Publications 2014
Gap function of hexagonal pnictide superconductor SrPtAs from quasiparticle interference spectrum
A. Akbari, P. Thalmeier.
EPL, 106 27006, 22 April 2014
Magnetic excitations in a spin-orbit-coupled d4 Mott insulator on the square lattice
Alireza Akbari and Giniyat Khaliullin
Phys. Rev. B 90, 035137, 28 July 2014
Hidden order symmetry and superconductivity in URu2Si2 investigated by quasiparticle interference
Alireza Akbari, Peter Thalmeier
Phys. Rev. B 90, 224511, 15 December 2014
Low-energy magnetic excitations in the spin-orbital Mott insulator Sr2IrO4
S. Bahr, A. Alfonsov, G. Jackeli, G. Khaliullin, A. Matsumoto, T. Takayama, H. Takagi, B. Büchner, and V. Kataev
Phys. Rev. B 89, 180401, 1 May 2014
Element-specific depth profile of magnetism and stoichiometry at the La0.67Sr0.33MnO3/BiFeO3 interface
J. Bertinshaw, S. Brück, D. Lott, H. Fritzsche, Y. Khaydukov, O. Soltwedel, T. Keller, E. Goering, P. Audehm, D. L. Cortie, W. D. Hutchison, Q. M. Ramasse, M. Arredondo, R. Maran, V. Nagarajan, F. Klose, and C. Ulrich
Phys. Rev. B 90, 041113, 31 July 2014
Resonant X-ray Scattering Study of Charge Density Wave Correlations in YBa2Cu3O6+x
S. Blanco-Canosa, A. Frano, E. Schierle, J. Porras, T. Loew, M. Minola, M. Bluschke, E. Weschke, B. Keimer, M. Le Tacon
Phys. Rev. B 90, 054513, 21 August 2014
Short-Range Correlations in Magnetite above the Verwey Temperature
A. Bosak, D. Chernyshov, M. Hoesch, P. Piekarz, M. Le Tacon, M. Krisch, A. Kozlowski, A. M. Oles, K. Parlinski.
Phys. Rev. X 4, 011040,17 March 2014
The simultaneous measurement of energy and linear polarization of the scattered radiation in resonant inelastic soft x-ray scattering
L. Braicovich, M. Minola, G. Dellea, M. Le Tacon, M. Moretti Sala, C. Morawe, J-Ch. Peffen, R. Supruangnet, F. Yakhou, G. Ghiringhelli, N. B. Brookes
Rev. Sci. Instr. 85, 115104, 1 November 2014
Neutron scattering from quantum condensed matter
Steven T. Bramwell, Bernhard Keimer
Nat. Materials 13, 763-767, 23 July 2014
High magnetic field studies of the vortex lattice structure in YBa2Cu3O7
A. S. Cameron, J. S. White, A. T. Holmes, E. Blackburn, E. M. Forgan, R. Riyat, T. Loew, C. D. Dewhurst, A. Erb
Phys. Rev. B 90, 054502, 04 August 2014
Strong ferromagnetism at the surface of an antiferromagnet caused by buried magnetic moments
A. Chikina, M. Höppner, S. Seiro, K. Kummer, S. Danzenbächer, S. Patil, A. Generalov, M. Güttler, Yu. Kucherenko, E. V. Chulkov, Yu. M. Koroteev, K. Koepernik, C. Geibel, M. Shi, M. Radovic, C. Laubschat, D. V. Vyalikh
Nature Communications 5, Article number: 3171, 21 January 2014
Charge Order Driven by Fermi-Arc Instability in Bi2Sr2−xLaxCuO6+δ
R. Comin, A. Frano, M. M. Yee, Y. Yoshida, H. Eisaki, E. Schierle, E. Weschke, R. Sutarto, F. He, A. Soumyanarayanan, Yang He, M. Le Tacon, I. S. Elfimov, Jennifer E. Hoffman, G. A. Sawatzky, B. Keimer, A. Damascelli.
Science 343, 390-392 (2014)
Ubiquitous Interplay Between Charge Ordering and High-Temperature Superconductivity in Cuprates
E. H. da Silva Neto, P. Aynajian, A. Frano, R. Comin, E. Schierle, E. Weschke, A. Gyenis, J. Wen, J. Schneeloch, Z. Xu, S. Ono, G. Gu, M. Le Tacon, A. Yazdani.
