2015 – 2017

Valentina Bisogni, Krzysztof Wohlfeld, Satoshi Nishimoto, Claude Monney, Jan Trinckauf, Kejin Zhou, Roberto Kraus, Klaus Koepernik, Chinnathambi Sekar, Vladimir Strocov, Bernd Büchner, Thorsten Schmitt, Jeroen van den Brink and Jochen Geck Orbital Control of Effective Dimensionality: From Spin-Orbital Fractionalization to Confinement in the Anisotropic Ladder System CaCu₂O₃ Phys. Rev. Lett. 114, 096402 (2015)
Cheng-Chien Chen, Michel van Veenendaal, Thomas P. Devereaux and Krzysztof Wohlfeld Fractionalization, entanglement, and separation: Understanding the collective excitations in a spin-orbital chain Phys. Rev. B 91, 165102 (2015)
Andrzej M. Oleś Frustration and Entanglement in Compass and Spin-Orbital Models Acta Phys. Polon. A 127, 163 (2015)
Krzysztof Wohlfeld, Cheng-Chien Chenc, Michel van Veenendaal Thomas P. Devereaux Spin Chain in Magnetic Field: Limitations of the Large-N Mean-Field Theory Acta Phys. Polon. A 127, 201 (2015)
Krzysztof Rościszewski and Andrzej M. Oleś Multiband d-p Model for the Description of Sr₂RuO₄ Acta Phys. Polon. A 127, 260 (2015)
Wojciech Brzezicki, Maria Daghofer, and Andrzej M. Oleś Hole Propagation in the Orbital Compass Models Acta Phys. Polon. A 127, 263 (2015)
Krzysztof Bieniasz and Andrzej M. Oleś Polaron states in a CuO chain Acta Phys. Polon. A 127, 269 (2015)
Dorota Gotfryd and Andrzej M. Oleś Quantum Phase Transitions in the Kitaev-Heisenberg Model on a Single Hexagon Acta Phys. Polon. A 127, 318 (2015)
Wojciech Brzezicki, Andrzej M. Oleś, and Mario Cuoco Spin-Orbital Order Modified by Orbital Dilution in Transition-Metal Oxides: From Spin Defects to Frustrated Spins Polarizing Host Orbitals Physical Review X 5, 011037 (2015)
Krzysztof Rościszewski and Andrzej M. Oleś Charge-transfer model for the electronic structure of layered ruthenates Physical Review B 91, 155137 (2015)
Urszula D. Wdowik, Przemysław Piekarz, Paweł T. Jochym, Krzysztof Parlinski and Andrzej M. Oleś Influence of isolated and clustered defects on electronic and dielectric properties of wüstite Physical Review B 91, 195111 (2015)
W. Brzezicki, I. Hagymasi, J. Dziarmaga, and Ors Legeza Second-order Peierls transition in the spin-orbital Kumar-Heisenberg model Physical Review B 91, 205137 (2015)
Grégoire Lhoutellier, Raymond Frésard, and Andrzej M. Oleś Fermi-liquid Landau parameters for a nondegenerate band: Spin and charge instabilities in the extended Hubbard model Physical Review B 91, 224410 (2015)
Wojciech Brzezicki, Canio Noce, Alfonso Romano, and Mario Cuoco Zigzag and Checkerboard Magnetic Patterns in Orbitally Directional Double-Exchange Systems Physical Review Letters 114, 247002 (2015)
Y. Wang, K. Wohlfeld, B. Moritz, C. J. Jia, M. van Veenendaal, K. Wu, C.-C. Chen and T. P. Devereaux Origin of strong dispersion in Hubbard insulators Physical Review B 92, 075119 (2015)
M. Sternik, S. Couet, J. Łażewski, P.T. Jochym, K. Parlinski, A. Vantomme K. Temst, P. Piekarz Dynamical properties of ordered Fe-Pt alloys J. Alloys Comp. 651, 528 (2015)
N. Spiridis, M. Zając, P. Piekarz, A. I. Chumakov, K. Freindl, J. Goniakowski, A. Kozioł-Rachwał, K. Parliński, M. Ślęzak, T. Ślęzak, U. D. Wdowik, D. Wilgocka-Ślęzak, and J. Korecki Phonons in ultrathin oxide films: 2D to 3D transition in FeO on Pt(111) Phys. Rev. Lett. 115, 186102 (2015)
Wen-Long You, Andrzej M. Oleś, and Peter Horsch Entanglement driven Phase Transitions in Spin-Orbital Models New J. Phys. 17, 083009/1-11 (2015)
