Journal Articles

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Gapless superconductivity in Nb thin films probed by terahertz spectroscopy Nature Communications volume 14, Article number: 2737 (2023)

Tunable magnetization steps in mixed valent ferromagnet Eu2CoMnO6 Scientific Reports volume 11, Article number: 9408 (2021)

Dramatic Reduction of Contact Resistance via Ultrathin LiF in Two-Dimensional MoS2 Field Effect Transistors Nano Lett. 2021, 21, 8, 3503–3510

Thermomechanical Manipulation of Electric Transport in MoTe2 Advanced Electronic Materials Volume7, Issue4 April 2021 2000823

Capping and gate control of anomalous Hall effect and hump structure in ultra-thin SrRuO3 films Appl. Phys. Lett. 118, 173102 (2021)

Atomic-layer-confined multiple quantum wells enabled by monolithic bandgap engineering of transition metal dichalcogenides SCIENCE ADVANCES 26 Mar 2021 Vol 7, Issue 13

Nanowatt use 8 V switching nonvolatile memory transistors with 2D MoTe2 channel and ferroelectric P(VDF-TrFE) Nano Energy Volume 81, March 2021, 105686

Structural Phase Transition and Interlayer Coupling in Few-Layer 1T′ and Td MoTe2 ACS Nano 2021, 15, 2, 2962–2970

Thickness dependence of antiferromagnetic phase transition in Heisenberg-type MnPS3 Current Applied Physics Volume 21, January 2021, Pages 1-5

Tailoring Single- and Double-Sided Fluorination of Bilayer Graphene via Substrate Interactions Nano Lett. 2021, 21, 2, 891–898

Spatially dispersing Yu-Shiba-Rusinov states in the unconventional superconductor FeTe0.55Se0.45 Nature Communications volume 12, Article number: 298 (2021)

Kagome van-der-Waals Pd3P2S8 with flat band Scientific Reports volume 10, Article number: 20998 (2020)

Noncollinear antiferromagnetic order in the buckled honeycomb lattice of magnetoelectric Co4Ta2O9 determined by single-crystal neutron diffractio Phys. Rev. B 102, 214404 – Published 2 December 2020

Origin of temperature-dependent performance of hole-transport-layer-free perovskite solar cells doped with CuSCN Organic Electronics Volume 87, December 2020, 105958

Dynamic Oscillation via Negative Differential Resistance in Type III Junction Organic/2D and Oxide/2D TMD Diodes ADVANCED FUNCTIONAL MATERIALS Volume31, Issue9

Electrical joule heating for the isolation of ZnO nanowire channel and subsequent high-performance 1D circuit integration Current Applied Physics Volume 20, Issue 12, December 2020, Pages 1424-1428

Graphene p-n junction formed on SiC(0001) by Au intercalation Journal of the Korean Physical Society volume 78, 40–44

The 2020 Quantum Materials Roadmap

High-Performance van der Waals Junction Field-Effect Transistors Utilizing Organic Molecule/Transition Metal Dichalcogenide Interface ACS Nano 2020, 14, 11, 15646–15653

Engineering ferromagnetic lines in graphene by local oxidation and hydrogenation using nanoscale lithography Journal of Physics D: Applied Physics, Volume 54, Number 7

First-principles study of two-dimensional ferroelectrics using self-consistent Hubbard parameters Phys. Rev. B 102, 165157 – Published 30 October 2020

Proximate Kitaev system for an intermediate magnetic phase in in-plane magnetic fields Phys. Rev. B 102, 140402(R) – Published 6 October 2020

First-principles study on effects of local Coulomb repulsion and Hund’s coupling in ferromangetic semiconductor CrGeTe3 Journal of Applied Physics 128, 123901 (2020)

Multioperation-Mode Light-Emitting Field-Effect Transistors Based on van der Waals Heterostructure Advanced MaterialsVolume 32, Issue 43 2003567

Strongly adhesive dry transfer technique for van der Waals heterostructure 2D Materials, Volume 7, Number 4