Science 343, 393-396 (2014)
Structural, magnetic, and superconducting properties of pulsed-laser-deposition-grown La1.85Sr0.15CuO4/La2/3Ca1/3MnO3 superlattices on (001)-oriented LaSrAlO4 substrates
S. Das, K. Sen, I. Marozau, M. A. Uribe-Laverde, N. Biskup, M. Varela, Y. Khaydukov, O. Soltwedel, T. Keller, M. Döbeli, C. W. Schneider, C. Bernhard.
Phys. Rev. B 89, 094511, 12 March 2014
Strong electron pairing at the iron 3dxz,yz orbitals in hole-doped BaFe2As2 superconductors revealed by angle-resolved photoemission spectroscopy
D. V. Evtushinsky, V. B. Zabolotnyy, T. K. Kim, A. A. Kordyuk, A. N. Yaresko, J. Maletz, S. Aswartham, S. Wurmehl, A. V. Boris, D. L. Sun, C. T. Lin, B. Shen, H. H. Wen, A. Varykhalov, R. Follath, B. Büchner, S. V. Borisenko.
Phys. Rev. B 89, 064514,27 February 2014
Femtosecond x rays link melting of charge-density wave correlations and light-enhanced coherent transport in YBa2Cu3O6.6
M. Först, A. Frano, S. Kaiser, R. Mankowsky, C. R. Hunt, J. J. Turner, G. L. Dakovski, M. P. Minitti, J. Robinson, T. Loew, M. Le Tacon, B. Keimer, J. P. Hill, A. Cavalleri, and S. S. Dhesi
Phys. Rev. B 90, 184514, 17 November 2014
Layer Selective Control of the Lattice Structure in Oxide Superlattices
A. Frano, E. Benckiser, Y. Lu, M. Wu, M. Castro-Colin, M. Reehuis, A. V. Boris, E. Detemple, W. Sigle, P. van Aken, G. Cristiani, G. Logvenov, H.-U. Habermeier, P. Wochner, B. Keimer, V. Hinkov.
Advanced Materials Vol 26, Issue 2, p 258–262, 15 January 2014
Atomically resolved EELS mapping of the interfacial structure of epitaxially strained LaNiO3/LaAlO3 superlattices
N. Gauquelin, E. Benckiser, M. K. Kinyanjui, M. Wu, Y. Lu, G. Christiani, G. Logvenov, H.-U. Habermeier, U. Kaiser, B. Keimer, and G. A. Botton
Phys. Rev. B 90, 195140, 20 November 2014
Quasi One Dimensional Dirac Electrons on the Surface of Ru2Sn3
Q. D. Gibson, D. Evtushinsky, A. N. Yaresko, V. B. Zabolotnyy, Mazhar N. Ali, M. K. Fuccillo, J. Van den Brink, B. Büchner, R. J. Cava & S. V. Borisenko
Scientific Reports 4, 5168 , 04 June 2014
Bands, resonances, edge singularities and excitons in core level spectroscopy investigated within the dynamical mean-field theory
M. W. Haverkort, G. Sangiovanni, P. Hansmann, A. Toschi, Y. Lu, S. Macke
Europhys. Lett. 108, 57004, 5 December 2014
Tunable Charge and Spin Order in PrNiO3 Thin Films and Superlattices
M. Hepting, M. Minola, A. Frano, G. Cristiani, G. Logvenov, E. Schierle, M. Wu, M. Bluschke, E. Weschke, H.-U. Habermeier, E. Benckiser, M. Le Tacon, and B. Keimer
Phys. Rev. Lett. 113, 227206, 26 November 2014
Superconductivity at 3.7 K in Ternary Silicide Li2IrSi3
Daigorou Hirai, Rui Kawakami, Oxana V. Magdysyuk, Robert E. Dinnebier, Alexander Yaresko, and Hidenori Takagi
J. Phys. Soc. Jpn. 83, 103703 (2014), 04 September 2014
Efficient real frequency solver for dynamical mean field theory
Y. Lu, M. Höppner, O. Gunnarsson, M. W. Haverkort
Phys. Rev. B 90, 085102, 05 August 2014
Optically enhanced coherent transport in YBa2Cu3O6.5 by ultrafast redistribution of interlayer coupling
