Publications 2020
Spin-wave gap collapse in Rh-doped Sr2IrO4
J. Bertinshaw, J. K. Kim, J. Porras, K. Ueda, N. H. Sung, A. Efimenko, A. Bombardi, Jungho Kim, B. Keimer, and B. J. Kim
Phys. Rev. B 101, 094428 (2020)
Imprint of charge and oxygen orders on Dy ions in DyBa2Cu3O6+x thin films probed by resonant x-ray scattering
Davide Betto, Martin Bluschke, Daniel Putzky, Enrico Schierle, Andrea Amorese, Katrin Fürsich, Santiago Blanco-Canosa, Georg Christiani, Gennady Logvenov, Bernhard Keimer, Matteo Minola
Phys. Rev. B 102, 195149 (2020)
The Scientific Justification for a U.S. Domestic High-Performance Reactor-Based Research Facility
Birgeneau Robert, Clark Sue, Dai Pengcheng, Epps Thomas, Heeger Karsten, Hoogerheide David, Kastner Marc, Keimer Bernhard, Louca Despina, Lyons Pete, MacDonald Allan, O’Kelly Sean, Olsen Brad, Phillips Julia, Robertson David, Rollett Anthony, Ross Kate, Rowe Mike, Stevens John, Wirth Brian
U.S. Department of Energy Technical Report 1647598 (2020)
Spin waves in metallic iron and nickel measured by soft x-ray resonant inelastic scattering
N. B. Brookes, D. Betto, K. Cao, Yi Lu, K. Kummer, and F. Giustino
Phys. Rev. B 102, 064412 (2020)
Lattice dynamics and structural transition of the hyperhoneycomb iridate β-Li2IrO3 investigated by high-pressure Raman scattering
Sungkyun Choi, Heung-Sik Kim, Hun-Ho Kim, Aleksandra Krajewska, Gideok Kim, Matteo Minola, Tomohiro Takayama, Hidenori Takagi, Kristjan Haule, David Vanderbilt and Bernhard Keimer
Phys. Rev. B 101, 054102 (2020)
Noncollinear antiferromagnetic order in the buckled honeycomb lattice of magnetoelectric Co4Ta2O9 determined by single-crystal neutron diffraction
Sungkyun Choi, Dong Gun Oh, Matthias J. Gutmann, Shangke Pan, Gideok Kim, Kwanghyo Son, Jaewook Kim, Nara Lee, Sang-Wook Cheong, Young Jai Choi, and Valery Kiryukhin
Phys. Rev. B 102, 214404 (2020)
Phase-resolved Higgs response in superconducting cuprates
Hao Chu, Min-Jae Kim, Kota Katsumi, Sergey Kovalev, Robert David Dawson, Lukas Schwarz, Naotaka Yoshikawa, Gideok Kim, Daniel Putzky, Zhi Zhong Li, Hélène Raffy, Semyon Germanskiy, Jan-Christoph Deinert, Nilesh Awari, Igor Ilyakov, Bertram Green, Min Chen, Mohammed Bawatna, Georg Cristiani, Gennady Logvenov, Yann Gallais, Alexander V. Boris, Bernhard Keimer, Andreas P. Schnyder, Dirk Manske, Michael Gensch, Zhe Wang, Ryo Shimano and Stefan Kaiser
Nature Communications 11, 1793 (2020)
Approaching Two-Dimensional Superconductivity in Ultrathin DyBa2Cu3O7−δ
R. D. Dawson, K. S. Rabinovich, D. Putzky, G. Christiani, G. Logvenov, B. Keimer, A. V. Boris
Phys. Rev. Lett. 125, 237001 (2020)
Strain and electric field control of the orbital and spin order in multiferroic BiMnO3
G. M. De Luca, C. A. Perroni, R. Di Capua, V. Cataudella, F. Chiarella, M. Minola, N. B. Brookes, M. Salluzzo and G. Ghiringhelli
