Thermal conductivity anomaly in La0.52Ca0.48MnO3 under applied field

2006 ◽  
Vol 378-380 ◽  
pp. 499-500 ◽  
Author(s):  
Hiroyuki Fujishiro ◽  
Manabu Ikebe
2015 ◽  
Vol 2 (4) ◽  
pp. 140394 ◽  
Author(s):  
Silvia Jiménez Bolaños ◽  
Bogdan Vernescu

The problem of determining nonlinear neutral inclusions in (electrical or thermal) conductivity is considered. Neutral inclusions, inserted in a matrix containing a uniform applied electric field, do not disturb the field outside the inclusions. The well-known Hashin-coated sphere construction is an example of a neutral inclusion. In this paper, we consider the problem of constructing neutral inclusions from nonlinear materials. In particular, we discuss assemblages of coated ellipsoids. The proposed construction is neutral for a given applied field.


1971 ◽  
Vol 49 (14) ◽  
pp. 2468-2469 ◽  
Author(s):  
J. E. S. Venart ◽  
N. Mani

Most empirical equations express the thermal conductivity of normal simple liquids as linear functions of temperature. The majority of measurements to date, except water, support such a description. Very precise new measurements on toluene over the complete liquid range at 1 atm (0.299 < Tr < 0.645) show a substantial pre-freezing anomaly. At the freezing point (tf) there is a depression of the expected conductivity of 7.9 × 10−3 W/m °K. This tf behavior is attributed to cluster formation.


2003 ◽  
Vol 392-396 ◽  
pp. 171-174 ◽  
Author(s):  
Hiroyuki Fujishiro ◽  
Hidekazu Teshima ◽  
Manabu Ikebe ◽  
Koshichi Noto

2014 ◽  
Vol 941-944 ◽  
pp. 677-683
Author(s):  
Boudjemaa Merouane ◽  
Mohamed Sebbani

In induction heating, one is often brought to solve the system of coupled equations:Thermal physical caracteristics (calorific capacity and thermal conductivity.) and electromagnetic (permeability, susceptibility, reluctivity, permittivity, electric conductivity) depend on the temperature for the first, the temperature and the magnetic or electric field for the seconds.The modelisation of the permeability according to the only applied field magnetic abounds in the scientific literature. But, its modelisation as a function of the applied field and also temperature is rather rare.The goal of this work is thus to establish this double modelisation.In this intention, we will use the heat equation, the Maxwell's equations and the function of Brillouin, wich is the physical and formally basis of this modelisation.


1992 ◽  
Vol 2 (10) ◽  
pp. 1803-1809
Author(s):  
V. K. Dolganov ◽  
G. Heppke ◽  
H.-S. Kitzerow

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