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2019

Advanced Multifunctional Field Effect Devices Using Common Gate for Both 2D Transition-Metal Dichalcogenide and InGaZnO Channels

Yu, S., Cho, Y., Lim, J. Y., Kwon, H., Jeong, Y., Kim, J., Cheong, H. & Im, S., 2019 Dec 1, In : Advanced Electronic Materials. 5, 12, 1900730.

Research output: Contribution to journalArticle

Field effect transistors
Transition metals
Frequency doublers
Drain current
Gates (transistor)

All-2D ReS2 transistors with split gates for logic circuitry

Kwon, J., Shin, Y., Kwon, H., Lee, J. Y., Park, H., Watanabe, K., Taniguchi, T., Kim, J., Lee, C. H., Im, S. & Lee, G. H., 2019 Dec 1, In : Scientific reports. 9, 1, 10354.

Research output: Contribution to journalArticle

Open Access
Semiconductors
Equipment and Supplies
Graphite
Static Electricity
Phosphorus

Explicit continuous I-V model for 2D transition metal dichalcogenide field-effect transistors

Deng, L. F., Si, C. M., Huang, H. Q., Wang, J., Wen, H. & Im, S., 2019 Jun, In : Microelectronics Journal. 88, p. 61-66 6 p.

Research output: Contribution to journalArticle

Field effect transistors
Transition metals
field effect transistors
transition metals
Semiconductor materials

Impact of H-Doping on n-Type TMD Channels for Low-Temperature Band-Like Transport

Lee, H. S., Park, S., Lim, J. Y., Yu, S., Ahn, J., Hwang, D. K., Sim, Y., Lee, J. H., Seong, M. J., Oh, S., Choi, H. J. & Im, S., 2019 Sep 1, In : Small. 15, 38, 1901793.

Research output: Contribution to journalArticle

Transition metals
Field effect transistors
Metals
Doping (additives)
Temperature
4 Citations (Scopus)

Impact of Organic Molecule-Induced Charge Transfer on Operating Voltage Control of Both n-MoS 2 and p-MoTe 2 Transistors

Cho, Y., Park, J. H., Kim, M., Jeong, Y., Yu, S., Lim, J. Y., Yi, Y. & Im, S., 2019 Apr 10, In : Nano letters. 19, 4, p. 2456-2463 8 p.

Research output: Contribution to journalArticle

Field effect transistors
Voltage control
Transition metals
Charge transfer
Transistors
2 Citations (Scopus)

Integrated advantages from perovskite photovoltaic cell and 2D MoTe2 transistor towards self-power energy harvesting and photosensing

Jeong, Y., Shin, D., Park, J. H., Park, J., Yi, Y. & Im, S., 2019 Sep 1, In : Nano Energy. 63, 103833.

Research output: Contribution to journalArticle

Photovoltaic cells
Energy harvesting
Perovskite
Transistors
Networks (circuits)
4 Citations (Scopus)

Intrinsic Correlation between Electronic Structure and Degradation: From Few-Layer to Bulk Black Phosphorus

Kim, M., Kim, H. G., Park, S., Kim, J. S., Choi, H. J., Im, S., Lee, H., Kim, T. & Yi, Y., 2019 Mar 18, In : Angewandte Chemie - International Edition. 58, 12, p. 3754-3758 5 p.

Research output: Contribution to journalArticle

Phosphorus
Electronic structure
Degradation
Carrier mobility
Carrier concentration
1 Citation (Scopus)

Monolayer MoS2 field-effect transistors patterned by photolithography for active matrix pixels in organic light-emitting diodes

Kwon, H., Garg, S., Park, J. H., Jeong, Y., Yu, S., Kim, S. M., Kung, P. & Im, S., 2019 Dec 1, In : npj 2D Materials and Applications. 3, 1, 9.

