• 102. Chaewon Jin, Jinyoung Kim, and Hongsoo Choi, “96-well format-based microfluidic platform for an in-vitro multiple micro-organ network.” The 33rd International Conference on Micro Electro Mechanical Systems, Vancouver, Canada, Jan. 2020.
  • 101. Sungwoong Jeon, Sun Hwa Park, Sung Won Kim, Jin-young Kim, and Hongsoo Choi, “Development of magnetically driven microrobots for targeted cell delivery.” The 33rd International Conference on Micro Electro Mechanical Systems (MEMS), Vancouver, Canada, Jan. 2020.
  • 100. Hongsoo Choi, “MEMS-based Piezoelectric Acoustic Transducers Using Lead-free Sputtered (K0.5,Na0.5)NbO3 Thin Films for Implantable Devices.” The 5th International Conference on Advanced Electromaterials, Jeju, Korea, Nov. 2019. (Invited)
  • 99. Chaewon Jin, Hongsoo Choi, and Jin-young Kim, “Microphysiologoical Network and Co-culture of Five Micro-organs (Hippocampal and Control brain, Cardiac, Liver, and Tumor 3D Microtissues) on 96-Well Format-based Body on a Chip.” Micro Total Analysis Systems (MicroTAS) 2019, Basel, Switzerland, Oct. 2019.
  • 98. Hongsoo Choi, “A Magnetically controlled Soft Microrobot for the treatment of vascular diseases.” Society for Cardiac Robotic Navigation, Nice, France, Sep. 2019. (Invited)
  • 97. Hong Goo Yeo, Eunjung Shin, Ara Yeon, and Hongsoo Choi, “Biocompatible Piezoelectric Micromachined Ultrasound Transducer Using Lead-free Sputtered (K0.5,Na0.5)NbO3 Thin Films for Implanted Device.” IEEE International Symposium on Applications of Ferroelectrics, Lausanne, Switzerland, Jul. 2019.
  • 96. Hongsoo Choi, “Magnetically Actuated Microrobots as a Platform for Stem Cell Transplantation,” The IEEE/ASME International Conference on Advanced Intelligent Mechatronics, Hongkong, China, Jul. 2019. (Invited)
  • 95. Seungmin Lee, Jin-Young Kim, Brad Nelson, and Hongsoo Choi, “Fabrication and flow resistance test of microrobots with fixation function.” Annual International conference on Manipulation Automation and Robotics at Small Scales (MARSS) 2019, Helsinki, Finland, Jul. 2019.
  • 94. Hongsoo Choi, “Cell transportation and transplatation using scaffold-type microrobots.” Annual International Conference on Manipulation, Automation and Robotics at Small Scales (MARSS) 2019, Helsinki, Finland, Jul. 2019.
  • 93. Hongsoo Choi, “Microrobots for cell transplantation.” The Hamlyn Symposium, London, UK, June 2019. (Invited)
  • 92. Jin-young Kim, “Simple and robust microfluidic platform for spheroid culturing in a high-throughput manner.” 3D Cell Culture Conference, Freburg, Germany, June 2018.
  • 91. Jin-young Kim, Chaewon Jin, and Hongsoo Choi, “96-well format-based microfluidic platform and tilting tower system for multi-tissue experiment in a high throughput manner.” Micro Total Analysis Systems (MicroTAS) 2018, Kaohsiung, Taiwan, Nov. 2018.
  • 90. Chaewon Jin, Hongsoo Choi, and Jin-young Kim, “Microfluidic channel lid for interconnection and cultivation of multiple spheroids in the conventional 96well plate.” Micro Total Analysis Systems (MicroTAS) 2018, Kaohsiung, Taiwan, Nov. 2018.
  • 89. Hong Goo Yeo, Eunjung Shin, and Hongsoo Choi, “Fabrication of piezoelectric micromachined ultrasonic trasducers for ultrasonic finger vein pattern recognition sensor.” International Workshop on Piezoelectric Materials and Application in Actuators, Kobe, Japan, Sep. 2018.
  • 88. Hongsoo Choi, “Cell encapsulation for targeted delivery using a microrobot.” Annual International conference on Manipulation, Automation and Robotics at Small Scales (MARSS) 2018, Nagoya, Japan, July 2018.
  • 87. Hongsoo Choi, “Development of remote controlled medical micro-robot for cell delivery.” Annual International Conference on Manipulation, Automation and Robotics at Small Scales (MARSS) 2018, Nagoya, Japan, July 2018.
