Press Release

Publications in 2023

  1. M. Hashisaka, T. Ito, T. Akiho, S. Sasaki, N. Kumada, N. Shibata, and K. Muraki

    Coherent-Incoherent Crossover of Charge and Neutral Mode Transport as Evidence for the Disorder-Dominated Fractional Edge Phase

    Phys. Rev. X 13 (3), 031024 (2023).

  2. A. Gourmelon, E. Frigerio, H. Kamata, L. Lunczer, A. Denis, P. Morfin, M. Rosticher, J. M. Berroir, G. Fève, B. Plaçais, H. Buhmann, L. W. Molenkamp, and E. Bocquillon

    Velocity and confinement of edge plasmons in HgTe-based two-dimensional topological insulators

    Phys. Rev. B 108 (3), 035405 (2023).

  3. K. Suzuki, T. Hata, Y. Sato, T. Akiho, K. Muraki, and T. Fujisawa

    Non-thermal Tomonaga-Luttinger liquid eventually emerging from hot electrons in the quantum Hall regime

    Commun. Phys. 6 (1), 103 (2023).

  4. M. Takiguchi, G. Q. Zhang, S. Sasaki, K. Tateno, C. John, M. Ono, H. Sumikura, A. Shinya, and M. Notomi

    Damage protection from focused ion beam process toward nanocavity-implemented compound semiconductor nanowire lasers

    Nanotechnology 34 (13), 135301 (2023).

Publications in 2022

  1. H. Bohuslavskyi, M. Hashisaka, T. Shimizu, T. Akiho, K. Muraki, and N. Kumada

    Fast time-domain current measurement for quantum dot charge sensing using a homemade cryogenic transimpedance amplifier

    Appl. Phys. Lett. 121 (18), 184003 (2022).

  2. S. Kaneta-Takada, Y. K. Wakabayashi, Y. Krockenberger, T. Nomura, Y. Kohama, S. A. Nikolaev, H. Das, H. Irie, K. Takiguchi, S. Ohya, M. Tanaka, Y. Taniyasu, and H. Yamamoto

    High-mobility two-dimensional carriers from surface Fermi arcs in magnetic Weyl semimetal films

    npj Quantum Mater. 7 (1), 102 (2022).

  3. H. Kamata, H. Irie, N. Kumada, and K. Muraki

    Time-resolved measurement of ambipolar edge magnetoplasmon transport in InAs/InGaSb composite quantum wells

    Phys. Rev. Res. 4 (3), 033214 (2022).

  4. M. Jo, J. Y. Lee, A. Assouline, P. Brasseur, K. Watanabe, T. Taniguchi, P. Roche, D. C. Glattli, N. Kumada, F. D. Parmentier, H. S. Sim, and P. Roulleau

    Scaling behavior of electron decoherence in a graphene Mach-Zehnder interferometer

    Nat. Commun. 13 (1), 5473 (2022).

  5. K. Yoshioka, T. Wakamura, M. Hashisaka, K. Watanabe, T. Taniguchi, and N. Kumada

    Ultrafast intrinsic optical-to-electrical conversion dynamics in a graphene photodetector

    Nat. Photonics 16 (10) 718+ (2022).

  6. T. Akiho, and K. Muraki

    Impact of in situ controlled disorder screening on fractional quantum Hall effects and composite fermion transport

    Phys. Rev. B 106 (7), 075302 (2022).

  7. R. Konuma, C. J. Lin, T. Hata, T. Hirasawa, T. Akiho, K. Muraki, and T. Fujisawa

    Nonuniform heat redistribution among multiple channels in the integer quantum Hall regime

    Phys. Rev. B 105 (23), 235302 (2022).

  8. K. Suzuki, K. Onomitsu, and K. Kanisawa

    Cross-sectional low-temperature scanning tunneling spectroscopy of an InAs p-n junction

    Jpn. J. Appl. Phys. 61 (6), 065001 (2022).

  9. W. Tomita, S. Sasaki, M. Asano, K. Tateno, H. Okamoto, and H. Yamaguchi

    Double-Gate Vectorial Frequency Control in Piezoresistive Nanowire Electromechanical Devices

    Phys. Rev. Appl. 17 (4), 044042 (2022).

  10. V. D. Pham, Y. Pan, S. C. Erwin, F. von Oppen, K. Kanisawa, and S. Folsch

    Topological states in dimerized quantum-dot chains created by atom manipulation

    Phys. Rev. B 105 (12), 125418 (2022).

  11. S. Komatsu, H. Irie, T. Akiho, T. Nojima, T. Akazaki, and K. Muraki

    Gate tuning of fractional quantum Hall states in an InAs two-dimensional electron gas

    Phys. Rev. B 105 (7), 075305 (2022).

Publications in 2021

  1. Y. K. Wakabayashi, M. Kobayashi, Y. Takeda, K. Takiguchi, H. Irie, S. Fujimori, T. Takeda, R. Okano, Y. Krockenberger, Y. Taniyasu, and H. Yamamoto

    Single-domain perpendicular magnetization induced by the coherent O 2p-Ru 4d hybridized state in an ultra-high-quality SrRuO3 film

    Phys. Rev. Mater. 5 (12), 124403 (2021).

