Yang, Jin Ho (J.H.Yang) – 나노복합전자소자연구실

Graphene-Piezoelectric material device fabrication
Electrical characterization for graphene based hybrid device

since 2010 : Ph.D, Dept. of MSE, GIST
2005 – 2010 : Hynix Semiconductor Inc. R&D
2003 – 2005 : M.S., Dept. of MSE, GIST
1996 – 2003 : B.S., Dept. of MSE, Inha Univ.

Journals

12	Y.J.Kim, W.J.Park, J.H.Yang, Y.H. Kim, B.H.Lee, "Contact resistance reduction of WS2 MOSFETs with Ti contact contact using high-pressure hydrogen annealing," IEEE J. Elect. Dev. Soc.* 6(1), p. 164-168 (2017).
11	H.J. Hwang, K.E. Chang, W.B.Yoo, C.H.Shim, S.K.Lee, J.H. Yang, S.Y. Kim, Y.S. Lee, C. Cho, B.H. Lee, “Graphene barristor using nitrogen profile controlled ZnO Schottky contacts," Nanoscale* 9, p.2442 (2017).
10	Y.H. Kim, A.R. Kim, J.H. Yang, K.E. Chang, J. Kwon, S. Y. Choi, K. H. Lee, B.H. Lee, M.G. Hahm, and B. Cho, "Alloyed 2D Metal-Semiconductor Heterojunctions: Origin of Interface States Reduction and Schottky Barrier Lowering", Nano Letters . 16(9), p.5928 (2016)
9	Y.H.Kim, W.J.Park, J.H. Yang, C Cho, S.K.Lee, B.H.Lee, "Reduction of Low Frequency Noise at Multilayer MoS2 FETs using a Fermi Level De-pinning Layer," on-line published, Physica Status Solidi-RRL* (2016).
8	H.T.Pham, J.H.Yang, D.S. Lee, B.H.Lee, H.D.Jeong, “ Ferroelectric/Dielectric Double Gate Insulator Spin-Coated by Using Barium Titanate Nanocrystals for Indium Oxide Nanocrystal–Based Thin-Film Transistor," ACS Applied Materials and Interfaces 8(11), pp. 7248-7256(2016).
7	J.H.Yang,T.H. Ryu, Y. Lansac, Y.H. Jang, B.H.Lee, “Shear stress induced enhancement of Piezoelectric properties of PVDF-TrFE thin film," Organic Electronics*, 28, p.67-72 (2016).
6	W.J.Park, Y.H.Kim, U.J. Jung, J.H.Yang, C. Cho, Y.J.Kim, S.M.N Hasan, H.G.Kim, H.B.R.Lee, B.H.Lee, “Unipolar WS2 Field Effect Transistors using Fermi level de-pinning contact metals," Advanced Electronic Materials*, p.1500279 (2015).
5	J.H.Yang,H.J. Hwang, S.C. Kang, and B.H. Lee, "Sensitivity improvement of graphene/Al2O3/PVDF-TrFE stacked touch device through Al seed assisted dielectric scaling," Microelectronics Engineering*, 147, p.79-84 (2015).
4	서광하, 황현준, 양진호, 유지애, 이병훈, "Electrostatic force microscopy를 이용한 PVDF-TrFE/Graphene/ZnO:N Barristor 소자연구", The Korean Society of Semiconductor & Display Technology(KSDT), (2015)
3	H.J. Hwang, J.H. Yang, S.C.Kang, C. Cho, C.G. Kang, Y.G. Lee, B.H.Lee, “Novel Multi-bit Memory Device Using Metal/PVDF-TrFE/Graphene Stack,” Microelectronics Engineering*, 109, p.87-89, Sep. (2013).
2	W.Park, J.H.Yang, C.G.Kang, Y.G.Lee, H.J.Hwang, C.Cho, S.K.Lim, S.C.Kang, W.-K Hong, S.K.Lee, S.Lee, and B.H.Lee, "Characteristics of pressure sensitive touch sensor using piezoelectric PVDF-TrFE/MoS2 stack,” Nanotechnology*, 24, 475501 (2013).
1	H.J. Hwang, J.H.Yang, Y.G.Lee, C.Cho, C.G.Kang, S.C.Kang, W.Park, and B.H.Lee, “Ferroelectric Polymer Gated Graphene Memory with Very High Speed Conductivity Modulation,” Nanotechnology*, 24, on-line published (2013). Also selected as a paper of particular interest.

