Possible experimental realization of a basic Z2 topological semimetal in GaGeTe Erik Haubold, Alexander Fedorov, Florian Pielnhofer, Igor P. Rusinov, Tatiana V. Menshchikova, Viola Duppel, Daniel Friedrich, Richard Weihrich, Arno Pfitzner, Alexander Zeugner, Anna Isaeva, Setti Thirupathaiah, Yevhen Kushnirenko, Emile Rienks, Timur Kim, Evgueni V. Chulkov, Bernd Büchner, Sergey Borisenko
Apl Materials, 7 Dec 2019 DOI: 10.1063/1.5124563 Tailoring the topological surface state in ultrathin α -Sn(111) films V. A. Rogalev, F. Reis, F. Adler, M. Bauernfeind, J. Erhardt, A. Kowalewski, M. R. Scholz, L. Dudy, L. B. Duffy, T. Hesjedal, M. Hoesch, G. Bihlmayer, J. Schäfer, R. Claessen
Physical Review B, 100 Dec 2019 DOI: 10.1103/PhysRevB.100.245144 Prediction and observation of an antiferromagnetic topological insulator M. M. Otrokov, I. I. Klimovskikh, H. Bentmann, D. Estyunin, A. Zeugner, Z. S. Aliev, S. Gaß, A. U. B. Wolter, A. V. Koroleva, A. M. Shikin, M. Blanco-Rey, M. Hoffmann, I. P. Rusinov, A. Yu. Vyazovskaya, S. V. Eremeev, Yu. M. Koroteev, V. M. Kuznetsov, F. Freyse, J. Sánchez-Barriga, I. R. Amiraslanov, M. B. Babanly, N. T. Mamedov, N. A. Abdullayev, V. N. Zverev, A. Alfonsov, V. Kataev, B. Büchner, E. F. Schwier, S. Kumar, A. Kimura, L. Petaccia, G. Di Santo, R. C. Vidal, S. Schatz, K. Kißner, M. Unzelmann, C. H. Min, Simon Moser, T. R. F. Peixoto, F. Reinert, A. Ernst, P. M. Echenique, A. Isaeva, E. V. Chulkov
Nature, 576 Dec 2019 DOI: 10.1038/s41586-019-1840-9 Direct observation of a uniaxial stress-driven Lifshitz transition in Sr2RuO4 Veronika Sunko, Edgar Abarca Morales, Igor Markovic, Mark E. Barber, Dijana Milosavljević, Federico Mazzola, Dmitry A. Sokolov, Naoki Kikugawa, Cephise Cacho, Pavel Dudin, Helge Rosner, Clifford Hicks, Philip D. C. King, Andrew P. Mackenzie
Npj Quantum Materials, 4 Dec 2019 DOI: 10.1038/s41535-019-0185-9 Topological electronic structure and intrinsic magnetization in MnBi4Te7 : A Bi2Te3 derivative with a periodic Mn sublattice Raphael C. Vidal, Alexander Zeugner, Jorge I. Facio, Rajyavardhan Ray, M. Hossein Haghighi, Anja U. b. Wolter, Laura T. Corredor Bohorquez, Federico Caglieris, Simon Moser, Tim Figgemeier, Thiago R. F. Peixoto, Hari Babu Vasili, Manuel Valvidares, Sungwon Jung, Cephise Cacho, Alexey Alfonsov, Kavita Mehlawat, Vladislav Kataev, Christian Hess, Manuel Richter, Bernd Büchner, Jeroen Van Den Brink, Michael Ruck, Friedrich Reinert, Hendrik Bentmann, Anna Isaeva
Physical Review X, 9 Dec 2019 DOI: 10.1103/PhysRevX.9.041065 Observation of topological surface states in the high-temperature superconductor MgB2 Xiaoqing Zhou, Kyle N. Gordon, Kyung-Hwan Jin, Haoxiang Li, Dushyant Narayan, Hengdi Zhao, Hao Zheng, Huaqing Huang, Gang Cao, Nikolai D. Zhigadlo, Feng Liu, Daniel Dessau
Physical Review B, 100 Nov 2019 DOI: 10.1103/PhysRevB.100.184511 Topological electronic structure and its temperature evolution in antiferromagnetic topological insulator MnBi2Te4 Y. j. Chen, L. x. Xu, J. h. Li, Y. w. Li, H. y. Wang, C. f. Zhang, H. Li, Y. Wu, A. j. Liang, C. Chen, S. W. Jung, C. Cacho, Y. h. Mao, S. Liu, M. x. Wang, Y. f. Guo, Y. Xu, Z. k. Liu, L. x. Yang, Y. l. Chen