  2. T. Shimizu, M. Hashisaka, H. Bohuslavskyi, T. Akiho, N. Kumada, S. Katsumoto, and K. Muraki

    Homemade-HEMT-based transimpedance amplifier for high-resolution shot-noise measurements

    Rev. Sci. Instrum. 92 (12), 124712 (2021).

  3. A. Assouline, M. Jo, P. Brasseur, K. Watanabe, T. Taniguchi, T. Jolicoeur, D. C. Glattli, N. Kumada, P. Roche, F. D. Parmentier, and P. Roulleau

    Excitonic nature of magnons in a quantum Hall ferromagnet

    Nat. Phys. 17 (12) 1369+ (2021).

  4. K. Kobayashi, and M. Hashisaka

    Shot Noise in Mesoscopic Systems: From Single Particles to Quantum Liquids

    J. Phys. Soc. Jpn. 90 (10), 102001 (2021).

  5. S. Okasha, Y. Sekine, S. Sasaki, and Y. Harada

    Atomic layer deposition of aluminum (111) thin film by dimethylethylaminealane precursor

    Thin Solid Films 732, 138784 (2021).

  6. K. Takase, K. Tateno, and S. Sasaki

    Electrical tuning of the spin-orbit interaction in nanowire by transparent ZnO gate grown by atomic layer deposition

    Appl. Phys. Lett. 119 (1), 013102 (2021).

  7. M. Takiguchi, G. Q. Zhang, E. Frandsen, H. Sumikura, T. Tsuchizawa, S. Sasaki, A. Shinya, K. Oguri, H. Gotoh, and M. Notomi

    Thermal effect of InP/InAs nanowire lasers integrated on different optical platforms

    OSA Continuum 4 (6) 1838-1845 (2021).

  8. M. Hashisaka, T. Jonckheere, T. Akiho, S. Sasaki, J. Rech, T. Martin, and K. Muraki

    Andreev reflection of fractional quantum Hall quasiparticles

    Nat. Commun. 12 (1), 2794 (2021).

  9. M. Jo, P. Brasseur, A. Assouline, G. Fleury, H. S. Sim, K. Watanabe, T. Taniguchi, W. Dumnernpanich, P. Roche, D. C. Glattli, N. Kumada, F. D. Parmentier, and P. Roulleau

    Quantum Hall Valley Splitters and a Tunable Mach-Zehnder Interferometer in Graphene

    Phys. Rev. Lett. 126 (14), 146803 (2021).

  10. S. Lee, M. Hashisaka, T. Akiho, K. Kobayashi, and K. Muraki

    Cryogenic GaAs high-electron-mobility-transistor amplifier for current noise measurements

    Rev. Sci. Instrum. 92 (2), 023910 (2021).

  11. T. Akiho, and K. Muraki

    Screening Effects of Superlattice Doping on the Mobility of GaAs Two-Dimensional Electron System Revealed by in situ Gate Control

    Phys. Rev. Appl. 15 (2), 024003 (2021).

  12. C. J. Lin, M. Hashisaka, T. Akiho, K. Muraki, and T. Fujisawa

    Quantized charge fractionalization at quantum Hall Y junctions in the disorder dominated regime

    Nat. Commun. 12 (1), 131 (2021).

Publications in 2020

  1. G. Q. Zhang, D. Gnatek, M. Takiguchi, X. J. Xu, K. Tateno, S. Sasaki, T. Tawara, and H. Gotoh

    Nanowire-based telecom-band light-emitting diodes with efficient light extraction

    Jpn. J. Appl. Phys. 59 (10), 105003 (2020).

  2. M. Takiguchi, N. Takemura, K. Tateno, K. Nozaki, S. Sasaki, S. Sergent, E. Kuramochi, T. Wasawo, A. Yokoo, A. Shinya, and M. Notomi

    All-Optical InAsP/InP Nanowire Switches Integrated in a Si Photonic Crystal

    ACS Photonics 7 (4) 1016-1021 (2020).

  3. M. Takiguchi, S. Sasaki, K. Tateno, E. Chen, K. Nozaki, S. Sergent, E. Kuramochi, G. Q. Zhang, A. Shinya, and M. Notomi

    Hybrid Nanowire Photodetector Integrated in a Silicon Photonic Crystal

    ACS Photonics 7 (12) 5467-5473 (2020).

  4. K. Yoshioka, N. Kumada, K. Muraki, and M. Hashisaka

    On-chip coherent frequency-domain THz spectroscopy for electrical transport

    Appl. Phys. Lett. 117 (16), 161103 (2020).

  5. H. Irie, T. Akiho, F. Couedo, K. Suzuki, K. Onomitsu, and K. Muraki

    Energy gap tuning and gate-controlled topological phase transition in InAs/InxGa1-xSb composite quantum wells

    Phys. Rev. Mater. 4 (10), 104201 (2020).

