Publications in 2020
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Layered Dynamical Conductivity for a Transfer Matrix Method -Application to an N-layer Graphene-
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In-situ X-ray diffraction analysis of GaN growth on graphene-covered amorphous substrates
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Controlled CVD growth of lateral and vertical graphene/h-BN heterostructures
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Universal layer number in graphite
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Suppression of gate screening on edge magnetoplasmons by highly resistive ZnO gate
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Dynamical environmental effects lowering the plasmon energy and lifetime in doped carbon nanotubes
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Surface-enhanced Raman scattering from buffer layer under graphene on SiC in a wide energy range from visible to near-infrared
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Quantum limit cyclotron resonance in monolayer epitaxial graphene in magnetic fields up to 560 T: The relativistic electron and hole asymmetry
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Theoretical Study on C Adsorbate at Graphene/Cu(111) or h-BN/Cu(111) Interfaces
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Interplay of structure and charge order revealed by quantum oscillations in thin films of Pr2CuO4 +/-delta
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Dopamine detection on activated reaction field consisting of graphene-integrated silicon photonic cavity
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Turbostratic Stacking Effect in Multilayer Graphene on the Electrical Transport Properties
Phys. Status Solidi B-Basic Solid State Phys. , 1900437 (2019).
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Comments on superconductivity in AE(2)CuO(4 +/-delta) (AE = Sr, Ba)
Proc. Natl. Acad. Sci. U. S. A. 116 (37) 18165-18165 (2019).
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STM/S observations of graphene on SiC(0001) etched by H-plasma
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Turbostratic multilayer graphene synthesis on CVD graphene template toward improving electrical performance
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Molecular beam epitaxy of electron-doped infinite-layer Ca1-xRxCuO2 thin films
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Catalyst-Selective Growth of Single-Orientation Hexagonal Boron Nitride toward High-Performance Atomically Thin Electric Barriers
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Plasmon Control Driven by Spatial Carrier Density Modulation in Graphene
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Evolution of charge order topology across a magnetic phase transition in cuprate superconductors
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Structural analysis of cubic boron nitride (111) films heteroepitaxially grown on diamond (111) substrates
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Ferromagnetism above 1000 K in a highly cation-ordered double-perovskite insulator Sr3OsO6
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Resolving the nature of electronic excitations in resonant inelastic x-ray scattering
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Self-Folded Three-Dimensional Graphene with a Tunable Shape and Conductivity
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Fano effect in the transport of an artificial molecule
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Plasmon confinement by carrier density modulation in graphene
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Improved adaptive sampling method utilizing Gaussian process regression for prediction of spectral peak structures
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Surface structures of graphene covered Cu(103)
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Infinite-layer phase formation in the Ca(1-x)Sr(x)Cu(O2) system by reactive molecular beam epitaxy
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Infinite-layer phase formation in the Ca1-xSrxCuO2 system by reactive molecular beam epitaxy
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Relaxation of Plasma Carriers in Graphene: An Approach by Frequency-Dependent Optical Conductivity Measurement
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Angle-resolved photoemission spectroscopy of the low-energy electronic structure of superconducting Pr2CuO4 driven by oxygen nonstoichiometry
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Electronic Structure of Ce-Doped and -Undoped Nd2CuO4 Superconducting Thin Films Studied by Hard X-Ray Photoemission and Soft X-Ray Absorption Spectroscopy
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Direct extraction of electron parameters from magnetoconductance analysis in mesoscopic ring array structures
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Phonon anomaly by massive Dirac fermions of graphene
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Theory of a Carbon-Nanotube Polarization Switch
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Ultrafast Terahertz Nonlinear Optics of Landau Level Transitions in a Monolayer Graphene
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Unraveling localized states in quasi free standing monolayer graphene by means of Density Functional Theory
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Epitaxial effects in thin films of high-T-c cuprates with the K2NiF4 structure
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Transistors driven by superconductors
(Editorial Material) Nature 555 (7695) 172-173 (2018).