Physical Review X, 9 Nov 2019 DOI: 10.1103/PhysRevX.9.041040 Ideal Weyl semimetal induced by magnetic exchange J.-R. Soh, F. De Juan, M. G. Vergniory, N. B. M. Schröter, M. C. Rahn, D. Y. Yan, J. Jiang, M. Bristow, P. A. Reiss, J. N. Blandy, Y. F. Guo, Y. G. Shi, T. K. Kim, A. Mccollam, S. H. Simon, Y. Chen, A. I. Coldea, A. T. Boothroyd
Physical Review B, 100 Nov 2019 DOI: 10.1103/PhysRevB.100.201102 Surface states and Rashba-type spin polarization in antiferromagnetic MnBi2Te4(0001) R. C. Vidal, H. Bentmann, T. R. F. Peixoto, A. Zeugner, S. Moser, C.-H. Min, S. Schatz, K. Kissner, M. Unzelmann, C. I. Fornari, H. B. Vasili, M. Valvidares, K. Sakamoto, D. Mondal, J. Fujii, I. Vobornik, S. Jung, C. Cacho, T. K. Kim, R. J. Koch, C. Jozwiak, A. Bostwick, J. D. Denlinger, E. Rotenberg, J. Buck, M. Hoesch, F. Diekmann, S. Rohlf, M. Kalläne, K. Rossnagel, M. M. Otrokov, E. V. Chulkov, M. Ruck, A. Isaeva, F. Reinert
Physical Review B, 100 Sept 2019 DOI: 10.1103/PhysRevB.100.121104 Magnetic Weyl semimetal phase in a Kagomé crystal D. F. Liu, A. J. Liang, E. K. Liu, Q. N. Xu, Y. W. Li, C. Chen, D. Pei, W. J. Shi, S. K. Mo, P. Dudin, T. Kim, C. Cacho, G. Li, Y. Sun, L. X. Yang, Z. K. Liu, S. S. P. Parkin, C. Felser, Y. L. Chen
Science, 365 Sept 2019 DOI: 10.1126/science.aav2873 Topological Lifshitz transitions and Fermi arc manipulation in Weyl semimetal NbAs H. F. Yang, L. X. Yang, Z. K. Liu, Y. Sun, C. Chen, H. Peng, M. Schmidt, D. Prabhakaran, B. A. Bernevig, C. Felser, B. H. Yan, Y. L. Chen
Nature Communications, 10 Aug 2019 DOI: 10.1038/s41467-019-11491-4 Probing the reconstructed Fermi surface of antiferromagnetic BaFe2As2 in one domain Matthew D. Watson, Pavel Dudin, Luke C. Rhodes, Daniil V. Evtushynsky, Hideaki Iwasawa, Saicharan Aswartham, Sabine Wurmehl, Bernd Büchner, Moritz Hoesch, Timur K. Kim
Npj Quantum Materials, 4 Jul 2019 DOI: 10.1038/s41535-019-0174-z Reactive intercalation and oxidation at the buried graphene-germanium interface Philipp Braeuninger-Weimer, Oliver Burton, Robert S. Weatherup, Ruizhi Wang, Pavel Dudin, Barry Brennan, Andrew J. Pollard, Bernhard C. Bayer, Vlad P. Veigang-Radulescu, Jannik C. Meyer, Billy J. Murdoch, Peter J. Cumpson, Stephan Hofmann
Apl Materials, 7 Jul 2019 DOI: 10.1063/1.5098351 Energy scale of nematic ordering in the parent iron-based superconductor BaFe2As2 Alexander Fedorov, Alexander Yaresko, Erik Haubold, Yevhen Kushnirenko, Timur Kim, Bernd Büchner, Saicharan Aswartham, Sabine Wurmehl, Sergey Borisenko
Physical Review B, 100 Jul 2019 DOI: 10.1103/PhysRevB.100.024517 Nanoscale mapping of quasiparticle band alignment Soeren Ulstrup, Cristina E. Giusca, Jill A. Miwa, Charlotte Sanders, Alex Browning, Pavel Dudin, Cephise Cacho, Olga Kazakova, D. Kurt Gaskill, Rachael L. Myers-Ward, Tianyi Zhang, Mauricio Terrones, Philip Hofmann
