2024
"Signatures of quantum transport through one-dimensional BN-based functionalized structures with anticorrelated interfaces" Ziba Torkashvand, Kavoos Mirabbaszadeh, Farzaneh Shayeganfar, Minwoong Joe and Changgu Lee, Materials Science and Engineering: B, 2024, 302, 127211.
"Direct Observation of Room-Temperature Magnetic Skyrmion Motion Driven by Ultra-Low Current Density in Van Der Waals Ferromagntes" Yubin Ji, Seumgmo Yang, Hyo-Bin Ahn, Kyoung-Woong Moon, Tae-Seong Ju, Mi-Young Im, Hee-Sung Han, Jisung Lee, Seung-young Park, Changgu Lee, Kab-Jin Kim and Chanyong Hwang, Adv.Mater., 2024, 2312013.
2023
"Single-crystalline GaN microdisk arrays grown on graphene for flexible micro-LED application" Tobiloba Grace Fabunmi, Seokje Lee, Han Ik Kim, Dongha Yoo, Jamin Lee, Imhwan Kim, Asad Ali, Daniel Jang, Sangmin Lee, and Changgu Lee, Nanotechnology, 35, 085603.
"Giant coercivity enhancement in a room-temperature van der Waals magnet through subsititutional metal-doping", Hyo-Bin Ahn, Soon-Gil Jung, Hyunjong Lim, Kwangsu Kim, Sanghoon Kim, Tae-Eon Park, Tuson Park and Changgu Lee, Nanoscale, 2023, 15, 11290.
2022
"First-principle studies of twisted bilayer black phosphorus", Yisehak Gebredingle, Minwoong Joe, and Changgu Lee, Journal of the Korean Physical Society 81, 325-329 (2022)
"Raman Scattering Measurement of Suspended Graphene under Extreme Strain Induced by Nanoindentation", Kyuyeon Won, Chanwoo Lee, Jaehyuck Jung, Sanghyuk Kwon, Yisehak Gebredingle, Jang Gyun Lim, Moon Ki Kim, Mun Seok Jeong and Changgu Lee, Adv.Mater.2022, 2200946.
"Cr2S3 a bipolar semiconducting fully compensated ferrimagnet", Yisehak Gebredingle, Minwoong Joe, and Changgu Lee, PHYSICAL REVIEW MATERIALS 6, 054405 (2022)
2021
"Iron-based ferromagnetic van der Waals materials", Minwoong Joe, Pawan Kumar Srivastava, Budhi Singh, Hyobin Ahn and Changgu Lee, J. Phys. D: Appl. Phys. 54 (2021) 473002.
"Asymmetric carrier transport and weak localization in few layer graphene grown directly on a dielectric substrate", Muhammad Sabbtain Abbas, Pawan Kumar Srivastava, Yasir Hassan and Changgu Lee, Phys. Chem. Chem. Phys., 2021, 23, 25284-25290.
"Resonant tunnelling diodes based on twisted black phosphorus homostructures", Pawan Kumar Srivastava, Yasir Hassan, Duarte J.P. de Sousa, Yisehak Gebredingle, Minwoong Joe, Fida Ali, Yang Zheng, Won Jong Yoo, Subhasis Ghosh, James T. Teherani, Budhi Singh, Tony Low and Changgu Lee, NATURE ELECTRONICS, s41928-021-00549-1, 2021.
“Direct Observation of Fe-Ge Ordering in Fe5−xGeTe2 Crystals and Resultant Helimagnetism”, Trinh Thi Ly, Jungmin Park, Kyoo Kim, Hyo-Bin Ahn, Nyun Jong Lee, Kwangsu Kim, Tae-Eon Park, Ganbat Duvjir, Nguyen Huu Lam, Kyuha Jang, Chun-Yeol You, Younghun Jo, Se Kwon Kim, Changgu Lee,* Sanghoon Kim,* and Jungdae Kim*, Adv. Funct. Mater. 2021, 31, 2009758.
2020
"Phase-Engineered Molybdenum Telluride/Black Phosphorus Van der Waals Heterojunctions for Tunable Multivalued Logic", Yasir Hassan, Pawan Kumar Srivastava, Budhi Singh, Muhammad Sabbtain Abbas, Fida Ali, Won Jong Yoo, and Changgu Lee*, ACS APPLIED MATERIALS & INTERFACES, vol 2020, 14119-14124, 2020.