Memristors Based on 2D Materials as an Artificial Synapse for Neuromorphic Electronics ADVANCED MATERIALS Volume32, Issue51

Light-Induced Anisotropic Morphological Dynamics of Black Phosphorus Membranes Visualized by Dark-Field Ultrafast Electron Microscopy ACS Nano 2020, 14, 9, 11383–11393, August 11, 2020

2D TMD Channel Transistors with ZnO Nanowire Gate for Extended Nonvolatile Memory Applications Volume30, Issue40, October 1, 2020 2004140

Simple Artificial Neuron Using an Ovonic Threshold Switch Featuring Spike-Frequency Adaptation and Chaotic Activity Phys. Rev. Applied 13, 064056 – Published 23 June 2020

Compositional effect in pentagonal layered PdSe2-xSx solid-solutions and their transport properties Scripta Materialia Volume 182, June 2020, Pages 6-10

Tailoring Single- and Double-sided Fluorination of Bilayer Graphene via Substrate Interactions Nano Lett. 2021, 21, 2, 891–898

Tunable Wettability of Graphene through Nondestructive Hydrogenation and Wettability-Based Patterning for Bioapplications Nano Lett. 2020, 20, 8, 5625–5631

Symmetry dictated grain boundary state in a two-dimensional topological insulator Nano Lett. 2020, 20, 8, 5837–5843

Complementary Type Ferroelectir Memory Transistor Circuits with P- and N- Channel MoTe2 Advanced Electronic Materials Volume6, Issue9 September 2020 2000479

Nonvolatile and Neuromorphic Memory Devices Using Interfacial Traps in Two-Dimensional WSe2/MoTe2 Stack Channel ACS Nano 2020, 14, 9, 12064–12071

Anisotropic and nonlinear magnetodielectric effects in orthoferrite ErFeO3 single crystals Scientific Reports volume 10, Article number: 11825 (2020)

Optical phonons of SnSe(1−x)Sx layered semiconductor alloys Scientific Reports volume 10, Article number: 11761 (2020

Coherent many-body exciton in van der Waals antiferromagnet NiPS3 Nature volume 583, pages785–789(2020)

Magnetic structures in the locally inverted interlayer coupling region of a bilayer magnetic system Journal of Magnetism and Magnetic Materials Volume 501, 1 May 2020, 166447

Enhanced photo-induced carrier generation efficiency through surface band bending in topological insulator Bi2Se3 thin films by oxidized layer ACS Appl. Mater. Interfaces 2020, 12, 23, 26649–26658

Polytypism in few-layer gallium selenide Nanoscale, 2020, 12, 8563-8573

Monolithic Interface Contact Engineering to Boost Optoelectronic Performances of 2D Semiconductor Photovoltaic Heterojunctions Nano Lett. 2020, 20, 4, 2443–2451

Tunable rectification in a molecular heterojunction with two-dimensional semiconductors Nature Communications volume 11, Article number: 1412 (2020)

Role of anionic vacancy for active hydrogen evolution in WTe2 Applied Surface Science Volume 515, 15 June 2020, 145972

Basal-Plane catalytic activity of layered metallic transition metal ditellurides for the hydrogen evolution reaction Appl. Sci. 2020, 10(9), 3087

Thickness Independent Semiconducting-to-Metallic Conversion in Wafer-Scale Two-Dimensional PtSe2 Layers by Plasma-Driven Chalcogen Defects Engineering ACS Appl. Mater. Interfaces 2020, 12, 12, 14341–14351

Black phosphorus as a bipolar pseudospin semiconductor Nature Materials volume 19, pages277–281(2020)

Electron-phonon coupling in the ordered phase of Rb on monolayer graphene Current Applied Physics Volume 20, Issue 4, April 2020, Pages 484-488

Tungsten Dichalcogenide Nanoflake/InGaZnO Thin‐Film Heterojunction for Photodetector, Inverter, and AC Rectifier Circuits Advanced Electronic Materials Volume6, Issue5 May 2020 2000026

