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Table. 1.

εf is the bare 4f electron energy, Δav the average hybridization of a 4f electron and conduction electrons, U the coulomb interaction of 4f electrons, nf the number of 4f electrons, TK the Kondo temperature, χm(0) the theoretical magnetic susceptibility at zero temperature, and χmexp(0) is the experimental magnetic susceptibility[1, 3, 2].


εf Δ U nf TK χm(0) χmexp(0)
(meV) (meV) (eV) (meV) (×10-3 emu) (×10-3 emu)
20 K -370 36.8 6.18 13.31 58.2 3.05 6.37
200 K -490 34.3 6.24 13.14 26.2 12.4
New Phys.: Sae Mulli 2024;74:864~872 https://doi.org/10.3938/NPSM.74.864
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