2019
"Bionanoelectronic platform with a lipid bilayer/CVD-grown MoS2 hybrid", Yunjeong Park, Byunggil Kang, CheolHyoun Ahn, HyungKoun Cho, Hyukjoon Kwon, Sungsu Park, Junhwan Kwon, Myunghwan Choi, Changgu Lee*, Kyunghoon Kim*, BIOSENSORS & BIOELECTRONICS, vol 142, 111512, 2019.
"Vertically Stacked CVD-Grown 2D Heterostructure for Wafer-Scale Electronics", Seongchan Kim, YoungChan Kim, YoungJin Choi, HwiJe Woo, YoungJae Song, MoonSung Kang, Changgu Lee*, JeongHo Cho*, ACS APPLIED MATERIALS & INTERFACES, vol 11, 35444-35450, 2019.
"Wafer-scale and patternable synthesis of NbS2 for electrodes of organic transistors and logic gates", Yongsuk Choi, Hunyoung Bark, Boseok Kang, Myeongjae Lee, BongSoo Kim, Sungjoo Lee, Changgu Lee*, JeongHo Cho*, JOURNAL OF MATERIALS CHEMISTRY C, vol 7, 8599-8606, 2019.
"Antiferromagnetic coupling of van der Waals ferromagnetic Fe3GeTe2", Dongseuk Kim, Sijin Park, Jinhwan Lee, Jungbum Yoon, Sungjung Joo, Taeyueb Kim, Kil-joon Min, Seung-Young Park, Changsoo Kim, Kyoung-Woong Moon, Changgu Lee*, Jisang Hong*, Chanyong Hwang*, NANOTECHNOLOGY, vol 30, 245701, 2019.
"Crossover between Photochemical and Photothermal Oxidations of Atomically Thin Magnetic Semiconductor CrPS4", Suhyeon Kim, Jinhwan Lee, Gangtae Jin, Moon-Ho Jo, Changgu Lee, Sunmin Ryu*, NANO LETTERS, vol 19, 4043-4051, 2019.
"Selectively Metallized 2D Materials for Simple Logic Devices", Ajjiporn Dathbun, Youngchan Kim, Yongsuk Choi, Jia Sun, Seongchan Kim, Byunggil Kang, Moon Sung Kang, Do Kyung Hwang, Sungjoo Lee, Changgu Lee, and Jeong Ho Cho*, ACS APPLIED MATERIALS & INTERFACES, vol 11, 18571-18579, 2019.
"Ultrafast and low-temperature synthesis of patternable MoS2 using laser irradiation", Jaehyuck Jung, Jinhwan Lee, Youngchan Kim, Hunyoung Bark, Changgu Lee*, JOURNAL OF PHYSICS D-APPLIED PHYSICS, vol 52, 18LT01, 2019.
"Dominant in-plane cleavage direction of CrPS4", Minwoong Joe, Jinhwan Lee, Changgu Lee*, COMPUTATIONAL MATERIALS SCIENCE, vol 162, 277-280, 2019.
"Wafer-Scale Substitutional Doping of Monolayer MoS2 Films for High-Performance Optoelectronic Devices", Youngchan Kim, Hunyoung Bark, Byunggil Kang, and Changgu Lee*, ACS APPLIED MATERIALS & INTERFACES, vol 11, 12613-12621, 2019.
"Mechanical characterization of phase-changed single-layer MoS2 sheets", Jaehyuck Jung, Hunyoung Bark, Doyoung Byun, Changgu Lee*, Dae-Hyun Cho, 2D MATERIALS, vol 6, 025024, 2019.
"Multifunctional van der Waals Broken-Gap Heterojunction", Pawan Kumar Srivastava, Yasir Hassan, Yisehak Gebredingle, Jaehyuck Jung, Byunggil Kang, Won Jong Yoo, Budhi Singh*, Changgu Lee*, SMALL, vol 15, 1804885, 2019.
"Van der Waals Broken-Gap p-n Heterojunction Tunnel Diode Based on Black Phosphorus and Rhenium Disulfide", Pawan Kumar Srivastava, Yasir Hassan, Yisehak Gebredingle, Jaehyuck Jung, Byunggil Kang, Won Jong Yoo, Budhi Singh*, and Changgu Lee*, ACS APPLIED MATERIALS & INTERFACES, vol 11, 8266-8275, 2019.
"Comparison of Frictional Properties of CVD-Grown MoS(2 )and Graphene Films under Dry Sliding Conditions", Dae-Hyun Cho, Jaehyuck Jung, Chan Kim, ,Jinhwan Lee, Se-Doo Oh, Kwang-Seop Kim*, Changgu Lee*, NANOMATERIALS, vol 9, 293, 2019.