W. Hu, S. Kaiser, D. Nicoletti, C. R. Hunt, I. Gierz, M. C. Hoffmann, M. Le Tacon, T. Loew, B. Keimer, A. Cavalleri.
Nature Materials 13, 705-711 (2014)
In Operando GIXRD and XRR on Polycrystalline In52Pd48†
Dennis C. A. Ivarsson, Matthias Neumann, Alexander A. Levin, Toni Keilhauer, Peter Wochner and Marc Armbrüster
Z. ANorg. Allg. Chem., 640, 3065 (2014)
Intense low-energy ferromagnetic fluctuations in the antiferromagnetic heavy-fermion metal CeB6
H. Jang, G. Friemel, J. Ollivier, A. V. Dukhnenko, N. Yu. Shitsevalova, V. B. Filipov, B. Keimer, D. S. Inosov.
Nature Materials 13, 682-687 (2014)
Optically induced coherent transport far above Tc in underdoped YBa2Cu3O6+δ
S. Kaiser, C. R. Hunt, D. Nicoletti, W. Hu, I. Gierz, H. Y. Liu, M. Le Tacon, T. Loew, D. Haug, B. Keimer, and A. Cavalleri
Phys. Rev. B 89, 184516, 30 May 2014
Evidence for spin-triplet superconducting correlations in metal-oxide heterostructures with noncollinear magnetization
Yu. N. Khaydukov, G. A. Ovsyannikov, A. E. Sheyerman, K. Y. Constantinian, L. Mustafa, T. Keller, M. A. Uribe-Laverde, Yu. V. Kislinskii, A. V. Shadrin, A. Kalaboukhov, B. Keimer
Phys. Rev. B 90, 035130, 22 July 2014
Competing exchange interactions on the verge of a metal-insulator transition in the two-dimensional spiral magnet Sr3Fe2O7
J.-H. Kim, Anil Jain, M. Reehuis, G. Khaliullin, D. C. Peets, C. Ulrich, J. T. Park, E. Faulhaber, A. Hoser, H. C. Walker, D. T. Adroja, A. C. Walters, D. S. Inosov, A. Maljuk, B. Keimer
Phys. Rev. Lett. 113, 147206, 03 October 2014
Electronic excitations in the edge-shared relativistic Mott insulator: Na2IrO3
Beom Hyun Kim, G. Khaliullin, B. I. Min.
Phys. Rev. B 89, 081109(R), 20 February 2014
Excitonic quasiparticles in a spin–orbit Mott insulator
Jungho Kim, M. Daghofer, A.H. Said, T. Gog, J. van den Brink, G. Khaliullin, B.J. Kim
Nature Communications 5, 4453, 17 July 2014
Lattice distortions and octahedral rotations in epitaxially strained LaNiO3/LaAlO3 superlattices
M. K. Kinyanjui, Y. Lu, N. Gauquelin, M. Wu, A. Frano, P. Wochner, M. Reehuis, G. Christiani, G. Logvenov, H.-U. Habermeier, G. A. Botton, U. Kaiser, B. Keimer, E. Benckiser.
Appl. Phys. Lett. 104, 221909 (2014)
Inelastic X-ray scattering in YBa2Cu3O6.6 reveals giant phonon anomalies and elastic central peak due to charge-density-wave formation