Wen-Long You, Peter Horsch, and Andrzej M. Oleś Quantum Entanglement in the One Dimensional Spin-Orbital SU(2) ⊗ XXZ Model Physical Review B 92, 054423/1-19 (2015)
Adolfo Avella, Andrzej M. Oleś, and Peter Horsch, Defects, Disorder and Strong Electron Correlations in Orbitally Degenerate Doped Mott Insulators Physical Review Letters 115, 206403/1-5 (2015)
Krzysztof Rościszewski and Andrzej M. Oleś, Multiband d — p model and self-doping in the electronic structure of Ba₂IrO₄ Physical Review B 93, 085106 (2016)
Owen Benton, Olga Sikora, and Nic Shannon, Classical and quantum theories of proton disorder in hexagonal water ice Phys. Rev. B 93, 125143 (2016)
Wojciech Brzezicki, Mario Cuoco, and Andrzej M. Oleś Novel Spin-Orbital Phases Induced by Orbital Dilution J. Supercond. Novel Magn. 29, 563 (2016)
R. Pradip, P. Piekarz, A. Bosak, D. G. Merkel, O. Waller, A. Seiler, A. I. Chumakov, R. Rüffer, A. M. Oleś, K. Parlinski, M. Krisch, T. Baumbach, and S. Stankov Lattice Dynamics of EuO: Evidence for Giant Spin-Phonon Coupling Phys. Rev. Lett. 116, 185501 (2016)
Piotr Czarnik, Jacek Dziarmaga, and Andrzej M. Oleś Variational tensor network renormalization in imaginary time: Two-dimensional quantum compass model at finite temperature Phys. Rev. B 93, 184410 (2016)
Wojciech Brzezicki and Andrzej M. Oleś One-dimensional frustrated plaquette compass model: Nematic phase and spontaneous multimerization Physical Review B 93, 214402 (2016)
O. Waller, P. Piekarz, A. Bosak, P. T. Jochym, S. Ibrahimkutty, A. Seiler, M. Krisch, T. Baumbach, K. Parlinski, and S. Stankov Lattice dynamics of neodymium: Influence of 4f electron correlations Phys. Rev. B 94, 014303 (2016)
R. A. Ewings, T. G. Perring, O. Sikora, D. L. Abernathy, Y. Tomioka, and Y. Tokura, Spin excitations used to probe the nature of exchange coupling in the magnetically ordered ground state of Pr_0.5Ca_0.5MnO₃ Phys. Rev. B 94, 014405 (2016)
A. Seiler, P. Piekarz, S. Ibrahimkutty, D. G. Merkel, O. Waller, R. Pradip, A. I. Chumakov, R. Rüffer, T. Baumbach, K. Parlinski, M. Fiederle, and S. Stankov Anomalous Lattice Dynamics of EuSi₂ Nanoislands: Role of Interfaces Unveiled Phys. Rev. Lett. 117, 276101 (2016)
Chunjing Jia, Krzysztof Wohlfeld, Yao Wang, Brian Moritz, and Thomas P. Devereaux Using RIXS to Uncover Elementary Charge and Spin Excitations PHYSICAL REVIEW X 6, 021020 (2016)
H. Y. Huang, C. J. Jia, Z. Y. Chen, K. Wohlfeld, B. Moritz, T. P. Devereaux, W. B. Wu, J. Okamoto, W. S. Lee, M. Hashimoto, Y. He, Z. X. Shen, Y. Yoshida, H. Eisaki, C. Y. Mou, C. T. Chen & D. J. Huang Raman and fluorescence characteristics of resonant inelastic X-ray scattering from doped superconducting cuprates http://www.nature.com/articles/srep19657
Ekaterina M. Plotnikova, Maria Daghofer, Jeroen van den Brink, and Krzysztof Wohlfeld Jahn-Teller Effect in Systems with Strong On-Site Spin-Orbit Coupling Phys. Rev. Lett. 116, 106401 (2016)
T. P. Devereaux, A. M. Shvaika, K. Wu, K. Wohlfeld, C. J. Jia, Y. Wang, B. Moritz, L. Chaix, W.-S. Lee, Z.-X. Shen, G. Ghiringhelli, and L. Braicovich Directly Characterizing the Relative Strength and Momentum Dependence of Electron-Phonon Coupling Using Resonant Inelastic X-Ray Scattering PHYSICAL REVIEW X 6, 041019 (2016)
W.-L. You, Yu-C. Qiu, and A. M. Oleś Quantum phase transitions in a generalized compass chain with three-site interactions Phys. Rev. B 93, 214417 (2016)
