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Patents and Publications
A Portable Stiffness Measurement System Onejae Sul, Eunsuk Choi, and Seung-Beck Lee Sensors, volume 17, No. 2686, 2017
Simultaneous Detection of Displacement, Rotation Angle, and Contact Pressure Using Sandpaper Molded Elastomer Based Triple Electrode Sensor Eunsuk Choi, Onejae Sul, and Seungbeck Lee, Sensors, volume 17, No. 2040, 2017
Selective Dirac voltage engineering of individual graphene field-effect transistors for digital inverter and frequency multiplier integrations Onejae Sul, Kyumin Kim, Yungwoo Jung, Eunsuk Choi and Seung-beck Lee IOP science. Nanotechnology, volume 28, No. 37LT01, 2017
Improved electrical properties of atomic layer deposited tin disulfide at low temperatures using ZrO2 layerJuhyun Lee, Jeongsu Lee, Giyul Ham, Seokyoon Shin, Joohyun Park, Hyeongsu Choi, Seungjin Lee, Juyoung Kim, Onejae Sul, Seungbeck Lee, and Hyeongtag Jeon AIP advances, volume 7, No. 025311, 2017
Reduction of hole doping of chemical vapor deposition grown graphene by photoresist selection and thermal treatmentOnejae Sul, Kyumin Kim, Eunseok Choi, Joonpyo Kil, Wanjun Park and Seung-Beck Lee, Nanotechnology, volume 27, No. 50, 2016
Clogging-free microfluidics for continuous size-based separation of microparticlesYousang Yoon, Seonil Kim, Jusin Lee, Jaewoong Choi, Rae-Kwon Kin, Su-Jae Lee Onejae Sul and Seung-Beck Lee, Scientific Reports, volume 6, No. 26531, 2016
Self-Refreshing Charateristics of an Airborne Paricle Sensor Using a Bridged Paddle OscillatorEunsuk Choi, Bonghyun Park, Onejae Sul and Seung-Beck Lee, Journal of the Korean Physical Society, Volume 68, Issue 10, pp.1170-1175, 2016
Contact Pressure Level Indication Using Stepped Output Tactile Sensors Eunsuk Choi, Onejae sul, Juyoung Kim, Kyumin Kim, Jong-Seok Kim, Dae-Yong Kwon, Byong-Deok Choi and Seung-Beck Lee, Sensors, Volume 16, 511, 2016
Mapping the process dependent conductivity of catbon nanotube thin-films using a non-invasive contact probing system Eunsuk Choi and Seung-Beck Lee, Review of Scientific Instruments, Volume 87, pp.023903, 2016
Touch stimulated pulse generation in biomimetic single-layer graphene Onejae Sul, Hyunsuk Chun, Eunseok Choi, Jungbong Choi, Kyeongwon Cho, Dongpyo Jang, Sungwoo Chun, Wanjun Park and Seung-Beck Lee, Nanoscale, Volume 8, pp.3425 - 2431, 2016
Separation and Capture of Circulating Tumor Cells from Whole Blood Using a Bypass Integrated Microfluidic Trap Array Yousang Yoon, Sunki Cho, Seonil Kim, Eunsuk Choi, Rae-Kwon Kim, Su-Jae Lee, Onejae Sul and Seung-Beck Lee, Engineering in Medicine and Biology Socirty (EMBC), 2014 36th Annual International Conference of the IEEE, pp.4431-4434, 2014
A Highly Sensitive and Reliable Strain Sensor Using a Hierarchical 3D and Ordered Network of Carbon Nanotubes Jeongeun Seo, TaeJae Lee, Chaehyun Lim, Subeom Lee, Chen Rui, Doyeon Ann, Seung-Beck Lee, and Haiwon Lee, Small, Volume 11, pp.1002, 2015
High-Density Physical Random Number Generator Using Spin Signals in Multidomain Ferromagnetic Layer Sungwoo Chun, Seung-Beck Lee, Masahiko Hara, Wanjun Park, and Song-Ju Kim, Volume, Article ID 251819, 8pages, 2015
Spatially digitized tactile pressure sensors with tunable sensitivity and sensing range Eunsuk Choi,Onejae Sul, Soonhyung Hwang, Joonhyung Cho, Hyunsuk Chun, Hongjun Kim and Seung-Beck Lee, Nanotechnology, Volume 25, 9pp, 2014
A graphene force sensor with pressure-amplifying structure Sungwoo Chun, Youngjun Kim, Hyeongki Jin, Eunsuk Choi, Seung-Beck Lee, Wanjun Park, Carbon,Volume 78, pp.601-608, 2014.
Increased Memory Performance of a Pi (Ф) Gate Structure in a 3-D Stackable Vertical Gate NAND Flash Memory Seonjun Choi, Jeongsu Lee and Seung-Beck Lee, Journal of the Korean Physical Society, Volume 63, No. 2, pp.257, 2013.
Spray-coated carbon nanotube thin-film transistors with striped transport channels Minho Jeong, Kunhak Lee, Eunsuk Choi, Ahsung Kim and Seung-Beck Lee, Nanotechnology, Volume 23, No. 50, pp. 505203, 2012.
Fabrication of on-chip fluidic channels incorporating nanopores using self-aligned double layer resist processing technique Bongho Kim, Jihun Kwon, Daehong Kim, Sungwoo Chun, Hyungyu Lee and Seung-Beck Lee Journal of Vacuum Science & Technology B,Volume 30, No. 6, pp. 06F802-1~06F802-4, 2012.
Negative electron-beam resist hard mask ion beam etching process for the fabrication of nanoscale magnetic tunnel junctions Sung-woo Chun, Daehong Kim, Jihun Kwon, Bongho Kim, Hyungyu Lee, and Seung-Beck Lee Journal of Vacuum Science & Technology B,Volume 30, No. 6, pp. 06FA01-1~06FA01-5, 2012.
Multi-step ion beam etching of sub-30 nm magnetic tunnel junctions for reducing leakage and MgO barrier damageSung-woo Chun, Daehong Kim, Jihun Kwon, Bongho Kim, Seonjun Choi, and Seung-Beck LeeJournal of Applied Physics, Volume 111, No. 7, pp. 07C722-1~07C722-3, 2012