RECONSTRUCTION OF ENERGY SPECTRUM OF ALLOYS Pbl-xSnxTe WITH AN INDIUM IMPURITY LEVEL UNDER THE COMBINED EFFECT OF MAGNETIC FIELD AND HYDROSTATIC PRESSURE

1978 ◽  
Vol 39 (C6) ◽  
pp. C6-1079-C6-1080
Author(s):  
B. A. Akimov ◽  
N. B. Brandt ◽  
L. I. Ryabova ◽  
S. M. Chudinov
2017 ◽  
Vol 31 (14) ◽  
pp. 1750114
Author(s):  
O. Galbova ◽  
V. G. Peschansky ◽  
D. I. Stepanenko

We study the transport phenomena in layered conductors with rather general electron energy spectrum placed in a high magnetic field [Formula: see text], under conditions when the distance between various sheets of the Fermi surface (FS) may become small under the external effects, such as hydrostatic pressure or impurity atom doping, and electrons can transfer from one sheet of the FS to another due to magnetic breakdown. We calculate the dependence of the in-plane electrical conductivity and magnetoresistance on magnetic field and probability of magnetic breakdown and show that the field-induced quadratic increase of the in-plane resistance in the absence of magnetic breakdown is changed by a linear dependence on [Formula: see text]. With a further reduction of the energy gap between FS sheets, the in-plane resistance is saturated.


2020 ◽  
Vol 193 ◽  
pp. 1-9 ◽  
Author(s):  
P. Lázpita ◽  
V.A. L'vov ◽  
J. Rodríguez Fernández ◽  
J.M. Barandiarán ◽  
V.A. Chernenko

Both the penetrating power of the cosmic rays through material ab­sorbers and their ability to reach the earth in spite of its magnetic field, make it certain that the energy of many of the primary particles must reach at least 10 11 e-volts. However, the energy measurements by Kunze, and by Anderson, using cloud chambers in strong magnetic fields, have extended only to about 5 x 10 9 e-volts. Particles of greater energy were reported, but the curvature of their tracks was too small to be measured with certainty. We have extended these energy measurements to somewhat higher energies, using a large electro-magnet specially built for the purpose and described in Part I. As used in these experiments, the magnet allowed the photography of tracks 17 cm long in a field of about 14,000 gauss. The magnet weighed about 11,000 kilos and used a power of 25 kilowatts.


2009 ◽  
Vol 24 (08n09) ◽  
pp. 1549-1556 ◽  
Author(s):  
V. B. BEZERRA ◽  
GEUSA DE A. MARQUES

We consider the problem of a relativistic electron in the presence of a Coulomb potential and a magnetic field in the background spacetime corresponding to a cosmic string. We find the solution of the corresponding Dirac equation and determine the energy spectrum of the particle.


Soft Matter ◽  
2021 ◽  
Author(s):  
Emanuele Rossi ◽  
Jose Antonio Ruiz-Lopez ◽  
Adolfo Vazquez-Quesada ◽  
Marco Ellero

This study presents an analysis of the dynamics of a single and multiple chains of spherical super-paramagnetic beads suspended in a Newtonian fluid under the combined effect of an external...


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