Nature Communications, 10 Jul 2019 DOI: 10.1038/s41467-019-11253-2 Time-reversal symmetry breaking type-II Weyl state in YbMnBi2 Sergey Borisenko, Daniil Evtushinsky, Quinn Gibson, Alexander Yaresko, Klaus Koepernik, Timur Kim, Mazhar Ali, Jeroen Van Den Brink, Moritz Hoesch, Alexander Fedorov, Erik Haubold, Yevhen Kushnirenko, Ivan Soldatov, Rudolf Schäfer, Robert J. Cava
Nature Communications, 10 Jul 2019 DOI: 10.1038/s41467-019-11393-5 Emerging 2D-ferromagnetism and strong spin-orbit coupling at the surface of valence-fluctuating EuIr2Si2 Susanne Schulz, Ilya A. Nechaev, Monika Güttler, Georg Poelchen, Alexander Generalov, Steffen Danzenbächer, Alla Chikina, Silvia Seiro, Kristin Kliemt, Alexandra Yu. Vyazovskaya, Timur K. Kim, Pavel Dudin, Evgueni V. Chulkov, Clemens Laubschat, Eugene E. Krasovskii, Christoph Geibel, Cornelius Krellner, Kurt Kummer, Denis V. Vyalikh
Npj Quantum Materials, 4 June 2019 DOI: 10.1038/s41535-019-0166-z Discovery of magnetic topological crystals Ilya Belopolski
June 2019 Thesis I05-ARPES open access
Chiral topological semimetal with multifold band crossings and long Fermi arcs Niels B. M. Schröter, Ding Pei, Maia G. Vergniory, Yan Sun, Kaustuv Manna, Fernando De Juan, Jonas A. Krieger, Vicky Süss, Marcus Schmidt, Pavel Dudin, Barry Bradlyn, Timur K. Kim, Thorsten Schmitt, Cephise Cacho, Claudia Felser, Vladimir N. Strocov, Yulin Chen
Nature Physics, 353 May 2019 DOI: 10.1038/s41567-019-0511-y Buried double CuO chains in YBa2Cu4O8 uncovered by nano-ARPES Hideaki Iwasawa, Pavel Dudin, Kyosuke Inui, Takahiko Masui, Timur K. Kim, Cephise Cacho, Moritz Hoesch
Physical Review B, 99 Apr 2019 DOI: 10.1103/PhysRevB.99.140510 Demonstrating a weak topological insulator in bismuth iodide Diamond Light Source
Apr 2019 Science Highlight I05-ARPES
Zone plates for angle-resolved photoelectron spectroscopy providing sub-micrometre resolution in the extreme ultraviolet regime Benedikt Rösner, Pavel Dudin, Jeroen Bosgra, Moritz Hoesch, Christian David
Journal Of Synchrotron Radiation, 26 Mar 2019 DOI: 10.1107/S1600577519000869 Band structure and spin-orbital texture of the (111)-KTaO3 2D electron gas Flavio Y. Bruno, Siobhan Mckeown Walker, Sara Ricco, Alberto De La Torre, Zhiming Wang, Anna Tamai, Timur K. Kim, Moritz Hoesch, Mohammad S. Bahramy, Felix Baumberger
Advanced Electronic Materials, 44 Mar 2019 DOI: 10.1002/aelm.201800860 A general route to form topologically-protected surface and bulk Dirac fermions along high-symmetry lines O. J. Clark, F. Mazzola, I. Markovic, J. M. Riley, J. Feng, B.-J. Yang, K. Sumida, T. Okuda, J. Fujii, I. Vobornik, T. K. Kim, K. Okawa, T. Sasagawa, M. S. Bahramy, P. D. C. King
Electronic Structure, 1 Mar 2019 DOI: 10.1088/2516-1075/ab09b7 Realization of low-energy type-II Dirac fermions in (Ir1−xPtx )Te2 superconductors Bin-Bin Fu, Chang-Jiang Yi, Zhi-Jun Wang, Meng Yang, Bai-Qing Lv, Xin Gao, Man Li, Yao-Bo Huang, Hong-Ming Weng, You-Guo Shi, Tian Qian, Hong Ding
Chinese Physics B, 28 Mar 2019 DOI: 10.1088/1674-1056/28/3/037103 Orbitally selective breakdown of Fermi liquid quasiparticles in Ca1.8 Sr0.2 RuO4 D. Sutter, M. Kim, C. E. Matt, M. Horio, R. Fittipaldi, A. Vecchione, V. Granata, K. Hauser, Y. Sassa, G. Gatti, M. Grioni, M. Hoesch, T. K. Kim, E. Rienks, N. C. Plumb, M. Shi, T. Neupert, A. Georges, J. Chang