"Energy Dissipation in Black Phosphorus Heterostructured Devices", Fida Ali, Faisal Ahmed, Zheng Yang, Inyong Moon, Myeongjin Lee, Yasir Hassan, Changgu Lee*, Won Jong Yoo*, ADVANCED MATERIALS INTERFACES, vol 6, 1801528, 2019.
"Designing Carbon/Oxygen Ratios of Graphene Oxide Membranes for Proton Exchange Membrane Fuel Cells", Minwoo Ahn, Renlong Liu, Changgu Lee*, Wonyoung Lee*, JOURNAL OF NANOMATERIALS, vol 2019, 6464713, 2019.
2018
"Topological Insulator-Based van der Waals Heterostructures for Effective Control of Massless and Massive Dirac Fermions", SuKong Chong, KyuBum Han, Akira Nagaoka, Ryuichi Tsuchikawa, Renlong Liu, Haoliang Liu, Zeev Valy Vardeny, Dmytro A. Pesin, Changgu Lee*, Taylor D. Sparks*, Vikram V. Deshpande*, NANO LETTERS, vol 18, 8047-8053, 2018.
"Ultrahigh Photoresponsive Device Based on ReS2/Graphene Heterostructure", Byunggil Kang, Youngchan Kim, Won Jong Yoo*, Changgu Lee*, SMALL, vol 14, 1802593, 2018.
"Nanopatched Graphene with Molecular Self-Assembly Toward Graphene-Organic Hybrid Soft Electronics", Boseok Kang, Seong Kyu Lee, Jaehyuck Jung, Minwoong Joe, Seon Baek Lee, Jinsung Kim, Changgu Lee*, Kilwon Cho*, ADVANCED MATERIALS, vol 30, 1706480, 2018.
"Hard magnetic properties in nanoflake van der Waals Fe3GeTe2", Cheng Tan, Jinhwan Lee, Soon-Gil Jung, Tuson Park, Sultan Albarakati, James Partridge, Matthew R. Field, Dougal G. McCulloch, Lan Wang, Changgu Lee*, NATURE COMMUNICATIONS, vol 9, 1554, 2018.
"Visualization and manipulation of magnetic domains in the quasi-two-dimensional material Fe3GeTe2", Giang D. Nguyen, Jinhwan Lee, Tom Berlijn, Qiang Zou, Saban M. Hus, Jewook Park, Zheng Gai, Changgu Lee, An-Ping Li*, PHYSICAL REVIEW B, vol 97, 014425, 2018.
"Large-area niobium disulfide thin films as transparent electrodes for devices based on two-dimensional materials", Hunyoung Bark, Yongsuk Choi, Jaehyuck Jung, JungHwa Kim, Hyukjoon Kwon, Jinhwan Lee, Zonghoon Lee*, Jeong Ho Cho, Changgu Lee*, NANOSCALE, vol 10, 1056-1062, 2018.
2017
"Ambipolar transport based on CVD-synthesized ReSe2", Byunggil Kang, Youngchan Kim, Jeong Ho Cho, Changgu Lee*, 2D Materials, vol 4, 025014, 2017.
"Ultraclean and Direct Transfer of a Wafer-Scale MoS2 Thin Film onto a Plastic Substrate", Hoang Danh Phan, Youngchan Kim, Jinhwan Lee, Renlong Liu, Yongsuk Choi, Jeong Ho Cho, Changgu Lee*, Adv Mater, vol 29, 1603928, 2017.
"Large-Area CVD-Grown Sub-2 V ReS2 Transistors and Logic Gates", Ajjiporn Dathbun, Youngchan Kim, Seongchan Kim, Youngjae Yoo, Moon Sung Kang, Changgu Lee*, Jeong Ho Cho*, Nano letter, vol 17, 2999-3005, 2017.
"Direct synthesis of large-area continuous ReS2 films on a flexible glass at low temperature", Youngchan Kim, Byunggil Kang, Yongsuk Choi, Jeong Ho Cho, Changgu Lee*, 2D Materials, vol 4, 025057, 2017.
"Preface for a special issue on 2D materials: growth, characterisation, properties and devices Preface", Changgu Lee*, Ravi Sundharam, Manu Jaiswal, Yuerui Lu, Stephan Hofmann, JOURNAL OF PHYSICS D-APPLIED PHYSICS, vol 50, 440401, 2017.
"Adhesion and Self-Healing between Monolayer Molybdenum Disulfide and Silicon Oxide", Seung Ryul Na, Youngchan Kim, Changgu Lee*, Kenneth M. Liechti*, Ji Won Suk *, SCIENTIFIC REPORTS, vol 7, 14740, 2017.
