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Sangmin Lee

Sangmin lee

Postdoc

Office: 276T IPST Building
Telephone: N/A
Fax: 404-894-9140
Email: sangmin.lee@mse.gatech.edu
Mailing Address: 276T IPST Building
Georgia Institute of Technology
500 10th Street NW
Atlanta, GA 30318
Biosketch | Research Area | Publications | Highlights | Honors

Biosketch

  • PhD Mechanical Engineering, Postech, Pohang, Korea, Feb 2011
  • B.S. Mechanical Engineering, Chungang University, Seoul, Korea, Feb 2005

Research Area

  • Piezoelectric and triboelectric nanogenerator for energy harvesting device
  • Super-flexible piezoelectric nanogenerator for self-powered/active sensor
  • Hybrid cell for simultaneously harvesting multiple types of energies
  • Highly sensitive mechanical sensor based on piezoelectric materials

Publications

  1. S. Lee, R. Hinchet, Y. Lee, Y. Yang, Z.-H. Lin, G. Ardila, L. Montès, M. Mouis, and Z. L. Wang, Ultrathin Nanogenerator as Self-powered/Active Skin Sensors for Tracking Eye Ball Motion, 2013 Advanced Functional Materials  DOI: 10.1002/adfm.201301971 (accepted) (SCI)
  2. S. Lee, B.G. Choi, D. Choi, H.S. Park, Nanoindentation of annealed nafion/sulfonated graphene oxide nanocomposite membranes for the measurement of mechanical properties, 2013, Journal of Membrane Science (accepted) (SCI)
  3. Z.-H. Lin, G. Cheng, L. Lin, S. Lee, and Z. L. Wang, Water-solid surface contact electrification and its use for harvesting liquid wavy energy, 2013 Angewandte Chemie International Edition DOI: 10.1002/anie.201307249 (accepted) (SCI)
  4. S. Lee*, Y. Lee*, D. Kim, Y. Yang, L. Lin, Z.-H. Lin, W. Hwang, and Z. L. Wang, Triboelectric nanogenerator for harvesting pendulum oscillation energy, 2013 Nano Energy (accepted) (*equal contribution) DOI: http://dx.doi.org/10.1016/j.nanoen.2013.08.007 (SCIE)
  5. R. Hinchet, S. Lee, G. Ardila, L. Montès, M. Mouis, and Z. L. Wang, Performance Optimization of vertical nanowire-based piezoelectric nanogenerators, 2013 Advanced Functional Materials  DOI: 10.1002/adfm.201302157 (accepted) (SCI)
  6. Y. Yang, Y.S. Zhou, H. Zhang, J. Chen, Y. Liu, S. Lee and Z.L. Wang, Single-Electrode Based Triboelectric Nanogenerator as Self-Powered Tracking System, 2013 Advanced Materials DOI: 10.1002/adma.201302453 (accepted) (SCI)
  7. H. Zhang, Y. Yang, Y. Su, J. Chen, K. Adams, S. Lee, C. Hu, and Z.L. Wang, Triboelectric nanogenerator for harvesting vibration energy in full space and as self-powered acceleration sensor, 2013 Advanced Functional Materials DOI: 10.1002/adfm.201302453 (accepted) (SCI)
  8. S.-H. Bae*, S. Lee*, H. Koo, L. Lin, B. H. Jo, C. Park, and Z.L. Wang, The memristive properties of a single VO2 nanowire with switching controlled by self-heating, Advanced Materials Vol. 25, 2013, 5098-5103 (*equal contribution) (SCI)
  9. J. You, J.-H. Kim, K. Lee, S. Lee, S. Kim, H.-K. Park, S.-W. Kim, J. Bae, J.-J. Park and D. Choi, Dewetted gold nanoparticles on ZnO nanorods for three-dimensionally distributed plasmonic hot spots, Scripta Materialia Vol. 69, 2013, 654-657(SCI)
