Publication List

  1. Comprehensive study of optical contrast, reflectance, and Raman spectroscopy of multilayer graphene
    Masahiro Kamada, Ken-ichi Sasaki, Tomohiro Matsui: Carbon Trends 16, 100389 (2024)
  1. On-chip transfer of ultrashort graphene plasmon wave packets using terahertz electronics
    Katsumasa Yoshioka, Guillaume Bernard, Taro Wakamura, Masayuki Hashisaka, Ken-ichi Sasaki, Satoshi Sasaki, Kenji Watanabe, Takashi Taniguchi, Norio Kumada: Nature Electronics 7, 537–544 (2024)
  1. Stationary two-state system in optics using layered materials
    K. Sasaki: Phys. Scr. 99, 065123 (2024)
  1. Introducing Corrections to the Reflectance of Graphene by Light Emission
    Ken-ichi Sasaki, Kenichi Hitachi, Masahiro Kamada, Takamoto Yokosawa, Taisuke Ochi, Tomohiro Matsui: C 10(1), 18 (2024)
  1. Nondegenerate two-way edge channels of plasmons in networks
    K. Sasaki: New J. Phys. 25 083005 (2023)
  1. Band structures of edge magnetoplasmon crystals
    K. Sasaki: Phys. Rev. B 105, 075312 (2022)
  1. Layered Dynamical Conductivity for a Transfer Matrix Method —Application to an N-layer Graphene—
    K. Sasaki: J. Phys. Soc. Jpn. 89, 094706 (2020)
  1. Universal layer number in graphite
    K. Sasaki and K. Hitachi: Nature Communications Physics 3, 1, 90 (2020)
  1. Suppression of gate screening on edge magnetoplasmons by highly resistive ZnO gate
    N. Kumada, N.-H. Tu, K.-i. Sasaki, T. Ota, M. Hashisaka, S. Sasaki, K. Onomitsu, and K. Muraki: Phys. Rev. B. 101, 205205 (2020)
  1. Dynamical environmental effects lowering the plasmon energy and lifetime in doped carbon nanotubes
    K. Sasaki: Carbon 160, 1 (2020)
  1. Phonon anomaly by massive Dirac fermions of graphene
    K. Sasaki: Phys. Rev. B 97, 155413 (2018)
  1. Theory of a Carbon-Nanotube Polarization Switch
    K. Sasaki and Y. Tokura: Phys. Rev. Applied 9, 034018 (2018)
  1. Theory of intraband plasmons in doped carbon nanotubes: Rolled surface-plasmons of graphene
    K. Sasaki, S. Murakami, and H. Yamamoto: Appl. Phys. Lett. 108, 163109 (2016)
  1. Determination of intrinsic lifetime of edge magnetoplasmons
    K. Sasaki, S. Murakami, Y. Tokura, and H. Yamamoto: Phys. Rev. B. 93, 125402 (2016)
  1. Valley-antisymmetric potential in graphene under dynamical deformation
    K. Sasaki, Y. Tokura, and H. Gotoh: Phys. Rev. B. 90, 205402 (2014)
  1. Effects of screening on the propagation of graphene surface plasmons
    K. Sasaki and N. Kumada: Phys. Rev. B. 90, 035449 (2014)
  1. Plasmon transport and its guiding in graphene
    N. Kumada, R. Dubourget, K. Sasaki, S. Tanabe, H. Hibino, H. Kamata, M. Hashisaka, K. Muraki and T. Fujisawa: New J. Phys. 16, 063055 (2014)
  1. Topological Raman Band in the Carbon Nanohorn
    K. Sasaki, Y. Sekine, K. Tateno, H. Gotoh: Phys. Rev. Lett. 111, 116801 (2013)
  1. The Origin of Raman D Band: Bonding and Antibonding Orbitals in Graphene
    K. Sasaki, Y. Tokura, T. Sogawa: Crystals 3(1), 120-140 (2013)
  1. Decay and frequency shift of both intervalley and intravalley phonons in graphene: Dirac-cone migration
    K. Sasaki, K. Kato, Y. Tokura, S. Suzuki, T. Sogawa: Phys. Rev. B. 86, 201403(R) (2012)
  1. Pseudospin for Raman D band in armchair graphene nanoribbons