"Structural and Optical Properties of Single-and Few-Layer Magnetic Semiconductor CrPS4", Jinhwan Lee, Taeg Yeoung Ko, Jung Hwa Kim, Hunyoung Bark, Byunggil Kang, Soon-Gil Jung, Tuson Park, Zonghoon Lee, Sunmin Ryu*, and Changgu Lee*, ACS NANO, vol 11, 10935-10944, 2017.
"A comprehensive study of piezomagnetic response in CrPS4 monolayer: mechanical, electronic properties and magnetic ordering under strains", Minwoong Joe*, Hosik Lee, M Menderes Alyörük, Jinhwan Lee, Sung Youb Kim, Changgu Lee*, and Jun Hee Lee, JOURNAL OF PHYSICS-CONDENSED MATTER, vol 29, 405801, 2017.
"Graphene oxide papers with high water adsorption capacity for air dehumidification", Renlong Liu, Tao Gong, Kan Zhang, Changgu Lee*, SCIENTIFIC REPORTS, vol 7, 9761, 2017.
"Direct synthesis of large-area continuous ReS2 films on a flexible glass at low temperature", YoungchanKim, ByunggilKang, YongsukChoi, Jeong HoCho, Changgu Lee*, 2D MATERIALS, vol 4, 025057, 2017.
"Self-Assembly of Silver Nanowire Ring Structures Driven by the Compressive Force of a Liquid Droplet", Baekhoon Seong, Hyun Sung Park, Ilkyeong Chae, Hyungdong Lee, Xiaofeng Wang, Hyung-Seok Jang, Jaehyuck Jung, Changgu Lee, Liwei Lin, Doyoung Byun*, LANGMUIR, vol 33, 3367-3372, 2017.
"Large-Area CVD-Grown Sub-2 V ReS2 Transistors and Logic Gates", Taeg Yeoung Ko, Areum Jeong, Wontaek Kim, Jinhwan Lee, Youngchan Kim, Jung Eun Lee, Gyeong Hee Ryu, Kwanghee Park, Dogyeong Kim, Zonghoon Lee, Nano letter, vol 17, 2999-3005, 2017.
2016
"Recoverable slippage mechanism in multilayer graphene leads to repeatable energy dissipation", Xiaoding Wei, Zhaoxu Meng, Luis Ruiz, Wenjie Xia, Changgu Lee, Jeffrey. Kysar, James C. Hone, Sinan Keten and Horacio D. Espinosa, ACS nano, vol 10, 1820-8, 2016.
"Wafer-scale monolayer MoS2 grown by chemical vapor deposition using a reaction of MoO3 and H2S", Youngchan Kim, Hunyoung Bark, Gyeong Hee Ryu, Zonghoon Lee and Changgu Lee*, Journal of physics Condensed matter : an Institute of Physics journal, vol 28, 184002, 2016.
"A Conductive Copolymer Based on Graphene Oxide and Poly (amidoxime-pyrrole) for Adsorption of Uranium (VI)", Hongyi Qin, Yinhua Jin, Tao Gong, Yujin Cho, Chisung Ahn, Cheolmin Shin, Changgu Lee, Taesung Kim, Nano, vol 11, 1650045, 2016.
"Large-area single-crystal graphene grown on a recrystallized Cu(111) surface by using a hole-pocket method", Hoang Danh Phan, Jaehyuck Jung, Youngchan Kim, Van Ngoc Huynh, Changgu Lee*, Nanoscale,vol 8, 13781-9, 2016.