  6. N. Kumada, N. H. Tu, K. Sasaki, T. Ota, M. Hashisaka, S. Sasaki, K. Onomitsu, and K. Muraki

    Suppression of gate screening on edge magnetoplasmons by highly resistive ZnO gate

    Phys. Rev. B 101 (20), 205205 (2020).

  7. T. Hata, T. Uchino, T. Akiho, K. Muraki, and T. Fujisawa

    Sensitive current measurement on a quantum antidot with a Corbino-type electrode

    Jpn. J. Appl. Phys. 59, SGGI03 (2020).

  8. H. Irie, T. Akiho, F. Couedo, R. Ohana, K. Suzuki, K. Onomitsu, and K. Muraki

    Impact of epitaxial strain on the topological-nontopological phase diagram and semimetallic behavior of InAs/GaSb composite quantum wells

    Phys. Rev. B 101 (7), 075433 (2020).

  9. N. H. Tu, K. Yoshioka, S. Sasaki, M. Takamura, K. Muraki, and N. Kumada

    Active spatial control of terahertz plasmons in graphene

    Commun. Mater. 1 (1), 7 (2020).

  10. M. Hashisaka, K. Muraki, and T. Fujisawa

    Two-step breakdown of a local nu=1 quantum Hall state

    Phys. Rev. B 101 (4), 041303 (2020).

Publications in 2019

  1. K. Suzuki, K. Onomitsu, and K. Kanisawa

    Tunneling spectroscopy of an indium adatom precisely manipulated on the cross-sectional surface of InAs/GaSb quantum structures

    Phys. Rev. B 100 (23), 235306 (2019).

  2. S. Akiyama, T. Hirasawa, Y. Sato, T. Akiho, K. Muraki, and T. Fujisawa

    Ballistic hot-electron transport in a quantum Hall edge channel defined by a double gate

    Appl. Phys. Lett. 115 (24), 243106 (2019).

  3. N. P. Breznay, I. M. Hayes, N. L. Nair, T. Helm, J. G. Analytis, R. D. McDonald, Z. W. Zhu, Y. Krockenberger, H. Irie, H. Yamamoto, K. A. Modic, and A. Frano

    Interplay of structure and charge order revealed by quantum oscillations in thin films of Pr2CuO4 +/-delta

    Phys. Rev. B 100 (23), 235111 (2019).

  4. K. Takase, K. Tateno, and S. Sasaki

    Efficient gate control of spin-orbit interaction in InSb nanowire FET with a nearby back gate

    Appl. Phys. Express 12 (11), 117002 (2019).

  5. V. Pham, K. Kanisawa, and S. Folsch

    Quantum Rings Engineered by Atom Manipulation

    Phys. Rev. Lett. 123 (6), 066801 (2019).

  6. H. Irie, T. Akiho, and K. Muraki

    Determination of g-factor in InAs two-dimensional electron system by capacitance spectroscopy

    Appl. Phys. Express 12 (6), 063004 (2019).

  7. C. J. Lin, R. Eguchi, M. Hashisaka, T. Akiho, K. Muraki, and T. Fujisawa

    Charge equilibration in integer and fractional quantum Hall edge channels in a generalized Hall-bar device

    Phys. Rev. B 99 (19), 195304 (2019).

  8. R. Takasu, Y. Sato, T. Hata, T. Akiho, K. Muraki, and T. Fujisawa

    Surface-acoustic-wave resonators with Ti, Cr, and Au metallization on GaAs

    Appl. Phys. Express 12 (5), 055001 (2019).

  9. M. Takamura, N. Kumada, S. N. Wang, K. Kumakura, and Y. Taniyasu

    Plasmon Control Driven by Spatial Carrier Density Modulation in Graphene

    ACS Photonics 6 (4) 947-952 (2019).

  10. T. Akiho, H. Irie, K. Onomitsu, and K. Muraki

    Counterflowing edge current and its equilibration in quantum Hall devices with sharp edge potential: Roles of incompressible strips and contact configuration

    Phys. Rev. B 99 (12), 121303 (2019).

  11. T. Ota, S. Akiyama, M. Hashisaka, K. Muraki, and T. Fujisawa

    Spectroscopic study on hot-electron transport in a quantum Hall edge channel

    Phys. Rev. B 99 (8), 085310 (2019).

  12. T. F. Teshima, C. S. Henderson, M. Takamura, Y. Ogawa, S. N. Wang, Y. Kashimura, S. Sasaki, T. Goto, H. Nakashima, and Y. Ueno

    Self-Folded Three-Dimensional Graphene with a Tunable Shape and Conductivity

    Nano Lett. 19 (1) 461-470 (2019).

  13. K. Tateno, G. Q. Zhang, S. Sasaki, M. Takiguchi, and K. Kumakura

    Wurtzite GaP nanowire grown by using tertiarybutylchloride and used to fabricate solar cell

    Jpn. J. Appl. Phys. 58 (1), 015004 (2019).

Publications in 2018

  1. K. Tateno, G. Zhang, S. Sasaki, M. Takiguchi and K. Kumakura

    Wurtzite GaP nanowire grown by using tertiarybutylchloride and used to fabricate solar cell

    Jpn. J. Jpn. J. Appl. Phys. 58, 015004 (2018).

