Analysis of Hall mobility in two-dimensional disordered systems

2020 ◽  
Vol 35 (9) ◽  
pp. 095015
Author(s):  
Hajime Tanaka ◽  
Nobuya Mori
1981 ◽  
Vol 42 (C4) ◽  
pp. C4-99-C4-102
Author(s):  
M. Grünewald ◽  
H. Müller ◽  
P. Thomas ◽  
D. Würtz

2006 ◽  
Vol 61 (9) ◽  
pp. 499-504 ◽  
Author(s):  
Nicolay Sinyavsky ◽  
Irina Korneva ◽  
Michał Ostafin ◽  
Bolesław Nogaj ◽  
Mariusz Maćkowiak

The NQR nutation method to determine the electric field gradient asymmetry parameter η in systems, where the resonance line is so broad that the radio frequency field can excite only a portion of the nuclear spins, is presented. In this situation, the recently developed spectroscopic methods are not applicable. Two-dimensional nutation NQR spectra of oriented powders are calculated and used to determine η at particular frequencies along a broad NQR line. The proposed method is useful for single crystals, oriented powders, glasses, and disordered systems even for small values of the asymmetry parameter. Therefore it can be used to evaluate fluctuations in η and the quadrupole coupling constant e2qQ due to inhomogeneities. We demonstrate the application of this method to oriented chalcogenide semiconducting glasses.


2002 ◽  
Vol 35 (27) ◽  
pp. L377-L384 ◽  
Author(s):  
Victor Gurarie ◽  
Andreas W W Ludwig

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