Research output: Contribution to journalArticle

Open Access
Organic light emitting diodes (OLED)
Photolithography
photolithography
Field effect transistors
Monolayers
1 Citation (Scopus)

Seamless MoTe2 Homojunction PIN Diode toward 1300 nm Short-Wave Infrared Detection

Lee, H. S., Lim, J. Y., Yu, S., Jeong, Y., Park, S., Oh, K., Hong, S., Yang, S., Lee, C. H. & Im, S., 2019 Oct 1, In : Advanced Optical Materials. 7, 19, 1900768.

Research output: Contribution to journalArticle

homojunctions
Diodes
diodes
Infrared radiation
Photons
1 Citation (Scopus)

Stability, efficiency, and mechanism of n -type doping by hydrogen adatoms in two-dimensional transition metal dichalcogenides

Oh, S., Lim, J. Y., Im, S. & Choi, H. J., 2019 Aug 12, In : Physical Review B. 100, 8, 085416.

Research output: Contribution to journalArticle

Adatoms
adatoms
Transition metals
Hydrogen
transition metals

Synthesis of two-dimensional MoS2/graphene heterostructure by atomic layer deposition using MoF6 precursor

Kim, Y., Choi, D., Woo, W. J., Lee, J. B., Ryu, G. H., Lim, J. H., Lee, S., Lee, Z., Im, S., Ahn, J. H., Kim, W. H., Park, J. & Kim, H., 2019 Nov 15, In : Applied Surface Science. 494, p. 591-599 9 p.

Research output: Contribution to journalArticle

Graphite
Atomic layer deposition
atomic layer epitaxy
Graphene
Transition metals

Trap-assisted high responsivity of a phototransistor using bi-layer MoSe2 grown by molecular beam epitaxy

Choi, Y. H., Kwon, G. H., Jeong, J. H., Jeong, K. S., Kwon, H., An, Y., Kim, M., Kim, H., Yi, Y., Im, S. & Cho, M. H., 2019 Nov 15, In : Applied Surface Science. 494, p. 37-45 9 p.

Research output: Contribution to journalArticle

Phototransistors
phototransistors
Molecular beam epitaxy
Transition metals
molecular beam epitaxy
4 Citations (Scopus)

ZnO composite nanolayer with mobility edge quantization for multi-value logic transistors

Lee, L., Hwang, J., Jung, J. W., Kim, J., Lee, H. I., Heo, S., Yoon, M., Choi, S., Van Long, N., Park, J., Jeong, J. W., Kim, J., Kim, K. R., Kim, D. H., Im, S., Lee, B. H., Cho, K. & Sung, M. M., 2019 Dec 1, In : Nature communications. 10, 1, 1998.

Research output: Contribution to journalArticle

Open Access
transistor logic
Zinc Oxide
zinc oxides
Transistors
conduction
2018
6 Citations (Scopus)

2D MoSe2 Transistor with Polymer-Brush/Channel Interface

Jeong, Y., Park, J. H., Ahn, J., Lim, J. Y., Kim, E. & Im, S., 2018 Oct 9, In : Advanced Materials Interfaces. 5, 19, 1800812.

Research output: Contribution to journalArticle

Brushes
Field effect transistors
Transistors
Transition metals
Hysteresis
5 Citations (Scopus)

2D WSe2/MoS2 van der Waals heterojunction photodiode for visible-near infrared broadband detection

Lee, H. S., Ahn, J., Shim, W., Im, S. & Hwang, D. K., 2018 Oct 15, In : Applied Physics Letters. 113, 16, 163102.

Research output: Contribution to journalArticle

photodiodes
heterojunctions
diodes
broadband
rectification
9 Citations (Scopus)

Charge-Transfer-Induced p-Type Channel in MoS 2 Flake Field Effect Transistors

Min, S. W., Yoon, M., Yang, S. J., Ko, K. R. & Im, S., 2018 Jan 31, In : ACS Applied Materials and Interfaces. 10, 4, p. 4206-4212 7 p.