  2. Y. Okazaki, I. Mahboob, K. Onomitsu, S. Sasaki, S. Nakamura, N. H. Kaneko, and H. Yamaguchi

    Dynamical coupling between a nuclear spin ensemble and electromechanical phonons

    Nat. Commun. 9, 2993 (2018).

  3. N. H. Tu, M. Takamura, Y. Ogawa, S. Suzuki, and N. Kumada

    Plasmon confinement by carrier density modulation in graphene

    Jpn. J. Appl. Phys. 57 (11), 110307 (2018).

  4. N. H. Tu, M. Hashisaka, T. Ota, Y. Sekine, K. Muraki, T. Fujisawa, and N. Kumada

    Coupling between quantum Hall edge channels on opposite sides of a Hall bar

    Solid State Commun. 283 32-36 (2018).

  5. T. Ota, M. Hashisaka, K. Muraki, and T. Fujisawa

    Electronic energy spectroscopy of monochromatic edge magnetoplasmons in the quantum Hall regime

    J. Phys.-Condes. Matter 30 (34), 345301 (2018).

  6. M. Horio, Y. Krockenberger, K. Koshiishi, S. Nakata, K. Hagiwara, M. Kobayashi, K. Horiba, H. Kumigashira, H. Irie, H. Yamamoto, and A. Fujimori

    Angle-resolved photoemission spectroscopy of the low-energy electronic structure of superconducting Pr2CuO4 driven by oxygen nonstoichiometry

    Phys. Rev. B 98 (2), 020505 (2018).

  7. M. Takiguchi, G. Q. Zhang, S. Sasaki, K. Nozaki, E. Chen, K. Tateno, T. Tawara, A. Shinya, H. Gotoh, and M. Notomi

    Direct modulation of a single InP/InAs nanowire light-emitting diode

    Appl. Phys. Lett. 112 (25), 251106 (2018).

  8. K. Itoh, R. Nakazawa, T. Ota, M. Hashisaka, K. Muraki, and T. Fujisawa

    Signatures of a Nonthermal Metastable State in Copropagating Quantum Hall Edge Channels

    Phys. Rev. Lett. 120 (19), 197701 (2018).

  9. T. Ota, K. Hitachi, and K. Muraki

    Landau-Zener-Stuckelberg interference in coherent charge oscillations of a one-electron double quantum dot

    Sci Rep 8, 5491 (2018).

  10. C. J. Lin, K. Morita, K. Muraki, and T. Fujisawa

    Generation and detection of edge magnetoplasmons in a quantum Hall system using a photoconductive switch

    Jpn. J. Appl. Phys. 57 (4), 04FK02 (2018).

Publications in 2017

  1. T. F. Teshima, H. Nakashima, Y. Ueno, S. Sasaki, C. S. Henderson, and S. Tsukada

    Cell Assembly in Self-foldable Multilayered Soft Micro-rolls

    Sci Rep 7, 17376 (2017).

  2. Takeshi Ota, Kenichi Hitachi, Koji Muraki, and Toshimasa Fujisawa

    "Dissipative Landau-Zener transition in a double quantum dot under sinusoidal potential modulation

    Appl. Phys. Exp. 10, 115201 (2017)

  3. Y. Pan, K. Kanisawa, N. Ishikawa, and S. Folsch

    Scanning tunnelling spectroscopy and manipulation of double-decker phthalocyanine molecules on a semiconductor surface

    J. Phys.-Condes. Matter 29 (36), 364001 (2017).

  4. Y. Sato, J. C. Chen, M. Hashisaka, K. Muraki, and T. Fujisawa

    Two-electron double quantum dot coupled to coherent photon and phonon fields

    Phys. Rev. B 96 (11), 115416 (2017).

  5. P. Brasseur, N. H. Tu, Y. Sekine, K. Muraki, M. Hashisaka, T. Fujisawa, and N. Kumada

    Charge fractionalization in artificial Tomonaga-Luttinger liquids with controlled interaction strength

    Phys. Rev. B 96 (8), 081101 (2017).

  6. Y. Pan, K. Kanisawa, and S. Folsch

    Creating and probing quantum dot molecules with the scanning tunneling microscope

    J. Vac. Sci. Technol. B 35 (4), 04F102 (2017).

  7. T. Ota, M. Hashisaka, K. Muraki, and T. Fujisawa

    Negative and positive cross-correlations of current noises in quantum Hall edge channels at bulk filling factor nu=1

    J. Phys.-Condes. Matter 29 (22), 225302 (2017).

  8. M. Hashisaka, N. Hiyama, T. Akiho, K. Muraki, and T. Fujisawa

    Waveform measurement of charge- and spin-density wavepackets in a chiral Tomonaga-Luttinger liquid

    Nat. Phys. 13 (6) 559-562 (2017).

  9. K. Takase, Y. Ashikawa, G. Zhang, K. Tateno, and S. Sasaki

    Highly gate-tuneable Rashba spin-orbit interaction in a gate-all-around InAs nanowire metal-oxide-semiconductor field-effect transistor

    Sci Rep 7, 930 (2017).

