Hasegawa Shuji

Hasegawa Shuji
E-mail:(Log in user only)
GroupGroup A03 Design and measurement of molecular function
Research TopicCharge and Spin Transport at Molecular Structures Studied by Functional Four-Tip STM
Position in GroupResearch representative
Address 113-0033

Papers List


[27] Observation of Anisotropic Band Splitting in Monolayer NbSe2: Implications for Superconductivity and Charge Density Wave

Y. Nakata; K. Sugawara; S. Ichinokura; Y. Okada; T. Hitosugi; T. Koretsune; S. Hasegawa; T. Sato; T. Takahashi
npj 2D Materials and Applications, 2, 12-1 - 12-6, 2018/5/3
DOI: 10.1038/s41699-018-0057-3

[26] Comment on ``Quantum transport in the surface states of epitaxial Bi(111) thin films''

T. Hirahara; S. Hasegawa


[25] 2層グラフェン層間化合物の2次元超伝導

高橋隆; 菅原克明; 一ノ倉聖; 高山あかり; 長谷川修司
表面科学, 38, 9, 460 - 465, 2017/9/20
DOI: 10.1380/jsssj.38.460

[24] Emergence of charge density waves and a pseudogap in single-layer TiTe2

P. Chen; Woei Wu Pai; Y.-H. Chan; A. Takayama; C.-Z. Xu; A. Karn; S. Hasegawa; M. Y. Chou; S.-K. Mo; A.-V. Fedorov; T.-C. Chiang
Nature Communications , 8, 516-1 - 516-6, 2017/9/11
DOI: 10.1038/s41467-017-00641-1

[23] Large-gap magnetic topological heterostructure formed by subsurface incorporation of a ferromagnetic layer

T. Hirahara; S. V. Eremeev; T. Shirasawa; Y. Okuyama; T. Kubo; R. Nakanishi; R. Akiyama; A. Takayama; T. Hajiri; S. Ideta; M. Matsunami; K. Sumida; K. Miyamoto; Y. Takagi; K. Tanaka; T. Okuda; T.Yokoyama; S. Hasegawa
Nano Letters, 17, 3493 - 3500, 2017/5/26
DOI: 10.1021/acs.nanolett.7b00560

[22] Berry phase shift from 2π to π in Bilayer graphene by Li-intercalation and sequential desorption

R. Akiyama; Y. Takano; Y. Endo; S. Ichinokura; R. Nakanishi; K. Nomura; S. Hasegawa
Applied Physics Letters, 110, 23, 233106-1 - 233106-4, 2017/6/6
DOI: 10.1063/1.4984958

[21] Superconductivity in thallium double atomic layer and transition into an insulating phase intermediated by a quantum metal state

S. Ichinokura; L. Bondarenko; A. Tupchaya; D. Gruznev; A. Zotov; A. Saranin; S. Hasegawa
2D Materials, 4, 025020-1 - 025020-10, 2017/2/1
DOI: 10.1088/2053-1583/aa57f9


[20] Superconducting Calcium-Intercalated Bilayer Graphene [重要文献]

S. Ichinokura; K. Sugawara; A. Takayama; T. Takahashi; S. Hasegawa
ACS Nano, 10, 2, 2761 - 2765, 2016/1/27
DOI: 10.1021/acsnano.5b07848

[19] Development of a convenient in situ UHV scanning tunneling potentiometry

T. Nakamura; R. Yoshino; R. Hobara; S. Hasegawa; T. Hirahara
e-Journal of Surface Science and Nanotechnology, 14, 216 - 224, 2016/11/12
DOI: 10.1380/ejssnt.2016.216

[18] In situ 電気伝導測定によるRashba 型表面構造(Tl, Pb)/Si(111)の超伝導の観測

一ノ倉聖; 保原麗; 高山あかり; 長谷川修司; Andrey V. MATETSKIY; Leonid V. BONDARENKO; Alexandra Y. TUPCHAYA; Dimitry V. GRUZNEV; Andrey V. ZOTOV; Alexander A. SARANIN
表面科学, 37, 8, 363 - 368, 2016/8/10
DOI: doi.org/10.1380/jsssj.37.363


[17] Role of Quantum and Surface-State Effects in the Bulk Fermi Level Position of Ultrathin Bi films

T. Hirahara; T. Shirai; T. Hajiri; M. Matsunami; K. Tanaka; S. Kimura; S. Hasegawa; K. Kobayashi
Physical Review Letters, 115, 10, 106803-1 - 106803-5, 2015/9/4
DOI: 10.1103/PhysRevLett.115.106803

[16] Two-dimensional superconductor with giant Rashba effect: One-atomic-layer Tl-Pb compound on Si(111)

A.V. Matetskiy; S. Ichinokura; L.V. Bondarenko; A.Y. Tupchaya; D.V. Gruznev; A.V. Zotov; A.A. Saranin; R. Hobara; A. Takayama; S. Hasegawa
Physical Review Letters, 115, 14, 147003-1 - 147003-5, 2015/10/2
DOI: 10.1103/PhysRevLett.115.147003

[15] Direct observation of a gap opening in topological interface states of MnSe/Bi2Se3 heterostructure