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Conferences

구분	번호	제목
국제	25	J.A.Yoo, J.H.Yang, S.Y.Kim, B.H.Lee, “Direct Analysis of the Surface potential of chemical doped graphene using Electrostatic Force Microscopy", Nano Korea, (2016), Best poster award.
국제	24	K.H. Seo, J.H. Yang, J.A. Yoo, H.J. Hwang, K.E. Chang, C.H. Shim, S.K. Lee, C. Cho, Y.J. Kim, and B.H.Lee, "Barrier height reconfiguration of graphene/ZnO:N barristor using Ferroelectric polymer", IEEE IPFA, (2016) , Best poster award.
국내	23	양진호, 유원범, 심창후, 장경은, 이병훈, "PVDF-TrFE의 압전 특성을 이용한 그래핀 barristor 응용 압전소자", 23rd Korean Conference on Semiconductors(KCS), 2016
국내	22	서광하, 황현준, 양진호, 유지애, 이병훈, "Schottky barrier height modulation of ferroelectric polymer gated graphene/ZnO:N barristor using Electrostatic Force Microscopy", 23rd Korean Conference on Semiconductors(KCS), 2016
국제	21	H.J. Hwang, W.B. You, K.E. Chang, C.H Shim, C. Cho, J.H. Yang, Y.J. Kim, S.K. Lim, W.Park, and B.H. Lee, "Graphene barristor with nitrogen doped ZnO for high on/off ratio and wide barrier height modulation", SISC, (2015)
국내	20	서광하, 황현준, 양진호, 유지애, 이병훈, "Electrostatic force microscopy를 이용한 PVDF-TrFE/Graphene/ZnO:N Barristor 소자연구", The Korean Society of Semiconductor & Display Technology(KSDT), (2015)
국제	19	H.J. Hwang, K.E. Chang, W.B. You, C.H Shim, S.K. Lee, J.H. Yang, C. Cho, S.K. Lim, W. Park, J. Kim, B.H. Lee, "Barrier height modulation at Graphene-ZnO contact using nitrogen doping", Nano Korea, (2015)
국내	18	황현준, 유원범, 장경은, 심창후, 이상경, 양진호, 조천흠, 김윤지, 이병훈, "Nitrogen doping에 따른 Graphene/ZnO:N 접합의 전기적 특성 변화 분석", Materials Research Society of Korea(MRS-K), 2015, Best presentation award.
국내	17	유원범, 장경은, 박우진, 심창후, 양진호, 황현준, 김현구, 이한보람, 이병훈, "그래핀과 실리콘의 접합계면에 TiO2 interlayer를 적용한 barristor소자의 전기적 특성 평가", Materials Research Society of Korea(MRS-K), 2015, Best poster award.
국내	16	양진호, 이병훈, “Al2O3 scaling을 통한 압전 폴리머/그래핀 터치 소자의 sensitivity 개선 연구”, 22nd Korean Conference on Semiconductors(KCS), 2015
국내	15	박우진, 김용훈, 이상경, 정욱진, 양진호, 조천흠, 김윤지, 임성관, 이병훈, “MoS2 전계효과 트랜지스터의 컨택 저항 개선 방법”, 22nd Korean Conference on Semiconductors(KCS), 2015
국제	14	W.J.Park, Y.H.Kim, S.K.Lee, U.Jung, J.H.Yang, C.Cho, Y.J.Kim, S.K.Lim, I.S. Hwang, H.B.R.Lee, and B.H.Lee, “Contact Resistance Reduction using Fermi Level De-pinning Layer for MoS2 FETs”, Tech. Dig of IEDM, (2014).
국제	13	W.J.Park, Y.H.Kim, S.K.Lee, U.Jung, J.H.Yang, C.Cho, Y.J.Kim, S.K.Lim, and B.H.Lee, “Contact Resistance Reduction for MoS2 FETs with Insulating Layers”, 44th IEEE Semiconductor Interface Specilaists Conference (SISC), (2014).
국제	12	J.H.Yang, H.J.Hwang, H.N.Choi, B.H.Lee, “The Shear Effect Induced Enhancement of Piezoelectric Property of PVDF-TrFE Thin Films", Int. Conf. on Electronic Materials and Nanotechnology for Green Environment (ENGE), (2014).
국제	11	J.H.Yang, H.J.Hwang, S.C.Kang, W.Park, B.H.Lee, “Stable conductivity modulation of graphene using graphene/Al2O3/metal/piezoelectric polymer/metal stack", Nano Korea, (2014).