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Atomic and electronic structure of Si dangling bonds in quasi-free-standing monolayer graphene
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Graphene nanoribbon field-effect transistors fabricated by etchant-free transfer from Au(788)
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Very Gradual and Anomalous Oxidation at the Interface of Hydrogen-Intercalated Graphene/4H-SiC(0001)
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Terahertz spectroscopy of graphene complementary split ring resonators with gate tunability
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Charge fractionalization in artificial Tomonaga-Luttinger liquids with controlled interaction strength
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Molecular beam epitaxy of Nd2PdO4 thin films
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Photoresponse of a La1.85Sr0.15CuO4 nanostrip
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Initial stage of hexagonal boron nitride growth in diffusion and precipitation method
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SNSPD With Ultimate Low System Dark Count Rate Using Various Cold Filters
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Orientation-controlled growth of hexagonal boron nitride monolayers templated from graphene edges
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Effects of environmental conditions on the ultrafast carrier dynamics in graphene revealed by terahertz spectroscopy
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Effect of isotopic purification on spectral-hole narrowing in Er-167(3+) hyperfine transitions
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Mechanism of concentration quenching in epitaxial (ErxSc1-x)(2)O-3 thin layers
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Epitaxial growth of monolayer MoSe2 on GaAs
Appl. Phys. Express 9 (11), 115501 (2016).
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Shubnikov-de Haas quantum oscillations reveal a reconstructed Fermi surface near optimal doping in a thin film of the cuprate superconductor Pr1.86Ce0.14CuO4 +/-delta
Phys. Rev. B 94 (10), 104514 (2016).
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Energy Dissipation in Graphene Mechanical Resonators with and without Free Edges
Micromachines 7 (9), 158 (2016).
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Incommensurate defect-driven electron correlations in Pr1.85Ce0.15CuO4+delta
Phys. Rev. B 94 (5), 054513 (2016).
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Atmospheric Pressure Chemical Vapor Deposition Growth of Millimeter-Scale Single-Crystalline Graphene on the Copper Surface with a Native Oxide Layer
Chem. Mat. 28 (14), 4893-4900 (2016).
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Applying strain into graphene by SU-8 resist shrinkage
J. Phys. D-Appl. Phys. 49 (28), 285303 (2016).
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Highly Uniform Bilayer Graphene on Epitaxial Cu-Ni(111) Alloy
Chem. Mat. 28 (13), 4583-4592 (2016).
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Growth and low-energy electron microscopy characterizations of graphene and hexagonal boron nitride
Prog. Cryst. Growth Charact. Mater. 62 (2), 155-176 (2016).
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Direct observation of infinite NiO2 planes in LaNiO2 films
Appl. Phys. Express 9 (6), 061101 (2016).
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Transmission, reflection, and absorption spectroscopy of graphene microribbons in the terahertz region
Jpn. J. Appl. Phys. 55 (6), 06GF08 (2016).
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Theory of intraband plasmons in doped carbon nanotubes: Rolled surface-plasmons of graphene
Appl. Phys. Lett. 108 (16), 163109 (2016).
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Reassessment of the electronic state, magnetism, and superconductivity in high-Tc cuprates with the Nd2CuO4 structure
Physica C 523 28-54 (2016).
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Direct growth of graphene on SiC(0001) by KrF-excimer-laser irradiation
Appl. Phys. Lett. 108 (9), 093107 (2016).
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Detection of Coherent Terahertz Radiation from a High-Temperature Superconductor Josephson Junction by a Semiconductor Quantum-Dot Detector
Phys. Rev. Appl. 5 (2), 024010 (2016).
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Etchant-free graphene transfer using facile intercalation of alkanethiol self-assembled molecules at graphene/metal interfaces
Nanoscale 8 (22), 11503-11510 (2016).
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Graphene FRET Aptasensor
ACS Sens. 1 (6), 710-716 (2016).
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Planar cold cathode based on a multilayer-graphene/SiO2/Si heterodevice
Appl. Phys. Express 9 (10), 105101 (2016).
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Engineering quantum spin Hall insulators by strained-layer heterostructures
Appl. Phys. Lett. 109 (19), 192105 (2016).
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Single-edge transport in an InAs/GaSb quantum spin Hall insulator
Phys. Rev. B 94 (3), 035301 (2016).
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Evaluation of disorder introduced by electrolyte gating through transport measurements in graphene
Appl. Phys. Express 9 (6), 065102 (2016).
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Determination of intrinsic lifetime of edge magnetoplasmons
Phys. Rev. B 93 (12), 125402 (2016).
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Ultra-fine metal gate operated graphene optical intensity modulator
Appl. Phys. Lett. 109 (25), 251101 (2016).
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Quantum Hall effect in epitaxial graphene with permanent magnets
Sci Rep 6, 38393 (2016).
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Spin Blocker Using the Interband Rashba Effect in Symmetric Double Quantum Wells
Phys. Rev. Appl. 4, 034010 (2015).
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Photocurrent generation of a single-gate graphene p-n junction fabricated by interfacial modification
Nanotechnology 26, 385203 (2015).
