YositakeTakane

Last Updated :2019/10/08

Affiliations, Positions
Graduate School of Advanced Sciences of Matter, ., Professor
E-mail
takanehiroshima-u.ac.jp

Basic Information

Major Professional Backgrounds

  • 1993/04/01, 1995/09/30, Osaka City University, Faculty of Engineering, Research Associate
  • 1995/10/01, 2000/03/31, Osaka City University, Faculty of Engineering, Lecturer
  • 2000/04/01, 2007/10/31, Hiroshima University, Faculty of Engineering, Associate Professor
  • 2007/11/01, Hiroshima University, Graduate School of Advanced Sciences of Matter, Professor

Educational Backgrounds

  • Tohoku University, Faculty of Engineering, Department of Electronic Engineering, Japan, 1984/04, 1988/03
  • Tohoku University, Graduate School of Engineering, Department of Electronic Engineering, Japan, 1988/04, 1993/03

Academic Degrees

  • Doctor of Engineering, Tohoku University
  • Master of Engineering, TOHOKU UNIVERSITY

Educational Activity

  • 【Bachelor Degree Program】School of Engineering : Cluster 2(Electrical, Electronic and Systems Engineering)
  • 【Master's Program】Graduate School of Advanced Sciences of Matter : Quantum Matter
  • 【Doctoral Program】Graduate School of Advanced Sciences of Matter : Quantum Matter

In Charge of Primary Major Programs

  • Electronic Devices and Systems

Research Fields

  • Interdisciplinary science and engineering;Nano / Micro science;Nanostructural physics
  • Engineering;Electrical and electronic engineering;Electronic materials / Electric materials
  • Mathematical and physical sciences;Physics;Condensed matter physics I

Research Keywords

  • mesoscopic system
  • graphene
  • topological insulator

Affiliated Academic Societies

  • The Physical Society of Japan

Educational Activity

Course in Charge

  1. 2019, Liberal Arts Education Program1, 1Term, Introductory Seminar for First-Year Students
  2. 2019, Liberal Arts Education Program1, 1Term, Introductory Seminar for First-Year Students
  3. 2019, Liberal Arts Education Program1, 1Term, Introductory Seminar for First-Year Students
  4. 2019, Undergraduate Education, 4Term, Introduction to Energy and Information Systems
  5. 2019, Undergraduate Education, Intensive, Introduction to Applications of Energy and information systems
  6. 2019, Undergraduate Education, 2Term, Introduction to Physical Electronics
  7. 2019, Undergraduate Education, 4Term, Quantum Mechanics
  8. 2019, Graduate Education (Master's Program) , First Semester, Seminar on Applied Quantum Sciences
  9. 2019, Graduate Education (Master's Program) , Second Semester, Seminar on Applied Quantum Sciences
  10. 2019, Graduate Education (Master's Program) , Academic Year, Advanced Study in Quantum Matter I
  11. 2019, Graduate Education (Doctoral Program) , Academic Year, Advanced Study in Quantum MatterII

