Magnetic response of localized spins coupled to itinerant electrons in an inhomogeneous crystal field

1990 ◽  
Vol 67 (9) ◽  
pp. 4582-4584 ◽  
Author(s):  
L. Iannarella ◽  
A. P. Guimarães ◽  
X. A. da Silva
2020 ◽  
Vol 22 (12) ◽  
pp. 123016
Author(s):  
D Sztenkiel ◽  
K Gas ◽  
J Z Domagala ◽  
D Hommel ◽  
M Sawicki

2013 ◽  
Vol 27 (20) ◽  
pp. 1330015 ◽  
Author(s):  
YAO YAO ◽  
YU-ZHONG ZHANG ◽  
HUNPYO LEE ◽  
HARALD O. JESCHKE ◽  
ROSER VALENTÍ ◽  
...  

In this paper, we review theoretical investigations on the origin of the orbital selective phase where localized and itinerant electrons coexist in the d shell at intermediate strength of the on-site Coulomb interactions between electrons. In particular, the effect of spatial fluctuations on the phase diagram of the two-orbital Hubbard model with unequal bandwidths is discussed. And different band dispersions in different orbitals as well as different magnetically ordered states in different orbitals which are responsible for orbital selective phase transitions are emphasized. This is due to the fact that these two mechanisms are independent of the Hund's rule coupling, and are completely distinct from other well-known mechanisms like orbitals of unequal bandwidths and orbitals with different degeneracies. Moreover, crystal field splitting is not required in these two recently proposed mechanisms.


1985 ◽  
Vol 46 (5) ◽  
pp. 827-830 ◽  
Author(s):  
P.J. Brown ◽  
H. Capellmann ◽  
J. Déportes ◽  
D. Givord ◽  
S.M. Johnson ◽  
...  

1971 ◽  
Vol 32 (C1) ◽  
pp. C1-847-C1-849
Author(s):  
M. P. PIETROV ◽  
H. SZYMCZAK ◽  
R. WADAS ◽  
W. WARDZYNSKI
Keyword(s):  

1979 ◽  
Vol 40 (C5) ◽  
pp. C5-180-C5-182 ◽  
Author(s):  
J. X. Boucherle ◽  
D. Givord ◽  
J. Laforest ◽  
J. Schweizer ◽  
F. Tasset

1988 ◽  
Vol 49 (C8) ◽  
pp. C8-415-C8-416 ◽  
Author(s):  
V. Šima ◽  
Z. Smetana ◽  
M. Diviš ◽  
P. Svoboda ◽  
Š. Zajac ◽  
...  
Keyword(s):  

1988 ◽  
Vol 49 (C8) ◽  
pp. C8-955-C8-956 ◽  
Author(s):  
N. P. Kolmakova ◽  
R. Z. Levitin ◽  
A. I. Popov ◽  
N. F. Vedernikov ◽  
A. K. Zvezdin ◽  
...  

2008 ◽  
Author(s):  
Takafumi Uemura ◽  
Masakazu Yamagishi ◽  
Yukihiro Tominari ◽  
Jun Takeya

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