scholarly journals Low temperature ferromagnetic properties, magnetic field induced spin order and random spin freezing effect in Ni1.5Fe1.5O4 ferrite; prepared at different pH values and annealing temperatures

2018 ◽  
Vol 460 ◽  
pp. 177-187 ◽  
Author(s):  
R.N. Bhowmik ◽  
K.S. Aneeshkumar
1998 ◽  
Vol 5 (3) ◽  
pp. 937-939 ◽  
Author(s):  
Nobuhiko Sakai ◽  
Hiroshi Ohkubo ◽  
Yasushi Nakamura

A 3 T superconducting magnet has been designed and constructed for magnetic Compton-profile (MCP) measurements with the new capabilities that the magnetic field direction can be altered quickly (within 5 s) and liquid-He refill is not required for more than one week. For the latter capability, two refrigerators have been directly attached to the cryostat to maintain the low temperature of the radiation shields and for the recondensation of liquid He. The system has been satisfactorily operated for over one week.


1986 ◽  
Vol 64 (3) ◽  
pp. 299-304 ◽  
Author(s):  
H. M. Mayer ◽  
U. Rauchschwalbe ◽  
F. Steglich ◽  
G. R. Stewart ◽  
A. L. Giorgi

2012 ◽  
Vol 112 (12) ◽  
pp. 123710 ◽  
Author(s):  
E. J. Guo ◽  
L. Wang ◽  
Z. P. Wu ◽  
L. Wang ◽  
H. B. Lu ◽  
...  

2007 ◽  
Vol 310 (2) ◽  
pp. 2164-2166 ◽  
Author(s):  
A. Antonakos ◽  
D. Lampakis ◽  
D. Palles ◽  
E. Liarokapis ◽  
W. Prellier ◽  
...  

2000 ◽  
Vol 14 (02n03) ◽  
pp. 224-229 ◽  
Author(s):  
V. MEENAKSHI ◽  
S. V. SUBRAMANYAM

In this work, the influence of disorder on the electrical properties (DC conductivity and Magnetoresistance) of amorphous conducting carbon films, prepared by the pyrolysis of Tetra chloro phthalic anhydride, is reported and discussed. The low temperature electrical properties are analyzed in terms of the various models developed for disordered electronic systems. The results indicate the possibility of a metal - insulator (M-I) transition, both as a function of preparation temperature and an external magnetic field.


2016 ◽  
Vol 185 (5-6) ◽  
pp. 618-626
Author(s):  
Andrey Nikolaevich Gavrilenko ◽  
Aleksandr Iliich Pogoreltsev ◽  
Vadim Leonidovich Matukhin ◽  
Barys Vasilyevich Korzun ◽  
Ekaterina Vadimovna Schmidt ◽  
...  

2002 ◽  
Vol 16 (20n22) ◽  
pp. 3171-3174
Author(s):  
F. F. BALAKIREV ◽  
J. B. BETTS ◽  
G. S. BOEBINGER ◽  
S. ONO ◽  
Y. ANDO ◽  
...  

We report low-temperature Hall coefficient in the normal state of the high-Tc superconductor Bi 2 Sr 2-x La x CuO 6+δ. The Hall coefficient was measured down to 0.5 K by suppressing superconductivity with a 60 T pulsed magnetic field. The carrier concentration was varied from overdoped to underdoped regimes by partially substituting Sr with La in a set of five samples. The observed saturation of the Hall coefficient at low temperatures suggests the ability to extract the carrier concentration of each sample. The most underdoped sample exhibits a diverging Hall coefficient at low temperatures, consistent with a depletion of carriers in the insulating ground state. The Hall number exhibits a sharp peak providing additional support for the existence of a phase boundary at the optimal doping.


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