Research Activities

Academic Papers

  1. Zero-Energy State Localized near an Arbitrary Edge in Quadrupole Topological Insulators, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 88(9), 20190915
  2. Persistent Current due to a Screw Dislocation in Weyl Semimetals: Role of One-Dimensional Chiral States, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 88(5), 20190515
  3. Gauge-Invariant Cutoff for Dirac Electron Systems with a Vector Potential, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 88(3), 20190315
  4. Regularized Continuum Model of a Weyl Semimetal for Describing Anomalous Electromagnetic Response, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 88(1), 20190115
  5. Spontaneous Charge Current in a Doped Weyl Semimetal, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 87(7), 20180715
  6. Short Ballistic Josephson Coupling in Planar Graphene Junctions with Inhomogeneous Carrier Doping, PHYSICAL REVIEW LETTERS, 120(7), 20180216
  7. Regularized Framework of a Weyl Equation for Describing a Weyl Semimetal: Application to the Case with a Screw Dislocation, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 86(12), 20171215
  8. Chiral Surface States on the Step Edge in a Weyl Semimetal, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 86(10), 20171015
  9. Andreev Reflection in a Bilayer Graphene Junction: Role of Spatial Variation of the Charge Neutrality Point, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 86(6), 20170615
  10. Disorder Effect on Chiral Edge Modes and Anomalous Hall Conductance in Weyl Semimetals, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 85(12), 20161215
  11. Finite-Size Scaling Analysis of the Conductivity of Dirac Electrons on a Surface of Disordered Topological Insulators, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 85(9), 20160915
  12. Time-Dependent Ginzburg-Landau Equation and Boltzmann Transport Equation for Charge-Density-Wave Conductors, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 85(8), 20160815
  13. Weak Topological Insulators with Step Edges: Subband Engineering and Its Effect on Electron Transport, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 85(3), 20160315
  14. Dephasing-Induced Stabilization of a Perfectly Conducting Channel in Disordered Graphene Nanoribbons with Zigzag Edges, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 85(1), 20160115
  15. Regularization of a Massless Dirac Model to Describe Anomalous Electromagnetic Response of Weyl Semimetals, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 85(1), 20160115
  16. Manipulating quantum channels in weak topological insulator nanoarchitectures, PHYSICAL REVIEW B, 92(19), 20151123
  17. Landau Levels on a Surface of Weak Topological Insulators, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 84(8), 20150815
  18. Noninvasive Metallic State, JPS Conference Proceedings, 4, 013005, 20150615
  19. Time-dependent Ginzburg-Landau equation of charge-density-waves and numerical simulation of the sliding, PHYSICA B-CONDENSED MATTER, 460, 6-10, 20150301
  20. Effective Model for Massless Dirac Electrons on a Surface of Weak Topological Insulators, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 83(12), 20141201
  21. Delocalization of Surface Dirac Electrons in Disordered Weak Topological Insulators, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 83(10), 20141015
  22. Local Density of States in a Helical Tomonaga-Luttinger Liquid of Loop and Josephson Junction Geometries, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 83(4), 201404
  23. One-dimensional topological insulator: A model for studying finite-size effects in topological insulator thin films, PHYSICAL REVIEW B, 89(12), 20140324
  24. Superconducting Proximity Effect on a Two-Dimensional Dirac Electron System, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 83(1), 20140101
  25. Perfectly conducting channel on the dark surface of weak topological insulators, PHYSICAL REVIEW B, 88(4), 20130703
  26. Unified Description of Dirac Electrons on a Curved Surface of Topological Insulators, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 82(7), 201307
  27. Protection of the surface states in topological insulators: Berry phase perspective, PHYSICAL REVIEW B, 87(20), 2013
  28. Finite-size energy gap in weak and strong topological insulators, PHYSICAL REVIEW B, 86(24), 2012
  29. Spherical topological insulator, PHYSICAL REVIEW B, 86(23), 2012
