310 citations · 2.2k across the 51 of their papers we have counts for
15 papers · 1 filter
Unconventional polaronic ground state in superconducting LiTiO
Zubia Hasan, Grace A. Pan, Harrison LaBollita +23
Geometrically frustrated lattices can display a range of correlated phenomena, ranging from spin frustration and charge order to dispersionless flat bands due to quantum interferen…
Magnetic Excitations in Strained Infinite-layer Nickelate PrNiO2
Qiang Gao, Shiyu Fan, Qisi Wang +16
Strongly correlated materials often respond sensitively to the external perturbations. In the recently discovered superconducting infinite-layer nickelates, the superconducting tra…
Strain-modulated anisotropic electronic structure in superconducting RuO films
Connor A. Occhialini, Luiz G. P. Martins, Shiyu Fan +7
The binary ruthenate, RuO, has been the subject of intense interest due to its itinerant antiferromagnetism and strain-induced superconductivity. The strain mechanism and its e…
Doping-dependence of the electron-phonon coupling in two families of bilayer superconducting cuprates
Yingying Peng, Leonardo Martinelli, Qizhi Li +21
While electron-phonon coupling (EPC) is crucial for Cooper pairing in conventional superconductors, its role in high- superconducting cuprates is debated. Using resonant inela…
Role of Oxygen States in the Low Valence Nickelate LaNiO
Y. Shen, J. Sears, G. Fabbris +13
The discovery of superconductivity in square-planar low valence nickelates has ignited a vigorous debate regarding their essential electronic properties: Do these materials have ap…
Strong Superexchange in a Nickelate Revealed by Resonant Inelastic X-Ray Scattering
J. Q. Lin, P. Villar Arribi, G. Fabbris +20
The discovery of superconductivity in a nickelate has inspired disparate theoretical perspectives regarding the essential physics of this class of materials. A key issue…
Nature of the charge-density wave excitations in cuprates
J. Q. lin, H. Miao, D. G. Mazzone +14
The discovery of charge-density wave (CDW)-related effects in the resonant inelastic x-ray scattering (RIXS) spectra of cuprates holds the tantalizing promise of clarifying the int…
Enhanced electron-phonon coupling for charge-density-wave formation in LaEuSrCuO
Y. Y. Peng, A. A. Husain, M. Mitrano +8
Charge density wave (CDW) correlations are prevalent in all copper-oxide superconductors. While CDWs in conventional metals are driven by coupling between lattice vibrations and el…
Intra-layer doping effects on the high-energy magnetic correlations in NaFeAs
Jonathan Pelliciari, Yaobo Huang, Tanmoy Das +8
We have used Resonant Inelastic X-ray Scattering (RIXS) and dynamical susceptibility calculations to study the magnetic excitations in NaFeCoAs (x = 0, 0.03, and 0.08).…
Itinerant effects and enhanced magnetic interactions in Bi-based multilayer cuprates
M. P. M. Dean, A. J. A. James, A. C. Walters +10
The cuprate high temperature superconductors exhibit a pronounced trend in which the superconducting transition temperature, , increases with the number of CuO plane…
Observation of charge accumulation and onsite Coulomb repulsion at transition metal impurities in the iron pnictides
R. Kraus, V. Bisogni, L. Harnagea +7
We report a combined valence band photoemission and Auger spectroscopy study of single crystalline Ca(Fe,Co)2As2 and Ba(Fe,TM)2As2 with TM=Ni or Cu. The valence band photoemission…
Bimagnon studies in cuprates with Resonant Inelastic X-ray Scattering at the O K edge. II - The doping effect in La2-xSrxCuO4
V. Bisogni, M. Moretti Sala, A. Bendounan +3
We present RIXS data at O K edge from La2-xSrxCuO4 vs. doping between x=0.10 and x=0.22 with attention to the magnetic excitations in the Mid-Infrared region. The sampling done by…
Bimagnon studies in cuprates with Resonant Inelastic X-ray Scattering at the O K edge. I - An assessment on La2CuO4 and a comparison with the excitation at Cu L3 and Cu K edges
V. Bisogni, L. Simonelli, L. J. P. Ament +8
We assess the capabilities of magnetic Resonant Inelastic X-ray Scattering (RIXS) at the O edge in undoped cuprates by taking La_{2}CuO_{4} as a benchmark case, based on a seri…
Energy and symmetry of excitations in undoped layered cuprates measured by Cu resonant inelastic x-ray scattering
M. Moretti Sala, V. Bisogni, C. Aruta +17
We measured high resolution Cu edge resonant inelastic x-ray scattering (RIXS) of the undoped cuprates LaCuO, SrCuOCl, CaCuO and NdBaCuO.…
Evidence for Dynamic Phase Separation and High Energy Spin Dynamics in underdoped LaSrCuO from Resonant Inelastic X-Ray Scattering
L. Braicovich, J. van den Brink, V. Bisogni +7
We probe the collective magnetic modes of LaCuO (LCO) and underdoped LaSrCuO (LSCO) by momentum resolved Resonant Inelastic X-ray Scattering (RIXS) at the C…