    K. Sasaki, K. Kato, Y. Tokura, S. Suzuki, T. Sogawa: Phys. Rev. B. 85, 075437 (2012)
  1. Optical Control of Edge Chirality in Graphene
    M. Begliarbekov, K. Sasaki, O. Sul, E. Yang, and S. Strauf: Nano Lett. 11, 4874 (2011)
  1. Theory of optical transitions in graphene nanoribbons
    K. Sasaki, K. Kato, Y. Tokura, K. Oguri, T. Sogawa: Phys. Rev. B. 84, 085458 (2011)
  1. Electron Wave Function in Armchair Graphene Nanoribbons
    K. Sasaki, K. Wakabayashi, T. Enoki: J. Phys. Soc. Jpn. 80, 044710 (2011)
  1. Polarization dependence of Raman spectra in strained graphene
    K. Sasaki, K. Wakabayashi, T. Enoki: Phys. Rev. B. 82, 205407 (2010)
  1. Soliton trap in strained graphene nanoribbons
    K. Sasaki, R. Saito, M.S. Dresselhaus, K. Wakabayashi, T. Enoki: New J. Phys. 12 (2010) 103015
  1. Berry's phase for standing waves near graphene edge
    K. Sasaki, K. Wakabayashi, T. Enoki: New J. Phys. 12 (2010) 083023
  1. Chiral gauge theory for the graphene edge
    K. Sasaki, K. Wakabayashi: Phys. Rev. B. 82, 035421 (2010)
  1. Kohn anomaly in Raman spectroscopy of single wall carbon nanotubes
    K. Sasaki, H. Farhat, R. Saito, M.S. Dresselhaus: Physica E, 42, 2005-2015 (2010)
  1. Identifying the Orientation of Edge of Graphene Using G Band Raman Spectra
    K. Sasaki, R. Saito, K. Wakabayashi, T. Enoki: J. Phys. Soc. Jpn. 79, 044603 (2010)
  1. Kohn anomalies in graphene nanoribbons
    K. Sasaki, M. Yamamoto, S. Murakami, R. Saito, M.S. Dresselhaus, K. Takai, T. Mori, T. Enoki, K. Wakabayashi: Phys. Rev. B. 80, 155450 (2009)
  1. Fermi energy dependence of the G-band resonance Raman spectra of single-wall carbon nanotubes
    J.S. Park, K. Sasaki, R. Saito, W. Izumida, M. Kalbac, H. Farhat, G. Dresselhaus and M.S. Dresselhaus: Phys. Rev. B. 80, 081402 (2009)
  1. Electrochemical Charging of Individual Single-Walled Carbon Nanotubes
    M. Kalbac, H. Farhat, L. Kavan, J. Kong, K. Sasaki, R. Saito and M.S. Dresselhaus: ACS Nano. 3, 2320 (2009)
  1. Edge states of Zigzag Boron Nitride Nanoribbons
    F. Zheng, K. Sasaki, R. Saito, W. Duan and B.L. Gu: J. Phys. Soc. Jpn. 78, 074713 (2009)
  1. Hamiltonian Decomposition for Bulk and Surface States
    K. Sasaki, Y. Shimomura, Y. Takane and K. Wakabayashi: Phys. Rev. Lett. 102, 146806 (2009)
  1. Softening of the Radial Breathing Mode in Metallic Carbon Nanotubes
    H. Farhat, K. Sasaki, M. Kalbac, R. Saito, M.S. Dresselhaus, and J. Kong: Phys. Rev. Lett. 102, 126804 (2009)
  1. Pseudospin and Deformation-Induced Gauge Field in Graphene
    K. Sasaki and R. Saito: Prog. Theor. Phys. Suppl. No.176 (2008) pp.253-278
  1. Chirality-dependent frequency shift of radial breathing mode in metallic carbon nanotubes
    K. Sasaki, R. Saito, G. Dresselhaus, M.S. Dresselhaus, H. Farhat, and J. Kong: Phys. Rev. B 78, 235405 (2008)
  1. Curvature-induced optical phonon frequency shift in metallic carbon nanotubes
    K. Sasaki, R. Saito, G. Dresselhaus, M.S. Dresselhaus, H. Farhat, and J. Kong: Phys. Rev. B 77, 245441 (2008)
  1. Magnetism as a Mass Term of the Edge States in Graphene
    K. Sasaki and R. Saito: J. Phys. Soc. Jpn. 77, 054703 (2008)
  1. Aharanov-Bohm effect for the edge states of zigzag carbon nanotubes
