[25]  Pandey, J. K., Sera Jeon, Lee, H. T., Ahn, S. H., 2013, "Surface anchored graphene oxide (GO) on bacterial cellulose (BC)," 4th International conference on bio-based polymers, Sept.25-28, Hanyang Instiute of Technology, Seoul, Korea.


[24]  Pandey, J. K., Kim, C. S., Choi, J. O., Lee, H. T., Chu, W. S., Dong-Young Jang, Ahn, S. H., 2013, "Bio-inspired deposition of nano-particels on the glass surface for dye sensitized solar cell (DSSC)," International Symposium on Green Manufacturing and Application (ISGMA 2013)


[23]  Ahn, S. H., Kim, C. S., Lee, G. Y., Chun, D. M., C. S. Lee, J. Jeong and D.-Y. Jang, 2013, "Nanostructured Surface by Nano Particle Deposition System: Method and Mechanism," 63th General Assembly in Conpenhagen, Denmark August 18-24, Part II presentation.


[22]  Kim, C. S., Lee, G. Y., Choi, J. O., Lee, H. T., Park, J. I., Yoon, H. S., Ahn, S. H., Jang, Dong-Young, 2013, "Fabrication and Actuation of Smart Functional Nanostructure by Focused Ion Beam with 4-Axes Nanomanipulator," International Symposium on Green Manufacturing and Application (ISGMA 2013), Korean Society of Precision Engineering and etc., June 25-29, Ohau, Hawaii, USA.


[21]  Ahn, S. H., Choi, J. O., Kim, C. S., Lee, G. Y., Lee, H. T., Kyujin Cho, Chun, D. M., C. S. Lee, 2012, "Laser-assisted nano particle deposition system and its application for dye sensitized solar cell fabrication," 62nd CIRP General Assembly, CIRP, August 19-25, Hong Kong, China, Part I presentation.


[20]  Choi, J. O., Kim, C. S., Lee, G. Y., Lee, H. T., C. S. Lee, Ahn, S. H., 2012, "FABRICATION OF FLEXIBLE DYE SENSITIZED SOLAR CELL USING LASER ASSISTED NANO PARTICLE DEPOSITION SYSTEM," Asia-Pacific Forum on Renewable Energy 2012, 26th~29th November, 2012, Lotte Hotel, Jeju Island, Korea


[19]  Choi, J. O., Kim, C. S., Lee, G. Y., Lee, H. T., Lee, C.S., Ahn, S. H., 2012, "Influence of Laser Sintering Treatment on Flexible Dye-sensitized Solar Cell Fabricate by Nano Particle Deposition System," International Symposium on Green Manufacturing and Applications (ISGMA 2012), Korean Society of Precision Engineering, August 27-29, Jeju, Korea


[18]  Kim, C. S., Choi, J. O., Lee, H. T., Jiseong Lee, Park, J. I., Dong-Young Jang, Khare, V., Ahn, S. H., 2012, "Green Synthesis of Self-Assembled Graphene-like Nanoparticles by Ionic Liquid," International Symposium on Green Manufacturing and Applications (ISGMA 2012), Korean Society of Precision Engineering, August 27-29, Jeju, Korea


[17]  Lee, G. Y., Kim, C. S., Choi, J. O., Lee, H. T. and Ahn, S. H., 2012, "Direct Pattern Writing of Tin Particles using Nano Particle Deposition System (NPDS)," International Symposium on Green Manufacturing and Applications (ISGMA 2012), August 27-29, Jeju, Korea.


[16]  Kahp-Yang Suh*, Changhyun Pang, Lee, G. Y., Tae-il Kim, Sang Moon Kim, Hong Nam Kim, Ahn, S. H., Chanseok Lee, Daeshik Kang and Won Gyu Bae, 2012, "Bio-inspired reversible mechanical interlocking of nanofibers for skin-attachable sensors," EU-Korea Conference on Science and Technology (EKC2012), Korean Scientists and Engineers Association Germany (VeKNI) and the Korean Federation of Science and Technology Societies (KOFST), July 26-28, Estrel Hotel, Berlin, Germany.


[15]  Choi, J. O.,Lee, G. Y.,Kim, C. S.,Kim, D. H.,Kim, M. S.,Chun, D. M.,C.S. Lee,Ahn, S. H., 2011, "Dye-sensitized solar cell (DSSC) with TiO2 multilayer fabrication by nano particle deposition system (NPDS)," The 18th International Conference on Composite Materials (ICCM18), The Korean Society of Composite Materials (KSCM), August 21-26, 2011, ICC Jeju, Jeju island, Korea.


[14]  Chun, D. M., Kim, C. S., Choi, J. O., Caroline Sunyong Lee, Ahn, S. H., 2011, "Metal and Ceramic Multi-layer Deposition at Room Temperature using Nano-Particle Deposition System (NPDS)," 4th International Conference of Asian Society for Precision Engineering and Nanotechnology, November 16-18, Langham Place Hong Kong Hotel, Hong Kong, China., Best Paper Award.