Ultrafast 27 GHz cutoff frequency in vertical WSe2 Schottky diodes with extremely low contact resistance Nature Communications volume 11, Article number: 1574 (2020)

Metal-electrode-free inverted organic photovoltaics using electrospray-deposited PEDOT: PSS and spin-coated HAT-CN exciton blocking layer Current Applied Physics Volume 20, Issue 2, February 2020, Pages 277-281

Universal Oriented van der Waals Epitaxy of 1D Cyanide Chains on Hexagonal 2D Crystals ADVANCED SCIENCE Volume7, Issue4 February 19, 2020 1900757

Fabrication and Imaging of Monolayer Phosphorene with Preferred Edge Configurations via Graphene-Assisted Layer-by-Layer Thinning Nano Lett. 2020, 20, 1, 559–566

Metal-electrode-free inverted organic photovoltaics using electrospray-deposited PEDOT: PSS and spin-coated HAT-CN exciton blocking layer Current Applied Physics Volume 20, Issue 2, February 2020, Pages 277-281

Self-Powered Visible–Invisible Multiband Detection and Imaging Achieved Using High-Performance 2D MoTe2/MoS2 Semivertical Heterojunction Photodiodes ACS Appled Materials & Interfaces 2020, 12, 9, 10858–10866

Low Voltage and Ferroelectric 2D Electron Devices Using Lead‐Free BaxSr1‐xTiO3 and MoS2 Channel Advanced Functional materials Volume30, Issue7 February 12, 2020 1908210

Two-dimensional semiconducting materials for electronic and optoelectronic applications: Potential and challenge 2D Materials, Volume 7, Number 2 Two-dimensional semiconducting materials for electronic and optoelectronic applications: Potential and challenge

Directed self-assembly of a helical nanofilament liquid crystal phase for use as structural color reflectors NPG Asia Materials volume 11, Article number: 45 (2019)

ZnO: Ga-graded ITO electrodes to control interface between PCBM and ITO in planar perovskite solar cells Science and Technology of Advanced Materials Volume 20, 2019 - Issue 1

Unveiling the origin of performance reduction in perovskite solar cells with TiO2 electron transport layer: Conduction band minimum mismatches and chemical interactions at buried interface Applied Surface Science Volume 495, 30 November 2019, 143490

All-2D ReS2 transistors with split gates for logic circuitry Scientific Reports volume 9, Article number: 10354 (2019)

Multifunctional Two-Dimensional PtSe2-Layer Kirigami Conductors with 2000% Stretchability and Metallic-to-Semiconducting Tunability Nano Lett. 2019, 19, 11, 7598–7607 Publication Date:June 17, 2019

Horizontal-to-Vertical Transition of 2D Layer Orientation in Low-Temperature CVD-Grown PtSe2 and Its Influences on Electrical Properties and Device Applications ACS Appl. Mater. Interfaces 2019, 11, 14, 13598–13607

Horizontal-to-Vertical Transition of 2D Layer Orientation in Low-Temperature CVD-Grown PtSe2 and Its Influences on Electrical Properties and Device Applications ACS Appl. Mater. Interfaces 2019, 11, 14, 13598–13607

Phonon-Assisted Carrier Transport through Lattice-Mismatched Interface NPG Asia Materials volume 11, Article number: 14 (2019)

Electrically Conducting and Mechanically Strong Graphene-Polylactic Acid Composites for 3D Printing ACS Appl. Mater. Interfaces 2019, 11, 12, 11841–11848

Molecular flux distribution from the thermal evaporation source using Monte Carlo method: The importance of interparticle collision Current Applied Physics Volume 19, Issue 11, November 2019, Pages 1233-1237

Raman spectroscopy of two-dimensional magnetic van der Waals materials Nanotechnology, Volume 30, Number 45

Antiferromagnetic ordering in van der Waals 2D magnetic material MnPS3 probed by Raman spectroscopy 2D Materials, Volume 6, Number 4