  10. T.I. Lee*, S. Lee*, E. Lee, S. Sohn, Y. Lee, S. Lee, G. Moon, D. Kim, Y.S. Kim, J.M. Myoung, and Z.L. Wang, High-power density piezoelectric energy harvesting using radially strained ultrathin trigonal tellurium nanowire assembly, Advanced Materials Vol. 25, 2013, 2920-2925 (*equal contribution) (SCI)
  11. Y. Yang, H. Zhang, J. Chen, S. Lee, T.-C. Hou, and Z.L. Wang, Simultaneously harvesting mechanical and chemical energies by a hybrid cell for self-powered biosensors and personal electronics, Energy & Environmental ScienceVol. 6, 2013, 1744-1749 (SCI)
  12. S. Lee*, S.-H. Bae*, L. Lin, Y. Yang, C. Park, S.-W. Kim, S.N. Cha, H. Kim, Y.J. Park, and Z.L. Wang, Super-flexible nanogenerator for energy harvesting from gentle wind and as an active deformation sensor, Advanced Functional Materials Vol. 23, 2013, 2445-2449 (*equal contribution) (Selected as a Front Cover Paper) (SCI)
  13. R. Hinchet, S. Lee, G. Ardila, L. Montès, M. Mouis, and Z.L. Wang, Design and guideline rules for the performance improvement of vertically integrated nanogenerator, Journal of Energy and Power Engineering(accepted)
  14. S. Lee*, S.-H. Bae*, L. Lin*, S. Ahn, C. Park, S.-W. Kim, S.N. Cha, Y.J. Park, and Z.L. Wang, Flexible hybrid cell for simultaneously harvesting thermal and mechanical energies, Nano Energy (Online) (*equal contribution) (SCIE)
  15. S. Cho, S. Lee, S. H. Jeong, Y. Kim, S.C. Kim, W. Hwang, and J. Park, Anodic Aluminium Oxide Membranes for Immunoisolation with Sufficient Oxygen Supply for Pancreatic Islets, Integrative Biology Vol. 5, 2013, 828-834 (SCIE)
  16. T. Jing, Y. Kim, S. Lee, D. Kim, J. Kim, W. Hwang, Frosting and defrosting on rigid superhydrohobic surface, Applied Surface Science Vol. 276, 2013, 37-42 (SCI)
  17. Y. Yang, H. Zhang, Y. Liu, Z.-H. Lin, S. Lee, Z. Lin, C. P. Wong, and Z.L. Wang, Silicon based hybrid energy cell for self-powered electrodegradation and personal electronics, ACS Nano Vol. 7(3), 2013, 2808-2813. (SCI)
  18. Y. Yang, H. Zhang, S. Lee, D. Kim, W. Hwang, and Z.L. Wang, Hybrid energy cell for degradation of methyl orange by self-powered electrocatalytic oxidation, Nano Letters Vol. 13, 2013, 803-808. (SCI)
  19. S. Lee, S. Lee, D. Choi, Cost-effective, large-area, and reusable nanoimprint molds for polymer nanostructures, Journal of the Korean Physical Society Vol. 62, 2013, 373-376. (SCI)
  20. Y. Yang, H. Zhang, G. Zhu, S. Lee, Z.-H. Lin, Z.L. Wang, Flexible hybrid energy cell for simultaneously harvesting thermal, mechanical, and solar energies, ACS Nano Vol. 7, 2013, 785-790. (SCI)
  21. S. Lee, D. Yoon, D. Choi, and T. Kim, Mechanical characterizations of high-quality quantum dot arrays via transfer printing, Nanotechnology Vol. 24, 2013, 025702. (SCI)
  22. Y. Kim*, S. Lee*, H. Cho, B. Park, D. Kim, and W. Hwang, Robust superhydrophilic/hydrophobic surface based on self-aggregated Al2O3 nanowires by single-step anodization and self-assembly method, ACS Applied Materials & Interfaces Vol. 4 (10), 2012, 5074-5078, (*equal contribution) (SCI)
  23. S. Lee*, J.-I. Hong*, C. Xu*, M. Lee, D. Kim, L. Lin, W. Hwang and Z.L. Wang, Toward robust nanogenerator using aluminum substrate, Advanced Materials Vol. 24, 2012, 4398-4402. (*equal contribution) (SCI)
