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We report resonant x-ray scattering data of the orbital and magnetic ordering at low temperatures at the Mn $L_{\rm 2,3}$ edges in \lsmo. The orderings display complex energy features close to the Mn absorption edges. Systematic modeling…

We have investigated the low temperature phase of a Nd0.5Sr0.5MnO3 single crystal by x-ray resonant scattering at the Mn K-edge of the (3 0 0), (0 3 0) and (0 5/2 0) reflections. Strong resonances were observed for the s-s' channel in the…

Strongly Correlated Electrons · Physics 2009-11-10 Javier Herrero-Martin , Joaquin Garcia Ruiz , Gloria Subias , Javier Blasco , Maria Concepcion-Sanchez

We report the first direct resonant soft x-ray scattering observations of orbital ordering. We have studied the low temperature phase of La$_{0.5}$Sr$_{1.5}$MnO$_4$, a compound that displays charge and orbital ordering. Previous claims of…

Strongly Correlated Electrons · Physics 2009-11-10 S. B. Wilkins , P. D. Spencer , P. D. Hatton , S. P. Collins , M. D. Roper , D. Prabhakaran , A. T. Boothroyd

We present a temperature and doping dependent resonant inelastic X-ray scattering experiment at the V L$_{2,3}$ and O K edges in La$_{1-x}$Sr$_x$VO$_3$ for $x=0$ and $x=0.1$. This material is a canonical example of a compound that exhibits…

Magnetite, Fe$_3$O$_4$, displays a highly complex low temperature crystal structure that may be charge and orbitally ordered. Many of the recent experimental claims of such ordering rely on resonant soft x-ray diffraction at the oxygen K…

Strongly Correlated Electrons · Physics 2015-05-13 S. B. Wilkins , S. Di Matteo , T. A. W. Beale , Y. Joly , C. Mazzoli , P. D. Hatton , P. Bencok , F. Yakhou , V. A. M. Brabers

We present a resonant x-ray scattering study of the octahedral tilt order between 50K and 310K in La_7/8Sr_1/8MnO_3. At the La L_II-edge the resonant (300) reflection probes cooperative tilts of the MnO_6-octahedra in this material, as…

Strongly Correlated Electrons · Physics 2007-05-23 J. Geck , P. Wochner , S. Kiele , P. Reutler , A. Revcolevschi , B. Büchner

We have utilized the resonant x-ray diffraction technique at the Mn L-edge in order to directly compare magnetic and orbital correlations in the Mn sub-lattice of Pr0.6Ca0.4MnO3. The resonant line shape is measured below T_OO ~ 240 K at the…

Strongly Correlated Electrons · Physics 2009-11-10 K. J. Thomas , J. P. Hill , Y-J. Kim , S. Grenier , P. Abbamonte , L. Venema , A. Rusydi , Y. Tomioka , Y. Tokura , D. F. McMorrow , M. van Veenendaal

Soft X-ray resonant powder diffraction has been performed at the Mn L2,3 edges of A-site ordered SmBaMn2O6. The energy and polarization dependence of the (1/2 1/2 0) reflection provide direct evidence for a (x2-z2)/(y2-z2) type orbital…

Strongly Correlated Electrons · Physics 2009-11-13 M. Garcia-Fernandez , U. Staub , Y. Bodenthin , S. M. Lawrence , A. M. Mulders , C. E. Buckley , S. Weyeneth , E. Pomjakushina , K. Conder

Comprehensive x-ray scattering studies, including resonant scattering at Mn L-edge, Tb L- and M-edges, were performed on single crystals of TbMn2O5. X-ray intensities were observed at a forbidden Bragg position in the ferroelectric phases,…

Soft x-ray resonant scattering has been used to examine the charge and magnetic interactions in the cycloidal antiferromagnetic compound \dyfeal. By tuning to the Dy $M_4$ and $M_5$ absorption edges and the Fe L(2) and L(3) absorption edges…

Strongly Correlated Electrons · Physics 2007-05-23 T. A. W. Beale , S. B. Wilkins , P. D. Hatton , P. Abbamonte , S. Stanescu , J. A. Paixao