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Growth Dynamics of Single-Layer Graphene on Epitaxial Cu Surfaces
Chem. Mat. 27, 5377-5385 (2015).
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Large optical anisotropy for terahertz light of stacked graphene ribbons with slight asymmetry
J. Appl. Phys. 117, 174302 (2015).
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Bilayer-induced asymmetric quantum Hall effect in epitaxial graphene
Semicond. Sci. Technol. 30, 055007 (2015).
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Growth and Optical Properties of High-Quality Monolayer WS2 on Graphite
ACS Nano 9, 4056-4063 (2015).
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As-grown superconducting Pr2CuO4 under thermodynamic constraints
Appl. Phys. Express 8, 053101 (2015).
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On-chip FRET Graphene Oxide Aptasensor: Quantitative Evaluation of Enhanced Sensitivity by Aptamer with a Double-stranded DNA Spacer
Anal. Sci. 31, 875-879 (2015).
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Probing the extended-state width of disorder-broadened Landau levels in epitaxial graphene
Phys. Rev. B 92, 125407 (2015).
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Shot noise generated by graphene p-n junctions in the quantum Hall effect regime
Nat. Commun. 6, 8068 (2015).
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Gate-controlled semimetal-topological insulator transition in an InAs/GaSb heterostructure
Phys. Rev. B 91, 245309 (2015).
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Low-temperature crystallization and high-temperature instability of hydroxyapatite thin films deposited on Ru, Ti, and Pt metal substrates
Surf. Coat. Technol. 266 42-48 (2015).
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Nonlinear terahertz field-induced carrier dynamics in photoexcited epitaxial monolayer graphene
Phys. Rev. B 91 (3), 035422 (2015).
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Resistivity anisotropy measured using four probes in epitaxial graphene on silicon carbide
Appl. Phys. Express 8 (3), 036602 (2015).
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Effect of structure and composition on optical properties of Er-Sc silicates prepared from multi-nanolayer films
Opt. Express 23 (6) 7021-7030 (2015).
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Effects of UV light intensity on electrochemical wet etching of SiC for the fabrication of suspended graphene
Jpn. J. Appl. Phys. 54 (3), 036502 (2015).
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On-chip graphene oxide aptasensor for multiple protein detection
Anal. Chim. Acta 866 1-9 (2015).
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Simultaneous light emissions from erbium-thulium silicates and oxides on silicon in the second and third telecommunications bands
Opt. Mater. Express 4 (9), 1747-1755 (2014).
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In situ scanning electron microscopy of graphene nucleation during segregation of carbon on polycrystalline Ni substrate
J. Phys. D-Appl. Phys. 47 (45), 455301 (2014).
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Correlation between morphology and transport properties of quasi-free-standing monolayer graphene
Appl. Phys. Lett. 105 (22), 221604 (2014).
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Scandium effect on the luminescence of Er-Sc silicates prepared from multi-nanolayer films
Nanoscale Res. Lett. 9, 356 (2014).
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Direct Chemical Vapor Deposition Growth of WS2 Atomic Layers on Hexagonal Boron Nitride
ACS Nano 8 (8), 8273-8277 (2014).
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Ultrathin Chemical Vapor Deposition (CVD)-Grown Hexagonal Boron Nitride as a High-Quality Dielectric for Tunneling Devices on Rigid and Flexible Substrates
J. Phys. Chem. C 118 (6), 3340-3346 (2014).
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Scalable synthesis of layer-controlled WS2 and MoS2 sheets by sulfurization of thin metal films
Appl. Phys. Lett. 105 (8), 083112 (2014).
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Energy dissipation in edged and edgeless graphene mechanical resonators
J. Appl. Phys. 116 (6), 064304 (2014).
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Etchant-free and damageless transfer of monolayer and bilayer graphene grown on SiC
Jpn. J. Appl. Phys. 53 (11), 115101 (2014).
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Effects of hydrogen intercalation on transport properties of quasi-free-standing monolayer graphene
Jpn. J. Appl. Phys. 53 (4), 04EN01 (2014).
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Optical absorption characteristics and polarization dependence of single-layer graphene on silicon waveguide
IEICE Trans. Electron. E97C (7), 736-743 (2014).
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Formation of Oriented Graphene Nanoribbons over Heteroepitaxial Cu Surfaces by Chemical Vapor Deposition
Chem. Mat. 26 (18), 5215-5222 (2014).
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Raman spectroscopic investigation of polycrystalline structures of CVD-grown graphene by isotope labeling
Nanoscale 6, 13838 (2014).