A. V. Matetskiy; I. A. Kibirev; T. Hirahara; S. Hasegawa; A. V. Zotov; A. A. Sarani
Applied Physics Letters, 107, 9, 091604-1 - 091604-4, 2015/9/10
DOI: 10.1063/1.4930151

[14] ビスマス表面におけるスピン依存イオン散乱

一ノ倉聖; 平原徹; 酒井治; 長谷川修司; 鈴木拓
表面科学, 36, 8, 408 - 411, 2015/8/10
DOI: 10.1380/jsssj.36.408

[13] 表面での電子・スピン輸送研究の最近の展開

表面科学, 36, 112 - 117, 2015


[12] Electron-spin dependent 4He+ ion scattering on Bi surfaces

*S. Ichinokura; T. Hirahara; S. Hasegawa; O. Sakai; T.T. Suzuki
Radiation Effects and Defects in Solids , 169, 1003 - 1009, 2014

[11] In-situ Micro-fabrication and Measurements of Bi2Se3 Ultrathin Films in a Multi-chamber System having Focus Ion Beam, Molecular Beam Epitaxy, and Four-Tip Scanning Tunneling Microscope

*N. Fukui; R. Hobara; T. Hirahara; Y. Miyatake; H. Mizuno; T. Sasaki; T. Nagamura; S. Hasegawa
e-Journal of Surface Science and Nanotechnology, 12, 423 - 430, 2014

[10] Structure and transport properties of Cu doped Bi2Se3 films

*T. Shirasawa; M. Sugiki; T. Hirahara; M. Aitani; T. Shirai; S. Hasegawa; T. Takahashi
Physical Review B, 89, 195311-1 - 195311-6, 2014

[9] Anisotropic Electronic Conduction in Metal Nanofilms Grown on a One-Dimensional Surface Superstructure

*N. Nagamura; R. Hobara; T. Uetake; T. Hirahara; M. Ogawa; T. Okuda; K. He; P. Moras; P. M. Sheverdyaeva; C. Carbone; K. Kobayashi; I. Matsuda; S. Hasegawa
Physical Review B, 89, 125415-1 - 125415-5, 2014

[8] In-situ Micro-fabrication and Measurements of Bi2Se3 Ultrathin Films in a Multi-chamber System having Focus Ion Beam, Molecular Beam Epitaxy, and Four-Tip Scanning Tunneling Microscope

N. Fukui; R. Hobara; T. Hirahara; Y. Miyatake; H. Mizuno; T. Sasaki; T. Nagamura; S. Hasegawa
e-Journal of Surface Science and Nanotechnology, 12, 423 - 430, 2014/10/11
DOI: 10.1380/ejssnt.2014.423

[7] In situ Magnetotransport Measurements of Ultrathin Bi films: Evidence for a Surface-Bulk Coherent Transport

M. Aitani; T. Hirahara; S. Ichinokura; M. Hanaduka; D. Y. Shin; S. Hasegawa
Physical Review Letters, 113, 20, 206802-1 - 206802-5, 2014/11/14
DOI: 10.1103/PhysRevLett.113.206802

[6] Redox Control and High Conductivity of Nickel Bis(dithiolene) Complex π-Nanosheet: A Potential Organic Two-Dimensional Topological Insulator

Tetsuya Kambe; Ryota Sakamoto; Tetsuro Kusamoto ; Tigmansu Pal ; Naoya Fukui; Ken Hoshiko ; Takahiro Shimojima ; Zhengfei Wang ; Toru Hirahara ; Kyoko Ishizaka ; Shuji Hasegawa ; Feng Liu; Hiroshi Nishihara
Journal of the American Chemical Society, 136, 41, 14357 - 14360, 2014/9/24
DOI: 10.1021/ja507619d

[5] Structure Determination of Multilayer Silicene Grown on Ag(111) films by Electron Diffraction: Evidence for Ag Segregation at the Surface

Terufusa Shirai; Tetsuroh Shirasawa; Toru Hirahara; Naoya Fukui; Toshio Takahashi; Shuji Hasegawa
PHYSICAL REVIEW B, 89, 24, 241403-1 - 241403-5, 2014/6/10
DOI: 10.1103/PhysRevB.89.241403


[4] Fermi level tuning of topological insulator thin films

M. Aitani; Y. Sakamoto; *T. Hirahara; M. Yamada; H. Miyazaki; M. Matsunami; S. Kimura; S. Hasegawa
Japanese Journal of Applied Physics , 52, 110112-1 - 110112-8, 2013

[3] In situ transport measurements on ultrathin Bi(111) films using a magnetic tip: Possible detection of current-induced spin polarization in the surface states

T. Tono; *T. Hirahara; S. Hasegawa
New Journal of Physics , 15, 105018-1 - 105018-14, 2013

[2] Evidence of Dirac Fermions in Multilayer Silicene

*P. De Padova; P. Vogt; A. Resta; J. Avila; I. Razado-Colambo; C. Quaresima; C. Ottaviani; B. Olivieri; T. Bruhn; T. Hirahara; T. Shirai; S. Hasegawa; M. C. Asensio; G. Le Lay
Applied Physics Letters, 102, 163106-1 - 163106-3, 2013

[1] Magnetotransport measurements of a superconducting surface state of In- and Pb-induced structures on Si(111)

M. Yamada; *T. Hirahara; S. Hasegawa
Physical Review Letters , 110, 237001-1 - 237001-5 , 2013