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Related papers: Resonant inelastic scattering spectra at the Ir $L…

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In resonant inelastic x-ray scattering (RIXS) spectra of K$_2$IrCl$_6$, the peak for the $j=3/2$ multiplet states shows a splitting that resembles non-cubic crystal-field effect although the compound is cubic down to 0.3 K. Here we…

Strongly Correlated Electrons · Physics 2023-08-21 Naoya Iwahara , Wataru Furukawa

We present a theoretical investigation of the origin of Raman-like and fluorescencelike (FL) features of resonant inelastic x-ray scattering (RIXS) spectra. Using a combination of local-density approximation + dynamical mean-field theory…

Strongly Correlated Electrons · Physics 2018-09-26 Atsushi Hariki , Mathias Winder , Jan Kuneš

Resonant inelastic scattering measurements of poly(pyridine-2,5-diyl) have been performed at the N1s and C1s edges using synchrotron radiation. For comparison, molecular orbital calculations of the spectra have been carried out with the…

Resonant inelastic X-ray scattering (RIXS) experiments performed at the oxygen-$K$ edge on the iridate perovskites {\SIOS} and {\SION} reveal a sequence of well-defined dispersive modes over the energy range up to $\sim 0.8$ eV. The…

The energy spectrum of topological semimetals contains protected degeneracies in reciprocal space that correspond to Weyl, Dirac, or multifold fermionic states. To exploit the unconventional properties of these states, one has to access the…

We study the resonant x-ray scattering (RXS) spectra of CeB_{6} in an antiferroquadrupole (AFQ) ordering phase, near the Ce L_3 edge under the applied magnetic field H // (-1,1,0). On the basis of a localized electron model equipped with a…

Strongly Correlated Electrons · Physics 2010-07-13 Tatsuya Nagao , Jun-ichi Igarashi

To fully capitalize on the potential and versatility of resonant inelastic x-ray scattering (RIXS), it is essential to develop the capability to interpret different RIXS contributions through calculations, including the dependence on…

We present a detailed Cu K-edge resonant inelastic X-ray scattering (RIXS) study of the Mott insulator La2CuO4 in the 1-7 eV energy transfer range. As initially found for the high-temperature superconductor HgBa2CuO4+d, the spectra exhibit…

Strongly Correlated Electrons · Physics 2015-06-25 L. Lu , J. N. Hancock , G. Chabot-Couture , O. P. Vajk , G. Yu , K. Ishii , J. Mizuki , D. Casa , T. Gog , M. Greven

The detection of inelastically scattered soft X-rays with high energy resolution usually requires large grating spectrometers. Recently, photoelectron spectrometry for analysis of X-rays (PAX) has been rediscovered for modern spectroscopy…

We report measurements of the non-resonant inelastic x-ray scattering (NRIXS) from the O 1s orbitals in ice Ih, and also report calculations of the corresponding spectra for ice Ih and several other phases of water ice. We find that the…

Materials Science · Physics 2008-01-15 T. T. Fister , K. P. Nagle , F. D. Vila , G. T. Seidler , C. Hamner , J. O. Cross , J. J. Rehr

We present a computation of Cu K-edge resonant inelastic x-ray scattering (RIXS) spectra for electron-doped cuprates which includes coupling to bosonic fluctuations. Comparison with experiment over a wide range of energy and momentum…

Strongly Correlated Electrons · Physics 2012-02-09 Susmita Basak , Tanmoy Das , Hsin Lin , M. Z. Hasan , R. S. Markiewicz , A. Bansil

Orbital degrees of freedom play a major role in the physics of many strongly correlated transition metal compounds. However, they are still very difficult to access experimentally, in particular by neutron scattering. We propose here how to…

Strongly Correlated Electrons · Physics 2015-04-28 Pasquale Marra

Emergent symmetry breakings in condensed matter systems are often intimately linked to collective excitations. For example, the intertwined spin-charge stripe order in cuprate superconductors is associated with spin and charge excitations.…

Resonant inelastic X-ray scattering (RIXS) is used increasingly for characterizing low-energy collective excitations in materials. RIXS is a powerful probe, which often requires sophisticated theoretical descriptions to interpret the data.…

Strongly Correlated Electrons · Physics 2021-09-22 Krzysztof Bieniasz , Steven Johnston , Mona Berciu

We study resonant inelastic x-ray scattering (RIXS) peaks corresponding to low energy particle-hole excited states of metallic FeTe and semi-metallic TiSe$_2$ for photon incident energy tuned near the $L_{3}$ absorption edge of Fe and Ti…

Materials Science · Physics 2014-07-04 B. Barbiellini , J. N. Hancock , C. Monney , Y. Joly , G. Ghiringhelli , L. Braicovich , T. Schmitt

Using a model Hamiltonian, we discuss how we could interpret data obtained from transition metal $K$-edge resonant inelastic x-ray scattering (RIXS) experiments. By analyzing the creation of valence excitations from the screening of the…

Materials Science · Physics 2008-08-08 K. H. Ahn , A. J. Fedro , Michel van Veenendaal

We study the resonant inelastic x-ray scattering (RIXS) features of vector chiral ordered kagome antiferromagnets. Utilizing a group theoretical formalism that respects lattice site symmetry, we calculated the $L$ -edge magnon contribution…

Strongly Correlated Electrons · Physics 2024-01-05 Zijian Xiong , Trinanjan Datta , Dao-Xin Yao

Resonant Inelastic X-Ray Scattering (RIXS) experiments on the iron-based ladder BaFe$_2$Se$_3$ unveiled an unexpected two-peak structure associated with local orbital ($dd$) excitations in a block-type antiferromagnetic phase. A mixed…

Strongly Correlated Electrons · Physics 2019-07-02 Niravkumar D. Patel , Alberto Nocera , Gonzalo Alvarez , Adriana Moreo , Steven Johnston , Elbio Dagotto

In the study of dynamic charge order correlations in the cuprates, most high energy-resolution resonant inelastic x-ray scattering (RIXS) measurements have focused on momenta along the high-symmetry directions of the copper oxide plane.…

The electronic structure of the honeycomb lattice iridates Na2IrO3 and Li2IrO3 has been investigated using resonant inelastic x-ray scattering (RIXS). Crystal-field split d-d excitations are resolved in the high-resolution RIXS spectra. In…