"Bias-assisted atomic force microscope nanolithography on NbS2 thin films grown by chemical vapor deposition", Hunyoung Bark, Sanghyuk Kwon and Changgu Lee, Journal of Physics D: Applied Physics, vol 49, 484001, 2016
“Line-defect mediated formation of hole and Mo clusters in monolayer molybdenum disulfide”, Gyeong Hee Ryu, Jongyeong Lee, Na Yeon Kim Yeongdong Lee, Youngchan Kim, Moon J Kim, Changgu Lee, Zonghoon Lee, 2D Materials, vol 3, 014002, 2016
“Enhanced raman scattering of rhodamine 6G films on two-dimensional transitoin metal dichalcogenides correlated to photoinduced charge transfer”, Youngbin Lee, Hyunmin Kim, Jinhwan Lee, Seong Hun Yu, Euyheon Hwang, Changgu Lee, Jong-Hyun Ahn, Jeong Ho Cho, Chemistry of Materials, vol 28, 180-187, 2016
2015
“Synthesis of large-area multilayer hexagonal boron nitride for high material performance”, Soo Min Kim, Allen Hsu, Min Ho Park, Sang Hoon Chae, Seok Joon Yun, Joo Song Lee, Dae-Hyun Cho, Wenjing Fang, Changgu Lee, Tamos Palacios, Mildred Dresselhaus, Ki Kang Kim Young Hee Lee, Jing Kong, Nature Communications, 6, 9662, 2015
“Anomalous polarization dependence of Raman scattering and crystallographic orientation of black phosphorus”, Jungcheol Kim, Jae-Ung Lee, Jinhwan Lee, Hoy Ju Park, Zonghoon Lee, *Changgu Lee, Hyeongsik Cheong, vol 7, 18708, 2015
“Large-scale freestanding nanometer-thick graphite pellicles for mass production of nanodevices beyond 10 nm”, Seul-Gi Kim, Dong-Wook Shin, Taesung Kim, Sooyoung Kim, Jung Hun Lee, Changgu Lee, Cheol-Woong Yang, Sungjoo Lee, Sang Jin Cho, Hwan Chul Jeon, Mun Ja kim, Byung-Gook Kim, Ji-Beom Yoo, Nanoscale, vol 7, 14608, 2015
“Direct exfoliation and dispersion of two-dimensional materials in pure water via temperature control”, Jinseon Kim, Sanghyuk Kwon, Dae-Hyun Cho, Byunggil Kang, Hyukjoon Kwon, Youngchan Kim, Sung O. Park, Gwan Yeong Jung, Eunhye Shin, Wan-Gu Kim, Hyungdong Lee, Gyeong Hee Ryu, Minseok Choi, Tae Hyeong Kim, Junghoon Oh, Sungjin Park, Sang Kyu Kwak, Suk Wang Yoon, Doyoung Byun, Zonghoon Lee, and Changgu Lee*, Nature Communications, DOI: 10: 1038/ncomms9292, 2015
"Low voltage transmission electron microscopy of graphene", Alicja Bachmatiuk, Jiong Zhao, Sandeep Madhukar Gorantla, Ignacio Guillermo Gonzalez Martinez, Jerzy Wiedermann, Changgu Lee, Juergen Eckert and Mark Hermann Rummeli, Small, vol 11, 515-542, 2015
"Field-effect transistor with a chemically synthesized MoS2 sensing channel for label-free and highly sensitive electrical detection of DNA hybridization", Doo-Won Lee, Jinhwan Lee, Il Yung Sohn, Bo-Yeong Kim, Young Min Son, Hunyoung Bark, Jaehyuck Jung, Minseok Choi, Tae Hyeong Kim, Changgu Lee*, Nae-Eung Lee, Nano Research, vol 8, 2340-2350, 2015
"Low-temperature synthesis of large-scale molybdenum disulfide thin films directly on a plastic substrate using plasma-enhanced chemical vapor deposition", Chisung Ahn, Jinhwan Lee, Hyeong-U Kim, Hunyoung Bark, Minhwan Jeon, Gyeong Hee Ryu, Zonghoon Lee, Geun Young Yeom, Kwangsu Kim, Jaehyuck Jung, Youngseok Kim, Changgu Lee* and Taesung Kim,Advanced Materials, vol 27, 5223-5229, 2015
"A simple and economical method using graphene oxide for the fabrication of water/oil separation papers", Hongyi Qin, Tao Gong, Yujin Cho, Cheolmin Shin, Changgu Lee* and Taesung Kim , RSC Advances , vol 5, 57860-57864, 2015
"Near-UV-emitting graphene quantum dots from graphene hydrogels", Hongyi Qin, Tao Gong, Yinhua Jin, Yujin Cho, Cheolmin Shin, Changgu Lee* and Taesung Kim,Carbon , vol 94, 181-188, 2015
"Work function variation of MoS2 atomic layers grown with chemical vapor deposition: The effects of thickness and the adsorption of water/oxygen molecules", Jong Hun Kim, Jinhwan Lee, Jae Hyeon Kim, C.C. Hwang, Changgu Lee* and Jeong Young Park, Applied Physics Letter, vol 106, 251606-1-251606-5, 2015
"Thickness dependence of the mechanical properties of free-standing graphene oxide papers", Tao Gong, Do Van Lam, Renlong Liu, Sejeong Won, Yun Hwangbo, Sanghyuk Kwon, Jinseon Kim, Ke Sun, Jae-Hyun Kim, Seung-Mo Lee and Changgu Lee*, Advanced Functional Materials, vol 25, 3756-3763, 2015
"A robust and conductive metal-impregnated graphene oxide membrane selectively separating organic vapors", Do Van Lam, Tao Gong, Sejeong Won, Jae-Hyun Kim, Hak-Joo Lee, Changgu Lee* and Seung-Mo Lee, Chemical Communications, vol 51, 2671-2674, 2015
2014
“Optical properties of large-area ultrathin MoS2 films: Evolution from a single layer to multilayers”, Junwoo Park, Hyeonseob So, Sung Kim, Sukho Choi, Hosun Lee, Jinhwan Lee, Changgu Lee, Youngchan Kim. Journal of Applied Physics. Vol 116, 183509, 2014
“Highly uniform growth of monolayer graphene by chemical vapor deposition on Cu-Ag alloy catalysts”, Haeaseul Shin, Jaechul Ryu, Sungpyo Cho, Eunkyu Lee, Seungmin Cho, Changgu Lee, Youngchang Joo, Byunghee Hong. Phys Chem Chem Phys. vol 16, 3087-94, 2014.