  • 86. Hongsoo Choi, “Soft microrobot to control guidewire for chronic total occlusion.” Annual International Conference on Manipulation,, Automation and Robotics at Small Scales (MARSS) 2018, Nagoya, Japan, July 2018.
  • 85. Jin-young Kim, “Targeted and actively controlled- drug release by using magnetically actuated microrobots.” Annual International Conference on Manipulation, Automation and Robotics at Small Scales (MARSS) 2018, Nagoya, Japan, July 2018.
  • 84. Sungwoong Jeon, Ali Kafash Hoshiar, Kangho Kim, Sunkey Lee, Jin-young Kim, Bradley J. Nelson, Hyo-Jeong Cha, Byung-Ju Yi, and Hongsoo Choi, “Biomedical Applications of Magnetically Controlled Soft Microrobots.” IEEE International Conference on Robotics and Automation (ICRA) 2018, Australia, May 2018.
  • 83. Hongsoo Choi “Microrobots for biomedical applications: in vivo or in vitro?” IEEE International Conference on Nano/Micro Engineered & Molecular Systems (IEEE NEMS) 2018, Singapore, Apr. 2018.
  • 82. Joontaek Jung, Venkateswarlu Annapureddy, Jungho Ryu, Kyungtaek Lee, and Hongsoo Choi “Thick PZT based micromachined ultrasonic transducer using granule spray in vacuum process.” The 4th International Conference on Advanced Electromaterials, Jeju, Korea, Nov. 2017.
  • 81. Jin-young Kim and Hongsoo Choi, “Development of the Hybrid LC Micro-Column Device Combined with Droplet-Based Microfluidics.” The International Conference on Nanoimprint and Nanoprint Technology, Gyeongnam, Korea, Nov. 2017.
  • 80. Eunhee Kim, Seung-Jun Yoo, Eunjung Kim, Tae-Hwan Kwon, Li Zhang, Cheil Moon, and Hongsoo Choi, “The improvement of the differentiation of PC12 cells on SU-8 with nanoscale surface.” The 16th International Conference on Nanoimprint and Nanoprint Technology, Gyeongnam, Korea, Nov. 2017.
  • 79. Hongsoo Choi, “Next-generation cochlear implants: recent developments and emerging trends.” Medical MEMS and Sensors, California, USA, Nov. 2017. (Invited)
  • 78. Joontaek Jung, Venkateswarlu Annapureddy, Jungho Ryu, Kyungtaek Lee, and Hongsoo Choi, “Piezoelectric micromachined ultrasonic transducers fabricated by rapid deposition of thick PZT film by granule spray in vacuum process.” Napa Microsystems Workshop, California, USA, Aug. 2017.
  • 77. Hongsoo Choi, “Biodegradable polymer-based microrobot for drug delivery.” International Conference on Manipulation, Automation and Robotics at Small Scales (MARSS) 2016, Montreal, Canada, July 2017. (Invited)
  • 76. Seungmin Lee, Soyeun Kim, sangwon Kim, Jin-young Kim, Cheil Moon, Bradley J. Nelson, and Hongsoo Choi, “Fabrication and characterization of the capsule microrobot for targeted drug delivery.” International Conference on Manipulation, Automation and Robotics at Small Scales (MARSS) 2016, Montreal, Canada, July 2017.
  • 75. Sunkey Lee, Jin-young Kim, Seungmin Lee, Sangwon Kim, and Hongsoo Choi, “Characterization of the biomedical semi-microdriller for 3D manipulation.” International Conference on Manipulation, Automation and Robotics at Small Scales (MARSS) 2016, Montreal, Canada, July 2017.
  • 74. Jongmoon Jang, Jeong Hun Jang, and Hongsoo Choi, “PIEZOELECTRIC ALN CANTILEVER ARRAY ON A SU-8 SUBSTRATE FOR FLEXIBLE ARTIFICIAL BASILAR MEMBRANE.” The 30th IEEE International Conference on Micro Electro Mechanical Systems (MEMS), Las Vegas, USA, Jan. 2017.
  • 73. Sanghun Jeon, Jieun Lee, Jeonghun Lee, Eunhee Kim, Sangwon Kim, and Hongsoo Choi, “Fabrication and Characterization of Magnetic Actuated Biocompatible Microrobot using UV Laser Micromachining for Biomedical applications.” International Conference on Control, Automation and Systems (ICCAS) 2016, Gyeongju, Korea, Oct. 2016.
