Dec. 25, 2017 "Quantum Hall states observed in thin films of Dirac semimetal Cd3As2"
M. Uchida, Y. Nakazawa, S. Nishihaya, K. Akiba, M. Kriener, Y. Kozuka, A. Miyake, Y.Taguchi, M. Tokunaga, N. Nagaosa, Y. Tokura, and M. Kawasaki > Nature Communications DOI :10.1038/s41467-017-02423-1
Dec. 21, 2017 2018 January issue of Nature Materials Dr. M. S. Bahramy’s recent work on topological phases in transition metal dichalcogenides has been featured on the cover of January issue of Nature Materials. For the details, please see Nature Materials.
Nov. 28, 2017 "Ubiquitous Formation of Bulk Dirac Cones and Topological Surface States from a Single Orbital Manifold in Transition-metal Dichalcogenides"
M.S. Bahramy, O.J. Clark, B.-J. Yang, J. Feng, L. Bawden, J. M. Riley, I. Markovic, F. Mazzola, V. Sunko, D. Biswas, S. P. Cooil, M. Jorge, J.W.Wells, M. Leandersson, T. Balasubramanian, J. Fujii, I. Vobornik, J. Rault, T. K. Kim, M. Hoesch, K. Okawa, M. Asakawa, T. Sasagawa, T. Eknapakul, W. Meevasana, and P.D.C. King Nature Materials DOI :10.1038/NMAT5031 For the details, please see the press release.
Oct. 3, 2017 "Exciton Hall effect in monolayer MoS2"
M. Onga, Y. J. Zhang, T. Ideue, and Y. Iwasa Nature Materials DOI :10.1038/nmat4996
Aug. 18, 2017 "Slow dynamics of electrons at a metal–Mott insulator boundary in an organic system with disorder"
T. Itou, E. Watanabe, S. Maegawa, A. Tajima, N. Tajima, K. Kubo, R. Kato, and K. Kanoda Science Advances DOI :10.1126/sciadv.1601594
May. 18, 2017 "Giant thermal Hall effect in multiferroics"
T. Ideue, T. Kurumaji, S. Ishiwata, and Y. Tokura Nature Materials DOI :10.1038/NMAT4905
Mar. 27, 2017 "Bulk rectification effect in a polar semiconductor"
T. Ideue, K. Hamamoto, S. Koshikawa, M. Ezawa, S. Shimizu, Y. Kaneko, Y. Tokura, N. Nagaosa, and Y. Iwasa Nature Physics DOI :10.1038/NPHYS4056
Mar. 17, 2017 "Observation of anomalous Hall effect in a non-magnetic two-dimensional electron system"
D. Maryenko, A.S. Mishchenko, M.S. Bahramy, A. Ernst, J. Falson, Y. Kozuka, A. Tsukazaki, N. Nagaosa, and M. Kawasaki Nature Communications DOI :10.1038/NCOMMS14777
Feb. 20, 2017 "Upper critical field reaches 90 tesla near the Mott transition in fulleride superconductors"
Y. Kasahara, Y. Takeuchi, R. H. Zadik, Y. Takabayashi, R. H. Colman, R. D. McDonald, M. J. Rosseinsky, K. Prassides, and Y. Iwasa Nature Communications DOI :10.1038/ncomms14467
Feb. 17, 2017 "Superconductivity in a chiral nanotube"
F. Qin, W. Shi, T. Ideue, M. Yoshida, A. Zak, R. Tenne, T. Kikitsu, D. Inoue, D. Hashizume, and Y. Iwasa Nature Communications DOI :10.1038/ncomms14465
Jan. 17, 2017 QPEC Assessment Committee
QPEC received a high evaluation about our research from Prof. Norio Kawakami (Kyoto University), Prof. Jean-Marc Triscone (University of Geneva), and Prof. Zhi-Xun Shen(Stanford University).
Nov. 15, 2016 "Critical enhancement of thermopower in a chemically tuned polar semimetal MoTe2"
H. Sakai, K. Ikeura, M. S. Bahramy, N. Ogawa, D. Hashizume, J. Fujioka, Y. Tokura, and S. Ishiwata Science Advances 2, e1601378 (2016) DOI: 10.1126/sciadv.1601378
Oct. 28, 2016 CEMS-QPEC Symposium on "Emergent Quantum Materials"
QPEC will host CEMS-QPEC Symposium on "Emergent Quantum Materials" jointly with RIKEN Center for Emergent Matter Science, at Ito Hall in January 18-20 2017. For the details, please see here.
