workshop, UB, January 12, 2012

  4. "Biosensors for lab-on-a-chip (LOC) and point-of-care-test (POCT)," DMS604 Large-scale Sensing Systems, Department of Media Study, UB, September 19, 2011

  5. "Microfabrication Technologies and applications in Cell Culture and Tissue Engineering," CE 564 Tissue Engineering, Department Chemical/Biological Engineering, UB, March 8, 2011

  6. "INR seminar series: SMALL (Sensors and MicroActuators Learning Lab)," Internships in Nanomaterials Research Summer Seminar, UB, July 20, 2010

  7. "Sample delivery: microfluidics," IDEX Day on campus, SEAS, UB, January 21, 2010

  8. "INR seminar series: SMALL (Sensors and MicroActuators Learning Lab)," Internships in Nanomaterials Research Summer Seminar, UB, July 28, 2009

  9. "SMALL for big things," UB Nanoscale Science and Technology Club (UB Nano Club), UB, November 11, 2008

  10. "INR seminar series: SMALL (Sensors and MicroActuators Learning Lab)," Internships in Nanomaterials Research Summer Seminar, UB, July 29, 2008

  11. "BioMEMS based microfluidic cell sorting system - enjoy a happy marriage between biomedical problems and engineering tools to find creative multidisciplinary solutions," Integrated Nanostructed Systems (INS) Nano/Biotechnology Workshop, UB, June 11, 2007

  12. "Small (hybrid nano & micro) technology: BioMEMS, microfluidics, nanobiosensors, microactuators - the tools to answer biological questions," The New York State Center of Excellence in Bioinformatics & Life Sciences (CoE), UB, December 18, 2006

  13. "Small technology: the tools to answer biological questions," Dean's Council Meeting, School of Engineering and Applied Sciences, UB, April 27 – 28, 2006

  14. "The tools to answer biological questions: BioMEMS, microfluidics, and nanobiotech," Administrative Council meeting, Department of Electrical Engineering, UB, March 21, 2006

Patents
  1.  K. W. Oh, K. Namkoong, C.S. Park, "Microvalve having magnetic wax plug and flux control method using magnetic wax," US 8,167,265 (05/01/2012)

  2. K. S. Ock, K. W. Oh, S. H. Kim, and J. T. Kim, "Multi-channel fluorescence measuring optical system and multi-channel fluorescence sample analyzer," US 7,928,408 (04/19/2011)

  3. K. W. Oh, and Yoojin Seo, "Semiautomatic operating device for microchip," US 7,892,490 (02/22/2011)

  4. K. W. Oh, J. S. Park, and K. Namkoong "Microvalve having magnetic wax plug and flux control method using magnetic wax," US 7,874,305 (01/25/2011)

  5. K. W. Oh, J. T. Kim, Y. K. Cho, K. Namkoong, C. S. Park, and Y. -K. Cho, "Polymerase chain reaction (PCR) module and multiple PCR system using the same," US 7,799, 557 (09/21/2010)

  6. K. W. Oh, J. T. Kim, K. Namkoong, and C. S. Park, "Real-time PCR monitoring apparatus and method," US 7,767,439 (08/03/2010)

  7. J. T. Kim, K. W. Oh, Y. J. Seo, C. S. Park, and K. Namkoong, " Polymerase chain reaction module and multiple-polymerase chain reaction system including the module," US 7,754,452 (07/13/2010)

  8. C. S. Park, J. H. Kim, K. Namkoong, and K. W. Oh, "Fluid mixing device using cross channels," US 7,736,050 (06/15/2010)

  9. K. Namkoong, Y. S. Lee, K. W. Oh, C. H. Ko, and J. I. Han, "Handheld centrifuge," US 7,645,223 (01/12/2010)

  10. Y. S. Lee, J. I. Han, H. Y. Lee, K. W. Oh, and K. Namkoong, "Isolation and purification method of biomolecules using hydrogel," US 7,579,151 (08/25/2009)

  11. J. I. Han, Y. S. Lee, K. W. Oh, and K. Namkoong, "Cell lysis using free radicals," US 7,517,690 (04/14/2009)

  12. K. W. Oh, J. S. Park, and K. Namkoong, "Microvalve having magnetic wax plug and flux control method using magnetic wax," US 7,478,792 (01/20/2009)

  13. K. W. Oh, and K. Namkoong, "Valve," US 7,424,995 (09/16/2008)

  14. K. W. Oh and Yoojin Seo, "Microchip assembly," US 7,413,707 (08/19/2008)

  15. J. I. Han and K. W. Oh, "Micro PCR device, method for amplifying nucleic acids using the micro PCR device, and method for measuring concentration of PCR products using the micro PCR device," US 7,371,530 (05/13/2008)

  16. K. W. Oh, Y. S. Lee, Y. K. Cho, and G. B. Lim, "Apparatus for circulating carrier fluid," US 7,329,535 (02/12/2008)

  17. K. S. Ock, K. W. Oh, J. T. Kim, and Y. K. Cho, "Optical detection apparatus for multi-channel multi-color measurement and multi-channel sample analyzer employing the same," US 7,274,455 (09/25/2007)

  18. K. S. Ock, K. W. Oh, J. T. Kim, and S. H. Kim, "Optical system for analyzing multi-channel samples and multi-channel sample analyzer employing the same," US 7,209,237 (04/24/2007)

  19. Y. K. Cho, S. H. Kim, K. W. Oh, D. S. Yoon, and G. B. Lim, "Method and sensor for detecting the binding of biomolecules by shear stress measurement," US 7,112,452 (09/26/2006)

Books/Chapters
  1. Kwang W. Oh, "Chapter 6: Lab-on-chip (LOC) devices and microfluidics for biomedical applications" in MEMS for biomedical applications, Woodhead Publishing, ISBN: 0-85709-129-8, ISBN-13: 978-0-85709-129-1, 2012.

  2. Dong S. Kim and Kwang W. Oh, "Chapter 10: Cyclic Olefin Copolymer (COC) Polymer Molding for LOC" in LAB ON A CHIP TECHNOLOGIES: Volume 1, pp. 139-159, ISBN: 978-1-904455-46-2, Caister Academic Press, Norfolk, UK, 2009.
     

  3. Kwang W. Oh and Chong H. Ahn, "2.02: Magnetic Actuation" in COMPREHENSIVE MICROSYSTEMS, 3-Volume Set, ISBN: 978-0-444-52194-1, Elsevier, Oxfordshire, UK, 2008.

Dissertation
  1. Kwang W. Oh, "Development of magnetically actuated microvalves and micropumps for surface mountable microfluidic systems," Doctoral Dissertation, University of Cincinnati, 2001 (Advisor: Prof. Chong H. Ahn) [Link].

  2. Kwang W. Oh, "Development of a photodiode and its flip-chip bonding technology for optical MEMS," Master Thesis, University of Cincinnati, 1997 (Advisor: Prof. Chong H. Ahn, Co-advisor: Prof. K. P. Roenker).

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