Research output: Contribution to journalArticle

Field effect transistors
Charge transfer
Annealing
Electrons
Fermi level
2 Citations (Scopus)

Direct Thermal Growth of Large Scale Cl-doped CdTe Film for Low Voltage High Resolution X-ray Image Sensor

Lee, S., Kim, J. S., Ko, K. R., Lee, G. H., Lee, D. J., Kim, D. W., Kim, J. E., Kim, H. K., Kim, D. W. & Im, S., 2018 Dec 1, In : Scientific reports. 8, 1, 14810.

Research output: Contribution to journalArticle

Hot Temperature
X-Rays
Semiconductors
Oxides
Growth

Few-layered α-MoTe2 Schottky junction for a high sensitivity chemical-vapour sensor

Shackery, I., Pezeshki, A., Park, J. Y., Palanivel, U., Kwon, H. J., Yoon, H. S., Im, S., Cho, J. S. & Jun, S. C., 2018 Jan 1, In : Journal of Materials Chemistry C. 6, 40, p. 10714-10722 9 p.

Research output: Contribution to journalArticle

Diodes
Vapors
Sensors
Field effect transistors
Gases
6 Citations (Scopus)

Fully Transparent p-MoTe2 2D Transistors Using Ultrathin MoOx/Pt Contact Media for Indium-Tin-Oxide Source/Drain

Cho, Y., Park, J. H., Kim, M., Jeong, Y., Ahn, J., Kim, T., Choi, H., Yi, Y. & Im, S., 2018 Sep 26, In : Advanced Functional Materials. 28, 39, 1801204.

Research output: Contribution to journalArticle

Field effect transistors
Tin oxides
indium oxides
Indium
tin oxides
4 Citations (Scopus)

High-Performance 2D MoS 2 Phototransistor for Photo Logic Gate and Image Sensor

Lee, Y. T., Kang, J. H., Kwak, K., Ahn, J., Choi, H. T., Ju, B. K., Shokouh, S. H., Im, S., Park, M. C. & Hwang, D. K., 2018 Dec 19, In : ACS Photonics. 5, 12, p. 4745-4750 6 p.

Research output: Contribution to journalArticle

Phototransistors
phototransistors
Semiconductors
Logic gates
Image sensors
8 Citations (Scopus)

High-Responsivity Multilayer MoSe2 Phototransistors with Fast Response Time

Lee, H., Ahn, J., Im, S., Kim, J. & Choi, W., 2018 Dec 1, In : Scientific reports. 8, 1, 11545.

Research output: Contribution to journalArticle

Open Access
phototransistors
transistors
transition metals
engineering
augmentation
3 Citations (Scopus)

Interband Transitions in Monolayer and Few-Layer WSe 2 Probed Using Photoexcited Charge Collection Spectroscopy

Choi, K., Lee, K., Yu, S., Oh, S., Choi, H. J., Bae, H. & Im, S., 2018 Jun 20, In : ACS Applied Materials and Interfaces. 10, 24, p. 20213-20218 6 p.

Research output: Contribution to journalArticle

Monolayers
Spectroscopy
Band structure
Multilayers
Gates (transistor)
3 Citations (Scopus)

Polymer/oxide bilayer dielectric for hysteresis-minimized 1 v operating 2D TMD transistors

Yoon, M., Ko, K. R., Min, S. W. & Im, S., 2018 Jan 1, In : RSC Advances. 8, 6, p. 2837-2843 7 p.

Research output: Contribution to journalArticle

Oxides
Hysteresis
Polymers
Transistors
Hydroxyl Radical
9 Citations (Scopus)

Van der Waals junction field effect transistors with both n- and p-channel transition metal dichalcogenides

Lim, J. Y., Kim, M., Jeong, Y., Ko, K. R., Yu, S., Shin, H. G., Moon, J. Y., Choi, Y. J., Yi, Y., Kim, T. & Im, S., 2018 Dec 1, In : npj 2D Materials and Applications. 2, 1, 37.

Research output: Contribution to journalArticle

Open Access
JFET
Field effect transistors
Transition metals
transition metals
MISFET devices
22 Citations (Scopus)

Vertical and In-Plane Current Devices Using NbS2/n-MoS2 van der Waals Schottky Junction and Graphene Contact

Shin, H. G., Yoon, H. S., Kim, J. S., Kim, M., Lim, J. Y., Yu, S., Park, J. H., Yi, Y., Kim, T., Jun, S. C. & Im, S., 2018 Mar 14, In : Nano letters. 18, 3, p. 1937-1945 9 p.

