Publications 2024
Plasmon dispersion in bilayer cuprate superconductors
M. Bejas, V. Zimmermann, D. Betto, T. D. Boyko, R. J. Green, T. Loew, N. B. Brookes, G. Cristiani, G. Logvenov, M. Minola, B. Keimer, H. Yamase, A. Greco, and M. Hepting
Phys. Rev. B 109, 144516 (2024)
Magnetic field expulsion in optically driven YBa2Cu3O6.48
S. Fava, G. De Vecchi, G. Jotzu, M. Buzzi, T. Gebert, Y. Liu, B. Keimer, and A. Cavalleri
Nature (2024)
𝐽= 1/2 pseudospins and 𝑑−𝑝 hybridization in the Kitaev spin liquid candidates Ru𝑋3 (𝑋=Cl, Br, I)
H. Gretarsson, H. Fujihara, F. Sato, H. Gotou, Y. Imai, K. Ohgushi, B. Keimer, and H. Suzuki
Phys. Rev. B 109, L180413 (2024)
Investigation of spin excitations and charge order in bulk crystals of the infinite-layer nickelate LaNiO2
S. Hayashida, V. Sundaramurthy, P. Puphal, M. Garcia-Fernandez, Ke-Jin Zhou, B. Fenk, M. Isobe, M. Minola, Y.-M. Wu, Y. E. Suyolcu, P. A. van Aken, B. Keimer, and M. Hepting
Phys. Rev. B 109, 235106 (2024)
Tracing the dynamics of superconducting order via transient terahertz third-harmonic generation
Min-Jae Kim, Sergey Kovalev, Mattia Udina, Rafael Haenel, Gideok Kim, Matteo Puviani, Georg Cristiani, Igor Ilyakov, Thales V. A. G. De Oliveira, Alexey Ponomaryov, Jan-Christoph Deinert, Gennady Logvenov, Berhard Keimer, Dirk Manske, Lara Benfatto, and Stefan Kaiser
Science Advances 10 (2024)
Probing the interface and individual layers in cuprate/manganite heterostructures by Raman spectroscopy
F. Lyzwa, A. Chan, K. Fürsich, B. Keimer, C. Faugeras, Yu. G. Pashkevich, C. Bernhard, M. Minola, and B. P. P. Mallett
Phys. Rev. Materials 8, 074804 (2024)
Quantifying the U 5𝑓 covalence and degree of localization in U intermetallics
Andrea Marino, Denise S. Christovam, Daisuke Takegami, Johannes Falke, Miguel M. F. Carvalho, Takaki Okauchi, Chun-Fu Chang, Simone G. Altendorf, Andrea Amorese, Martin Sundermann, Andrei Gloskovskii, Hlynur Gretarsson, Bernhard Keimer, Alexandr V. Andreev, Ladislav Havela, Andreas Leithe-Jasper, Andrea Severing, Jan Kuneš, Liu Hao Tjeng, and Atsushi Hariki
Phys. Rev. Research 6, 0330680 (2024)
Epitaxial superlattices as a framework for stabilizing different LaNiO3 structures
F. Misják, R. A. Ortiz, D. Geiger, M. K. Kinyanjui, E. Schierle, K. Fürsich, G. Christiani, G. Logvenov, B. Keimer, U. Kaiser, and E. Benckiser
Phys. Rev. Materials 8, 065001 (2024)
Epitaxial growth and stoichiometry control of pyrochlore Nd2 Ru2 O7 thin films
K. S. Rabinovich, G. Kim, A. N. Yaresko, G. Christiani, G. Logvenov, B. Keimer, and A. V. Boris
Phys. Rev. Materials 8, 053801 (2024)
Detection of a two-phonon mode in a cuprate superconductor via polarimetric resonant inelastic x-ray scattering
K. Scott, E. Kisiel, F. Yakhou, S. Agrestini, M. Garcia-Fernandez, K. Kummer, J. Choi, R. D. Zhong, J. A. Schneeloch, G. D. Gu, Ke-Jin Zhou, N. B. Brookes, A. F. Kemper, M. Minola, F. Boschini, A. Frano, A. Gozar, and E. H. da Silva Neto
Phys. Rev. B 109, 125126 (2024)
Exploring magnetic anisotropy and robustness of the Jeff=1/2 state under substantial orthorhombic distortion in Sr2IrO4 thin films
S. Shrestha, Y. Choi, M. Krautloher, M. Zhu, J. Hwang, B. Keimer, A. Seo, and J.-W. Kim
Phys. Rev. B 109, 104415 (2024)
Using strain to uncover the interplay between two- and three-dimensional charge density waves in high-temperature superconducting YBa2Cu3Oy
I. Vinograd, S. M. Souliou, A.-A. Haghighirad, T. Lacmann, Y. Caplan, M. Frachet, M. Merz, G. Garbarino, Y. Liu, S. Nakata, K. Ishida, H. M. L. Noad, M. Minola, B. Keimer, D. Orgad, C. W. Hicks, and M. Le Tacon
Nature Communications 15, 3277 (2024)
Spin-Orbit Excitons in a Correlated Metal: Raman Scattering Study of Sr2RhO4
Lichen Wang, Huimei Liu, Valentin Zimmermann, Arvind Kumar Yogi, Masahiko Isobe, Matteo Minola, Matthias Hepting, Giniyat Khaliullin, and Bernhard Keimer
Phys. Rev. Lett. 132, 116502 (2024)
Direct observation of strong surface reconstruction in partially reduced nickelate films
Chao Yang, Rebecca Pons, Wilfried Sigle, Hongguang Wang, Eva Benckiser, Gennady Logvenov, Bernhard Keimer, and Peter A. van Aken
Nature Communications 15, 378 (2024)