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Influence of graphene on quality factor variation in a silicon ring resonator
Appl. Phys. Lett. 104, 091122 (2014).
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On-chip graphene oxide aptasensor for multiple protein detection
Anal. Chim. Acta, doi:10.1016/j.aca.2014.10.047.
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Electrostatic control of the dynamics of lipid bilayer self-spreading using a nanogap gate
Mater. Res. Express 1 (3), 035404 (2014).
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Deep-level transient spectroscopy characterization of In(Ga) As quantum dots fabricated using Bi as a surfactant
Jpn. J. Appl. Phys. 53 (6), 06JG11 (2014).
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Lattice-Oriented Catalytic Growth of Graphene Nanoribbons on Heteroepitaxial Nickel Films
ACS Nano 7 (12), 10825-10833 (2013).
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Site-Selective Epitaxy of Graphene on Si Wafers
Proc. IEEE 101 (7), 1557-1566 (2013).
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Protein recognition on a single graphene oxide surface fixed on a solid support
J. Mat. Chem. B 1 (8), 1119-1124 (2013).
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Tuning of quantum interference in top-gated graphene on SiC
Phys. Rev. B 88 (23), (2013).
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Graphene Layer Formation on Polycrystalline Nickel Grown by Chemical Vapor Deposition
Jpn. J. Appl. Phys. 52 (3), 035103 (2013).
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Characterization of Optical Absorption and Polarization Dependence of Single-Layer Graphene Integrated on a Silicon Wire Waveguide
Jpn. J. Appl. Phys. 52 (6), (2013).
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Molecular beam epitaxial growth of graphene using cracked ethylene - Advantage over ethanol in growth
Diam. Relat. Mat. 34, 84-88 (2013).
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Molecular beam epitaxial growth of graphene using cracked ethylene
J. Cryst. Growth 378, 404-409 (2013).
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Core-level photoelectron spectroscopy study of interface structure of hydrogen-intercalated graphene on n-type 4H-SiC(0001)
Phys. Rev. B 88 (8), 085422 (2013).
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Hydrogen storage with titanium-functionalized graphene
Appl. Phys. Lett. 103 (1), 013903 (2013).
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Self organization of a hexagonal network of quasi-free-standing monolayer graphene nanoribbons
Phys. Rev. B 87 (16), 165408 (2013).
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Mixture formation of ErxYb2-xSi2O7 and ErxYb2-xO3 on Si for broadening the C-band in an optical amplifier
AIP Adv. 3 (4), 042107 (2013).
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Light emission from thulium silicates and oxides for optical amplifiers on silicon in the extended optical communications band
AIP Adv. 3 (7), 072122 (2013).
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Growth and low-energy electron microscopy characterization of monolayer hexagonal boron nitride on epitaxial cobalt
Nano Res. 6 (5), 335-347 (2013).
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Quantum Faraday and Kerr rotations in graphene
Nat. Commun. 4, 1841 (2013).
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Structural Instability of Transferred Graphene Grown by Chemical Vapor Deposition against Heating
J. Phys. Chem. C 117 (42), 22123-22130 (2013).
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Boron nitride growth on metal foil using solid sources
J. Vac. Sci. Technol. B 31 (4), 041804 (2013).
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Epitaxial Trilayer Graphene Mechanical Resonators Obtained by Electrochemical Etching Combined with Hydrogen Intercalation
Jpn. J. Appl. Phys. 52 (4), (2013).
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Graphene-modified Interdigitated Array Electrode: Fabrication, Characterization, and Electrochemical Immunoassay Application
Anal. Sci. 29 (1), 55-60 (2013).
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Molecular design for enhanced sensitivity of a FRET aptasensor built on the graphene oxide surface
Chem. Commun. 49 (88), 10346-10348 (2013).
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Selective charge doping of chemical vapor deposition-grown graphene by interface modification
Appl. Phys. Lett. 103 (25), 253116 (2013).
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Electrostatic Control of Artificial Cell Membrane Spreading by Tuning the Thickness of an Electric Double Layer in a Nanogap
IEICE Trans. Electron. E86C (3), 344-347 (2013).
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Stability and reactivity of steps in the initial stage of graphene growth on the SiC(0001) surface
Phys. Rev. B 88 (23), 235405 (2013).
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Graphene-Based Nano-Electro-Mechanical Switch with High On/Off Ratio
Appl. Phys. Express 6 (5), 055101 (2013).
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Plasmon transport in graphene investigated by time-resolved electrical measurements
Nat. Commun. 4, 1363 (2013).
