Multimode Surface Magnetostatic Wave Propagation in Irregular Planar YIG Waveguide

2014 ◽  
Vol 215 ◽  
pp. 389-393 ◽  
Author(s):  
Evgeny N. Beginin ◽  
Alexandr V. Sadovnikov ◽  
Yurii P. Sharaevsky ◽  
Sergey A. Nikitov

Brillouin light spectroscopy method of magnetic materials was used for experimental study of multimode propagation characteristics of surface magnetostatic waves in an irregular ferrite waveguide. It was experimentally demonstrated that the spatial transformation of modes is possible in tapered ferrite planar waveguide due to breaking of the axis symmetry.

2019 ◽  
Vol 32 (2) ◽  
pp. 385-397 ◽  
Author(s):  
Jia-yi Xu ◽  
Shu-xue Liu ◽  
Jin-xuan Li ◽  
Wei Jia

2019 ◽  
Vol 89 (11) ◽  
pp. 1726
Author(s):  
В.А. Губанов ◽  
А.А. Мартышкин ◽  
С.Е. Шешукова ◽  
А.В. Садовников

AbstractSpin-wave transport along a waveguide structure with disturbed translational symmetry has been investigated. A semiring portion of a magnon microwaveguide has been made of a YIG film. It has been shown that one can control the dynamic magnetization spatial distribution by varying the magnetic biasing angle in the microwaveguide plane. Under such conditions, the transmission coefficient of standing waves changes noticeably. The structure suggested in this paper allows the rotation of spin-wave signals in an irregular configuration under the conditions of surface magnetostatic wave propagation. This effect may be used in planar magnon networks.


2014 ◽  
Vol 215 ◽  
pp. 394-399 ◽  
Author(s):  
Svetlana E. Sheshukova ◽  
Evgenii N. Beginin ◽  
Maria A. Morozova ◽  
Yurii P. Sharaevskii ◽  
Sergey A. Nikitov

A model describing the propagation of surface magnetostatic waves in the one-dimensional finite length magnonic crystal (MC) with losses was constructed. The features of microwave pulse passing through the band gap of MC were investigated experimentally. The conditions of soliton-like pulse formation were defined experimentally and by numerical simulation.


2014 ◽  
Vol 587-589 ◽  
pp. 943-946
Author(s):  
Yan Hua She

The simulation experiment of the vehicle action on pavement was carried on. In the progress of the experiment, HZ-MS48 microseismic monitoring system was used to collect microseismic waves. And these microseismic signals were disposed and analyzed. It introduced the scheme and the process of the data collecting experiment. After that, several types of microseismic waveform were compared and discussed. Also shock waves for transmitting characteristic in pavement base were studied. At the same time, taking a typical microseismic event location as a case, the precision of microseismic event location was confirmed, which put forward a new way for monitoring traffic vehicles.


2013 ◽  
Vol 133 (12) ◽  
pp. 954-960 ◽  
Author(s):  
Akihiro Ametani ◽  
Kazuki Kawamura ◽  
Asha Shendge ◽  
Naoto Nagaoka ◽  
Yoshihiro Baba

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