scholarly journals Fine structure of high-power microwave-induced resistance oscillations

2017 ◽  
Vol 95 (4) ◽  
Author(s):  
Q. Shi ◽  
M. A. Zudov ◽  
I. A. Dmitriev ◽  
K. W. Baldwin ◽  
L. N. Pfeiffer ◽  
...  
1969 ◽  
Vol 47 (21) ◽  
pp. 2343-2350 ◽  
Author(s):  
Takeshi Oka

Several microwave double-resonance experiments using high pumping power have been carried out in ethylene oxide molecules. The characteristics of the double resonance, such as the splitting or the "pulling" of the signal, have been observed magnified by the use of high power. The M fine structure of the signal has been observed for the first time. By the use of collision-induced transitions, the formula of Karplus and Schwinger for saturation has been confirmed at the high-power level. Applications of the technique for additional studies of molecular problems are discussed.


2019 ◽  
Vol 139 (10) ◽  
pp. 421-427
Author(s):  
Kazuki Nagao ◽  
Wataru Takatsu ◽  
Pham Van Thuan ◽  
Taichi Sugai ◽  
Weihua Jiang

2018 ◽  
pp. 53-57 ◽  
Author(s):  
G. G. Savenkov ◽  
V. P. Razinkin ◽  
A. D. Mekhtiev

Applications of modern terminal loads and its relevant disadvantages are described in this paper. The decomposing method of wideband microwave high power microstrip loads design is proposed in this paper with purpose of matching quality improving. Multiple extension of multistage load bandwidth is provided by using of external matching circuit and internal matching inductive elements. The maximum reachable bandwidth of multistage load is estimated and optimal values of mathing circuit elements are founded on basis of equivalent lumped scheme. The topology of microstrip two-stage high power microwave load is developed and its frequency response, calculated via numeric electrodynamic modelling method is outlined in the paper. Modelling results show good matching quality of considered load at the frequency band below 3,5 GHz.


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