  • 72. Jeonghun Lee, Eunhee Kim, Sangwon Kim, Sanghun Jeon, Jin-young Kim, and Hongsoo Choi, “Magnetically Actuated Medical Microrobots for Intravascular Treatment.” International Conference on Control, Automation and Systems (ICCAS) 2016, Gyeongju, Korea, Oct. 2016.
  • 71. Sangwon Kim, Seungmin Lee, Junghoon Lee, Li Zhang, Bradley J. Nelson, and Hongsoo Choi, “Development of Ciliary microrobots mimic movements of Paramecium.” Asian Conference on Computer Aided Surgery (ACCAS) 2016, Daejeon, Korea, Oct. 2016.
  • 70. Joontaek Jung, Jungho Ryu, Venkateswarlu Annapureddy, Hwee-Jong Kim, Wonjun Lee, Woojin Kang, and Hongsoo Choi, “Fabrication of piezoelectric micromachined ultrasonic transducer using granule spray in vacuum method.” IEEE International Ultrasonics Symposium (IEEE IUS) 2016, France, Sep. 2016.
  • 69. Woojin Kang, Joontaek Jung, Wonjun Lee, and Hongsoo Choi, “Fabrication and Characterization of PMN-PZT Single Crystal Based Micromachined Ultrasonic Transducer (PSMUT) Annular Array.” IEEE International Ultrasonics Symposium (IEEE IUS) 2016, France, Sep. 2016.
  • 68. Wonjun Lee, Samhwan Kim, Joontaek Jung, Woojin Kang, Eunjung Shin, Cheil Moon, and Hongsoo Choi, “Mechanosensitive channel stimulation system using low-intensity ultrasound by piezoelectric micromachined ultrasonic transducer array.” IEEE International Ultrasonics Symposium (IEEE IUS) 2016, France, Sep. 2016.
  • 67. Hongsoo Choi, Jongmoon Jang, and Joontaek Jung, “MEMS-based piezoelectric acoustic transducers for biomedical applications: artificial basilar membrane (ABM) and piezoelectric micromachined ultrasonic transducer (pMUT).” International Workshop on Piezoelectric Materials and Applications in Actuators & Energy Conversion Materials and Devices (IWPMA & ECMD) 2016, Jeju, Korea, Aug. 2016. (Invited)
  • 66. Jeonghun Lee, Eunhee Kim, Sangwon Kim, Sanghun Jeon, and Hongsoo Choi, “A flexible microrobots with magnetic actuation for medical tool.” The 13th International Conference on Ubiquitous Robots and Ambient Intelligence (URAI) 2016, Sofitel Xian on Renmin Square, Xian, China, Aug. 2016.
  • 65. Hongsoo Choi, “Microrobots for particle transportation in a fluidic environment.” Optofluidics 2016, Beijing, China, July 2016. (Invited)
  • 64. Hongsoo Choi, “Microrobots for cell therapy.” International Conference on Manipulation, Automation and Robotics at Small Scales (MARSS) 2016, Paris, France, July 2016. (Plenary)
  • 63. Hongsoo Choi, “Development of remote controlled medical micro-robot with variable stiffness.” International Conference on Manipulation, Automation and Robotics at Small Scales (MARSS) 2016, Paris, France, July 2016. (Invited)
  • 62. Hongsoo Choi, “Microrobots for treatment of chronic total occlusion.” The 6th Annual IEEE Int. Conf. on CYBER Technology in Automation, Control, and Intelligent Systems (IEEE CYBER) 2016, Chengdu, China, Jun. 2016. (Invited)
  • 61. Jongmoon Jang, JangWoo Lee, Jeong Hun Jang, and Hongsoo Choi, “Triboelectric-based artificial basilar membrane and its characterization by using animal model.” International conference on nanogenerators and piezotronics (NGPT) 2016, Rome, Italy, June 2016.