The European Physical Journal Plus 135, 473 (2020)
Effect of electron-lattice coupling on charge and magnetic order in rare-earth nickelates
Stepan Fomichev, Giniyat Khaliullin, and Mona Berciu
Phys. Rev. B 101, 024304 (2020)
Charge ordering in superconducting copper oxides
Alex Frano, Santiago Blanco-Canosa, Bernhard Keimer and Robert J Birgeneau
J. Phys.: Condens. Matter 32, 374005 (2020)
Large Polarons as Key Quasiparticles in SrTiO3 and SrTiO3-Based Heterostructures
Andrey Geondzhian, Alessia Sambri, Gabriella M. De Luca, Roberto Di Capua, Emiliano Di Gennaro, Davide Betto, Matteo Rossi, Ying Ying Peng, Roberto Fumagalli, Nicholas B. Brookes, Lucio Braicovich, Keith Gilmore, Giacomo Ghiringhelli, and Marco Salluzzo
Phys. Rev. Lett. 125, 126401 (2020)
Reply to “Comment on ‘Temperature range of superconducting fluctuations above Tc in YBa2Cu3O7−δ single crystals'”
M. S. Grbić, M. Požek, D. Paar, V. Hinkov, M. Raichle, D. Haug, B. Keimer, N. Barišić, and A. Dulčić
Phys. Rev. B 102, 176502 (2020)
Resonant Soft X-ray Reflectometry and Diffraction Studies of Emergent Phenomena in Oxide Heterostructures
R. J. Green, R. Sutarto, F. He, M. Hepting, D. G. Hawthorn and G. A. Sawatzky
Synchrotron Rad. News 33, 20 (2020)
IRIXS: a resonant inelastic X-ray scattering instrument dedicated to X-rays in the intermediate energy range
Hlynur Gretarsson, Didem Ketenoglu, Manuel Harder, Simon Mayer, Frank-Uwe Dill, Manfred Spiwek, Horst Schulte-Schrepping, Markus Tischer, Hans-Christian Wille, Bernhard Keimer and Hasan Yavas
J. Synchrotron Rad. 27, 538 (2020)
Hard antinodal gap revealed by quantum oscillations in the pseudogap regime of underdoped high-Tc superconductors
Máté Hartstein, Yu-Te Hsu, Kimberly A. Modic, Juan Porras, Toshinao Loew, Matthieu Le Tacon, Huakun Zuo, Jinhua Wang, Zengwei Zhu, Mun K. Chan, Ross D. McDonald, Gilbert G. Lonzarich, Bernhard Keimer, Suchitra E. Sebastian and Neil Harrison
Nature Physics 16, 841-847 (2020)
Emergent topological spin structures in the centrosymmetric cubic perovskite SrFeO3
S. Ishiwata, T. Nakajima, J.-H. Kim, D. S. Inosov, N. Kanazawa, J. S. White, J. L. Gavilano, R. Georgii, K. M. Seemann, G. Brandl, P. Manuel, D. D. Khalyavin, S. Seki, Y. Tokunaga, M. Kinoshita, Y. W. Long, Y. Kaneko, Y. Taguchi, T. Arima, B. Keimer, and Y. Tokura
Phys. Rev. B 101, 134406 (2020)
Neutron Larmor diffraction on powder samples
Thomas Keller, Piotr Fabrykiewicz, Radosław Przeniosło,Izabela Sosnowska and Bernhard Keimer
J. Appl. Cryst. 53, 1 (2020)
Proximity effect in [Nb(1.5 nm)/Fe(x)]10/Nb(50 nm) superconductor/ferromagnet heterostructures
Yury Khaydukov, Sabine Pütter, Laura Guasco, Roman Morari, Gideok Kim, Thomas Keller, Anatolie Sidorenko, Bernhard Keimer