Complete determination of the crystallographic orientation of ReX2 (X = S, Se) by polarized Raman spectroscopy Nanoscale Horiz., 2020,5, 308-315

Advanced Multifunctional Field Effect Devices Using Common Gate for Both 2D Transition‐Metal Dichalcogenide and InGaZnO Channels ADVANCED ELETRONIC MATERIALS Volume5, Issue12 December 2019 1900730

Direct imaging of structural disordering and heterogeneous dynamics of fullerene molecular liquid Nature Communications volume 10, Article number: 4395 (2019)

Hybrid catalyst with monoclinic MoTe2 and platinum for efficient hydrogen evolution APL Materials 7, 071118 (2019

Moire phonons in twisted bilayer graphene Phys. Rev. B 100, 075416 – Published 12 August 2019

Trap-assisted high responsivity of a phototransistor using bi-layer MoSe2 grown by molecular beam epitaxy Applied Surface Science Volume 494, 15 November 2019, Pages 37-45

All-2D ReS2 transistors with split gates for logic circuitry Scientific Reports volume 9, Article number: 10354 (2019)

Multifunctional Two-Dimensional PtSe2-Layer Kirigami Conductors with 2000% Stretchability and Metallic-to-Semiconducting Tunability Nano Lett. 2019, 19, 11, 7598-7607

Unveiling the origin of performance reduction in perovskite solar cells withTiO2electron transport layer: Conduction band minimum mismatches andchemical interactions at buried interface Applied Surface Science Volume 495, 30 November 2019, 143490

Direct p-doping of Li-TFSI for efficient hole injection: Role of polaronic level in molecular doping Applied Surface Science Volume 480, 30 June 2019, Pages 565-571

Electronic structure of Ba(OH)2 interface in inverted organic photovoltaics: Improved electron transport by charged state of C60 Applied Surface Science Volume 476, 15 May 2019, Pages 435-441

Electronic Structure of Nonionic Surfactant-Modified PEDOT:PSS and Its Application in Perovskite Solar Cells with Reduced Interface Recombination ACS Appl. Mater. Interfaces 2019, 11, 18, 17028-17034

In-plane band bending in hexagonal monolayer WS2 by edge polarization Phys. Rev. B 99, 205427

Strong magnetoelectric coupling in mixed ferrimagnetic-multiferroic phases of a double perovskite Scientific Reports volume 9, Article number: 5456 (2019)

Enhanced Exchange Bias Effect by Modulating Relative Ratio of Magnetic Ions in Y2Co2-xMnxO6 (x=ˆ1.0–1.9) Volume13, Issue7 July 2019 1900008

Quasicrystalline electronic states in 30∘ rotated twisted bilayer graphene Phys. Rev. B 99, 165430 (2019)

A new family of two-dimensional crystals: open framework T3X (T=C, Si, Ge, Sn; X=0, S, Se, Te) compounds with tetrahedral bonding Nano Lett. 2019, 19, 4, 2694-2699

Closing the Surface Bandgap in Thin Bi2Se3/ Graphene Heterostructures ACS Nano 2019, 13, 4, 3931-3939

P-N junction Diode Using Plasma Boron-Doped Black Phosphorus for High-Performance Photovoltaic Devices ACS Nano 2019, 13, 2, 1683-1693

Single-crystalline Cu2O thin films of optical quality as obtained by the oxidation of single-crystal Cu thin films at low temperature APL Materials 7, 031115 (2019)

Topological properties controlled by light Nature 565, 32-33 (2019)

Nonlinear magnetodielectric effect of disordered perovskite HoCr0.5Fe0.5O3: Role of magnetic rare-earth ions Volume 785, 15 May 2019

Intrinsic Correlation between Electronic Structure and Degradation: From Few‐Layer to Bulk Black Phosphorus Volume58, Issue12 March 18, 2019