K. Bieniasz, M. Berciu, M. Daghofer, and A. M. Oleś Green's function variational approach to orbital polarons in KCuF₃ Phys. Rev. B 94, 085117 (2016)
K. Bieniasz, M. Berciu, and A. M. Oleś The Green Function Variational Approximation: Significance of Physical Constraints Acta Phys. Polon. A 130, 659-662 (2016)
Mateusz Snamina and Andrzej M. Oleś Spin-Orbital order in the undoped manganite LaMnO₃ at finite temperature Phys. Rev. B 94, 214426 (2016)
Wojciech Brzezicki, Mario Cuoco, and Andrzej M. Oleś Exotic Spin-Orbital Physics in Hybrid Oxides J. Supercond. Novel Magn. 30, 129-134 (2017)
D. Gotfryd, J. Rusnacko, K. Wohlfeld, G. Jackeli, J. Chaloupka, and A. M. Oleś Phase diagram of the Kitaev-Heisenberg model: Importance of quantum effects Phys. Rev. B 95, 024426 (2017)
A. Ptok, K. J. Kapcia, A. Cichy, A. M. Oleś, and P. Piekarz Magnetic Lifshitz transition and its consequences in multi-band iron-based superconductors Scientific Reports 7, 41979 (2017)
Wojciech Brzezicki, Andrzej M. Oleś, and Mario Cuoco Driving Topological Phases by Spatially Inhomogeneous Pairing Centers Physical Review B 95, 140506(R) (2017) [Rapid Communication]
A. Ptok, K. J. Kapcia, P. Piekarz, and A. M. Oles The ab initio study of unconventional superconductivity in CeCoIn₅ and FeSe New J. Phys. 19, 063039/1-15 (2017)
W.-L. You, C.-J. Zhang, W. Ni, M. Gong, and A. M. Oles Emergent phases in a compass chain with multi-site interactions Phys. Rev. B 95, 224404/1-12 (2017)
K. Bieniasz, M. Berciu, and A. M. Oleś Orbiton-Magnon Interplay in the Spin-Orbital Polarons of KCuF₃and LaMnO₃ Phys. Rev. B 95, 235153/1-7 (2017)
M. Rossi, M. Retegan, C. Giacobbe, R. Fumagalli, A. Eﬁmenko, T. Kulka, K. Wohlfeld, A. I. Gubanov and M. Moretti Sala Possibility to realize spin-orbit-induced correlated physics in iridium ﬂuorides Phys. Rev. B 95, 235161/1-6 (2017)
Andrzej M. Oleś Orbital Physics in: The Physics of Correlated Insulators, Metals, and Superconductors, edited by Eva Pavarini, E. Koch, R. Scalettar, and R. Martin, (Forschungszentrum Julich, 2017), ISBN 978-3-95806-224-5. https://www.cond-mat.de/events/correl17/manuscripts/
S. Borroni, E. Baldini, V. M. Katukuri, A. Mann, K. Parlinski, D. Legut, C. Arrell, F. van Mourik, J. Teyssier, A. Kozlowski, P. Piekarz, O. V. Yazyev, A. M. Oleś, J. Lorenzana, and F. Carbone Coherent generation of symmetry-forbidden phonons by light-induced electron-phonon interactions in magnetite Phys. Rev. B 96, 104308 (2017)
Ekaterina M. Pärschke, Krzysztof Wohlfeld, Kateryna Foyevtsova & Jeroen van den Brink Correlation induced electron-hole asymmetry in quasi- two-dimensional iridates Nature Communications 8, Article number: 686 (2017)
Y. F. Kung, C. Bazin, K. Wohlfeld, Yao Wang, C.-C. Chen, C. J. Jia, S. Johnston, B. Moritz, F. Mila, and T. P. Devereaux Numerically exploring the 1D-2D dimensional crossover on spin dynamics in the doped Hubbard model Phys. Rev. B 96, 195106 (2017)
Krzysztof Rościszewski and Andrzej M. Oleś On the Neglect of Local Coulomb Interaction on Oxygens in Perovskites Described by the Multiband d-p Model Acta Phys. Polon. A 133, 356 (2018)
Adolfo Avella, Andrzej M. Oleś, and Peter Horsch Fingerprints of spin-orbital polarons and of their disorder in the photoemission spectra of doped Mott insulators with orbital degeneracy Physical Review B 97, 155104 (2018)

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2015 – 2017