scholarly journals Experimental study on the effect of applied magnetic field on plane wave attenuation by microwave plasma plume

2009 ◽  
Vol 58 (7) ◽  
pp. 4793
Author(s):  
Yang Juan ◽  
Long Chun-Wei ◽  
Chen Mao-Lin ◽  
Xu Ying-Qiao ◽  
Tan Xiao-Qun
1993 ◽  
Vol 8 (9) ◽  
pp. 2344-2353 ◽  
Author(s):  
J-M. Berthelot ◽  
Souda M. Ben ◽  
J.L. Robert

The experimental study of wave attenuation in concrete has been achieved in the case of the propagation of plane waves in concrete rods. Different mortars and concretes have been investigated. A transmitter transducer coupled to one of the ends of the concrete rod generates the propagation of a plane wave in the rod. The receiver transducer, similar to the previous one, is coupled to the other end of the rod. The experimental results lead to an analytical expression for wave attenuation as function of the concrete composition, the propagation distance, and the wave frequency.


1994 ◽  
Vol 3 (1) ◽  
pp. 58-60 ◽  
Author(s):  
J Geddes ◽  
R W McCullough ◽  
D P Higgins ◽  
J M Woolsey ◽  
H B Gilbody

2000 ◽  
Vol 14 (25n27) ◽  
pp. 2884-2889
Author(s):  
S. SARTI ◽  
M. ESPOSITO ◽  
R. FASTAMPA ◽  
M. GIURA ◽  
E. SILVA

We present measurements of the in-plane (ρab) and out-of-plane (ρc) resistivity in BSCCO single crystals. The resistivities are measured simultaneously on the same sample by means of a multi-terminal technique. Results are presented in the normal state and in the superconducting state, both in presence and in absence of an applied magnetic field. We underline the main differences with standard four probe measurements, showing in which cases the new method is strictly needed to avoid erroneous results. The technique is also able to test the locality of the dynamic: we present an accurate experimental analysis of the temperature and magnetic field ranges where the dynamic is local or non local. We finally show that above Tc this method gives results reliable enough to allow for a detailed study of the excess conductivity. We find that the data do not follow simple Aslamazov-Larkin laws in temperature ranges wider 1K, and that an accurate description of the data over a wide temperature range must include the effects of a short-wavelength cutoff in the fluctuational spectrum.


2020 ◽  
Vol 62 (9) ◽  
pp. 1385
Author(s):  
К.И. Константинян ◽  
Г.А. Овсянников ◽  
А.М. Петржик ◽  
А.В. Шадрин ◽  
Ю.В. Кислинский ◽  
...  

We report on results of experimental study of mesa heterostructures Nb/Au/Sr2IrO4/YBa2Cu3Ox with the barrier layer of Sr2IrO4, a material known as Mott antiferromagnetic insulator with high spin-orbit interaction energy, ESO ~ 0.4 eV. Under the influence of magnetic field H<15 Oe the resonant steps were registered at voltages Vn  1/L, inversely proportional to the width of the structures L. In contrast to the equidistant Fiske steps, changing the polarity of biasing current I, an asymmetry in Vn has been observed with a difference of voltage spacing between the steps. A change of applied magnetic field H has no effect of the voltages positions Vn , but the amplitudes of steps oscillate. Under microwave irradiation the Shapiro steps were observed demonstrating an oscillating behavior with power of applied microwaves.


2021 ◽  
Vol 63 (11) ◽  
pp. 115020
Author(s):  
Bhavesh G Patel ◽  
Narayan Behera ◽  
R K Singh ◽  
Ajai Kumar ◽  
Amita Das

2008 ◽  
Vol 15 (2) ◽  
pp. 023503 ◽  
Author(s):  
Juan Yang ◽  
Yingqiao Xu ◽  
Zhiqiang Meng ◽  
Tielian Yang

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