  • 60. Hongsoo Choi, “Magnetically actuated 3D microrobots fabricated by 3D laser lithography system.” The 5th nano-imprint · Molding · Print Forum (nano-IMP) 2016, ICC hotel, Daejeon, Korea, Feb. 2016. (Invited)
  • 59. Sangwon Kim and Hongsoo Choi, “Microrobots as a potential platform for stem cell transportation.” The 9th IEEE International Conference on Nano/Molecular Medicine and Engineering (IEEE – NANOMED) 2015, Hawaii, USA, Nov. 2015. (Invited)
  • 58. Hongsoo Choi, “Nano-topographical surface treatment for enhanced cell engineering.” The 9th IEEE International Conference on Nano/Molecular Medicine and Engineering (IEEE – NANOMED) 2015, Hawaii, USA, Nov. 2015. (Invited)
  • 57. Jeonghun Jang, Jongmoon Jang, and Hongsoo Choi, “Development of steroid releasing electrode using nanopatterning technique,” The 9th IEEE International Conference on Nano/Molecular Medicine and Engineering (IEEE – NANOMED) 2015, Hawaii, USA, Nov. 2015.
  • 56. Seungmin Lee, Sangwon Kim, Bradley J. Nelson, and Hongsoo Choi, “Fabrication and Targeted Particle Delivery using Microrobots.” The 12th International Conference on Ubiquitous Robots and Ambient Intelligence (URAI) 2015, Goyang, Korea, Oct. 2015.
  • 55. Sangwon Kim, Shinwon Ha, Seungmin Lee, Famin Qiu, Hongsoo Choi, Seungwoon Yu, and Bradley J. Nelson, “Scaffold-type microrobots for targeted cell delivery.” The 12th International Conference on Ubiquitous Robots and Ambient Intelligence (URAI) 2015, Goyang, Korea, Oct. 2015.
  • 54. Suwon Lee, Jae Hyun Ahn, Hongsoo Choi, Jong Mo Seo, Dong Il Cho, and Kyoin Koo, “Natural Magnetic Nanoparticle Containing Droplet for Smart Drug Delivery.” 37th Annual International Conference of the IEEE Engineering in (EMBC) 2015, Milano, Italy, Aug. 2015.
  • 53. Hongsoo Choi, Seungmin Lee, Sangwon Kim and Bradley J. Nelson, “Smart Microrobot as a platform for 3-dimensional cell culture and transportation.” Advances in Microfluidics & Nanofluidics (AMN) 2015, Beijing, China, Aug. 2015. (Invited)
  • 52. Seungmin Lee, Sangwon Kim, Bradley J. Nelson, and Hongsoo Choi, “Capsule-type microrobots for targeted drug delivery.” Advances in Microfluidics & Nanofluidics (AMN) 2015, Beijing, China, Aug. 2015.
  • 51. Jongmoon Jang, JangWoo Lee, Seongyong Woo, David J. Sly, Luke J. Campbell, Jin-Ho Cho, Stephen J. O’Leary, Sungmin Han, Ji-Wong Choi, Jeong Hun Jang, and Hongsoo Choi, “A piezoelectric artificial basilar membrane based on MEMS cantilever array as a front end of a cochlear implant system.” Conference on Implantable Auditory Prostheses (CIAP), California, USA, Jul. 2015.
  • 50. Hongsoo Choi, “Fabrication and biological applications of magnetically actuated microrobots.” The 11th Anniversary Asian Conference on Computer Aided Surgery (ACCAS) 2015, NUS, Singapore, Jul. 2015. (Invited)
  • 49. Eunhee Kim and Hongsoo Choi, “Fabrication of polymer-based micro probe with selectively nanostructured surface for the neural interface.” The 13th International Nanotech Symposium & Nano Convergence Expo, Seoul, Korea, Jul. 2015.
  • 48. Eunhee Kim and Hongsoo Choi, “Polymer-based nano-structured microrobots for targeted cell transportation.” The 13th International Nanotech Symposium & Nano Convergence Expo, Seoul, Korea, Jul. 2015. (Invited)
  • 47. Hongsoo Choi, “Manipulation of cells using various microrobots for transportation, proliferation.” 8th Hamlyn Symposium on Medical Robotics, Imperial College London, UK, Jun. 2015. (Invited)
  • 46. Joontaek Jung, Wonjun Lee, Woojin Kang, and Hongsoo Choi. “Development of fabrication process for flexible two-dimensional piezoelectric micromachined ultrasonic transducer array.” 14th Micromachined Ultrasonic Transducers (MUT), Dresden, Germany, May. 2015.
  • 45. Joontaek Jung, Jungho Ryu, Hyeryung Hong, and Hongsoo Choi, “Thick PZT piezoelectric micromachined ultrasonic transducer (pMUT) using granule spray in vacuum (GSV) method.” International Workshop on Acoustic Transduction Materials and Devices (IWATMD), Pennsylvania, USA, May. 2015.