  24. S. Lee*, J.Y. Kwon*, D. Yoon, H. Cho, J. You, Y.T. Kang, D. Choi and W. Hwang, Bendability optimization of flexible optical nanoelectronics via neutral axis engineering, Nanoscale Research LettersVol. 7, 2012, p. 256 (*equal contribution) (SCIE)
  25. C. Lee, S. Lee, and W. Hwang, Controllable wettability of paraffin-anodic aluminum oxide composite surface with a roughness tunable by thermal expansion, Mechanics of Composite Materials Vol. 48, 2012, 229-234. (SCIE)
  26. D. Kim, S. Lee, and W. Hwang, Complete wetting characteristics of micro/nano dual-scale surface by plasma etching to give nanohoneycomb structure, Current Applied Physics Vol. 12, 2012, 219-224 (SCI)
  27. S. Lee, D. Kim, and W. Hwang, Artificial lotus leaf structures made by blasting with sodium bicarbonate, Current Applied Physics Vol. 11 2011. 800-804 (SCI)
  28. S. Lee, M. Park, H.S. Park, Y. Kim, S. Cho, J.H. Cho, J. Park, and W. Hwang, Polyethylene oxide-functionalized self-organized alumina nanochannel array for immunoprotection biofilter, Lab on a Chip Vol. 11, 2011, 1049-1053 (SCI)
  29. W. Hwang, K. H. Lee, H. Park, J. Kim, J. Park, J. H. Cho, J. H. Jeon, D. Choi, D. Kim, D. Kim, S. Kim, K. Lee, T. Jing, and S. Lee, Some aspects of the design and applications of nanohoneycomb and nanofiber array structures, Mechanics of Composite Materials Vol. 47, No.1, 2011, 11-36 (SCIE)
  30. K. Lee, S. Lyu, S. Lee, Y. S. Kim, and W. Hwang, Characteristics and self-cleaning effect of the transparent super-hydrophobic film having nanofibers array structures, Applied Surface Science  Vol. 256, 2010, 6729-6735 (SCI)
  31. S. Lee, J. H. Kang, S. J. Lee, and W. Hwang, Tens of centimeter-scale flexible superhydrophobic nanofiber structures through curing process, Lab on a Chip Vol.9, 2009, 2234-2237 (SCI)
  32. S. Lee, S. Cho, C. Lee, and W. Hwang, Design and impact testing of cylindrical composite antenna structures, Journal of The Korea Society of Composite Materials, Vol. 22(3), 2009, 55-59.
  33. S. Lee, and W. Hwang, Ultralow contact angle hysteresis and no-aging effects in superhydrophobic tangled nanofiber structures generated by controlling the pore size of a 99.5% aluminum foil, Journal of Micromechanics and Microengineering Vol. 19, 2009, p. 035019. (SCI)
  34. S.H. Kim, S. Lee, D. Choi, K.H. Lee, H.C. Park, and W. Hwang, Fabrication of metal nanohoneycomb structures and their tribological behavior, Advanced Composite Materials Vol. 17, 2008, 101-110 (SCIE)
  35. D. Choi, S. Lee, S. Kim, P. Lee, K. Lee, H. Park, and W. Hwang, Dependence of adhesion and friction on porosity in porous anodic alumina films, Scripta Materialia Vol. 58, 2008, 870-873 (SCI)
  36. D. Choi, S. Kim, S. Lee, D. Kim, K. Lee, H. Park, and W. Hwang, Structure-dependent adhesion and friction on highly ordered metallic nanopore membranes, Nanotechnology Vol. 19, 2008, p.145708. (SCI)
  37. D. Choi, S. Lee, C. Lee, P. Lee, J. Lee, K. Lee, H. Park, and W. Hwang, Dependence of the mechanical properties of nanohoneycomb structures on porosity, Journal of Micromechanics and Microengineering Vol. 17, 2007, p.501. (SCI)
  38.  