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Topological Raman Band in the Carbon Nanohorn
Phys. Rev. Lett. 111 (11), 116801 (2013).
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Population dynamics in epitaxial Er2O3 thin films grown on Si(111)
Appl. Phys. Lett. 102 (24), 241918 (2013).
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Catalytic Growth of Graphene: Toward Large-Area Single-Crystalline Graphene
Journal Of Physical Chemistry Letters 3 (16), 22282236 (2012).
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Electroluminescence from Er3+ incorporated into silicon oxide thin film on silicon in a scanning tunneling microscope
Journal Of Nanophotonics 6 (), 063503 (2012).
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Self-spreading of Supported Lipid Bilayer on SiO2 Surface Bearing Graphene Oxide
Chemistry Letters 41 (10), 12591261 (2012).
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Growth and electronic transport properties of epitaxial graphene on SiC
Journal Of Physics D-applied Physics 45 (15), 154008 (2012).
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A Raman imaging study of growth process of few-layer epitaxial graphene on vicinal 6H-SiC
Diamond And Related Materials 25 (), 8083 (2012).
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Formation of Graphene Nanofin Networks on Graphene/SiC(0001) by Molecular Beam Epitaxy
Japanese Journal Of Applied Physics 51 (6), 06FD16 (2012).
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Macroscopic Single-Domain Graphene Growth on Polycrystalline Nickel Surface
Applied Physics Express 5 (3), 035501 (2012).
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Domain Structure and Boundary in Single-Layer Graphene Grown on Cu(111) and Cu(100) Films
Journal Of Physical Chemistry Letters 3 (2), 219226 (2012).
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Energy Transfers between Er3+ Ions Located at the Two Crystalographic Sites of Er2O3 Grown on Si(111)
Japanese Journal Of Applied Physics 51 (2), 02BG07 (2012).
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Real-time synchrotoron radiation X-ray diffraction and abnormal temperature dependence of photoluminescence from erbium silicates on SiO2/Si substrates
Aip Advances 2 (1), 012141 (2012).
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Influence of Cu metal on the domain structure and carrier mobility in single-layer graphene
Carbon 50 (6), 21892196 (2012).
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Microscopic Raman Mapping of Epitaxial Graphene on 4H-SiC(0001)
Japanese Journal Of Applied Physics 51 (6), 06FD06 (2012).
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Chemical vapor deposition of boron- and nitrogen-containing graphene thin films
Materials Science And Engineering B-advanced Functional Solid-state Materials 177 (2), 233238 (2012).
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Growth of atomically thin hexagonal boron nitride films by diffusion through a metal film and precipitation
Journal Of Physics D-applied Physics 45 (38), 385304 (2012).
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Graphene Growth from Spin-Coated Polymers without a Gas
Japanese Journal Of Applied Physics 51 (6), 06FD01 (2012).
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In situ scanning electron microscopy of graphene growth on polycrystalline Ni substrate
Surface Science 606 (7-8), 728732 (2012).
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Electrical Characterization of Bilayer Graphene Formed by Hydrogen Intercalation of Monolayer Graphene on SiC(0001)
Japanese Journal Of Applied Physics 51 (2), 02BN02 (2012).
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Quantum Hall effect and carrier scattering in quasi-free-standing monolayer graphene
Applied Physics Express 5, 125101 (2012).
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Near-infrared photoluminescence spectral imaging of chemically oxidized graphene flakes
e-J. Surf. Sci. Nanotechnol 10, 513 (2012).
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Chemical vapor deposition of hexagonal boron nitride
e-J. Surf. Sci. Nanotechnol 10, 133 (2012).
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Donor-to-Acceptor Distance Dependent Fluorescence Resonance Energy Transfer Efficiency for Multiple Donors and Acceptors System Confined within 2-Dimensional Fluid of Supported Lipid Bilayer
e-J. Surf. Sci. Nanotechnol 10, 121 (2012).
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Beating Analysis of Shubnikov de Haas Oscillation in In0.53Ga0.47As Double Quantum Well toward Spin Filter Applications
Ieice Transactions On Electronics E95C (5), 770776 (2012).
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The physics of epitaxial graphene on SiC(0001)
Journal Of Physics-condensed Matter 24 (31), 314215 (2012).
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Pseudospin for Raman D band in armchair graphene nanoribbons
Physical Review B 85 (7), 075437 (2012).
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Decay and frequency shift of both intervalley and intravalley phonons in graphene: Dirac-cone migration
Physical Review B 86 (20), 201403 (2012).