Soft X-ray resonant scattering (XRS) has been used to observe directly, for the first time, the ordering of localized electronic states on both the Mn and Tb sites in multiferroic TbMnO$_3$. Large resonant enhancement of the X-ray…

Resonant elastic soft x-ray magnetic scattering (XRMS) is a powerful tool to explore long-periodic spin textures in single crystals. However, due to the limited momentum transfer range imposed by long wavelengths of photons in the soft…

Materials Science · Physics 2022-10-03 V. Ukleev , C. Luo , R. Abrudan , A. Aqeel , C. H. Back , F. Radu

Relaxor ferroelectrics are difficult to study and understand. The experiment shows that at low energy scattering there is an acoustic mode, an optic mode, dynamic quasi-elastic scattering and strictly elastic scattering as well as Bragg…

Materials Science · Physics 2008-08-29 R. A. Cowley , S. N. Gvasaliya , B. Roessli

Resonant x-ray scattering is performed near the Mn K-absorption edge for an epitaxial thin film of BiMnO3. The azimuthal angle dependence of the resonant (003) peak (in monoclinic indices) is measured with different photon polarizations;…

Materials Science · Physics 2009-11-11 C. -H. Yang , J. Koo , C. Song , T. Y. Koo , K. -B. Lee , Y. H. Jeong

The short range ordered magnetic correlations have been studied in half doped La0.5Ca0.5-xSrxMnO3 (x = 0.1, 0.3 and 0.4) compounds by polarized neutron scattering technique. On doping Sr2+ for Ca2+ ion, these compounds with x = 0.1, 0.3,…

Materials Science · Physics 2015-05-18 I. Dhiman , A. Das , R. Mittal , Y. Su , A. Kumar , A. Radulescu

Resonant soft x-ray diffraction has been used to probe the temperature dependent orbital and magnetic structure of $\mathrm{LaSr_{2}Mn_{2}O_7}$. Previous crystallographic studies have shown that this material has almost no MnO$_{6}$ oxygen…

Strongly Correlated Electrons · Physics 2007-05-23 S. B. Wilkins , N. Stojic , T. A. W. Beale , N. Binggeli , P. Bencok , S. Stanescu , J. F. Mitchell , P. Abbamonte , P. D. Hatton , M. Altarelli

We first report a novel phenomenon that manifests itself in a colossal difference in soft x-ray reflectivity from ferromagnetic transition-metal films between the left- and right-handed circular polarization (LCP and RCP) modes at a…

Other Condensed Matter · Physics 2010-02-03 Dae-Eun Jeong , Sang-Koog Kim

The recent discovery that resonant inelastic x-ray scattering can probe single-magnon (SM) dispersions in transition metal (TM) oxides when the x-ray energy is tuned to the TM $L$-edge, has put this technique on a par with inelastic neutron…

Strongly Correlated Electrons · Physics 2015-08-19 Beom Hyun Kim , Jeroen van den Brink

Neutron scattering investigations of the paramagnetic correlations in the layered manganite La$_{1.2}$Sr$_{1.8}$Mn$_{2}$O$_{7}$, which exhibits colossal magnetoresistance above the Curie transition at T$_C$ = 112 K, show that spins in…

Strongly Correlated Electrons · Physics 2009-10-30 R. Osborn , S. Rosenkranz , D. N. Argyriou , L. Vasiliu-Doloc , J. W. Lynn , S. K. Sinha , J. F. Mitchell , K. E. Gray , S. D. Bader

We report the study of magnetic and orbital order in Pr$_{0.5}$Ca$_{0.5}$MnO$_3$ epitaxial thin films grown on (LaAlO$_3$)$_{0.3}$-(SrAl$_{0.5}$Ta$_{0.5}$O$_3$)$_{0.7}$ (LSAT) (011)$_c$. In a new experimental approach, the polarization and…

Strongly Correlated Electrons · Physics 2014-03-07 H. Wadati , J. Geck , E. Schierle , R. Sutarto , F. He , D. G. Hawthorn , M. Nakamura , M. Kawasaki , Y. Tokura , G. A. Sawatzky
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