  10. A. Srinivasan, D. S. Miserev, K. L. Hudson, O. Klochan, K. Muraki, Y. Hirayama, D. Reuter, A. D. Wieck, O. P. Sushkov, and A. R. Hamilton

    Detection and Control of Spin-Orbit Interactions in a GaAs Hole Quantum Point Contact

    Phys. Rev. Lett. 118 (14), 146801 (2017).

Publications in 2016

  1. T. Akiho, F. Couedo, H. Irie, K. Suzuki, K. Onomitsu and K. Muraki

    Engineering quantum spin Hall insulators by strained-layer heterostructures

    Appl. Phys. Lett. 109 (19), 192105 (2016).

  2. H. Irie, C. Todt, N. Kumada, Y. Harada, H. Sugiyama, T. Akazaki and K. Muraki

    Andreev reflection and bound state formation in a ballistic two-dimensional electron gas probed by a quantum point contact

    Phys. Rev. B 94 (15), 155305 (2016).

  3. A. Srinivasan, K. L. Hudson, D. Miserev, L. A. Yeoh, O. Klochan, K. Muraki, Y. Hirayama, O. P. Sushkov and A. R. Hamilton

    Electrical control of the sign of the g factor in a GaAs hole quantum point contact

    Phys. Rev. B 94 (4), 041406 (2016).

  4. F. Couedo, H. Irie, K. Suzuki, K. Onomitsu and K. Muraki

    Single-edge transport in an InAs/GaSb quantum spin Hall insulator

    Phys. Rev. B 94 (3), 035301 (2016).

  5. A. Browning, N. Kumada, Y. Sekine, H. Irie, K. Muraki and H. Yamamoto

    Evaluation of disorder introduced by electrolyte gating through transport measurements in graphene

    Appl. Phys. Express 9 (6), 065102 (2016).

  6. K. Washio, R. Nakazawa, M. Hashisaka, K. Muraki, Y. Tokura and T. Fujisawa

    Long-lived binary tunneling spectrum in the quantum Hall Tomonaga-Luttinger liquid

    Phys. Rev. B 93 (7), 075304 (2016).

  7. N. P. Breznay, I. M. Hayes, B. J. Ramshaw, R. D. McDonald, Y. Krockenberger, A. Ikeda, H. Irie, H. Yamamoto and J. G. Analytis

    Shubnikov-de Haas quantum oscillations reveal a reconstructed Fermi surface near optimal doping in a thin film of the cuprate superconductor Pr1.86Ce0.14CuO4 ±δ

    Phys. Rev. B 94 (10), 104514 (2016).

  8. A. Ikeda, H. Irie, H. Yamamoto and Y. Krockenberger

    Incommensurate defect-driven electron correlations in Pr 1.85Ce 0.15CuO 4+δ

    A. Ikeda, H. Irie, H. Yamamoto and Y. Krockenberger

    Clean superconductivity in electron doped Pr 2-xCe xCuO 4+δ thin films hetero-epitaxially grown on SrTiO 3 by reactive molecular beam epitaxy

    J. Mater. Res., 31, 3522 (2016).

  9. Y. Okazaki, I. Manhboob, K. Onomitsu, S. Sasaki and H. Yamaguchi

    Gate-controlled electromechanical backaction induced by a quantum dot

    Nature Commun., 7, 11132 (2016).

  10. A. Ikeda, Y. Krockenberger, H. Irie, M. Naito and H. Yamamoto

    Direct observation of infinite NiO2 planes in LaNiO2 films

    Appl. Phys. Express 9 (6), 061101 (2016).

  11. F. D. Parmentier, T. Cazimajou, Y. Sekine, H. Hibino, H. Irie, D. C. Glattli, N. Kumada, and P. Roulleau

    Quantum Hall effect in epitaxial graphene with permanent magnets

    Sci Rep 6, 38393 (2016).

  12. T. Teshima, H. Nakashima, N. Kasai, S. Sasaki, A. Tanaka, S. Tsukada, and K. Sumitomo

    Mobile Silk Fibroin Electrode for Manipulation and Electrical Stimulation of Adherent Cells

    Adv. Funct. Mater. 26 (45) 8185-8193 (2016).

Publications in 2015

  1. D. Imanaka, S. Sharmin, M. Hashisaka, K. Muraki and T. Fujisawa

    Exchange-Induced Spin Blockade in a Two-Electron Double Quantum Dot

    Phys. Rev. Lett. 115, 176802 (2015).

  2. J. C. H. Chen, Y. Sato, R. Kosaka, M. Hashisaka, K. Muraki and T. Fujisawa

    Enhanced electron-phonon coupling for a semiconductor charge qubit in a surface phonon cavity

    Sci. Rep. 5, 15176 (2015).

  3. J. Martinez-Blanco, S. C. Erwin, K. Kanisawa and S. Folsch

    Energy splitting of image states induced by the surface potential corrugation of InAs(111) A

    Phys. Rev. B 92, 115444 (2015).

