Crystal field ground state of the orthorhombic Kondo semiconductors CeOs-2Al-10 and CeFe-2Al-10

Here we present linear-polarization-dependent soft x-ray absorption spectroscopy data at the Ce M4,5 edges of CeOs2Al10 and CeFe2Al10. Despite the strong hybridization between 4f and conduction electrons and the existence of spin gaps as seen in inelastic neutron scattering, we were able to determin...

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Hauptverfasser: Strigari, Fabio (VerfasserIn) , Hu, Zhimin (VerfasserIn) , Haverkort, Maurits W. (VerfasserIn)
Dokumenttyp: Article (Journal)
Sprache:Englisch
Veröffentlicht: 14 March 2013
In: Physical review. B, Condensed matter and materials physics
Year: 2013, Jahrgang: 87, Heft: 12, Pages: 125119
ISSN:1550-235X
DOI:10.1103/PhysRevB.87.125119
Online-Zugang:Verlag, Volltext: http://dx.doi.org/10.1103/PhysRevB.87.125119
Verlag, Volltext: https://link.aps.org/doi/10.1103/PhysRevB.87.125119
Volltext
Verfasserangaben:F. Strigari, T. Willers, Y. Muro, K. Yutani, T. Takabatake, Z. Hu, S. Agrestini, C.-Y. Kuo, Y.-Y. Chin, H.-J. Lin, T.W. Pi, C.T. Chen, E. Weschke, E. Schierle, A. Tanaka, M.W. Haverkort, L.H. Tjeng, and A. Severing
Beschreibung
Zusammenfassung:Here we present linear-polarization-dependent soft x-ray absorption spectroscopy data at the Ce M4,5 edges of CeOs2Al10 and CeFe2Al10. Despite the strong hybridization between 4f and conduction electrons and the existence of spin gaps as seen in inelastic neutron scattering, we were able to determine the crystal field ground state wave functions by combining our spectroscopy data with magnetization measurements. The results quantitatively explain the small ordered moment along c and the measured magnetic moment along the easy a axis in CeOs2Al10.
Beschreibung:Die Ziffern bzw. Zahlen 2 und 10 im Titel sind tiefgestellt
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Beschreibung:Online Resource
ISSN:1550-235X
DOI:10.1103/PhysRevB.87.125119