  • 44. Hongsoo Choi, “Piezoelectric MEMS devices for artificial cochlea and ultrasonic cell stimulation.” 31st Korea-Japan ceramics conference, Changwon, Korea, Nov. 2014. (Invited)
  • 43. Hongsoo Choi, “Control of biomimetic helical microrobots for targeted cell transportation.” The 4th International Conference on Manipulation, Manufacturing and Measurement on the Nanoscale, Taipei, Taiwan, Oct. 2014. (Invited)
  • 42. Seungmin Lee, Sangwon Kim, and Hongsoo Choi, “Magnetically actuated microrobot with open and close motion of a container for particle transportation.” The 4th International Conference on Manipulation, Manufacturing and Measurement on the Nanoscale, Taipei, Taiwan, Oct. 2014. (Invited)
  • 41. Eunhee Kim, Seoung jun Yoo, Cheil Moon, and Hongsoo Choi, “Fabrication of SU-8 Based Nanopatterned Surfaces for Enhancing Neural Growth.” The 40th International Conference on Micro and Nano Engineering, Lausanne, Switzerland, Sep. 2014.
  • 40. Wonjun Lee, Joontaek Jung, Mijung Bae, Hyungsoo Han, and Hongsoo Choi, “Cell Stimulation System using Low-Intensity Ultrasound by Piezoelectric Micromachined Ultrasonic Transducer Arrays.” IEEE International Ultrasonics Symposium, Chicago, IL, USA, Sep. 2014.
  • 39. Sangwon Kim, Famin Qiu, Samhwan Kim, Li Zhang, Cheil Moon, Bradley J. Nelson, and Hongsoo Choi, “Microrobot for 3D cell culture and magnetic control.” 2014 Annual Conference of Korea Society of Medical Robotics, Seoul, Korea, Jul. 2014.
  • 38. Jongmoon Jang, David J. Sly, Luke Campbell, Stephen J. O’leary, and Hongsoo Choi, “Artificial basilar membrane using piezoelectric beam array to measure electrically evoked auditory brainstem response.” Neural Interface Conference, Dallas, TX, Jun. 2014.
  • 37. Hongsoo Choi, “Stem cell transportation using magnetically actuated scaffold-type microrobots.” The Korean Society of Medical & Biological Engineering, Osong, Korea, May. 2014. (Invited)
  • 36. Joontaek Jung, Wonjun Lee, and Hongsoo Choi, “Fabrication of flexible two-dimensional piezoelectric micromachined ultrasonic transducer array using top-crossover-to-bottom.” Joint IEEE International Symposium on the Applications of Ferroelectric, International Workshop on Acoustic Transduction Materials and Devices & Workshop on Piezoresponse Force Microscopy (ISAF/IWATMD/PFM), State College, PA, May. 2014.
  • 35. Sangwon Kim, Seungmin Lee, Shinwon Ha, Seonghee Joanne Jung, Famin Qiu, Seong-Woon Yu and Bradley J. Nelson, and Hongsoo Choi, “Stem Cell Transportation using Magnetically Actuated Scaffold-type Microrobots.” Keystone Symposia on Molecular and Cellular Biology, Olympic Valley, CA, Apr. 2014.
  • 34. Hongsoo Choi, “Piezoelectric thin-film based MEMS for biomedical applications.” International Conference on Advanced Electromaterials, Jeju, Korea, Nov. 2013. (Invited)
  • 33. Joontaek Jung, Jongmoon Jang, and Hongsoo Choi, “Piezoelectric thin-film based MEMS devices for various biomedical applications.” ICAT 66th International Smart Actuator Symposium, State College, Pennsylvania, USA, Oct. 2013. (Invited)
  • 32. Sangwon Kim, Famin Qiu, Samhwan Kim, Ali Ghanbari1, Cheil Moon, Li Zhang, Bradley J. Nelson, and Hongsoo Choi, “Fabrication of Magnetically Actuated Microstructure for Targeted Cell Transportation.” IEEE International Conference on Nanotechnology, Beijing , China, Aug. 2013. (Invited)
  • 31. Jun-Hyun Kim, Kee-Young Son, Ha-Jin Jeon, Jong-Hyun Shin, Dong-Ho Han, Joontaek Jung, and Hongsoo Choi, “Fabrication and characterization of millimeter robot using the piezoelectric transducers.” The 7th World Congress on Biomimetics, Artificial Muscles and Nano-Bio (BAMN), Jeju, Korea, Aug. 2013.
