Neutron and X-Ray Scattering of Oxide Heterostructures

E. Benckiser, B. Keimer

Publications

  • Padma Radhakrishnan, Benjamin Geisler, Katrin Fuersich, Daniel Putzky, Y. Wang, Georg Christiani, Gennadi Logvenov, Peter Wochner, P. A. van Aken, Rossitza Pentcheva, Eva Benckiser, Coupling of electronic and structural degrees of freedom in vanadate superlattices, Phys. Rev. B 105, 165117 (2022) [G3,G1]
  • Padma Radhakrishnan, Benjamin Geisler, Katrin Fuersich, Daniel Putzky, Y Wang, Sven Erik Ilse, Georg Christiani, Gennadi Logvenov, Peter Wochner, P. A. van Aken, Eberhard Goering, Rossitza Pentcheva, Eva Benckiser, Orbital engineering in YVO$_3$-LaAlO$_3$ superlattices, Phys. Rev. B 104, L121102, (2021) [G3,G1]
  • A. Charnukha, D. Pröpper, N. D. Zhigadlo, M. Naito, M. Schmidt, Z. Wang, J. Deisenhofer, A. Loidl, B. Keimer, A. V. Boris, D. N. Basov, Intrinsic Charge Dynamics in High-\Tc AFeAs(O,F) Superconductors, Phys. Rev. Lett. 120, 087001 (2018) [F5,G1]
  • F. Wrobel, B. Geisler, Y. Wang, G. Christiani, G Logvenov, M. Bluschke, E. Schierle, P. A. van Aken, B. Keimer, R. Pentcheva, E. Benckiser, Digital modulation of the nickel valence state in a cuprate-nickelate heterostructure, Phys. Rev. Materials 2, 035001 (2018) [G8,G1,G3]

Short Summary

Project project{G1} uses resonant x-ray scattering and neutron reflectometry to investigate interfacial reconstructions and ordering phenomena in nanoscale metal-oxide multilayers that are synthesized with oxide molecular-beam epitaxy. Of particular interest are complex magnetism and charge order in nickelate films and superlattices and in nickelate-cuprate hybrid materials, as well as the interplay between magnetism, charge order, and superconductivity in cuprate-manganate heterostructures.