A model study of ultrasonic attenuation in heavy fermion systems in Kondo-lattice model

2012 ◽  
Author(s):  
Keshab Chandra Shadangi ◽  
G. C. Rout
2018 ◽  
Vol 14 (6) ◽  
pp. 405
Author(s):  
Okunzuwa I.S ◽  
Arthur I. I Ejere ◽  
Oni-Ojo E. Amenaghawon ◽  
Aigbekaen E. Eddy

A finite size analysis of the Kondo lattice model with hybridization interaction between localized and extended orbitals using the exact diagonalization technique has brought more insight into the specific heat behavior of the heavy fermion (HF) systems under low temperature regimes. The specific heat under the antiferromagnetic region of temperatures below 3k is lower than that of the ferromagnetic region. While the specific heat for temperatures above 4k, shows a reversed trend.


2007 ◽  
Vol 76 (12) ◽  
Author(s):  
N. B. Perkins ◽  
M. D. Núñez-Regueiro ◽  
B. Coqblin ◽  
J. R. Iglesias

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