“Synthesis of wafer-scale uniform molybdenum disulfide films with control over the layer number using a gas phase sulfur precursor”, Youngbin Lee, Jinhwan Lee, Hunyoung Bark, Il Kwon Oh, Gyeong Hee Ryu, Zonghoon Lee, Hyungjin Kim, Jeong Ho Cho, Jong Hyun Ahn, Changgu Lee, Nanoscale, vol 6, 2821, 2014
“A conductive copolymer of graphene oxide/poly(1-(3-aminopropyl)pyrrole) and the adsorption of metal ions”, Hongyi Qin, Tao Gong, Yujin Cho, Changgu Lee and Taesung Kim*, Polymer Chemistry, vol 5, 4466-4473, 2014.
“Designed Three-Dimensional Freestanding Single-Crystal Carbon Architectures”, Ji-Hoon Park, Dae-Hyun Cho, Youngkwon Moon, Ha-Chul Shin, Sung-Joon Ahn, Sang Kyu Kwak, Hyeon-Jin Shin, Changgu Lee,* and Joung Real Ahn, ACS nano, vol 8, 11657–11665, 2014.
“Dye-Sensitized MoS2 Photodetector with Enhanced Spectral Photoresponse”, Seong Hun Yu, Youngbin Lee, Sung Kyu Jang, Jinyeong Kang, Jiwon Jeon, Changgu Lee, Jun Young Lee, Hyungjun Kim, Euyheon Hwang, Sungjoo Lee,* and Jeong Ho Cho*, ACSnano, vol 8, 8285–8291, 2014.
“Graphene oxide membrane for liquid phase organic molecular separation”, Renlong Liu, Girish Arabale, Jinseon Kim, Ke Sun, Yongwoon Lee, Changkook Ryu, Changgu Lee*, ScienceDirect, vol 77, 933-938, 2014.
“Unoxidized Graphene/Alumina Nanocomposite: Fracture- and Wear-Resistance Effects of Graphene on Alumina Matrix” Hyo Jin Kim, Sung-Min Lee, Yoon-Suk Oh, Young-Hwan Yang, Young Soo Lim, Dae Ho Yoon, Changgu Lee, Jong-Young Kim & Rodney S. Ruoff . Scientific reports, vol 4, 5176 ,2014
2013
"Suspended single-layer MoS2 devices", Taiyu Jin, Jinyeong Kang, Eok Su Kim, Sunhee Lee and Changgu Lee*, Journal of applied physics, vol 114, 164509, 2013
''Simple, green, and clean removal of a poly (methyl methacrylate) film on chemical vapor deposited graphene", J.-H. Park, W.Jung, D.Cho, J.-T.Seo, Y.Moon, S.H.Woo, C.Lee, C.-Y. Park, and J.R.Ahn, Applied Physics Letters, vol 103,171609,2013
"Flexible and transparent MoS2 field effect transistors on hexagonal boron nitride-graphene heterostructures", Gwan-Hyong Lee, Young-Jun, Xu Cui, Nicholas Petrone, Chul-Ho Lee, Min sup Choi, Dae-Yeong Lee, Changgu Lee, Won Jong Yoo, Kenji Watanabe, Takashi Taniguchi, Colin Nuckolls, Philip Kim, and James Hone, ACS Nano, vol 7, 7931-7936, 2013
"Terahertz, optical, and Raman signatures of monolayer graphene behavior in termally reduced graphene oxide films", Juhwan Lim, Kyujin Choi, J.R. Rani, Jin-Seon Kim, Changgu Lee, Jae Hoon Kim, and Seong Chan Jun,Journal of Applied Physics, vol 113, 183502, 2013
"High-strength chemical-vapro-deposited graphene and grain boundaries", Gwan-Hyoung Lee, Ryan C.Cooper, Sung Joo An, SunWoo Lee, Arend Van der Zande, Nicholas Petrone, Alexandra G. Hammerberg, Chuanggu Lee, Bryan Crawford, Warren Oliver, Jeffrey W. Kysar, James Hone, Science, vol 340, 1073-1076, 2013
"Evaluation of hexagonal boron nitride nano-sheets as a lubricant additive in water", Dae-Hyun Cho, Jin-Seon Kim, Sang-Hyuk Kwon, Changgu Lee*, Young-Ze Lee, Wear, vol 302, 981-986,2013