  30. Quasiclassical Theory of the Josephson Effect in Ballistic Graphene Junctions, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 81(9), 2012
  31. Dirac Electrons on a Sharply Edged Surface of Topological Insulators, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 81(9), 2012
  32. Spin Berry phase in the Fermi-arc states, PHYSICAL REVIEW B, 84(24), 20111212
  33. Weak topological insulator with protected gapless helical states, PHYSICAL REVIEW B, 84(3), 20110727
  34. Electronic States and Local Density of States in Graphene with a Corner Edge Structure, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 80(5), 20110510
  35. Spin Berry phase in anisotropic topological insulators, PHYSICAL REVIEW B, 84(19), 2011
  36. Anomalous Enhancement of the Boltzmann Conductivity in Disordered Zigzag Graphene Nanoribbons, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 79(2), 201002
  37. Electronic transport properties and perfectly conducting channel of the disordered graphene nanoribbons, AIP Conf. Proc., 1199, 539-540, 20100101
  38. Average and Second Moment of the Conductance of Randomly Coupled Chiral Channels, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 78(9), 200909
  39. Electronic transport properties of disordered graphene nanoribbons, J. Phys.: Conf. Ser., 150, 022097 (4 pages), 20090301
  40. Edge effect on electronic transport properties of graphene nanoribbons and presence of perfectly conducting channel, CARBON, 47(1), 124-137, 200901
  41. Electronic transport properties of graphene nanoribbons, NEW JOURNAL OF PHYSICS, 11, 2009
  42. Hamiltonian Decomposition for Bulk and Surface States, PHYSICAL REVIEW LETTERS, 102(14), 2009
  43. Nearly perfect single-channel conduction in disordered armchair nanoribbons, PHYSICAL REVIEW B, 79(12), 2009
  44. Conductance Distribution in Disordered Quantum Wires with a Perfectly Conducting Channel, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 78(3), 2009
  45. Spin Injection and Detection in a Mesoscopic Superconductor at Low Temperatures, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 78(2), 2009
  46. Charge Imbalance Transport in a Superconducting Wire with Spatial Variation of Pair Potential Amplitude, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 78(6), 2009
  47. Asymptotic behavior of the conductance in disordered wires with perfectly conducting channels, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 77(1), 200801
  48. Magnetic field effect on charge imbalance conversion in superconducting wires, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 77(9), 2008
  49. Conductance fluctuations in disordered wires with perfectly conducting channels, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 77(5), 2008
  50. Averaged conductance of the three-edge Chalker-Coddington model, J. Phys. Soc. Jpn., 76(8), 083710 (1-4), 20070801
  51. Perfectly conducting channel and universality crossover in disordered graphene nanoribbons, PHYSICAL REVIEW LETTERS, 99(3), 20070720
  52. Conductance of disordered wires with unitary symmetry: Role of perfectly conducting channels, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 76(5), 200705
  53. Influence of charge and energy imbalances on the tunneling current through a superconductor-normal metal junction, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 76(4), 200704
  54. Distribution of transmission eigenvalues in disordered wires with symplectic symmetry, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 76(3), 2007
  55. Random-matrix approach to the Josephson effect in a disordered wire with symplectic symmetry, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 75(12), 200612
  56. Boltzmann equations for spin and charge relaxations in superconductors, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 75(7), 200607
  57. Weak localization in multiwall carbon nanotubes in a perpendicular magnetic field, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 75(4), 200604
  58. Pulse control of decoherence with population decay, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 75(2), 200602
  59. Charge imbalance relaxation in superconductors at low temperatures, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 75(2), 200602
  60. Random-matrix theory of electron transport in disordered wires with symplectic symmetry, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 75(5), 2006