  4. K. Takase, H. Hibino and K. Muraki

    Probing the extended-state width of disorder-broadened Landau levels in epitaxial graphene

    Phys. Rev. B 92, 125407 (2015).

  5. N. Kumada, F. D. Parmentier, H. Hibino, D. C. Glattli and P. Roulleau

    Shot noise generated by graphene p-n junctions in the quantum Hall effect regime

    Nat. Commun. 6, 8068 (2015).

  6. S. S. Mou, H. Irie, Y. Asano, K. Akahane, H. Nakajima, H. Kumano, M. Sasaki, A. Murayama and I. Suemune

    Time-resolved measurements of Cooper-pair radiative recombination in InAs quantum dots

    J. Appl. Phys. 118, 073102 (2015).

  7. Y. Pan, J. S. Yang, S. C. Erwin, K. Kanisawa and S. Folsch

    Reconfigurable Quantum-Dot Molecules Created by Atom Manipulation

    Phys. Rev. Lett. 115, 076803 (2015).

  8. J. Martinez-Blanco, C. Nacci, S. C. Erwin, K. Kanisawa, E. Locane, M. Thomas, F. von Oppen, P. W. Brouwer and S. Folsch

    Gating a single-molecule transistor with individual atoms

    Nat. Phys. 11, 640 (2015).

  9. S. S. Mou, H. Irie, Y. Asano, K. Akahane, H. Nakajima, H. Kumano, M. Sasaki, A. Murayama and I. Suemune

    Optical observation of superconducting density of states in luminescence spectra of InAs quantum dots

    Phys. Rev. B 92, 035308 (2015).

  10. T. D. Rhone, L. Tiemann and K. Muraki

    NMR probing of spin and charge order near odd-integer filling in the second Landau level

    Phys. Rev. B 92, 041301 (2015).

  11. K. Suzuki, Y. Harada, K. Onomitsu and K. Muraki

    Gate-controlled semimetal-topological insulator transition in an InAs/GaSb heterostructure

    Phys. Rev. B 91, 245309 (2015).

  12. S. Sasaki, K. Tateno, G. Q. Zhang, H. Pigot, Y. Harada, S. Saito, A. Fujiwara, T. Sogawa and K. Muraki

    Self-aligned gate-all-around InAs/InP core-shell nanowire field-effect transistors

    Jpn. J. Appl. Phys. 54, 04DN04 (2015).

  13. Y. Krockenberger, M. Horio, H. Irie, A. Fujimori and H. Yamamoto

    As-grown superconducting Pr2CuO4 under thermodynamic constraints

    Appl. Phys. Express 8, 053101 (2015).

  14. S. Nomura, S. Mamyouda, H. Ito, Y. Shibata, T. Ohira, L. Yoshikawa, Y. Ootuka, S. Kashiwaya, M. Yamaguchi, H. Tamura and T. Akazaki

    Circularly polarized near-field scanning optical microscope for investigations of edge states of a two-dimensional electron system

    Appl. Phys. A-Mater. Sci. Process. 121, 1341-1345 (2015).

  15. S. Mamyouda, H. Ito, Y. Shibata, S. Kashiwaya, M. Yamaguchi, T. Akazaki, H. Tamura, Y. Ootuka and S. Nomura

    Circularly Polarized Near-Field Optical Mapping of Spin-Resolved Quantum Hall Chiral Edge States

    Nano Lett. 15, 2417-2421 (2015).

  16. M. Hashisaka, T. Ota, K. Muraki, and T. Fujisawa

    Shot-Noise Evidence of Fractional Quasiparticle Creation in a Local Fractional Quantum Hall State

    Phys. Rev. Lett. 114 (5), 056802 (2015).

  17. S. S. Mou, H. Irie, Y. Asano, K. Akahane, H. Kurosawa, H. Nakajima, H. Kumano, M. Sasaki, and I. Suemune

    Superconducting Light-Emitting Diodes

    IEEE J. Sel. Top. Quantum Electron. 21 (2), 7900111 (2015).

Publications in 2014

  1. Y. Krockenberger, H. Irie, J. Yan, L. Waterston, B. Eleazer, K. Sakuma and H. Yamamoto

    Superconductivity in cuprates with square-planar coordinated copper driven by hole carriers

    Appl. Phys. Express 7 063101 (2014).

  2. K. Takase, S. Tanabe, S. Sasaki, H. Hibino and K. Muraki

    Transport Spectroscopy of Epitaxial Graphene on SiC Using Quantum Capacitances

    JPS Conf. Proc. 1, 012065 (2014).

  3. S. Folsch, J. Martinez-Blanco, J. S. Yang, K. Kanisawa and S. C. Erwin

    Quantum dots with single-atom precision

    Nat. Nanotechnol. 9 (7), 505-508 (2014).

  4. M. Hashisaka, T. Ota, M. Yamagishi, T. Fujisawa and K. Muraki

    Cross-correlation measurement of quantum shot noise using homemade transimpedance amplifiers

    Rev. Sci. Instrum. 85 (5), 054704 (2014).