Research Highlights

  1. Conference presentations
    1. S. Cho, M. Park, S. Lee, Y. Kim, W. Hwang, J. Park, Islet Encapsulation Membrane for Circumventing Immune Rejection Using a Anti-fouling Coated Anodic Aluminum Oxide Membrane, The Korean Society of Mechanical Engineers, Daegu, Korea, Nov. 2011
    2. K. Lee, S. Lyu, S. Lee, W. Hwang, “Fabrication of self-cleaning transparent film having nanofiber array structures”, International Conference on Nanoscience & Technology (China NANO 2011), Beijing, China, Sep. 2011
    3. C. Lee, S. Lee, W. Hwang, Contact angle by temperature on composite surface, International Conference on Nanoscience & Technology (China NANO 2011), Beijing, China, Sep. 2011
    4. S. Lee, H. Cho, D. Kim, W. Hwang, Artificial lotus leaf structure made by blasting with sodium bicarbonate”, The International Conference on Composite Materials 18, Jeju, Korea, Aug. 2011
    5. S. Lee, Y. Kim, M. Park, H. S. Park, S. W. Cho, J. H. Cho, J. S. Park, W. Hwang, Nanoporous membrane immunoprotection biofilter, The International Conference on Composite Materials 18, Jeju, Korea, Aug. 2011
    6. C. Lee, K. Lee, S. Lyu, S. Lee, Y. S. Kim, and W. Hwang, Transparent superhydrophobic surface with self-cleaning effect, International Conference on Composites or Nano Engineering 19, Shanghai, China, Jul. 2011
    7. S. Lee, S. Cho, J. Park, and W. Hwang, Encapsulation method to overcome hypoxia and immune rejection using nanohoneycomb structures, Korea Society of Composite Materials fall conference, Kumoh National Institute of Technology, Gumi, Korea, May 2011.
    8. S. Cho, S. Lee, M. Park, Y. Kim, W. Hwang, J. Park, Islet Encapsulation Using a Anodic Aluminum Oxide Membrane for Circumventing Immune Rejection and Hypoxia, The Korean Society of Mechanical Engineers, Pohang, Korea, Apr. 2011
    9. S. Lee, D. Kim, and W. Hwang, A superhydrophobic artificial lotus leaf structures, The 7th Asian-Australasian Conference on Composite Materials (ACCM-7), Taipei, Taiwan, Nov. 2010.
    10. D. Kim, S. Lee, and W. Hwang, Wetting Characteristics of a dual scale surface by plasma etching to give nanohoneycomb structure, The 7th Asian-Australasian Conference on Composite Materials (ACCM-7), Taipei, Taiwan, Nov. 2010
    11. S. Lee, M. Park, H.-S. Park, Y. Kim, S. Cho, J. H. Cho, J. Park, and W. Hwang, Development of Polyethylene oxide-functionalized immunoprotective nanofilter using nanohoneycomb structures, Korea Society of Composite Materials fall conference, Seoul national Univ. of Technology, Seoul, Korea, Oct. 2010.
    12. D. Kim, S. Lee, and W. Hwang, Fabrication of a 3-dimensional superhydrophobic surface structure and characteristics of flow past it, Korea Society of Composite Materials fall conference, Seoul national Univ. of Technology, Seoul, Korea, Oct. 2010.
    13. Y. Kim, S. Lee, D. Kim, and W. Hwang, Fabrication of superhydrophobic micro/nano structures using sodium bicarbonate, Korea Society of Composite Materials fall conference, Seoul national Univ. of Technology, Seoul, Korea, Oct. 2010.
    14. S. Lee, M. Park, H.-S. Park, J. H. Cho, J. Park, and W. Hwang, Highly-ordered nanochannel array with modulated pore size by polyethylene oxide (PEO) coating for immune filter, 2010 International Conference on Biofabrication, Philadelphia, Pennsylvania, USA, Oct. 2010.
    15. C. Lee, S. Lee, J. H. Jeon, J. D. Suh, H. Chang, S. H. Kim, S. H. Lee, and W. Hwang, Simulation for contact pressure in PEMFC stack, The Korean Hydrogen & New Energy Society, Chonbuk National Univ., Chonbuk, Korea, 294-299, Nov. 2009.