  61. Random-matrix theory of electron transport in disordered wires with symplectic symmetry, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 75(5), 2006
  62. Pulse control of dephasing in two-level quantum systems, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 74(8), 2243-2248, 200508
  63. Conductance and its variance of disordered wires with symplectic symmetry in the metallic regime, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 74(5), 1521-1524, 200505
  64. Nucleation of 2 pi-phase soliton in charge-density-wave systems, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 74(3), 847-850, 200503
  65. Pulse Control of Decoherence in a Qubit Coupled with a Quantum Environment, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 74, 2005
  66. Conductance of disordered wires with symplectic symmetry: Comparison between odd- and even-channel cases, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 73(9), 2366-2369, 200409
  67. Quantum electron transport in disordered wires with symplectic symmetry, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 73(6), 1430-1433, 200406
  68. Josephson current through a metallic carbon nanotube in the conductance-quantization regime, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 73(5), 1111-1114, 200405
  69. Test-particle approach to electron dephasing in an open mesoscopic cavity, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 73(3), 764-765, 200403
  70. DMPK equation for transmission eigenvalues in metallic carbon nanotubes, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 73(1), 9-12, 200401
  71. Random-matrix approach to quantum electron transport in metallic carbon nanotubes, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 72(11), 2710-2713, 200311
  72. Synchronized phase slips in a mesoscopic charge-density-wave system, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 72(8), 1835-1838, 200308
  73. Dephasing due to spin-wave excitations in ferromagnetic metals, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 72(5), 1155-1160, 200305
  74. Coulomb blockade of phase slip in mesoscopic charge-density-wave systems, PHYSICA E-LOW-DIMENSIONAL SYSTEMS & NANOSTRUCTURES, 18(1-3), 262-263, 200305
  75. Quantum interference effect on the conductance of a ferromagnetic wire with a domain wall, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 72(3), 634-644, 200303
  76. Anomalous behavior of the dephasing time in open diffusive cavities, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 72(2), 233-236, 200302
  77. Dephasing of the quantum interference effect in open ballistic billiards, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 71(11), 2617-2620, 200211
  78. Quantum nucleation of phase slip in charge-density-wave systems: Role of long-range Coulomb interactions, JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 71(8), 1824-1827, 200208
  79. Coulomb blockade of the collective current in charge-density-wave systems, J. Phys. Soc. Jpn., 71(4), 1019-1022, 20020401
  80. DC Josephson effect in a Tomonaga-Luttinger liquid, J. Phys. Soc. Jpn., 71(2), 550-568, 20020201
  81. Ferromagnetic resonance effect on resistivity in mesoscopic structures, J. Phys. Soc. Jpn., 71(2), 662-663, 20020201
  82. Pairing correlation effect on the zero-bias tunneling spectra of ultrasmall superconducting grains, J. Phys. Soc. Jpn., 2497-2500, 20010901
  83. Phase slip in mesoscopic charge-density-wave systems, J. Phys. Soc. Jpn., 1869-1872, 20010701
  84. Pairing correlation effect on the resonant tunneling conductance through an ultrasmall superconducting grain, Physica C, 200-203, 20010401
  85. Fluctuation paraconductivity in superconducting multilead structures above the transition temperature, J. Phys. Soc. Jpn., 498-504, 20010201
  86. Influence of a driven magnetic domain wall on resistivity in a thin ferromagnetic wire, J. Phys. Soc. Jpn., 25-28, 20010101
  87. Resistivity due to domain wall excitations in thin wires of ferromagnetic metals, J. Phys. Soc. Jpn., 3170-3173, 20001001
  88. Conductance fluctuations in a superconductor-dirty normal conductor-superconductor junction, J. Phys. Soc. Jpn., 3007-3016, 20000901
  89. Suppression of the weak-localization effect in mesoscopic wires of ferromagnetic metals, J. Phys. Soc. Jpn., 328-331, 20000201
  90. Low-frequency plasma mode and its effect on the tunneling density of states in thin superconducting wires, J. Phys. Soc. Jpn., 2514-2517, 19990801