[13]  Chun, D. M.,Kim, C. S.,Kim, H. J.,Choi, J. O.,Kim, D. H.,Jiseong Lee,Dong-Young Jang,Ahn, S. H., 2011, "Design for Energy Saving in Scan Controlled Focused Ion Beam Processing," International Symposium on Green Manufacturing and Applications (ISGMA 2011) , 6-7 October , Seoul National University ,Seoul , Korea 


[12]  Chun, D. M., Choi, J. O., Lee, G. Y., Ahn, S. H.*, 2011, "Fabrication of semi-conductive oxide layer on polymer substrate for dye-sensitized solar cell using nano particle deposition system and laser treatment," International Symposium on Green Manufacturing and Applications (ISGMA 2011) October 6~7, 2011 Seoul National University, Seoul, KOREA


[11]  Chun, D. M., Kim, H. J., Yoon, H. S., Song, S. H., Ahn, S. H.*, 2011, "Study of multi-dimensional design approach for simultaneous consideration of functional and environmental requirements based on multiple criteria decision making," International Symposium on Green Manufacturing and Applications (ISGMA 2011), Korean Society of Precision Engineering and Manufacturing (KSPE) and etc., October 6-7, Seoul National University, Seoul, KOREA


[10] Kim, C. S., Kim, H. J., Lee, G. Y., Kim, D. H., Choi, J. O., Dong-Young Jang and Ahn, S. H., 2011, "Design for Nanomanufacturing (DFnM) of Focused Ion Beam (FIB) Process," Tsinghua University, June 7-8, Beijing, China, Excellent Poster Award


[9]  Kim, C. S., Chun, D. M., Choi, J. O., Lee, G. Y., Kim, D. H., and Ahn, S. H., 2011, "Characterization of Room Temperature Nanoparticle Deposition on Patterned Substrate," The 2nd International Symposium on Hybrid Materials and Processing (HyMap 2011), National Core Research Center for Hybrid Materials Solution, Pusan National University, Busan, Korea ,October 27-29, Busan, Korea .


[8]  Ahn, S. H., Chun, D. M., Kim, C. S., 2011, "Nanoscale Hybrid Manufacturing Process by Nano Particle Deposition System (NPDS) and Focused Ion Beam (FIB)," 61st CIRP General Assembly, CIRP, August 21-27, Budapest, Hungary, Part I presentation. 


[7]  Choi, J. O.,Lee, G. Y.,Kim, C. S.,Kim, D. H.,Kim, M. S.,Chun, D. M.,C.S. Lee,Ahn, S. H., 2011, "Dye-sensitized solar cell (DSSC) with TiO2 multilayer fabrication by nano particle deposition system (NPDS)," The 18th International Conference on Composite Materials (ICCM18), The Korean Society of Composite Materials (KSCM), August 21-26, 2011, ICC Jeju, Jeju island, Korea.


[6]  Kim, C. S., Kim, H. J., Lee, G. Y., Kim, D. H., Choi, J. O., Dong-Young Jang and Ahn, S. H., 2011, "Design for Nanomanufacturing (DFnM) of Focused Ion Beam (FIB) Process," Tsinghua University, June 7-8, Beijing, China, Excellent Poster Award.


[5]  Kim, Y.H., Kim, K.S., Cho, D.G., Kim, M. S., Chun, D. M., Lee, J. C., Ahn, S. H., and Lee, C.S.*, 2010, "Investigation of photovoltaic efficiency of dye sensitiezed solarcell fabricated by Nano Particle Deposition System (NPDS) bt varying thickness of sealing sheets," 2010 Materials Research Society fall meeting, November 29-December 3, Boston, MA, US


[4]  Kim, Y.H., Kim, K.S., Cho, D.G., Kim, M. S., Chun, D. M., Lee, J. C., Ahn, S. H., and Lee, C.S*, 2010, "Fabrication of Different Particle Size of TiO2 for Dye-Sensitized Solar Cell (DSSC) Using Nano Particle Deposition System (NPDS)," ENGE 2010 International Conference on Electronic Materials and Nanotechology for Green Environment, November 21-24, 2010, Ramada Plaza Jeju Hotel, Jeju Island, Korea.


[3]  Kim, M. S., Chun, D. M., Lee, J. C., Kim, Y.H., Kim, K.S., Caroline Sunyong Lee, Ahn, S. H.*, 2010, "Dry-spray deposition of TiO2 for flexible dye-sensitized solar cell (DSSC) using nano particle deposition system (NPDS)," ENGE 2010 International Conference on Electronic Materials and Nanotechology for Green Environment, November 21-24, 2010, Ramada Plaza Jeju Hotel, Jeju Island, Korea.


[2]  Kim, Y.H., Kim, K.S., Cho, D.G., Kim, M. S., Chun, D. M., Lee, J. C., Ahn, S. H., and Lee, C.S.*, 2010, "Investigation of photovoltaic efficiency of dye sensitiezed solarcell fabricated by Nano Particle Deposition System (NPDS) bt varying thickness of sealing sheets," 2010 Materials Research Society fall meeting, November 29-December 3, Boston, MA, US.


[1]  Kim, C. S., Kim, H. J., Ahn, S. H.*, and Jang, Dong-Young, 2010, "Formation of Ultra Precision Microstructure on a Sapphire by Scan Controlled Focused Ion Beam," 7th International Worshop on Microfactories, (IWMF2010, KSPTE, KSPE), October 24-27, Daejeon Convention Center, Daejeon, Korea.


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