  • 30. Jongmoon Jang, Jeong Hun Jang, Sangwon Kim, and Hongsoo Choi, “Micro fabricated piezoelectric artificial basilar membrane to measure electrically evoked auditory brainstem response.” 7th World Congress on Biomimetics, Artificial Muscles and Nano-Bio (BAMN), Jeju, Korea, Aug. 2013.
  • 29. Ali Ghanbari, Pyung H. Chang, and Hongsoo Choi, and Bradley J. Nelson, “Time Delay Estimation for Control of Microrobots under Uncertainties.” IEEE/ASME International Conference on Advanced Intelligent Mechatronics (AIM), Wollongong, Australia, Jul. 2013.
  • 28. Joontaek Jung and Hongsoo Choi, “Fabrication and Characterization of K31 type Piezoelectric Micromachined Ultrasonic Transducer with slots in the membrane.” International Workshop on Acoustic Transduction Materials and Devices, State College, Pennsylvania, USA, May. 2013.
  • 27. Eunhee Kim, Jongmoon Jang, Sangwon Kim, and Hongsoo Choi, “KMPR based nano-porous surface modification to improve biocompatibility of neural electrodes.” International Symposium on Nature Inspired Technology, Kangwon, Korea, Jan. 2013.
  • 26. Sangwon Kim, Famin Qiu, Li Zhang, Bradley Nelson, and Hongsoo Choi, “Fabrication and control of microrobots for targeted cell transportation.” International Symposium on Nature Inspired Technology, Kangwon, Korea, Jan. 2013.
  • 25. Junman Lee, Sangwon Kim, Jaewoo Nam, Bonghwan Kim, Chanseob Cho, and Hongsoo Choi, “Design and fabrication of tip Attached MEMS test socket.” 25th International Microprocesses and Nanotechnology Conference, Kobe, Japan, Oct. 2012.
  • 24. Wonjoon Song, Sangwon Kim, Eunhee Kim, and Hongsoo Choi, “Characterization and modeling of a AlN beam array using piezoelectric thin-film for frequency selectivity.” The 12th International Conference on Intelligent Autonomous Systems, Jeju, Korea, Jun. 2012.
  • 23. Won Joon Song, Sangwon Kim, and Hongsoo Choi, “New concept of an artificial tympanic membrane integrated with the frequency separation capability of the cochlea.” The 6th International Symposium on Middle-Ear Mechanics in Research and Otology, Daegu, Korea, Jun. 2012.
  • 22. Sangwon Kim, Wonjun Song, and Hongsoo Choi, “Experimental study of the 1D array beam type piezoelectric artificial basilar membrane.” 12th International Conference on Cochlea Implants and Other Implantable Auditory Technologies, Baltimore, MD, USA, May. 2013.
  • 21. Sangwon Kim, Jongmoon Jang, and Hongsoo Choi, “Design and fabrication of piezoelectric beam array type MEMS artificial basilar membrane for human cochlear implant.” SNU-KAIST-ETHZ-EPFL Joint Symposium on Engineering for Biomedical Applications, Seoul, Korea, Apr. 2012.
  • 20. Sangwon Kim and Hongsoo Choi, “Design and fabrication of LED microrobot for biomedical application using induced current.” International Symposium on Nature Inspired Technology, Kangwon, Korea, Jan. 2012.
  • 19. Sangwon Kim and Hongsoo Choi, “Experimental study of the biomimetic artificial basilar membrane fabricated by piezoelectric micromachined beams.” IEEE International Ultrasonic Symposium, Orlando, Florida, USA, Oct. 2011.
  • 18. Hongsoo Choi and Sangwon Kim, “Design and fabrication of artificial basilar membrane by piezoelectric thin film structures.” The 8th Asia Pacific Symposium on Cochlear Implant and Related Sciences, Daegu, Korea, Oct. 2011.
  • 17. S. Hur, K. H. Lee, W. J. Song, H. S. Choi, and Y. D. Chung, “Analysis of PVDF artificial basilar membrane behavior on incoming acoustic stimulation using LDV.” The 2011 Korean Society of Mechanical Engineers Spring conference, Pohang, Korea, Apr. 2011.