Physical Review B, 99 Mar 2019 DOI: 10.1103/PhysRevB.99.121115 Observation of chiral fermions with a large topological charge and associated fermi-arc surface states in cosi Daichi Takane, Zhiwei Wang, Seigo Souma, Kosuke Nakayama, Takechika Nakamura, Hikaru Oinuma, Yuki Nakata, Hideaki Iwasawa, Cephise Cacho, Timur Kim, Koji Horiba, Hiroshi Kumigashira, Takashi Takahashi, Yoichi Ando, Takafumi Sato
Physical Review Letters, 122 Feb 2019 DOI: 10.1103/PhysRevLett.122.076402 A weak topological insulator state in quasi-one-dimensional bismuth iodide Ryo Noguchi, T. Takahashi, K. Kuroda, M. Ochi, T. Shirasawa, M. Sakano, C. Bareille, M. Nakayama, M. D. Watson, K. Yaji, A. Harasawa, H. Iwasawa, P. Dudin, T. K. Kim, M. Hoesch, V. Kandyba, A. Giampietri, A. Barinov, S. Shin, R. Arita, T. Sasagawa, Takeshi Kondo
Nature, 98 Feb 2019 DOI: 10.1038/s41586-019-0927-7 Electronic structure and 4 f -electron character in Ce 2 PdIn 8 studied by angle-resolved photoemission spectroscopy Q. Yao, D. Kaczorowski, P. Swatek, D. Gnida, C. H. P. Wen, X. H. Niu, R. Peng, H. C. Xu, P. Dudin, S. Kirchner, Q. Y. Chen, D. W. Shen, D. L. Feng
Physical Review B, 99 Feb 2019 DOI: 10.1103/PhysRevB.99.081107 Van der Waals integration of silicene and hexagonal boron nitride F. B. Wiggers, A. Fleurence, K. Aoyagi, T. Yonezawa, Y. Yamada-Takamura, H. Feng, J. Zhuang, Y. Du, A. Kovalgin, M. P. De Jong
2d Materials, Feb 2019 DOI: 10.1088/2053-1583/ab0a29 Absence of Dirac fermions in layered BaZnBi2 S. Thirupathaiah, D. Efremov, Y. Kushnirenko, E. Haubold, T. K. Kim, B. R. Pienning, I. Morozov, S. Aswartham, B. Büchner, S. V. Borisenko
Physical Review Materials, 3 Feb 2019 DOI: 10.1103/PhysRevMaterials.3.024202 Orbital- and kz-selective hybridization of Se 4p and Ti 3d states in the charge density wave phase of TiSe2 Matthew D. Watson, Oliver J. Clark, Federico Mazzola, Igor Marković, Veronika Sunko, Timur K. Kim, Kai Rossnagel, Philip King
Physical Review Letters, 122 Feb 2019 DOI: 10.1103/PhysRevLett.122.076404 Disorder quenching of the charge density wave in ZrTe3 Moritz Hoesch, Liam Gannon, Kenya Shimada, Benjamin J. Parrett, Matthew D. Watson, Timur K. Kim, Xiangde Zhu, Cedomir Petrovic
Physical Review Letters, 122 Jan 2019 DOI: 10.1103/PhysRevLett.122.017601 Journal Paper I05-ARPES I19-Small Molecule Single Crystal Diffraction Dual quantum confinement and anisotropic spin splitting in the multivalley semimetal PtSe2 O. J. Clark, F. Mazzola, J. Feng, V. Sunko, Igor Markovic, L. Bawden, T. K. Kim, P. D. C. King, M. S. Bahramy
Physical Review B, 99 Jan 2019 DOI: 10.1103/PhysRevB.99.045438 Imaging the local electronic and magnetic properties of intrinsically phase separated RbxFe2-ySe2 superconductor using scanning microscopy techniques Pavel Dudin, Dominic Herriott, Timothy Davies, Anna Krzton-Maziopa, Ekaterina Pomjakushina, Kazimierz Conder, Cephise Cacho, Jonathan R. Yates, Susannah C. Speller
Superconductor Science And Technology, Jan 2019 DOI: 10.1088/1361-6668/aaffa8