    16. S. Lee, and W. Hwang, Fabrication of superhydrophobic nanofiber structures with low contact angle hysteresis and no aging-effects, The 2nd international conference on Multi-Functional Materials and Structures, Qingdao, China, Oct. 2009.
    17. S. Lee, and W. Hwang, Large-area superhydrophobic nanofiber array structures for drag reduction, 17th International Conference on Composite Materials, Edinburgh, UK, Jul. 2009.
    18. S. Lee, and W. Hwang, Fabrication superhydrophobic nanofiber structures with low contact angle hysteresis, The Korean Society of Mechanical Engineers spring conference, KAIST, Daejeon, Korea, May 2009.
    19. S. Lee, and W. Hwang, Stable superhydrophobic nanofiber structures by using nanohoneycomb as replication template, 2009 Materials Research Society (MRS) spring meeting, San Francisco, USA, Apr. 2009.
    20. S. Lee, and W. Hwang, Fabrication of large-sized superhydrophobic nanofiber array structures using nanohoneycomb, Korea Society of Composite Materials fall, Convention center, Jeju, Korea, Nov. 2008.
    21. S. Lee, S. H. Kim, and W. Hwang, Fabrication and tribological behavior of metal nanohoneycomb structure, 5th International Congress of Nano-Bio Clean Tech 2008, Sanfrancisco, USA, Oct. 2008.
    22. S. Lee, J. H. Jeon, C. W. Lee, J. D. Suh, H. Chang, S. H. Kim, S. H. Lee, and W. Hwang, Structural analysis in Metal bipolar plate of Fuel Cell Stack, The Korean Society For New And Renewable Energy, Ramada Plaza jeju Hotel, Jeju, Korea, Jun. 2007.
    23. S. Lee, S. Kim, D. Choi, K. H. Lee, H. C. Park, and W. Hwang, Fabrication and tribological behavior of metal nanohoneycomb structures, Korea Society of Composite Materials fall conference, Kumoh Univ., Gumi, Korea, Nov. 2006.
  2. Presentations and invited talks
    1. Superhydrophobic nanofiber structures using common aluminum foil, China Academy of Machinery Science & Technology, Beijing, China, Jan. 2009
    2. Design and applications of nanohoneycomb and nanofiber structures, Kyung Hee University, Yongin-si, Gyunggi-do, Korea, Aug. 2011
  3. Korea Patents
    1. Woonbong Hwang, Sangmin Lee, Donghyun Kim, Ilshin Bae, Dongseob Kim, Dukhyun Choi, Changwoo Lee, Jihoon Jeon, Sungho Son, Taechul Moon, Joon Won Kim, Kun Hong Lee, Hyun Chul Park, “Method for Fabricating Solid Body Having Superhydrophobic Surface Structure and Superhydrophobic Tube Using the Same Method”, Patent No. 10-0824712 (2008.04.17)
    2. Woonbong Hwang, Sangmin Lee, Dongseob Kim, Dong Hyun Kim, Joon Won Kim, Hyun Chul Park, Kun Hong Lee, Geunbae Lim, “Manufacturing Method of 3D Shape Structure Having Hydrophobic Inner Surface”, Patent No. 10-0898124 (2009.05.11)
    3. Woonbong Hwang, Sangmin Lee, Dongseob Kim, Kun Hong Lee, Joon Won Kim, Geunbae Lim, Hyun Chul Park, Byeong Joo Lee, “Fabricating Method of 3D Shape Structure Having Hydrophobic Surface by Dipping Method”, Patent No. 10-0927729 (2009.11.12)
    4. Woonbong Hwang, Sangmin Lee, Dongseob Kim, Dong Hyun Kim, Hyun Chul Park, Kun Hong Lee, Geunbae Lim, Joon Won Kim, “Fabricating Method of 3D Shape Structure Having Hydrophobic Outer Surface”, Patent No. 10-0950311 (2010.03.23)
    5. Woonbong Hwang, Sangmin Lee, Young Bum Kum, Sae Hoon Kim, Yoo Chang Yang, Sung Ho Lee, Jung Do Suh, Chul Ho Yim, Ji Hoon Jeon, Changwoo Lee, Seong Jin Cho, “Device for Clamping Fuel Cell Stack”, Patent No. 10-0986456 (2010.10.01)
    6. Woonbong Hwang, Sangmin Lee, Dongseob Kim, Kun Hong Lee, Joon Won Kim, Geunbae Lim, Hyun Chul Park, Byeong Joo Lee, “Fabricating Method of 3D Shape Structure Having Hydrophobic Surface Using Metal Foil”, Patent No. 10-0988932 (2010.10.13)