"Effect of surface morphology on friction of graphene on various substrates", Dae-Hyun Cho, Lei Wang, Jin-Seon Kim, Gwan-Hyoung Lee, Eok Su Kim, Sunhee Lee, Sang Yoon Lee, James Hone, Changgu Lee*, Nanoscale, vol 5, 3063-3069, 2013
“Nonlinear elastic behavior of two-dimensional molybdenum disulfide”, Ryan C. Cooper, Changgu Lee, Chris A. Marianetti, Xiaoding Wei, James Hone, Jeffrey W. Kysar, Physical Review B, vol 87, 035423, 2013
“Tightly bound trions in monolayer MoS2”, Kin Fai Mak, Keling He, Changgu Lee, Gwan Hyoung Lee, James Hone, Tony F. Heinz, Jie Shan, Nature materials, vol 12, 207-212, 2013
2012
“Defect-engineered three-dimensional graphene-nanotube-palladium nanostructures with ultrahigh capacitance”, Vadahanamb Sridhar, Hyun-Jun Kim, Jung-Hwan Jung, Changgu Lee, Sungjin Park, Il-Kwon Oh, ACS nano, vol 6, 10562-10570, 2012
“Characteristics and effects of diffused water between graphene and a SiO2 substrate”, Mi Jung Lee, Jin Sik Choi, Jin-Soo Kim, Ik-Su Byun, Duk Hyun Lee, Sunmin Ryu, Changgu Lee*, Bae Ho Park, Nano Research, vol 5, 710-717, 2012
2011
“A silicon microturbopump for a rankine-cycle power generation microsystem—Part I: Component and system design”, Changgu Lee, Luc Fréchette, Journal of Microelectromechanical Systems, vol 20, 312-325, 2011
“A silicon microturbopump for a rankine-cycle power-generation microsystem—Part II: Fabrication and characterization”, Changgu Lee, Mokhtar Liamini, Luc Fréchette, Journal of Microelectromechanical Systems, vol 20, 326-338, 2011
“Electron tunneling through atomically flat and ultrathin hexagonal boron nitride”, Gwan-Hyoung Lee, Young-Jun Yu, Changgu Lee, Cory Dean, Kenneth L. Shepard, Philip Kim, James Hone, Applied Physics Letters, vol 99, 243114, 2011
“Chemical vapor deposition-grown graphene: the thinnest solid lubricant”, Kwang-Seop Kim, Hee-Jung Lee, Changgu Lee, Seoung-Ki Lee, Houk Jang, Jong-Hyun Ahn, Jae-Hyun Kim, Hak-Joo Lee, ACS Nano, vol 5, 5107-5114, 2011
“Friction anisotropy-driven domain imaging on exfoliated monolayer graphene”, Jin Sik Choi, Jin-Soo Kim, Ik-Su Byun, Duk Hyun Lee, Mi Jung Lee, Bae Ho Park, Changgu Lee, Duhee Yoon, Hyeonsik Cheong, Ki Ho Lee, Young-Woo Son, Jeong Young Park, Miquel Salmeron, Science, vol 333, 607-610, 2011
2010~2008
“Frictional characteristics of atomically-thin sheets”, Changgu Lee, Qunyang Li, William Kalb, Xin-Zhou Liu, Helmuth Berger, Robert Carpick, James Hone, Science, vol 328, 76-80, 2010
“Anomalous lattice vibrations of single- and few-layer MoS2”, Changgu Lee, Hugen Yan, Louis Brus, Tony Heinz, James Hone, Sunmin Ryu, ACS Nano, vol 4, 2695, 2010
“Atomically thin MoS2: a new direct-gap semiconductor”, Kin Fai Mak, Changgu Lee, James Hone, Jie Shan, Tony Heinz, Physical Review Letters, vol 105, 136805, 2010
“Substrate effect on thickness-dependent friction on graphene”, Qunyag Li, Changgu Lee, Robert Carpick, James Hone, Physical Status Solidi (b), vol 247, 2909-2914, 2010
“Boron nitride substrates for high quality graphene electronics”, Cory Dean, Andrea Young, Inanc Meric, Changgu Lee, Lei Wang, Sebastian Sorgenfrei, K. Watanabe, T. Taniguchi, Philip Kim, Ken Shepard, James Hone, Nature Nanotechnology, vol 5, 722-726, 2010
