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Kenya Shimada

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Citations 170
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Recent Articles
11.
Senkovskiy B, Nenashev A, Alavi S, Falke Y, Hell M, Bampoulis P, et al.
Nat Commun . 2021 May; 12(1):2542. PMID: 33953174
Lateral heterojunctions of atomically precise graphene nanoribbons (GNRs) hold promise for applications in nanotechnology, yet their charge transport and most of the spectroscopic properties have not been investigated. Here, we...
12.
Wang Z, Hao Z, Yu Y, Wang Y, Kumar S, Xie X, et al.
Adv Mater . 2021 Mar; 33(17):e2007503. PMID: 33739570
Emergent phenomena such as unconventional superconductivity, Mott-like insulators, and the peculiar quantum Hall effect in graphene-based heterostructures are proposed to stem from the superlattice-induced renormalization of (moiré) Dirac fermions at...
13.
Evans P, Komesu T, Schwier E, Kumar S, Shimada K, Dowben P
J Phys Condens Matter . 2020 Aug; 32(46). PMID: 32845873
The band structures of the transition metal dichalcogenides (TMD's) 2H-MoS(0001) and 2H-WSe(0001), before and after palladium adsorption, were investigated through angle-resolved photoemission. Palladium adsorption on 2H-MoS(0001) is seen to result...
14.
Nurmamat M, Okamoto K, Zhu S, Menshchikova T, Rusinov I, Korostelev V, et al.
ACS Nano . 2020 Jul; 14(7):9059-9065. PMID: 32628444
Chalcogenide phase-change materials show strikingly contrasting optical and electrical properties, which has led to their extensive implementation in various memory devices. By performing spin-, time-, and angle-resolved photoemission spectroscopy combined...
15.
Fukutani K, Stania R, Jung J, Schwier E, Shimada K, Kwon C, et al.
Phys Rev Lett . 2019 Dec; 123(20):206401. PMID: 31809082
We demonstrate that the excitonic insulator ground state of Ta_{2}NiSe_{5} can be electrically controlled by electropositive surface adsorbates. Our studies utilizing angle-resolved photoemission spectroscopy reveal intriguing wave-vector-dependent deformations of the...
16.
Feng Y, Jiang Q, Feng B, Yang M, Xu T, Liu W, et al.
Nat Commun . 2019 Oct; 10(1):4765. PMID: 31628366
Spin-orbit coupling (SOC) has gained much attention for its rich physical phenomena and highly promising applications in spintronic devices. The Rashba-type SOC in systems with inversion symmetry breaking is particularly...
17.
Feng B, Zhang R, Feng Y, Fu B, Wu S, Miyamoto K, et al.
Phys Rev Lett . 2019 Oct; 123(11):116401. PMID: 31573222
Two-dimensional (2D) materials have attracted great attention and spurred rapid development in both fundamental research and device applications. The search for exotic physical properties, such as magnetic and topological order,...
18.
Feng B, Zhou H, Feng Y, Liu H, He S, Matsuda I, et al.
Phys Rev Lett . 2019 May; 122(19):196801. PMID: 31144949
Atomic scale engineering of two-dimensional materials could create devices with rich physical and chemical properties. External periodic potentials can enable the manipulation of the electronic band structures of materials. A...
19.
Hoesch M, Gannon L, Shimada K, Parrett B, Watson M, Kim T, et al.
Phys Rev Lett . 2019 Apr; 122(1):017601. PMID: 31012699
The charge density wave (CDW) in ZrTe_{3} is quenched in samples with a small amount of Te isoelectronically substituted by Se. Using angle-resolved photoemission spectroscopy we observe subtle changes in...
20.
Zhang K, Liu X, Zhang H, Deng K, Yan M, Yao W, et al.
Phys Rev Lett . 2018 Dec; 121(20):206402. PMID: 30500247
We report the electronic structure of CuTe with a high charge density wave (CDW) transition temperature T_{c}=335  K by angle-resolved photoemission spectroscopy. An anisotropic charge density wave gap with a...