  91. Effects of Coulomb interaction on the density of states in open chaotic billiards, J. Phys. Soc. Jpn., 20-23, 19990101
  92. Phase relaxation time in open chaotic billiards, J. Phys. Soc. Jpn., 3003-3005., 19980501
  93. Multilevel effect on the Josephson current through a quantum dot, J. Phys. Soc. Jpn., 1525-1528, 19980501
  94. Influence of small-angle diffraction on the ballistic conductance fluctuations in chaotic billiards, J. Phys. Soc. Jpn., 397-400, 19980201
  95. Semiclassical analysis of the ballistic weak localization in chaotic billiards, J. Phys. Soc. Jpn., 66(10), 2977-2980, 19971001
  96. Josephson current through a one-dimensional interacting electron gas, J. Phys. Soc. Jpn., 66(3), 537-540, 19970301
  97. Mesoscopic fluctuations of the dc Josephson current in a dirty SNS junction, J. Phys. Soc. Jpn., 430-441, 19970201
  98. Andreev conductance of a one-dimensional interacting electron gas coupled with a superconductor, J. Phys. Soc. Jpn., 419-424, 19970201
  99. Superconducting proximity effect on a one-dimensional interacting electron gas, J. Phys. Soc. Jpn., 3630-3637, 19961101
  100. Numerical study on Josephson-current fluctuations in a dirty SNS junction: The effect of incomplete Andreev reflection, J. Phys. Soc. Jpn., 683-686, 19960301
  101. Influence of electromagnetic environment on tunneling current through normal metal-superconductor junctions, J. Phys. Soc. Jpn., 4530-4534, 19951201
  102. 1/f^2 law in one-dimensional quantum transport: an example of weak chaos in quantum systems, Chaos, Solitons and Fractals, 1077-1083, 19950501
  103. Fluctuations of the dc Josephson current in a superconductor-normal conductor-superconductor junction, J. Phys. Soc. Jpn., 1466-1470, 19950501
  104. Quasiparticle transport at the interface between the normal conductor and the d-wave superconductor, J. Phys. Soc. Jpn., 64(2), 565, 199502
  105. Josephson-current fluctuations in dirty SNS junctions, J. Phys. Soc. Jpn., 63(12), 4310, 199412
  106. Spin-disordered state in the antiferromagnetic Heisenberg model on the triangular lattice, Phys. Rev. B, 50(13), 9589, 199410
  107. Magnetoconductance in open billiards: comparison between circle and stadium, J. Phys. A, 27(17), 5889, 199409
  108. Magnetoconductance in open stadium billiard: quantum analogue of transition from chaos to tori, J. Phys. Soc. Jpn., 63(9), 3210, 199409
  109. Weak localization in metallic wire systems in contact with a superconductor, J. Phys. Soc. Jpn., 63(9), 3361, 199409
  110. Weak chaos in one-dimensional quantum transport: The 1/f^2 law and the breakdown of the law of large numbers, Phys. Rev. E, 50(2), 1700, 199408
  111. Enhancement of conductance fluctuations in normal metals sandwiched between superconductors, J. Phys. Soc. Jpn., 63(8), 2849, 199408
  112. Application of cluster variation method to three-dimensional t-J model, J. Phys. Soc. Jpn., 63(8), 2909, 199408
  113. Fluctuations of the critical current through Josephson junctions with dirty normal metal barriers, J. Phys. Soc. Jpn., 63(7), 2668, 199407
  114. Three-dimensional t-J model and cluster variation method, Physica B, 194-196, 481, 199402
  115. Excitations in the vortex state of pure type-II superconductors, J. Phys. Soc. Jpn., 62(9), 2999, 199309
  116. Numerical study on the conductance of normal superconductor contacts, J. Phys. Soc. Jpn., 62(6), 1844, 199306
  117. Conductance of normal-superconductor contacts due to Andreev reflection, J. Phys. Soc. Jpn., 61(10), 3466, 199210
  118. Conductance and its fluctuations of mesoscopic wires in contact with a superconductor, J. Phys. Soc. Jpn., 61(8), 2858, 199208
  119. Conductance formula for mesoscopic systems with a superconducting segment, J. Phys. Soc. Jpn., 61(5), 1685, 199205
  120. Phase coherence of normal electrons in mesoscopic wire structures with superconducting segments in the diffusive regime, Physica C, 185-189, 2703, 199112
  121. Conductance fluctuations in small normal and superconductor composite wire systems, J. Phys. Soc. Jpn., 60(9), 3130, 199109

External Funds

Acceptance Results of Competitive Funds

  1. KAKENHI(Grant-in-Aid for Scientific Research (C)), 2018, 2020
  2. KAKENHI, 2015, 2017
  3. KAKENHI, 2012, 2014
  4. KAKENHI, Electron transport in disordered quantum wires with a perfectly conducting channel, 2009, 2011
  5. KAKENHI, Application of Random-Matrix Theory to Quantum Electron Transport, 2004, 2006