Self-Powered Chemical Sensing Driven by Graphene-Based Photovoltaic Heterojunctions with Chemically Tunable Built-In Potentials Volume15, Issue2 January 11, 2019 1804303

Suppression of magnetic ordering in XXZ-type antiferromagnetic monolayer NiPS3 Nature Communications volume 10, Article number: 345 (2019)

Davydov splitting and polytypism in few-layer MoS2 2D Materials, Volume 6, Number 1 Published 17 October 2018

Bulk properties of the van derWaals hard ferromagnet VI3 Phys. Rev. B 99, 041402(R) – Published 7 January 2019

Integrated advantages from perovskite photovoltaic cell and 2D MoTe2 transistor towards self-power energy harvesting and photosensing Nano Energy Volume 63, September 2019, 103833

Impact of Organic Molecule-Induced Charge Transfer on Operating Voltage Control of Both n-MoS2 and p-MoTe2 Transistors Nano Lett. 2019, 19, 4, 2456-2463 Publication Date:March 11, 2019

Monolayer MoS 2 field-effect transistors patterned by photolithography for active matrix pixels in organic light-emitting diodes npj 2D Materials and Applications volume 3, Article number: 9 (2019)

Impact of H‐Doping on n‐Type TMD Channels for Low‐Temperature Band‐Like Transport Small Volume15, Issue38 September 18, 2019 1901793

Seamless MoTe2 Homojunction PIN Diode toward 1300 nm Short‐Wave Infrared Detection Advanced Optical Materials Volume7, Issue19 October 4, 2019 1900768

Antiferromagnet-Based Spintronic Functionality by Controlling Isospin Domains in a Layered Perovskite Iridate Volume30, Issue52 December 27, 2018 1805564

Anisotropic magnetic properties and giant rotating magnetocaloric effect in double-perovskite Tb2CoMnO6 Phys. Rev. B 98, 174424 – Published 19 November 2018

Direct Thermal Growth of Large Scale Cl-doped CdTe Film for Low Voltage High Resolution X-ray Image Sensor Scientific Reports volume 8, Article number: 14810 (2018)

High-Performance 2D MoS2 Phototransistor for Photo Logic Gate and Image Sensor ACS Photonics 2018, 5, 12, 4745-4750

Van der Waals junction field effect transistors with both n- and p-channel transition metal dichalcogenides npj 2D Mater Appl 2, 37 (2018)

2D WSe2/MoS2 van der Waals heterojunction photodiode for visible-near infrared broadband detection Appl. Phys. Lett. 113, 163102 (2018)

Fully Transparent p-MoTe2 2D Transistors Using Ultrathin MoOx/Pt Contact Media for Indium-Tin-Oxide Source/Drain ADVANCED FUNCTIONAL MATERIALS Volume28, Issue39 September 26, 2018 1801204

Interface engineering for a stable chemical structure of oxidized-black phosphorus via self-reduction in AlOx atomic layer deposition Nanoscale, 2018,10, 22896-22907

Tuning of Topological Dirac States via Modification of van der Waals Gap in Strained Ultrathin Bi2Se3 Films J. Phys. Chem. C 2018, 122, 41, 23739-23748 September 28, 2018

Evolution of the broadband optical transition in large-area MoSe2 Phys. Rev. B 97, 075433

Direct Thermal Growth of Large Scale Cl-doped CdTe Film for Low Voltage High Resolution X-ray Image Sensor Scientific Reports, volume 8, Article number: 14810 (2018)

2D MoSe2 Transistor with Polymer-Brush/Channel Interface Advanced Materials Interfaces Volume5, Issue19, October 9, 2018, 1800812

Interband Transitions in Monolayer and Few-Layer WSe2 Probed Using Photoexcited Charge Collection Spectroscopy ACS Appl Mater Interfaces. 2018 Jun 20;10(24):20213-20218

Vertical and In-Plane Current Devices Using NbS2/n-MoS2 van der Waals Schottky Junction and Graphene Contact Nano Lett. 2018 Mar 14;18(3):1937-1945

