1.1k citations · 4.4k across the 58 of their papers we have counts for
19 papers · 1 filter
Comparative Raman study of Ruddlesden-Popper nickelates and the monolayer-trilayer polymorph
Vignesh Sundaramurthy, Abhi Suthar, Pascal Puphal +12
Ruddlesden-Popper (RP) nickelates have attracted intense interest following the discovery of superconductivity in several members of the series, including bilayer (BL) LaNi…
Multiorbital character of the density wave in trilayer nickelate superconductors
A. Suthar, V. Sundaramurthy, M. Bejas +15
Ruddlesden-Popper nickelates exhibit high-temperature superconductivity closely intertwined with charge and spin density waves. However, fundamental questions persist regarding the…
Interplay between electronic and lattice superstructures in LaCaCuO
S. Hameed, Y. Liu, K. S. Rabinovich +11
Complex oxides are well known to develop oxygen ordering patterns with well defined periodicities, but their interplay with electronic correlations remains largely unexplored. Here…
Detection of a two-phonon mode in a cuprate superconductor via polarimetric RIXS
Kirsty Scott, Elliot Kisiel, Flora Yakhou +15
Recent improvements in the energy resolution of resonant inelastic x-ray scattering experiments (RIXS) at the Cu-L edge have enabled the study of lattice, spin, and charge exci…
Lattice dynamics and structural transition of the hyperhoneycomb iridate -LiIrO investigated by high-pressure Raman scattering
Sungkyun Choi, Heung-Sik Kim, Hun-Ho Kim +8
We report a polarized Raman scattering study of the lattice dynamics of -LiIrO under hydrostatic pressures up to 7.62 GPa. At ambient pressure, -LiIrO exhibit…
Inhomogeneous ferromagnetism mimics signatures of the topological Hall effect in SrRuO films
Gideok Kim, K. Son, Y. E. Suyolcu +11
Topological transport phenomena in magnetic materials are a major topic of current condensed matter research. One of the most widely studied phenomena is the ``topological Hall eff…
Compressive-strain induced enhancement of exchange interactions and short-range magnetic order in SrIrO investigated by Raman spectroscopy
A. Seo, P. P. Stavropoulos, H. -H. Kim +7
We have carried out Raman spectroscopy experiments to investigate two-magnon excitations in epitaxial thin films of the quasi-two-dimensional antiferromagnetic Mott insulator Sr$_2…
Raman scattering from current-stabilized nonequilibrium phases in CaRuO
K. Fürsich, J. Bertinshaw, P. Butler +3
We used Raman light scattering to study the current-stabilized nonequilibrium semimetallic and metallic phases in CaRuO. By determining the local temperature through carefu…
Resonant inelastic x-ray scattering study of bond order and spin excitations in nickelate thin-film structures
K. Fürsich, Y. Lu, D. Betto +13
We used high-resolution resonant inelastic x-ray scattering (RIXS) at the Ni edge to simultaneously investigate high-energy interband transitions characteristic of Ni-O bond…
Spin waves and spin-state transitions in a ruthenate high-temperature antiferromagnet
H. Suzuki, H. Gretarsson, H. Ishikawa +16
Ruthenium compounds play prominent roles in materials research ranging from oxide electronics to catalysis, and serve as a platform for fundamental concepts such as spin-triplet su…
Stabilization of three-dimensional charge order in YBaCuO via epitaxial growth
M. Bluschke, A. Frano, E. Schierle +12
Incommensurate charge order (CO) has been identified as the leading competitor of high-temperature superconductivity in all major families of layered copper oxides, but the perplex…
Site-selective Probe of Magnetic Excitations in Rare-earth Nickelates using Resonant Inelastic X-ray Scattering
Y. Lu, D. Betto, K. Fürsich +11
We have used high-resolution resonant inelastic x-ray scattering (RIXS) to study a thin film of NdNiO, a compound whose unusual spin- and bond-ordered electronic ground state h…
Raman scattering study of vibrational and magnetic excitations in SrLaIrO
H. Gretarsson, J. Sauceda, N. H. Sung +5
We have measured the doping and temperature dependence of lattice vibrations and magnetic excitations in the prototypical doped spin-orbit Mott insulator SrLaIrO (x…
Transfer of magnetic order and anisotropy through epitaxial integration of 3 and 4 spin systems
M. Bluschke, A. Frano, E. Schierle +7
Resonant x-ray scattering at the Dy and Ni absorption edges was used to probe the temperature and magnetic field dependence of magnetic order in epitaxial LaNiO-DyS…
Long-range charge density wave proximity effect at cuprate-manganate interfaces
A. Frano, S. Blanco-Canosa, E. Schierle +13
The interplay between charge density waves (CDWs) and high-temperature superconductivity is currently under intense investigation. Experimental research on this issue is difficult…
Orbital occupancies and the putative jeff = 1/2 groundstate in Ba2IrO4: a combined oxygen K edge XAS and RIXS study
M. Moretti Sala, M. Rossi, S. Boseggia +9
The nature of the electronic groundstate of Ba2IrO4 has been addressed using soft X-ray absorption and inelastic scattering techniques in the vicinity of the oxygen K edge. From th…
Origin of interface magnetism in BiMnO3/SrTiO3 and LaAlO3/SrTiO3 heterostructures
M. Salluzzo, S. Gariglio, D. Stornaiuolo +11
Possible ferromagnetism induced in otherwise non-magnetic materials has been motivating intense research in complex oxide heterostructures. Here we show that a confined magnetism i…
Dispersive spin excitations in highly overdoped cuprates revealed by resonant inelastic x-ray scattering
M. Le Tacon, M. Minola, D. C. Peets +11
Using resonant inelastic x-ray scattering (RIXS) at the Cu -absorption edge, we have observed intense, dispersive spin excitations in highly overdoped TlBaCuO (s…
Long-range incommensurate charge fluctuations in (Y,Nd)Ba2Cu3O(6+x)
G. Ghiringhelli, M. Le Tacon, M. Minola +17
There are increasing indications that superconductivity competes with other orders in cuprate superconductors, but obtaining direct evidence with bulk-sensitive probes is challengi…