    K. Sasaki, M. Suzuki, and R. Saito: Phys. Rev. B 77, 045138 (2008)
  1. Local density of states at zigzag edges of carbon nanotubes and graphene
    K. Sasaki, K. Sato, R. Saito, J. Jiang, S. Onari, and Y. Tanaka: Phys. Rev. B 75, 235430 (2007)
  1. Theory of Superconductivity of Carbon Nanotubes and Graphene
    K. Sasaki, J. Jiang, R. Saito, S. Onari, and Y. Tanaka: J. Phys. Soc. Jpn. 76, 033702 (2007)
  1. Gauge field for edge state in graphene
    K. Sasaki, S. Murakami and R. Saito: J. Phys. Soc. Jpn. 75, 074713 (2006)
  1. Stabilization mechanism of edge states in graphene
    K. Sasaki, S. Murakami and R. Saito: Appl. Phys. Lett. 88, 113110 (2006)
  1. Controlling edge states of zigzag carbon nanotubes by the Aharonov-Bohm flux
    K. Sasaki, S. Murakami, R. Saito and Y. Kawazoe: Phys. Rev. B 71, 195401 (2005)
  1. Local Energy Gap in Deformed Carbon Nanotubes
    K. Sasaki, Y. Kawazoe and R. Saito: Prog. Theor. Phys. 113 No.3 (2005) pp.463-480
  1. Effects of T-symmetric gauge fields on the groundstate properties of carbon nanotubes and tori
    K. Sasaki and Y. Kawazoe: phys. stat. sol.(b) 242,No.2, pp.203-210 (2005)
  1. Fractional flux periodicity in doped carbon nanotubes
    K. Sasaki, S. Murakami and R. Saito: Phys. Rev. B 70, 233406 (BRIEF) (2004)
  1. Re-parameterization Invariance in Fractional Flux Periodicity
    S. Murakami, K. Sasaki and R. Saito: J. Phys. Soc. Jpn. 73 No.12 (2004) pp.3231-3234
  1. Characteristic Behavior of Toroidal Carbon Nanotubes
    --Kinematics of Persistent Currents--
    K. Sasaki and Y. Kawazoe: Prog. Theor. Phys. 112 No.3 (2004) pp.369-382
  1. Fractional flux periodicity of a twisted planar square lattice
    K. Sasaki, Y. Kawazoe and R. Saito: Phys. Lett. A 329 (2004) pp.148-154
  1. Fractional Flux Periodicity in Tori Composed of Square Lattice
    K. Sasaki, Y. Kawazoe and R. Saito: Prog. Theor. Phys. 111 No.6 (2004) pp.763-780
  1. Aharonov-Bohm effect in higher genus materials
    K. Sasaki, Y. Kawazoe and R. Saito: Phys. Lett. A 321 (2004) pp.369-375
  1. Vacuum Structure of Π-electrons in Carbon Nanotubes
    Doctor Thesis (Science)
    K. Sasaki: Tohoku University (2003)
  1. Charge Screening Effect in Metallic Carbon Nanotubes
    K. Sasaki: Phys. Rev. B 65 (2002) 195412
  1. Vacuum structure of Toroidal Carbon Nanotubes
    K. Sasaki: Phys. Rev. B 65 (2002) 155429
  1. Chiral Anomaly in Toroidal Carbon Nanotubes
    K. Sasaki: Phys. Lett. A 296 (2002) 237-242
  1. Generalized entropy composition with different q indices: An attempt
    K. Sasaki and M. Hotta: Chaos, Solitons & Fractals 13 (2002) 513-519
  1. Diffeomorphism on the horizon as an asymptotic isometry of the Schwarzschild black hole
    M. Hotta, K. Sasaki and T. Sasaki: Classical and Quantum Gravity 18 (2001) 1823-1834
  1. Toward Generalized Entropy Composition with Different q Indices and H-Theorem
    K. Sasaki and M. Hotta:
    J. Phys. Soc. Jpn. 69 (2000) 3830-3839
  1. Thermal and tunneling pair creation of quasiparticles in quantum Hall systems
    K. Sasaki and Z.F. Ezawa: Phys. Rev. B 60 (1999) 8811-8816
  1. Skyrmions and Quantum Hall Ferromagnets in Improved Composite-Boson Theory
    Z.F. Ezawa and K. Sasaki: J. Phys. Soc. Jpn. 68 (1999) 576-585