  5. T. Hayashi, N. Take, H. Tamura, T. Sekitani and T. Someya

    Alternating current admittance of DNTT-based metal-insulator-semiconductor capacitors

    J. Appl. Phys. 115 (9), 093702 (2014).

  6. H. Irie, Y. Harada, H. Sugiyama and T. Akazaki

    Josephson coupling through one-dimensional ballistic channel in semiconductor-superconductor hybrid quantum point contacts

    Phys. Rev. B 89 (16), 165415 (2014).

  7. H. Kamata, N. Kumada, M. Hashisaka, K. Muraki and T. Fujisawa

    Fractionalized wave packets from an artificial Tomonaga-Luttinger liquid

    Nat. Nanotechnol. 9 (3), 177-181 (2014).

  8. K.Kanisawa

    Electronic processes in adatom dynamics at epitaxial semiconductor surfaces studied using MBE-STM combined system

    J. Cryst. Growth 401, 381-387 (2014).

  9. N. Kumada, R. Dubourget, K. Sasaki, S. Tanabe, H. Hibino, H. Kamata, M. Hashisaka, K. Muraki and T. Fujisawa

    Plasmon transport and its guiding in graphene

    New J. Phys. 16, 063055 (2014).

  10. S. Sharmin, K. Muraki and T. Fujisawa

    Stable and unstable dynamics of Overhauser fields in a double quantum dot

    Phys. Rev. B 89 (11), 115315 (2014).

  11. L. Tiemann, T. D. Rhone, N. Shibata and K. Muraki

    NMR profiling of quantum electron solids in high magnetic fields

    Nat. Phys. 10 (9), 648-652 (2014).

  12. N. Watase, M. Hashisaka, K. Muraki and T. Fujisawa

    Single-electron counting statistics with a finite frequency bandwidth

    Jpn. J. Appl. Phys. 53 (4), 04EJ01 (2014).

  13. M. Yamagishi, N. Watase, M. Hashisaka, K. Muraki and T. Fujisawa

    Spin-dependent tunneling rates for electrostatically defined GaAs quantum dots

    Phys. Rev. B 90 (3), 035306 (2014).

  14. N. Kumada, P. Roulleau, B. Roche, M. Hashisaka, H. Hibino, I. Petkovic and D. C. Glattli

    Resonant Edge Magnetoplasmons and Their Decay in Graphene

    Phys. Rev. Lett. 113, 266601 (2014). .

  15. S. Nomura, M. Yamaguchi, H. Tamura, T. Akazaki, Y. Hirayama, M. Korkusinski and P. Hawrylak

    Photoluminescence fine structures in the fractional quantum Hall effect regime

    Phys. Rev. B 89 (11), 115317 (2014).

  16. K. Sasaki and N. Kumada

    Effects of screening on the propagation of graphene surface plasmons

    Phys. Rev. B 90 (3), 035449 (2014).

Publications in 2013

  1. Y. Okazaki, I. Mahboob, K. Onomitsu, S. Sasaki, and H. Yamaguchi

    Quantum point contact displacement transducer for a mechanical resonator at sub-Kelvin temperatures

    Appl. Phys. Lett. 103 (19), 192105 (2013).

  2. G. Gamez, and K. Muraki

    nu=5/2 fractional quantum Hall state in low-mobility electron systems: Different roles of disorder

    Phys. Rev. B 88 (7), 075308 (2013).

  3. M. Hashisaka, H. Kamata, N. Kumada, K. Washio, R. Murata, K. Muraki, and T. Fujisawa

    Distributed-element circuit model of edge magnetoplasmon transport

    Phys. Rev. B 88 (23), 235409 (2013).

  4. K. Hitachi, T. Ota, and K. Muraki

    Intrinsic and extrinsic origins of low-frequency noise in GaAs/AlGaAs Schottky-gated nanostructures

    Appl. Phys. Lett. 102 (19), 192104 (2013).

  5. K. Kanisawa

    Correlation between adatom dynamics and electron accumulation at the epitaxial InAs(111)A surface

    J. Cryst. Growth 378, 8-12 (2013).

  6. N. Kumada, S. Tanabe, H. Hibino, H. Kamata, M. Hashisaka, K. Muraki, and T. Fujisawa

    Plasmon transport in graphene investigated by time-resolved electrical measurements

    Nat. Commun. 4, 1363 (2013).

  7. N. Maeda, M. Hiroki, S. Sasaki, and Y. Harada

    High-Temperature Characteristics in Recessed-Gate AlGaN/GaN Enhancement-Mode Heterostructure Field Effect Transistors with Enhanced-Barrier Structures

    Jpn. J. Appl. Phys. 52 (8), (2013).

  8. Y. Okazaki, S. Sasaki, and K. Muraki

    Shot noise spectroscopy on a semiconductor quantum dot in the elastic and inelastic cotunneling regimes

    Phys. Rev. B 87 (4), 041302 (2013).

  9. S. Sasaki, K. Tateno, GQ. Zhang, H. Suominen, Y. Harada, S. Saito, A. Fujiwara, T. Sogawa, and K. Muraki

    Encapsulated gate-all-around InAs nanowire field-effect transistors

    Appl. Phys. Lett. 103 (21), 213502 (2013).