Research output: Contribution to journalArticle

MESFET devices
Graphite
Graphene
graphene
field effect transistors
2017
5 Citations (Scopus)

Charge Transport in 2D DNA Tunnel Junction Diodes

Yoon, M., Min, S. W., Dugasani, S. R., Lee, Y. U., Oh, M. S., Anthopoulos, T. D., Park, S. H. & Im, S., 2017 Dec 27, In : Small. 13, 48, 1703006.

Research output: Contribution to journalArticle

Tunnel junctions
Charge transfer
Diodes
DNA
Tunnel diodes
8 Citations (Scopus)

Coupling Two-Dimensional MoTe2 and InGaZnO Thin-Film Materials for Hybrid PN Junction and CMOS Inverters

Lee, H. S., Choi, K., Kim, J. S., Yu, S., Ko, K. R. & Im, S., 2017 May 10, In : ACS Applied Materials and Interfaces. 9, 18, p. 15592-15598 7 p.

Research output: Contribution to journalArticle

Diodes
Thin films
Photons
Gates (transistor)
Nanosheets
2 Citations (Scopus)

DNA-based small molecules for hole charge injection and channel passivation in organic heptazole field effect transistors

Cho, Y., Lee, J., Lim, J. Y., Yu, S., Yi, Y. & Im, S., 2017 Jan 13, In : Journal of Physics D: Applied Physics. 50, 6, 065107.

Research output: Contribution to journalArticle

Organic field effect transistors
Charge injection
Guanine
Passivation
passivity
29 Citations (Scopus)

Homogeneous 2D MoTe2 p–n Junctions and CMOS Inverters formed by Atomic-Layer-Deposition-Induced Doping

Lim, J. Y., Pezeshki, A., Oh, S., Kim, J. S., Lee, Y. T., Yu, S., Hwang, D. K., Lee, G-H., Choi, H. J. & Im, S., 2017 Aug 11, In : Advanced Materials. 29, 30, 1701798.

Research output: Contribution to journalArticle

Atomic layer deposition
Transition metals
Doping (additives)
Dangling bonds
Nanosheets
32 Citations (Scopus)

Mixed-Dimensional 1D ZnO–2D WSe2 van der Waals Heterojunction Device for Photosensors

Lee, Y. T., Jeon, P. J., Han, J. H., Ahn, J., Lee, H. S., Lim, J. Y., Choi, W. K., Song, J. D., Park, M. C., Im, S. & Hwang, D. K., 2017 Dec 15, In : Advanced Functional Materials. 27, 47, 1703822.

Research output: Contribution to journalArticle

heterojunction devices
photosensors
Heterojunctions
heterojunctions
diodes
5 Citations (Scopus)

Organic strain sensor comprised of heptazole-based thin film transistor and Schottky diode

Cho, Y., Jeon, P. J., Kim, J. S. & Im, S., 2017 Jan 1, In : Organic Electronics. 40, p. 24-29 6 p.

Research output: Contribution to journalArticle

Thin film transistors
Schottky diodes
Diodes
transistors
diodes
15 Citations (Scopus)

Transition Metal Dichalcogenide-Based Transistor Circuits for Gray Scale Organic Light-Emitting Displays

Yu, S., Kim, J. S., Jeon, P. J., Ahn, J., Park, J. C. & Im, S., 2017 Jan 12, In : Advanced Functional Materials. 27, 2, 1603682.

Research output: Contribution to journalArticle

transistor circuits
gray scale
Organic light emitting diodes (OLED)
Transition metals
Field effect transistors
9 Citations (Scopus)
graphene
field effect transistors
titanium
tuning
decoupling
2016
5 Citations (Scopus)

Abnormal Output Characteristics of p-Type Low Temperature Polycrystalline Silicon Thin Film Transistor Fabricated on Polyimide Substrate

Lee, S. W., Park, C. B., Jeon, P. J., Min, S. W., Lim, J. Y., Lee, H. S., Yoo, J. S., Yoo, S. S. & Im, S., 2016 Jan, In : IEEE Journal of the Electron Devices Society. 4, 1, p. 7-10 4 p., 7302517.