Mar. 28, 2016 QPEC TMD Workshop
QPEC TMD Workshop will be held on Mach 29 (Tue) 2016 as follows:
Room 103, Bldg.6, Faculty of Engineering
10:00 Ishizaka Group
11:00 Ishiwata group
13:00 Iwasa group
14:00 Motome group
Feb. 1, 2016 "Quantum Hall effect in a bulk antiferromagnet EuMnBi2 with magnetically confined two-dimensional Dirac fermions"
H. Masuda, H. Sakai, M. Tokunaga, Y. Yamasaki, A. Miyake, J. Shiogai, S. Nakamura, S. Awaji, A. Tsukazaki, H. Nakao, Y. Murakami, T. Arima, Y. Tokura and S. Ishiwata Science Advances 2, e1501117 (2016) DOI: 10.1126/sciadv.1501117
Dec. 8, 2015 "2D superconductor surviving in high magnetic fields over 50 Tesla"
Y. Saito, Y. Nakamura, M. S. Bahramy, Y. Kohama, J. T. Ye, Y. Kasahara,
Y. Nakagawa, M. Onga, M. Tokunaga, T. Nojima, Y. Yanase and Y. Iwasa Nature Physics DOI :10.1038/nphys3580
Nov. 16, 2015 "Exciton Lifetime Paradoxically Enhanced by Dissipation and Decoherence: Toward Efficient Energy Conversion of a Solar Cell"
Y. Yamada, Y. Yamaji and M. Imada Physical Review Letters DOI :10.1103/PhysRevLett.115.197701
Oct. 14, 2015 "Uniaxial stress control of skyrmion phase"
Y. Nii, T. Nakajima, A. Kikkawa, Y. Yamasaki, K. Ohishi, J. Suzuki, Y. Taguchi, T. Arima, Y. Tokura, and Y. Iwasa Nature Communications DOI :10.1038/ncomms9539
Oct. 5, 2015 "Discovery of a two-dimensional crystal functioning as a phase-change memristor"
M. Yoshida, R. Suzuki, Y. J. Zhang, M. Nakano and Y. Iwasa Science Advances DOI :10.1126/sciadv.1500606
Oct. 2, 2015 "Is the ultimate 2D superconductor really superconducting? － Quantum state in an atomically thin 2D superconductor without disorder"
Y. Saito, Y. Kasahara, J. T. Ye, Y. Iwasa and T. Nojima Science Express DOI :10.1126/science.1259440
Jun. 5, 2015 "Emergence of "Devil's staircase": Anomalous spin ordering revealed by brilliant synchrotron x-ray"
T. Matsuda, T. Tsuyama, T. Saito, S. Ishiwata, Y. Tokura and H. Wadati
May. 1, 2015 "Experimental observation of the quantization in surface Dirac states of topological insulator -Towards the application of low-power electric devices"
R. Yoshimi, M. Kawasaki and Y. Tokura Nature Communications
DOI : 10.1038/ncomms7627
Apr. 3, 2015 "New quantum phase in a ZnO interface of best semiconductor quality"
J. Falson, D. Maryenko, B. Friess, D. Zhang, Y. Kozuka, A. Tsukazaki, J. Smet and M. Kawasaki Nature Physics DOI :10.1038/nphys3259
Aug. 7, 2014 "Magnetochiral dichroism resonant with electromagnons in a helimagnet"
S. Kibayashi, Y. Takahashi, S. Seki and Y. Tokura Nature Communications DOI : 10.1038/ncomms5583
Aug. 1, 2014 "A proposal of valleytronics material - Unveiling peculiar electronic states and their control in a two-dimensional material -"
R. Suzuki, M. Sakano, Y. J. Zhang, R. Akashi, D. Morikawa, A. Harasawa, K. Yaji, K. Kuroda, K. Miyamoto, T. Okuda, K. Ishizaka, R. Arita, & Y. Iwasa Nature Nanotechnology (2014) DOI : 10.1038/nnano.2014.148
Jun. 1, 2014 Dr. Masaki Nakano and Dr. Youhei Yamaji were appointed Lecturer at Department of Applied Physics under MERIT program