    7. Woonbong Hwang, Sangmin Lee, “Separator for Fuel Cell, Manufacturing Method of The Separator, And Fuel Cell Stack with The Separator”, Patent No. 10-0990489 (2010.10.21)
    8. Woonbong Hwang, Sangmin Lee, Dongseob Kim, Kun Hong Lee, Joon Won Kim, Geunbae Lim, Hyun Chul Park, Byeong Joo Lee, “Fabricating Method of 3D Shape Structure Having Hydrophobic Surface Using Metal Foil”, Patent No. 10-0993925 (2010.11.05)
    9. Woonbong Hwang, Sangmin Lee, Jae-Sung Park, Jae-Hyoung Cho, Kun-Ho Yoon, Ji-Won Kim, Heon-Seok Park, “Artificial Blood Vessel with Immunosuppressive Properties and Manufacturing Thereof”, Patent No. 10-1033030 (2011.04.27)
    10. Woonbong Hwang, Sangmin Lee, Jinsung Yoon, Wan Kyun Chung, “Stave Having Isolated Wire and System for Measuring Thickness of a Melting Furnace Using the Same”, Patent No. 10-1035689 (2011.05.12)
    11. Woonbong Hwang, Sangmin Lee, Dong Hwan Kim, Wan Kyun Chung, “Stave of Furnace Thickness Measuring Device”, Patent No. 10-1038333 (2011.05.25)
    12. Woonbong Hwang, Sangmin Lee, Youngil Youm, Youngjin Hong, Jinho Suh, “Superhydrophobic Surface And Method for Producting The Superhydrophobic Surface”, Patent No. 10-1078071 (2011.10.24)
    13. Woonbong Hwang, Sangmin Lee, “Method for Fabricating Super-Hydrophilicity Surface”, Patent No. 10-1085176 (2011.11.14)
    14. Woonbong Hwang, Sangmin Lee, “Method for Fabricating Super-Hydrophobicity Surface”, Patent No. 10-1085177 (2011.11.14)
    15. Woonbong Hwang, Sangmin Lee, Jinsung Yoon, Wankyun Chung, “Winding Machine for Wire Rod”, Patent No. 10-1085999 (2011.11.16)
    16. Woonbong Hwang, Sangmin Lee, “Separator for Fuel Cell Manufacturing Method of The Separator And Fuel Cell Stack with The Separator”, Patent No. 10-1100858 (2011.12.23)
    17. Woonbong Hwang, Sangmin Lee, Wan Kyun Chung, Jinsung Yoon, “System for Measuring Thickness of a Melting Furnace And a Method Thereof”, Patent No. 10-1109098 (2012.01.17)
    18. Woonbong Hwang, Sangmin Lee, Wan Kyun Chung , Dong Hwan Kim, “Apparatus for Detecting Aperture of Furnace”, Patent No. 10-1119897 (2012.02.17)
    19. Woonbong Hwang, Sangmin Lee, Jae-Sung Park, Jae-Hyoung Cho, Kun-Ho Yoon, Ji-Won Kim, Heon-Seok Park, “Artificial Blood Vessel with Immunosuppressive Properties, Artificial Pancreas System Using Artificial Blood Vessel, and Manufacturing Method of Artificial Blood Vessel”, Patent No. 10-1132746 (2012.03.27)
    20. Woonbong Hwang, Sangmin Lee, Jinsung Yoon, Wankyun Chung, “Winding Machine for Wire Rod”, Patent No. 10-1151842 (2012.05.24)
    21. Woonbong Hwang, Sangmin Lee, Jae-Sung Park, Byung Rak Park, Sung Kyu Lee, “Mask and Fabricating Method the Same”, Patent No. 10-1201469 (2012.11.08)
    22. Woonbong Hwang, Sangmin Lee, Dongseob Kim, Changwoo Lee, Wan Kyun Chung, Young Kwon Kim, “Apparatus for Cooling Sintered Ore”, Patent No. 10-1211124 (2012.12.05)
    23. Woonbong Hwang, Sangmin Lee, Changwoo Lee, Dongseob Kim, Wan Kyun Chung, Sang Hoon You, “Apparatus for Checking Welding”, Patent No. 10-1242657 (2013.03.06)
    24. Woonbong Hwang, Sangmin Lee, Dongseob Kim, Changwoo Lee, Wan Kyun Chung, Tae Hun Kim, “Apparatus for Removing Tar And Water of Coke Oven Gas And Method for Removing Tar And Water of Coke Oven Gas”, Patent No. 10-1259569 (2013.04.24)
    25. Woonbong Hwang, Sangmin Lee, Yeong Ae Kim, “Method for Fabricating Super-Hydrophobic Surface And Evaporator Having The Super-Hydrophobic Surface”, Patent No. 10-1260455 (2013.04.26)
