Annenkov Alexander Yu, Gerus Sergey V., Lock Edwin H. Superdirected Beam of the Surface Spin Wave. E-print Archive of Cornell University , 2016 . С. 1-7.
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Visualized diffraction patterns of the surface spin wave excited by arbitrarily oriented linear transducer in tangentially magnetized ferrite film are investigated experimentally in the plane of ferrite film for the case where the transducer length D is much larger than the wavelength λ0. Superdirected (nonexpanding) beam of the surface spin wave with noncollinear wave vector k and group velocity vector V was observed experimentally: the angular width of this beam was about zero, the smearing of the beam energy along the film plane was minimal and the length of the beam trajectory was maximal (~50 mm). Thus it was shown that such phenomenon as “superdirected propagation of the wave” exists in the nature.
Тип объекта: | Статья |
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Авторы на русском. ОБЯЗАТЕЛЬНО ДЛЯ АНГЛОЯЗЫЧНЫХ ПУБЛИКАЦИЙ!: | Анненков А. Ю., Герус С. В., Локк Э. Г |
Подразделения (можно выбрать несколько, удерживая Ctrl): | 258 лаб. исследования СВЧ свойств ферромагнитных материалов |
URI: | http://cplire.ru:8080/id/eprint/2961 |
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