M. Le Tacon, A. Bosak, S. M. Souliou, G. Dellea, T. Loew, R. Heid, K-P. Bohnen, G. Ghiringhelli, M. Krisch, B. Keimer.
Nature Physics 10, 52 (2014)
Short-range cluster spin glass near optimal superconductivity in BaFe2−xNixAs2
Xingye Lu, David W. Tam, Chenglin Zhang, Huiqian Luo, Meng Wang, Rui Zhang, Leland W. Harriger, T. Keller, B. Keimer, L.-P. Regnault, Thomas A. Maier, Pengcheng Dai
Phys. Rev. B 90, 024509, 11 July 2014
Magnetic reflectometry of heterostructures
S. Macke, E. Goering
Journal of Physics: Condensed Matter 26 363201, 14 August 2014
Element Specific Monolayer Depth Profiling
S. Macke, A. Radi, J. E. Hamann-Borrero , M. Bluschke, S. Brück, E. Goering, R. Sutarto, F. He, G. Cristiani,
M. Wu, E. Benckiser, H.-U. Habermeier, G. Logvenov, N. Gauquelin, G. A. Botton, A. P. Kajdos, S. Stemmer,
G. A. Sawatzky, M. W. Haverkort, B. Keimer, V. Hinkov
Adv. Mater. 26, 6554–6559, October 15, 2014
Nonlinear lattice dynamics as a basis for enhanced superconductivity in YBa2Cu3O6.5
R. Mankowsky, A. Subedi, M. Först, S.O. Mariager, M. Chollet, H. Lemke, J. Robinson, J. Glownia, M. Minitti, A. Frano, M. Fechner, N. A. Spaldin, T. Loew, B. Keimer, A. Georges, A. Cavalleri
Nature 516, 71–73, 04 December 2014
Structural and electronic properties of epitaxial YBa2Cu3O7-δ - La0.67Ca0.33MnO3 bilayers grown on SrTiO3 (110) substrates
L. Mustafa, N. Driza, S. Soltan M. Le Tacon, H.-U. Habermeier, B. Keimer
Physica C 505, 70, 15 October 2014
Spin transport in epitaxial magnetic manganite/ruthenate heterostructures with an LaMnO3 layer
A. M. Petrzhik, G. A. Ovsyannikov, A. V. Shadrin, Yu. N. Khaidukov, L. Mustafa
Journal of Experimental and Theoretical Physics October 2014, Volume 119, Issue 4, pp 745-752, 24 November 2014
Fano Resonances in the Infrared Spectra of Phonons in Hyperkagome Na3Ir3O8
D. Pröpper, A. N. Yaresko, T. I. Larkin, T. N. Stanislavchuk, A. A. Sirenko, T. Takayama, A. Matsumoto, H. Takagi, B. Keimer, A.V. Boris.
Phys. Rev. Lett. 112, 087401, 26 February 2014
Unconventional pairing and electronic dimerization instabilities in the doped Kitaev-Heisenberg model
Daniel D. Scherer, Michael M. Scherer, Giniyat Khaliullin, Carsten Honerkamp, and Bernd Rosenow
Phys. Rev. B 90, 045135, 28 July 2014
Pressure-induced phase transition and superconductivity in YBa2Cu4O8
S. M. Souliou, A. Subedi, Y.T. Song, C.T. Lin, K. Syassen, B. Keimer, M. Le Tacon
Phys. Rev. B 90, 140501, 1 October 2014
Charge order and its connection with Fermi-liquid charge transport in a pristine high-Tc cuprate
W. Tabis, Y. Li, M. Le Tacon, L. Braicovich, A. Kreyssig, M. Minola, G. Dellea, E. Weschke, M. J. Veit, M. Ramazanoglu, A. I. Goldman, T. Schmitt, G. Ghiringhelli, N. Barišić, M. K. Chan, C. J. Dorow, G. Yu, X. Zhao, B. Keimer, M. Greven
Nature Communications 5, 5875, 19 December 2014
Spin-orbit coupling induced semi-metallic state in the 1/3 hole-doped hyper-kagome Na3Ir3O8
Tomohiro Takayama, Alexander Yaresko, Akiyo Matsumoto, Jürgen Nuss, Kenji Ishii, Masahiro Yoshida, Junichiro Mizuki & Hidenori Takagi
Scientific Reports 4, Article number: 6818, 29 October 2014
Quasiparticle Interference in Unconventional Singlet and Mixed Singlet–Triplet Heavy Fermion Superconductors
P. Thalmeier, A. Akbari
JPS Conf. Proc. 3, 015005 (2014)
Superconductivity-induced Phonon Renormalization on NaFe1-xCoxAs
Y.J. Um, Yunkyu Bang, B.H. Min, Y.S. Kwon, M. Le Tacon
Phys. Rev. B 89, 184510, 19 May 2014
Revealing the atomic and electronic structure of a SrTiO3/LaNiO3/SrTiO3 heterostructure interface
Zaoli Zhang, S. Soltan, H. Schmid, H.-U. Habermeier, B. Keimer, U. Kaiser
J. Appl. Phys. 115, 103519, 14 March 2014