    26. Woonbong Hwang, Sangmin Lee, Sang Uk Lee, Wan Kyun Chung, Changwoo Lee, Dongseob Kim, “Apparatus And Method for Removing Scale Using Cathodic Protection”, Patent No. 10-1271201 (2013.05.29)  
    27. Woonbong Hwang, Sangmin Lee, Dongseob Kim, Changwoo Lee, Wan Kyun Chung, Tae Hun Kim, “Wringer Roll”, Patent No. 10-1271752 (2013.05.30)
    28. Woonbong Hwang, Sangmin Lee, Hyunsouk Cho, Dongseob Kim, Changwoo Lee, Wankyun Chung, “Lip Cleaner for Air Knife Having Enhanced Ventilation”, Patent No. 10-1290319 (2013.07.22) 
    29. Woonbong Hwang, Sangmin Lee, Jihyun Kim, Dongseob Kim, Changwoo Lee, Wankyun Chung, “Lip Cleaner for Air Knife Having Ventilation Hole”, Patent No. 10-1290318 (2013.07.22)
    30. Woonbong Hwang, Sangmin Lee, Saejun Park, Dongseob Kim, Changwoo Lee, Wankyun Chung, “Lip Cleaner for Air Knife Using Symmetric Structure”, Patent No. 10-1290317(2013.07.22)
    31. Woonbong Hwang, Sangmin Lee, Jinsung Yoon, Wankyun Chung, Dongseob Kim, Changwoo Lee, “Air Knife And Plating Apparatus Having the Same”, Patent No. 10-1290320(2013.07.22)
    32. Woonbong Hwang, Sangmin Lee, Changwoo Lee, Dongseob Kim, Wan Kyun Chung, Siwoo Cho, “Cooling Apparatus of Hot Rolled Steel Sheet Coil”, The Application No. 10-2011-0033387
    33. Woonbong Hwang, Sangmin Lee, Dongseob Kim, Changwoo Lee, Wan Kyun Chung, Young Kwon Kim, “Apparatus for Cooling Sintered Ore”, The Application No. 10-2011-0048132
    34. Woonbong Hwang, Sangmin Lee, Jinman Kim, Wankyun Chung, Dongseob Kim , Changwoo Lee, “Apparatus for Checking Welding And Method Using It”, The Application No. 10-2011-0059661
    35. Woonbong Hwang, Sangmin Lee, Jinsung Yoon, Wankyun Chung, Dongseob Kim, Changwoo Lee, “Wringer Roll And Method for Manufacturing Wringer Roll”, The Application No. 10-2011-0094124
    36. Woonbong Hwang, Sangmin Lee, Jinsung Yoon, Wankyun Kim, Dongseob Kim, Changwoo Lee, “Wringer Roll”, The Application No. 10-2011-0094125
    37. Woonbong Hwang, Sangmin Lee, Hyuntaek Lee, Dongseob Kim, Changwoo Lee, Wankyun Chung, “Pre-melt Pot Controlling Outflow of Molten Zinc By Controlling Level of Molten Zinc Surface”, The Application No. 10-2011-0095286
    38. Woonbong Hwang, Sangmin Lee, Hyungkook Jeon, Dongseob Kim, Changwoo Lee, Wankyun Chung, “Hot Strip Winder Using Electromagnet”, The Application No. 10-2011-0095287
    39. Woonbong Hwang, Sangmin Lee, Dobin Kim, Dongseob Kim, Changwoo Lee, wankyun Chung, “Pre-melt Pot Controlling Outflow of Molten Zinc Using Screw”, The Application No. 10-2011-0095288
    40. Woonbong Hwang, Sangmin Lee, Hyuntaek Lee, Dongseob Kim, Changwoo Lee, Wankyun Chung, “Apparatus for Removing Scale”, The Application No. 10-2011-0114598
    41. Woonbong Hwang, Sangmin Lee, Siyeon An, Yonghyun Kim, Jaesung Park, Changwoo Lee, “An Ice bucket for unlaying ice curdling and refrigerator having the same”, The Application No. 10-2011-0106133
    42. Woonbong Hwang, Sangmin Lee, Changwoo Lee, “Hydrophilic Aluminum and the Method of Manufacturing the Same”, The Application No. 10-2009-0081455
    43. Zhong Lin Wang, Sangmin Lee, Young Jun Park, Large-area and super-flexible nanogenerator using flexible metal-foil, The Application No. P20130001786.
    44. Zhong Lin Wang, Sangmin Lee, Young Jun Park, The flexible hybrid energy generator for simultaneously harvesting thermal and mechanical energy, The Application No. P20130001787
  4. International Patents
    1. Woonbong Hwang, Sangmin Lee, Donghyun Kim, Hyunchul Park, Kunhong Lee, Geunbae Lim, Dongseob Kim, Joonwon Kim, “Manufacturing  Method of 3D Shape Structure Having Hydrophobic Inner Surface”, The Application No. PCT/KR2008/001398 (PCT), The Application No. 8723435.7 (EPO)