국제	10	J.H. Yang, H.J. Hwang, W.J. Park, S.C. Kang, B.H. Lee, “The modulation of graphene conductivity using piezoelectric polymer and its application to touch devices”, 2013 Joint Symposium on MSE for 21C, 2013
국제	9	B.H. Lee, H.J.Hwang, J.H.Yang, S.C.Kang, W.J.Park, “Electronic Applications of Graphene/PVDF-TrFE stack”, UKC, (2013), invited.
국제	8	H.J. Hwang, J.H. Yang, S.C. Kang, C. Cho, C.G.Kang, Y.G. Lee, B.H. Lee, “Novel Multi-bit Memory Device Using Metal/PVDF-TrFE/Graphene Stack," INFOS, (2013).
국내	7	강수철, 양진호, 황현준, 이병훈, “Enhancement Ferroelectric properties of PVDF-TrFE on graphene electrode”, 20th Korean Conference on Semiconductors(KCS), 2(2013).
국내	6	박우진, 양진호, 강창구, 조천흠, 이상철, 임성관, 김용훈, 이상경, 강수철, 홍웅기, 이병훈 "Study of touch sensing characteristics in PVDF-TrFE/MoS2 field-effect transistors", presented at 20th Korean Conference on Semiconductors(KCS), 2013.
국제	5	S.C.Kang, J.H.Yang, E.J.Paek, H.J.Hwang, B.H.Lee, “Optimization of Ferroelectric P(VDF-TrFE) film to Maximize the remanent polarization”, Int. Conf. on Electronic Materials and Nanotechnology for Green Environment (ENGE), (2012).
국제	4	J.H. Yang, E.J. Paek, H.J. Hwang, S.C. Kang, B.H. Lee "Piezoelectric characteristics of Au/PVDF-TrFE/Au device", NanoKorea, (2012).
국제	3	H.J. Hwang, E.J. Paek, J.H. Yang, C.G.Kang, B.H. Lee, "Characteristics of Metal/Ferroelectric(PVDF-TrFE)/Graphene (MFG) Device", Silicon Nanoworkshop (SNW), (2012).
국제	2	B.H.Lee, H.J.Hwang, J.H.Yang, E.J.Paek, "Device Applications of Metal/PVDF-trFE/Graphene Stack," Int. Symp. on Integ. Ferroelectrics (ISIF), (2012), Invited.
국제	1	E.J. Paek, H.J. Hwang, J.H. Yang, B.H. Lee, "Novel Pressure Sensitive Touch Sensor using Metal/Piezoelectric/Graphene stack", 2011 GIST/NAIST/NCTU Joint Symposium on Advanced Materials (GNN), (2011)

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Technical Skills

AFM/EFM measurement
Ferroelectric/piezoelectric material (organic, inorganic) device fabrication process
Device characterization
Device fabrication process (thermal evaporator, e-beam evaporator, photolithography, atomic layer deposition, sputter)

Master

Microelectronic Materials
Thin Film Processes
Solid State Electrochemistry
Semiconductor Device Physics
Structure and Defects of Solids
Solid State Chemistry
Advanced Physical Chemistry of Materials
Solid State Physics

Ph. D

Nanoelectronics
Cellular and Molecular Immunoengineering
Post CMOS Hybrid Device Technology
Electronic Properties of Materials
Device physics for nanoscale solid state devices
Characterization of Dielectric Thin Films

제목	작성일
[KBS 시사기획 창] 인터뷰	2019.08.23
[전자신문] 팔만대장경과 반도체	2019.08.23
[2015-05-13] 보도자료	2015.05.13
[2015-03-28] 성과를 나누는 지식활동	2015.04.27
Homepage renewal (EXEL 멤버 필독)	2015.03.26

Research Interest

Education

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Other Expertise

Technical Skills

Course Work

Master

Ph. D

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