Unconventional pressure and magnetic field effect on the ground state of the organic quasi-2D metal (BET)9(ReO4)4·2THF

2001 ◽  
Vol 120 (1-3) ◽  
pp. 1027-1028
Author(s):  
V. Laukhin ◽  
A. Perez-Benitez ◽  
C. Rovira ◽  
J. Veciana ◽  
E. Canadell ◽  
...  
2021 ◽  
Author(s):  
Shun Kimura ◽  
Shojiro Kimura ◽  
Ken Kato ◽  
Yoshio Teki ◽  
Hiroshi Nishihara ◽  
...  

We investigated the mechanism of the magnetic field effect (MFE) on the emission of a luminescent radical doped into host crystals. It was revealed that the spin sublevel population of radical dimers in the ground states is the key that governs the MFE.


1968 ◽  
Vol 46 (18) ◽  
pp. 2033-2038 ◽  
Author(s):  
G. Iaci ◽  
M. Lo Savio ◽  
E. Turrisi

In order to investigate the behavior of positronium in water, magnetic quenching measurements have been performed at various temperatures from 0 to 45 °C and with applied fields up to 12.5 kG. From these measurements it has been possible to evaluate the effect of the water. In fact, while for the positronium-free atom in the ground state the hyperfine structure energy splitting is ΔW0 = 8.34 × 10−4 eV, for positronium in water we find two consistent values, ΔW = (6.32 ± 0.20) × 10−4 eV and ΔW = (7.30 ± 0.80) × 10−4 eV, obtained by considering the magnetic-field effect on the positronium component which decays by pickoff and on its decay rate.


2004 ◽  
Vol 9 (2) ◽  
pp. 129-138
Author(s):  
J. Kleiza ◽  
V. Kleiza

A method for calculating the values of specific resistivity ρ as well as the product µHB of the Hall mobility and magnetic induction on a conductive sample of an arbitrary geometric configuration with two arbitrary fitted current electrodes of nonzero length and has been proposed an grounded. During the experiment, under the constant value U of voltage and in the absence of the magnetic field effect (B = 0) on the sample, the current intensities I(0), IE(0) are measured as well as the mentioned parameters under the effect of magnetic fields B1, B2 (B1 ≠ B2), i.e.: IE(β(i)), I(β(i)), i = 1, 2. It has been proved that under the constant difference of potentials U and sample thickness d, the parameters I(0), IE(0) and IE(β(i)), I(β(i)), i = 1, 2 uniquely determines the values of the product µHB and specific resistivity ρ of the sample. Basing on the conformal mapping method and Hall’s tensor properties, a relation (a system of nonlinear equations) between the above mentioned quantities has been found.


2015 ◽  
Vol 51 (2) ◽  
pp. 345-352 ◽  
Author(s):  
R. Kowalik ◽  
K. Mech ◽  
D. Kutyla ◽  
T. Tokarski ◽  
P. Zabinski

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