Charge-Transfer-Induced p‑Type Channel in MoS2 Flake Field Effect Transistors ACS Appl. Mater. Interfaces, 2018, 10 (4), pp 4206–4212

Polymer/oxide bilayer dielectric for hysteresis minimized 1 V operating 2D TMD transistors RSC Adv., 2018, 8, 2837-2843

One-Dimensional Assembly on Two-Dimensions: AuCN Nanowire Epitaxy on Graphene for Hybrid Phototransistors Nano Lett., 2018, 18 (10), pp 6214–6221

Low-Frequency Raman Spectroscopy of Few-Layer 2H-SnS2 Scientific Reportsvolume 8, Article number: 10194 (2018)

Variation of photoluminescence spectral line shape of monolayer WS2 Current Applied Physics Volume 18, Issue 8, August 2018, Pages 941-945

Correlational Effects of the Molecular-Tilt Configuration and the Intermolecular van der Waals Interaction on the Charge Transport in the Molecular Junction Nano Lett., 2018, 18 (7), pp 4322–4330

Synaptic barristor Based on Phase-Engineered 2D Heterostructures Advanced Materials, Volume30, Issue35 August 29, 2018 1801447

Magic Clusters of MoS2 by Edge S2 Interdimer Spacing Modulation J. Phys. Chem. Lett., 2018, 9 (10), pp 2697–2702

Dirac electrons in a dodecagonal graphene quasicrystal Science 28 Jun 2018 1804.04261.pdf

Enhanced Thermoelectric Properties in a New Silicon Crystal Si24 with Intrinsic Nanoscale Porous Structure NANO LETTERS, 2018

A new series of two-dimensional silicon crystals with versatile electronic properties 2D Materials, Volume 5, Number 2 , 2018

Holstein polaron in a valley-degenerate two-dimensional semiconductor. Nature Materials volume 17, pages676–680 (2018) 1805.11198.pdf

Enhancing the Performance of Inverted Organic Photovoltaics Using Cathode Interlayers Based on Solution‐Processable Tetrabutylammonium Halides Physica Status Solidi - Rapid Research Letters, Volume 11, Issue number 10, Article number 1700250

In-plane magnetic anisotropy in strontium iridate Sr2IrO4 Physical Review B, Volume 96, Issue number 15, Article number 155102

Giant Anisotropic Magnetocaloric Effect in Double-perovskite Gd2CoMnO6 Single Crystals Scientific Reports, Volume 7, Issue number 1, Article number 16099

Excitonic resonance effects and Davydov splitting in circularly polarized Raman spectra of few-layer WSe2 2D Materials, Volume 4, Number 4

Characterization of Rotational Stacking Layers in Large-Area MoSe2 Film Grown by Molecular Beam Epitaxy and Interaction with Photon ACS Appl. Mater. Interfaces 2017, 9, 36, 30786-30796

Two-Dimensional Dirac Fermions Protected by Space-Time Inversion Symmetry in Black Phosphorus Phys. Rev. Lett. 119, 226801 (2017)

Charge Transport in 2D DNA Tunnel Junction Diodes Small. 2017 Dec;13(48).

Unraveling the Charge Extraction Mechanism of Perovskite Solar Cells Fabricated with Two-Step Spin Coating: Interfacial Energetics between Methylammonium Lead Iodide and C60 J. Phys. Chem. Lett., 2017, 8 (21), pp 5423–5429

Mixed-Dimensional 1D ZnO–2D WSe2 van der Waals Heterojunction Device for Photosensors Advanced Functional Materials, volume27, Article number:1703822

Strain-shear coupling in bilayer MoS2 NATURE COMMUNICATIONS, v.8, no.1, pp.1370 -

Characterization of Rotational Stacking Layers in Large-Area MoSe2 Film Grown by Molecular Beam Epitaxy and Interaction with Photon ACS Appl. Mater. Interfaces, 2017, 9 (36), pp 30786–30796