“Elastic and frictional properties of graphene”, Changgu Lee, Xiaoding Wei, Qunyang Li, Robert Carpick, Jeffrey Kysar, James Hone, Physica Status Solidi (b), vol 246, 2562-2567, 2009
“Measurement of the Elastic Properties and Intrinsic Strength of Monolayer Graphene”, Changgu Lee, Xiaoding Wei, Jeffrey Kysar, James Hone, Science, vol 321, 385-388, 2008
“Design Principles and Measured Performance of Multistage Radial Flow Microturbomachiner at Low Reynolds Number”, Changgu Lee, Selin Arslan, Luc Fréchette, Journal of Fluids Engineering, vol 130, 111103, 2008
“Growth of serpentine carbon nanotubes on quartz substrates and their electrical properties”, Seokwoo Jeon, Changgu Lee, Jinyao Tang, James Hone, Colin Nuckolls, Nano Research, vol 1, 427-433, 2008
Conference papers
"Design, Fabrication, and Demonstration of a Microturbopump for a Micro Rankine Cycle Power Generation", Changgu Lee, Mokhtar Liamini, Luc Fréchette, Hilton Head 2006: A Solid State Sensor, Actuator and Microsystems Workshop, June 4-8, 2006
"Experimental Development of the Rotating Subsystem for a Micro Rankine Power System", Changgu Lee, Luc Fréchette, Proc. 5th Int’l Workshop on Micro and Nano Technology for Power Generation and Energy Conversion Applications (PowerMEMS ’05), Tokyo, Japan, Nov. 28-30, 2005
"Demonstration and Characterization of a Multi-Stage Silicon Microturbine", Changgu Lee, Luc Fréchette, Proc. ASME Int’l Mech. Eng. Congress & Expo. (IMECE’05), Orlando, FL, Nov. 5-11, 2005, Paper IMECE2005-81435
"Development of a MEMS-based Rankine Cycle Steam Turbine for Power Generation: Project Status", Luc Fréchette, Changgu Lee, Selin Arslan, Proc. 4th Int’l Workshop on Micro and Nano Technology for Power Generation and Energy Conversion Applications (PowerMEMS ’04), Kyoto, Japan, pp. 92-95, Nov. 28-30, 2004
"Design Principles and Aerodynamics of Low Reynolds Multi-stage Microturbomachinery", Changgu Lee, Luc Fréchette, Selin Arslan, Proc. ASME Int’l Mech. Eng. Congress & Expo. (IMECE’04), Anaheim, CA, Nov. 13-19, 2004, Paper IMECE2004-60703
"Preliminary Design of a MEMS Steam Turbine Power Plant-on-a-Chip", Luc Fréchette, Changgu Lee, Selin Arslan, Yuan-Chun Liu, Proc. 3rd Int’l Workshop on Micro & Nano Tech. for Power Generation & Energy Conversion Applications (PowerMEMS’03), Makuhari, Japan, 4-5 Dec. 2003
"Design of a Microfabricated Rankine Cycle Steam Turbine for Power Generation", Luc Fréchette, Changgu Lee, Selin Arslan, Yuan-Chun Liu, Proc. ASME Int’l Mech. Eng. Congress and Expo. (IMECE’03), Washington, D.C., Nov. 16-21, 2003, Paper IMECE2003-42082
"Analytical Solution of the Flow along Parallel Microchannels Separated by a Porous Membrane", Changgu Lee, Luc Fréchette, Proc. ASME Int’l Mech. Eng. Congress and Expo. (IMECE’02), MEMS and Nanotechnology Symp., New Orleans, LA, Nov. 2002, Paper IMECE2002-33625
Patent
"Metal chalcogenide thin film and preparing method thereof", Taesung Kim, Chisung Ahn, Changgu Lee, Hyeonggu Kim, Jinhwan Lee, Girish Arabale, 14/565885, 2015
"그래핀 하이드로겔을 이용한 그래핀 양자점의 새로운 합성 방법", 김태성, 조유진, 진홍이, 이창구, 공타오, 김은화, R-2015-0393-KR-1
"유수분리 종리를 위한 간한다하고 경제적인 화학약품조제 방법 ", 김태성 공타오 이창구 조유진 진홍이, R-2014-0546-KR-1