Mixed-Valence State in Yb_2CuGe_6

• Authors: A. Szytuła , B. Penc , M. Konyk , A. Winiarski
• Languages of publication: EN

Abstracts

EN

We present here temperature dependent X-ray photoemission measurements on polycrystalline Yb_2CuGe_6. The analysis of these data shows the change in the effective valence, determined directly from the 4f intensity ratio, as a function of temperature.

Keywords

EN

71.20.Lp; 75.20.Hr; 79.60.-i

Discipline

• 71.20.Lp: Intermetallic compounds
• 79.60.-i: Photoemission and photoelectron spectra(for photoelectron spectroscopy, see 87.64.ks in biological physics; 82.80.Pv in chemical analysis)
• 75.20.Hr: Local moment in compounds and alloys; Kondo effect, valence fluctuations, heavy fermions(for Kondo effect and scattering mechanisms in electronic conduction, see 72.15.Qm and 72.10.Fk)

• Publisher: Institute of Physics, Polish Academy of Sciences
• Journal: Acta Physica Polonica A
• Year: 2008
• Volume: 113
• Issue: 4
• Pages: 1205-1209

Dates

published

2008-04

received

2007-06-03

Contributors

author

A. Szytuła

• M. Smoluchowski Institute of Physics, Jagiellonian University, Reymonta 4, 30-059 Kraków, Poland

author

B. Penc

• M. Smoluchowski Institute of Physics, Jagiellonian University, Reymonta 4, 30-059 Kraków, Poland

author

M. Konyk

• Department of Inorganic Chemistry, Ivan Franko National University of Lviv,, Kyryla and Mefodiya 6, UA-79005 Lviv, Ukraine

author

A. Winiarski

• A. Chełkowski Institute of Physics, University of Silesia, Uniwersytecka 4, 40-007 Katowice, Poland

References

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• 3. D.A. Shirley, Phys. Rev. B 5, 4709 (1972)
• 4. S.-J. Oh, J.W. Allen, M.S. Torokachivili, M.B. Maple, J. Magn. Magn. Mater. 52, 183 (1985)
• 5. S. Hűfner, in: Photoemission Spectroscopy, Springer-Verlag, Berlin 1994, p. 453
• 6. F. Reinert, R. Classen, G. Nicolay, D. Ehm, S. Hűfner, W.P. Ellis, G.-H. Gweon, J.W. Allen, B. Kindler, W. Assmus, Phys. Rev. B 58, 12808 (1998)
• 7. M.B. Konyk, L.P. Romaka, Yu.K. Gorelenko, O.I. Bodak, J. Alloys Comp. 311, 120 (2000)
• 8. K. Shigetoh, F. Hirata, M.A. Avila, T. Takabatake, J. Alloys Comp. 403, 15 (2005)

Identifiers

DOI

10.12693/APhysPolA.113.1205