Research output: Contribution to journalArticle

Silicon
Thin film transistors
Polysilicon
Polyimides
Thermal Conductivity
73 Citations (Scopus)

Black phosphorus-zinc oxide nanomaterial heterojunction for p-n diode and junction field-effect transistor

Jeon, P. J., Lee, Y. T., Lim, J. Y., Kim, J. S., Hwang, D. K. & Im, S., 2016 Feb 10, In : Nano letters. 16, 2, p. 1293-1298 6 p.

Research output: Contribution to journalArticle

phosphorus oxides
Zinc Oxide
JFET
Field effect transistors
Zinc oxide
37 Citations (Scopus)

Copper Hydroxide Nanorods Decorated Porous Graphene Foam Electrodes for Non-enzymatic Glucose Sensing

Shackery, I., Patil, U., Pezeshki, A., Shinde, N. M., Kang, S., Im, S. & Jun, S. C., 2016 Feb 10, In : Electrochimica Acta. 191, p. 954-961 8 p.

Research output: Contribution to journalArticle

Graphite
Nanorods
Graphene
Glucose
Foams
5 Citations (Scopus)

Deep blue energy harvest photovoltaic switching by heptazole-based organic Schottky diode circuits

Lee, J., Raza, S. R. A., Jeon, P. J., Kim, J. S. & Im, S., 2016 Jun 10, In : NPG Asia Materials. 8, 6, e278.

Research output: Contribution to journalArticle

Schottky diodes
Diode
volatile organic compounds
Diodes
diodes
107 Citations (Scopus)

Electric and Photovoltaic Behavior of a Few-Layer α-MoTe2/MoS2 Dichalcogenide Heterojunction

Pezeshki, A., Shokouh, S. H. H., Nazari, T., Oh, K. & Im, S., 2016 Apr 27, In : Advanced Materials. 28, 16, p. 3216-3222 7 p.

Research output: Contribution to journalArticle

Heterojunctions
Quantum efficiency
Diodes
Lighting
Glass
16 Citations (Scopus)

Enhanced Non-enzymatic amperometric sensing of glucose using Co(OH)2 nanorods deposited on a three dimensional graphene network as an electrode material

Shackery, I., Patil, U., Pezeshki, A., Shinde, N. M., Im, S. & Jun, S. C., 2016 Aug 1, In : Microchimica Acta. 183, 8, p. 2473-2479 7 p.

Research output: Contribution to journalArticle

Graphite
Nanorods
Glucose
Nanocomposites
Electrodes
14 Citations (Scopus)

Large scale MoS2 nanosheet logic circuits integrated by photolithography on glass

Kwon, H., Jeon, P. J., Kim, J. S., Kim, T. Y., Yun, H., Lee, S. W., Lee, T. & Im, S., 2016 Sep 30, In : 2D Materials. 3, 4, 044001.

Research output: Contribution to journalArticle

logic circuits
Nanosheets
Logic circuits
Photolithography
photolithography
27 Citations (Scopus)

Non-Lithographic Fabrication of All-2D α-MoTe2 Dual Gate Transistors

Choi, K., Lee, Y. T., Kim, J. S., Min, S. W., Cho, Y., Pezeshki, A., Hwang, D. K. & Im, S., 2016 May 10, In : Advanced Functional Materials. 26, 18, p. 3146-3153 8 p.

Research output: Contribution to journalArticle

Field effect transistors
Gates (transistor)
Transistors
transistors
field effect transistors
20 Citations (Scopus)

Nonvolatile Charge Injection Memory Based on Black Phosphorous 2D Nanosheets for Charge Trapping and Active Channel Layers

Lee, Y. T., Lee, J., Ju, H., Lim, J. A., Yi, Y., Choi, W. K., Hwang, D. K. & Im, S., 2016 Aug 16, In : Advanced Functional Materials. 26, 31, p. 5701-5707 7 p.

