Fernandez-Rodriguez, J., Scagnoli, V., Mazzoli, C., Fabrizi, F., Lovesey, S. W., Blanco, J. A., ...
We have investigated the antiferromagnetic insulating phase of the Mott-Hubbard insulator V$_2$O$_3$ by resonant x-ray Bragg diffraction at the vanadium K-edge. Combining the information obtained...
Direct observation of charge order and orbital glass state in multiferroic LuFe2O4 (2008)
Mulders, A. M., Lawrence, S. M., Staub, U., Garcia-Fernandez, M., Scagnoli, V., Mazzoli, C., ...
Geometrical frustration of the Fe ions in LuFe2O4 leads to intricate charge and magnetic order and a strong magnetoelectric coupling. Using resonant x-ray diffraction at the Fe K edge, the anomalous...
Magnetic and electronic Co states in layered cobaltate GdBaCo2O5.5-x (2008)
Garcia-Fernandez, M., Scagnoli, V., Staub, U., Mulders, A. M., Janousch, M., Bodenthin, Y., ...
We have performed non-resonant x-ray diffraction, resonant soft and hard x-ray magnetic diffraction, soft x-ray absorption and x-ray magnetic circular dichroism measurements to clarify the electronic...
Magnetic and electronic Co states in the layered cobaltate GdBaCo2O5.5−x (2008)
García-Fernández, M., Scagnoli, V., Staub, U., Mulders, A.M., Janousch, M., Bodenthin, Y., ...
We have performed nonresonant x-ray diffraction, resonant soft and hard x-ray magnetic diffraction, soft x-ray absorption, and x-ray magnetic circular dichroism measurements to clarify the electronic...
Direct observation of oxygen superstructures in manganites (2007)
Grenier, S., Thomas, K. J., Hill, J. P., Staub, U., Bodenthin, Y., García-Fernández, M., ...
We report the observation of superstructures associated with the oxygen 2p-states in two prototypical manganites using x-ray diffraction at the oxygen K-edge. We determine the nature of the orderings...
Direct probe of oxygen superstructures in manganites (2007)
Grenier, Stéphane, J. Thomas, K., Hill, J.P., Staub, U., Bodenthin, Y., Garcia-Fernandez, M., ...
We report the observation of superstructures associated with the oxygen 2p-states in two prototypical manganites using x-ray diffraction at the oxygen K-edge. We determine the nature of the orderings...
Grenier, Stéphane, Kiryukhin, V., G. Kim, B., P. Hill, J., J. Thomas, K., ...
We report on the experimental characterization of orbital ordering and the associated lattice distortions in highly doped Bi1-xCaxMnO3. Resonant x-ray diffraction was used at the Mn L-edge for the...
Direct observation of oxygen superstructures in manganites (2007)
Grenier, Stéphane, J. Thomas, K., Hill, J.P., Staub, U., Bodenthin, Y., Garcia-Fernandez, M., ...
We report the observation of superstructures associated with the oxygen 2p-states in two prototypical manganites using x-ray diffraction at the oxygen K-edge. In the stripe order system Bi0.31 Ca0.69...
Direct observation of oxygen superstructures in manganites (2007)
Grenier, Stéphane, J. Thomas, K., Hill, J.P., Staub, U., Bodenthin, Y., Garcia-Fernandez, M., ...
We report the observation of superstructures associated with the oxygen 2p-states in two prototypical manganites using x-ray diffraction at the oxygen K-edge. In the stripe order system Bi0.31 Ca0.69...
Grenier, Stéphane, Kiryukhin, V., G. Kim, B., P. Hill, J., J. Thomas, K., ...
We report on the experimental characterization of orbital ordering and the associated lattice distortions in highly doped Bi1-xCaxMnO3. Resonant x-ray diffraction was used at the Mn L-edge for the...
Disentangling multipole resonances through a full x-ray polarization analysis (2006)
Mazzoli, C., Wilkins, S. B., Di Matteo, S., Detlefs, B., Detlefs, C., Scagnoli, V., ...
Complete polarization analysis applied to resonant x-ray scattering at the Cr K-edge in K2CrO4 shows that incident linearly polarized x-rays can be converted into circularly polarized x-rays by...
Role of magnetic and orbital ordering at the metal-insulator transition in NdNiO3 (2006)
Scagnoli, V., Staub, U., Mulders, A. M., Janousch, M., Meijer, G. I., Hammerl, G., ...
Soft x-ray resonant scattering at the Ni L2,3 edges is used to test models of magnetic and orbital-ordering below the metal-insulator transition in NdNiO3. The large branching ratio of the L3 to L2...
Staub, U., Scagnoli, V., Mulders, A. M., Janousch, M., Honda, Z., Tonnerre, J. M.
Temperature dependences of a magnetic and an orbital Bragg reflection at the Mn L2 and L3 edges of La0.5Sr1.5MnO4 have been collected. The temperature evolution of the orbital reflection depend...
High-order Dy multipole motifs observed in DyB2C2 with resonant soft x-ray Bragg diffraction (2006)
Mulders, A. M., Staub, U., Scagnoli, V., Lovesey, S. W., Balcar, E., Nakamura, T., ...
Resonant soft x-ray Bragg diffraction at the Dy M4,5 edges has been exploited to study Dy multipole motifs in DyB2C2. Our results are explained introducing the intra-atomic quadrupolar interaction...
Manipulating 4f quadrupolar pair interactions in TbB2C2 using a magnetic field (2006)
Mulders, A. M., Staub, U., Scagnoli, V., Tanaka, Y., Kikkawa, A., Katsumata, K., ...
Resonant soft x-ray Bragg diffraction at the Tb M4,5 edges and non resonant Bragg diffraction have been used to investigate orbitals in TbB2C2. The Tb 4f quadrupole moments are ordered in zero field...