    Patent No. ZL200880101334.0 (CN) (2011.12.07),
    Patent No. 8,241,481 (US) (2012.08.14),
    Patent No. 5021076 (JP) (2012.06.22),
    Patent No. 2008283218 (AU) (2012.03.01)

    1. Woonbong Hwang, Sangmin Lee, Youngbum Kum, Saehoon Kim, Yoochang Yang, Sungho Lee, Jungdo Suh, chulho Yim, Jihoon Jeon, Changwoo Lee, Seongjin Cho, “Fuel cell stack clamping device”,

    Patent No. 7,776,489 B2 (US) (2010.08.17)
    The Application No. 2008-137537 (JP), The Application No. 20081169549 (CN)

    1. Woonbong Hwang, Sangmin Lee, Dongseob Kim, Kun Hong Lee, Joon Won Kim, Geunbae Lim, Hyun Chul Park, Byeong Joo Lee, “Method of Fabricating 3D Structure Having Hydrophobic Surface Using Metal Foil”, The Application No. PCT/KR2009/001250 (PCT), The Application No. 2009224143 (AU), The Application No. 200980108590.7 (CN), The Application No. 09718737.1 (EPO)

    Patent No. 8,257,630 B2 (US) (2012.09.04)
    Patent No. 5337823 (JP) (2013.08.09)

    1. Woonbong Hwang, Sangmin Lee, Dongseob Kim, Dong Hyun Kim, Hyun Chul Park, Kun Hong Lee, Geunbae Lim, Joon Won Kim, “Manufacturing Method of 3D Shape Structure Having Hydrophobic External Surface”, The Application No. PCT/KR2008/001399 (PCT), The Application No. 8723436.5 (EPO), The Application No. 200880123181.X (CN)

    Patent No. 5054824 (JP) (2012.08.03),
    Patent No. 2008325522 (AU) (2012.08.02)
    Patent No. 8,394,283 (US) (2013.03.12)

    1. Woonbong Hwang, Sangmin Lee, Dongseob Kim, Kun Hong Lee, Joon Won Kim, Geunbae Lim, Hyun Chul Park, Byeong Joo Lee, “Fabricating Method of 3D Shape Structure Having Hydrophobic Surface by Dipping Method”, The Application No. PCT/KR2009/001252 (PCT), The Application No. 2009224145 (AU), The Application No. 12/921,217 (US), The Application No. 200980108668.5 (CN), The Application No. 2010-550600 (JP)
    2. Woonbong Hwang, Sangmin Lee, Donghyun Kim, Ilshin Bae, Dongseob Kim, Dukhyun Choi, Changwoo Lee, Jihoon Jeon, Sungho Son, Taechul Moon, Joon Won Kim, Kun Hong Lee, Hyun Chul Park, “Method for Fabricating Solid Body Having Superhydrophobic Surface Structure and Superhydrophobic Tube Using the Same Method”, The Application No. 7808340.9 (EPO), The Application No. 12/442,321 (US),

    Patent No. 5149901 (JP) (2012.12.07),
    Patent No. ZL200780042283.4 (CN) (2012.12.12)

    1. Woonbong Hwang, Sangmin Lee, “Separator for Fuel Cell, Manufacturing Method of the Separator, and Fuel Cell Stack with the Separator”, The Application No. PCT/KR2010/006544 (PCT), The Application No. 10819069.5 (EPO), The Application No. 13/498,479 (US), The Application No. 201080043051 (CN)
    2. Woonbong Hwang, Sangmin Lee, Byung Rak Park, Sung Kyu Lee, Jae Sung Park, “Mask And Fabricating Method of The Same”, The Application No. PCT/KR2011/005572 (PCT)
    3. Woonbong Hwang, Sangmin Lee, Yeong Ae Kim, Method for Fabricating Super-Hydrophobic Surface And Evaporator Having The Super-Hydrophobic Surface, The Application No. PCT/KR2012/005190 (PCT)
    4. Zhong Lin Wang, Sangmin Lee, Jung-Il Hong, Chen Xu, “Flexible nanogenerator using Aluminum foils”, The Application No. 61/639,219 (US)
    5. Zhong Lin Wang, Sangmin Lee, Young Jun Park, “Large-area and super-flexible nanogenerator using flexible metal-foil,” The Application No. 13/714671 (US)
    6. Zhong Lin Wang, Sangmin Lee, Young Jun Park, “The flexible hybrid energy generator for simultaneously harvesting thermal and mechanical energy”, The Application No. 13/723458 (US)
    7. Zhong Lin Wang, Sangmin Lee, “Ultrathin nanogenerator as self-powered/active skin sensors”, The Application No. 61/805561 (US)

Honors & Awards

  • 2012. 01. 01 Post-Doctoral Fellow, National Research Foundation of Korea (NRF)
  • 2010. 01. 06 Best paper, Division of Mechanical Engineering for Emerging Technology, Postech, Korea
  • 2003-2004 University President Scholarship & Chung Love Scholarship, Chungang University, Korea
  • 2002. 9 Chungang Love Scholarship, Chungang University, Korea