  • 16. Y. W. Lee, H. S. Choi, J. S. Park, and S. Hur, “Design and fabrication of miniature MEMS microphone.” The 2010 Korean Society of Mechanical Engineers Fall conference, Jeju, Korea, Mov. 2010.
  • 15. S. Hur, Y. W. Lee, H. S. Choi, and J. S. Park, “Fabrication of two-chip type capacitive MEMS microphone.” The 2010 Korean Society for Precision Engineering Fall conference, Changwon, Korea, Nov. 2010.
  • 14. H. S. Choi, S. Hur, J. Park, and W. D. Kim, “Simulation, fabrication and characterization of an artificial basilar membrane mimicking human auditory system.” 2010 International Symposium on Nature Inspired Technology, Seoul, Korea, Oct. 2010.
  • 13. Y. W. Lee, H. S. Choi, J. S. Park, and S. Hur, “Design and fabrication of a circular membrane type acoustic sensor using micro-machining techniques.” 2010 International Symposium on Nature Inspired Technology, Seoul, Korea, Oct. 2010.
  • 12. W. D. Kim, S. Hur, H. S. Choi, J. S. Park, and S. H. Lee, “Conceptual design of artificial auditory system mimicking human cochlea.” APCTP Workshop: Physics of Hearing and Neurons meets Nanoelectromechanics, Pohang, Korea, Aug. 2010.
  • 11. H. S. Choi, J. S. Park, Y. W. Lee, and S. Hur, “Design of a capacitive MEMS microphone using finite element method.” The 2010 Korean Society for Precision Engineering Spring conference, Jeju, Korea, May. 2010.
  • 10. H. S. Choi, S. Hur, and W. D. Kim, “Rapid maskless lithography for new MEMS fabrication.” The Korean MEMS Conference 2010, Busan, Korea, Apr. 2010.
  • 9. S. Hur, H. S. Choi, and S. Q. Lee, “ Fabrication and characterization of PMN-PT single crystal cantilever array for cochlear-like acoustic sensor.” The Korean MEMS Conference 2010, Busan, Korea, Apr. 2010.
  • 8. K. H. Lee, H. S. Choi, S. Hur, and W. D. Kim, “The Influence of molarity on the characterization of ZnO nanowire on flexible substrate for artificial haircell.” The 2009 Korean Society of Mechanical Engineers Fall conference, Pyeongchang, Korea, Nov. 2009.
  • 7. S. Hur, K. H. Lee, H. S. Choi, J. S. Park, and W. D. Kim, “Fabrication and characterization of ZnO nanowires for artificial mechanosensory chip.” International Conference on Natural and Biomimetic Mechanosensing,” Dresden, Germany, Oct. 2009.
  • 6. J. Y. Lee, H. S. Choi, and A. Revzin, “Micropatterned co-cultures for a guided differentiation of embryonic stem cells towards hepatic lineage.” International Symposium on Nature-Inspired Technology 2009, ICC, Jeju, Korea, Jun. 2009.
  • 5. S. Hur, S. Q. Lee, and H. S. Choi, “Feasibility study of cochlear-like acoustic sensor using PMN-PT single crystal cantilever array.” The 3rd International Conference on Manufacturing, Machine Design and Tribology, RAMADA Plaza, Jeju, Korea, Jun. 2009.
  • 4. H. S. Choi, “A rapid out-of-cleanroom microfabrication for microfluidics applications.” The 2009 Korean Society of Mechanical Engineers Spring conference, BEXCO, Busan, Korea, May. 2009.
  • 3. H. S. Choi, L. Diebler, J. L. Ding, A. Bandyopadhyay, and S. Bose, “Size effect on the device performance of K31 type pMUTs: experiments and equivalent circuit analysis.” The 5th IEEE Conference on Sensors, EXCO, Daegu, Korea, Oct. 2006.
  • 2. H. S. Choi, J. L. Ding, S. Bose, and A. Bandyopadhyay, “Numerical and experimental study of the dynamic behavior of piezoelectric micromachined ultrasonic transducers (pMUTs).” IEEE International Ultrasonics Symposium, Vancouver, British Columbia, Canada, Oct. 2006.
  • 1. Shaikh, I., Kim, Y., Jayaram, S., Jayaram, U., and Choi, H., “Integration of immersive environment and RULA for real-time study of workplace related musculoskeletal disorders in the upper limb.” Proceedings of DETC, Chicago, IL, 2003.