  10. S. Sharmin, K. Muraki, and T. Fujisawa

    Transient Current in the Spin Blockade Region of a Double Quantum Dot

    Jpn. J. Appl. Phys. 52 (11), (2013).

  11. K. Suzuki, Y. Harada, K. Onomitsu, and K. Muraki

    Edge channel transport in the InAs/GaSb topological insulating phase

    Phys. Rev. B 87 (23), 235311 (2013).

  12. Y. Krockenberger, H. Irie, O. Matsumoto, K. Yamagami, M. Mitsuhashi, A. Tsukada, M. Naito, and H. Yamamoto

    Emerging superconductivity hidden beneath charge-transfer insulators

    Sci Rep 3, 2235 (2013).

  13. GQ. Zhang, S. Sasaki, K. Tateno, H. Gotoh, and T. Sogawa

    Au-free InAs nanowires grown in In-particle-assisted vapor-liquid-solid mode: growth, structure, and electrical property

    AIP Adv. 3 (5), 052107 (2013).

  14. J. Hayakawa, K. Muraki, and G. Yusa

    Real-space imaging of fractional quantum Hall liquids

    Nat. Nanotechnol. 8 (1) 31-35 (2013).

Publications in 2012

  1. MH. Fauzi, S. Watanabe, N. Kumada, and Y. Hirayama

    All electrical probe of nuclear spin polarization and relaxation by spin phase transition peaks of the filling fraction nu=2/3 quantum hall effect

    Journal Of The Korean Physical Society 60 (10), 16761679 (2012).

  2. K. Grove-Rasmussen, S. Grap, J. Paaske, K. Flensberg, S. Andergassen, V. Meden, HI. Jorgensen, K. Muraki, and T. Fujisawa

    Magnetic-Field Dependence of Tunnel Couplings in Carbon Nanotube Quantum Dots

    Physical Review Letters 108 (17), 176802 (2012).

  3. M. Hashisaka, R. Murata, K. Muraki, and T. Fujisawa

    Frequency conversion of radio-frequency edge magnetoplasmons using a quantum point contact

    Applied Physics Letters 100 (23), 233501 (2012).

  4. M. Hashisaka, K. Washio, H. Kamata, K. Muraki, and T. Fujisawa

    Distributed electrochemical capacitance evidenced in high-frequency admittance measurements on a quantum Hall device

    Physical Review B 85 (15), 155424 (2012).

  5. N. Maeda, M. Hiroki, S. Sasaki, and Y. Harada

    High-Temperature Characteristics in Normally Off AlGaN/GaN Heterostructure Field-Effect Transistors with Recessed-Gate Enhanced-Barrier Structures

    Applied Physics Express 5 (8), 084201 (2012).

  6. G. Munnich, F. Albrecht, C. Nacci, M. Utz, D. Schuh, K. Kanisawa, S. Folsch, and J. Repp

    Probing individual weakly-coupled pi-conjugated molecules on semiconductor surfaces

    Journal Of Applied Physics 112 (3), 034312 (2012).

  7. C. Nacci, SC. Erwin, K. Kanisawa, and S. Folsch

    Controlled Switching within an Organic Molecule Deliberately Pinned to a Semiconductor Surface

    Acs Nano 6 (5), 41904195 (2012).

  8. C. Nacci, K. Kanisawa, and S. Folsch

    Reversible switching of single tin phthalocyanine molecules on the InAs(111)A surface

    Journal Of Physics-condensed Matter 24 (39), 394004 (2012).

  9. K. Takase, S. Tanabe, S. Sasaki, H. Hibino, and K. Muraki

    Impact of graphene quantum capacitance on transport spectroscopy

    Physical Review B 86 (16), 165435 (2012).

  10. L. Tiemann, G. Gamez, N. Kumada, and K. Muraki

    Unraveling the Spin Polarization of the v=5/2 Fractional Quantum Hall State

    Science 335 (6070), 828831 (2012).

  11. M. Yamagishi, M. Hashisaka, K. Muraki, and T. Fujisawa

    Correlation of 1/f Noise between Semiconductor Point Contacts with a Common Lead

    Japanese Journal Of Applied Physics 51 (2), 02BJ08 (2012).

  12. J. Yang, C. Nacci, J. Martinez-Blanco, K. Kanisawa, and S. Folsch

    Vertical manipulation of native adatoms on the InAs(111)A surface

    Journal Of Physics-condensed Matter 24 (35), 354008 (2012).

  13. S. Amaha, T. Hatano, H. Tamura, S. Teraoka, T. Kubo, Y. Tokura, DG. Austing, and S. Tarucha

    Resonance-hybrid states in a triple quantum dot

    Physical Review B 85 (8), 081301 (2012).

  14. H. Irie, Y. Harada, H. Sugiyama, and T. Akazaki

    In0.75Ga0.25As Quantum Point Contacts Utilizing Wrap-Gate Geometry

    Applied Physics Express 5 (2), 024001 (2012).