Beilstein J. Nanotechnol., 11, 1254–1263 (2020)
Inhomogeneous ferromagnetism mimics signatures of the topological Hall effect in SrRuO3 films
Gideok Kim, K. Son, Y. E. Suyolcu, L. Miao, N. J. Schreiber, H. P. Nair, D. Putzky, M. Minola, G. Christiani, P. A. van Aken, K. M. Shen, D. G. Schlom, G. Logvenov, and B. Keimer
Phys. Rev. Materials 4, 104410 (2020)
Nonstationary neutron diffraction by surface acoustic waves
G. V. Kulin, A. I. Frank, V. A. Bushuev, Yu. N. Khaydukov, D. V. Roshchupkin, S. Vadilonga, and A. P. Sergeev
Phys. Rev. B 101, 165419 (2020)
Pump Frequency Resonances for Light-Induced Incipient Superconductivity in YBa2Cu3O6.5
B. Liu, M. Först, M. Fechner, D. Nicoletti, J. Porras, T. Loew, B. Keimer, and A. Cavalleri
Phys. Rev. X 10, 011053 (2020)
Kitaev Spin Liquid in 3d Transition Metal Compounds
Huimei Liu, Jiří Chaloupka, and Giniyat Khaliullin
Phys. Rev. Lett. 125, 047201 (2020)
Backfolded acoustic phonons as ultrasonic probes in metal-oxide superlattices
F. Lyzwa, A. Chan, J. Khmaladze, K. Fürsich, B. Keimer, C. Bernhard, M. Minola, and B. P. P. Mallett
Phys. Rev. Materials 4, 043606 (2020)
Structural, Electronic and Magnetic Properties of a Few Nanometer-Thick Superconducting NdBa2Cu3O7 Films
Marco Moretti Sala, Marco Salluzzo, Matteo Minola, Gabriella Maria De Luca, Greta Dellea, Vesna Srot, Yi Wang, Peter A. van Aken, Matthieu Le Tacon , Bernhard Keimer, Claudia Dallera, Lucio Braicovich, Giacomo Ghiringhelli
Nanomaterials 10, 817 (2020)
Strain-induced structural transition in DyBa2Cu3O7−x films grown by atomic layer-by-layer molecular beam epitaxy
D. Putzky, P. Radhakrishnan, Y. Wang, P. Wochner, G. Christiani, M. Minola, P. A. van Aken, G. Logvenov, E. Benckiser, B. Keimer
Appl. Phys. Lett. 117, 072601 (2020)
Doping-dependent phonon anomaly and charge-order phenomena in the HgBa2CuO4+δ and HgBa2CaCu2O6+δ superconductors
Lichen Wang, Biqiong Yu, Ran Jing, Xiangpeng Luo, Junbang Zeng, Jiarui Li, Izabela Bialo, Martin Bluschke, Yang Tang, Jacob Freyermuth, Guichuan Yu, Ronny Sutarto, Feizhou He, Eugen Weschke, Wojciech Tabis, Martin Greven, and Yuan Li
Phys. Rev. B 101, 220509(R) (2020)
Homogeneous superconducting gap in DyBa2Cu3O7−δ synthesized by oxide molecular beam epitaxy
Ze-Bin Wu, Daniel Putzky, Asish K. Kundu, Hui Li, Shize Yang, Zengyi Du, Sang Hyun Joo, Jinho Lee, Yimei Zhu, Gennady Logvenov, Bernhard Keimer, Kazuhiro Fujita, Tonica Valla, Ivan Božović, and Ilya K. Drozdov
Phys. Rev. Materials 4, 124801 (2020)
Spin-orbit-controlled metal–insulator transition in Sr2IrO4
B. Zwartsenberg, R. P. Day, E. Razzoli, M. Michiardi, N. Xu, M. Shi, J. D. Denlinger, G. Cao, S. Calder, K. Ueda, J. Bertinshaw, H. Takagi, B. J. Kim, I. S. Elfimov and A. Damascelli
Nature Physics 16, 290-294 (2020)