Research output: Contribution to journalArticle

Charge trapping
Charge injection
Nanosheets
trapping
injection
MESFET devices
field effect transistors
conduction
metals
11 Citations (Scopus)

Selective dispersion of highly pure large-diameter semiconducting carbon nanotubes by a flavin for thin-film transistors

Park, M., Kim, S., Kwon, H., Hong, S., Im, S. & Ju, S-Y., 2016 Sep 7, In : ACS Applied Materials and Interfaces. 8, 35, p. 23270-23280 11 p.

Research output: Contribution to journalArticle

Carbon Nanotubes
Single-walled carbon nanotubes (SWCN)
Thin film transistors
Carbon nanotubes
Centrifugation
34 Citations (Scopus)

Self-Limiting Layer Synthesis of Transition Metal Dichalcogenides

Kim, Y., Song, J. G., Park, Y. J., Ryu, G. H., Lee, S. J., Kim, J. S., Jeon, P. J., Lee, C. W., Woo, W. J., Choi, T., Jung, H., Lee, H. B. R., Myoung, J. M., Im, S., Lee, Z., Ahn, J. H., Park, J. & Kim, H., 2016 Jan 4, In : Scientific reports. 6, 18754.

Research output: Contribution to journalArticle

transition metals
synthesis
controllability
atomic layer epitaxy
field effect transistors
47 Citations (Scopus)

Static and dynamic performance of complementary inverters based on nanosheet α-MoTe 2 p-channel and MoS 2 n-channel transistors

Pezeshki, A., Hosseini Shokouh, S. H., Jeon, P. J., Shackery, I., Kim, J. S., Oh, I. K., Jun, S. C., Kim, H. & Im, S., 2016 Jan 26, In : ACS Nano. 10, 1, p. 1118-1125 8 p.

Research output: Contribution to journalArticle

inverters
Nanosheets
Field effect transistors
Transistors
transistors
23 Citations (Scopus)

Transition metal dichalcogenide heterojunction PN diode toward ultimate photovoltaic benefits

Ahn, J., Jeon, P. J., Raza, S. R. A., Pezeshki, A., Min, S. W., Hwang, D. K. & Im, S., 2016 Oct 14, In : 2D Materials. 3, 4, 045011.

Research output: Contribution to journalArticle

Transition metals
Heterojunctions
heterojunctions
Diodes
transition metals
39 Citations (Scopus)

Two-dimensional van der Waals nanosheet devices for future electronics and photonics

Choi, K., Lee, Y. T. & Im, S., 2016 Oct 1, In : Nano Today. 11, 5, p. 626-643 18 p.

Research output: Contribution to journalReview article

Optics and Photonics
Semiconductors
Nanosheets
Field effect transistors
Photonics
11 Citations (Scopus)

Ultrasensitive low power-consuming strain sensor based on complementary inverter composed of organic p-and n-channels

Jeon, P. J., Lee, K., Park, E. Y., Im, S. & Bae, H., 2016 May 1, In : Organic Electronics. 32, p. 208-212 5 p.

Research output: Contribution to journalArticle

sensors
Sensors
inverters
Gages
strain gages
54 Citations (Scopus)

Ultrasensitive PbS quantum-dot-sensitized InGaZnO hybrid photoinverter for near-infrared detection and imaging with high photogain

Hwang, D. K., Lee, Y. T., Lee, H. S., Lee, Y. J., Shokouh, S. H., Kyhm, J. H., Lee, J., Kim, H. H., Yoo, T. H., Nam, S. H., Son, D. I., Ju, B. K., Park, M. C., Song, J. D., Choi, W. K. & Im, S., 2016 Jan 8, In : NPG Asia Materials. 8, 1, e233.

Research output: Contribution to journalArticle

phototransistors
Quantum Dots
Phototransistors
Semiconductor quantum dots
Infrared