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Proceedings of the 7th International Seminar/Workshop on Direct and Inverse Problems of Electromagnetic and Acoustic Wave Theory最新文献

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On the theory of symmetric short vibrator 关于对称短振子的理论
Proceedings of the 7th International Seminar/Workshop on Direct and Inverse Problems of Electromagnetic and Acoustic Wave Theory Pub Date : 1900-01-01 DOI: 10.1109/DIPED.2002.1049165
G. Kevanishvili, K.V. Kotetishvili, G.K. Vashadze, D.R. Bolkvadze
{"title":"On the theory of symmetric short vibrator","authors":"G. Kevanishvili, K.V. Kotetishvili, G.K. Vashadze, D.R. Bolkvadze","doi":"10.1109/DIPED.2002.1049165","DOIUrl":"https://doi.org/10.1109/DIPED.2002.1049165","url":null,"abstract":"The rigorous solution of Hallen's integral equation for a symmetric short vibrator is given. It is shown, that distribution of the linear axial current of the vibrator is presented as l(z')=M/spl radic/(1-(2z'/h)/sup 2/), where M is the known coefficient, z' - the axial coordinate of observation point on the surface of the vibrator, and h - its length.","PeriodicalId":164885,"journal":{"name":"Proceedings of the 7th International Seminar/Workshop on Direct and Inverse Problems of Electromagnetic and Acoustic Wave Theory","volume":"11 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128450394","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Diffraction effects in two-dimensional Gaussian focused wave beam in a moved acoustical medium 二维高斯聚焦波束在移动声介质中的衍射效应
Proceedings of the 7th International Seminar/Workshop on Direct and Inverse Problems of Electromagnetic and Acoustic Wave Theory Pub Date : 1900-01-01 DOI: 10.1109/DIPED.2002.1049196
O. Piddubniak, N. Piddubniak
{"title":"Diffraction effects in two-dimensional Gaussian focused wave beam in a moved acoustical medium","authors":"O. Piddubniak, N. Piddubniak","doi":"10.1109/DIPED.2002.1049196","DOIUrl":"https://doi.org/10.1109/DIPED.2002.1049196","url":null,"abstract":"The plane problem of Gaussian wave beam focusing in the moving acoustic medium is considered. The influence of the velocity and the direction of the medium motion on diffraction effects in the focused beam is studied.","PeriodicalId":164885,"journal":{"name":"Proceedings of the 7th International Seminar/Workshop on Direct and Inverse Problems of Electromagnetic and Acoustic Wave Theory","volume":"84 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115659453","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Near field distribution of thin impedance vibrators in absorbing medium 薄阻抗振动器在吸收介质中的近场分布
Proceedings of the 7th International Seminar/Workshop on Direct and Inverse Problems of Electromagnetic and Acoustic Wave Theory Pub Date : 1900-01-01 DOI: 10.1109/DIPED.2002.1049172
N. Gorobets, V. Katrich, M. Nesterenko, V. Popov
{"title":"Near field distribution of thin impedance vibrators in absorbing medium","authors":"N. Gorobets, V. Katrich, M. Nesterenko, V. Popov","doi":"10.1109/DIPED.2002.1049172","DOIUrl":"https://doi.org/10.1109/DIPED.2002.1049172","url":null,"abstract":"The asymptotic expression of the current in a thin impedance vibrator disposed in an homogeneous isotropic medium with sufficiently arbitrary parameters was obtained. Expressions of vibrator near fields as functions of electrical and physical characteristics of the medium were found. Calculations were carried out and their results represented as graphs of the dependence of near field distribution on medium parameters and surface impedance of the vibrators.","PeriodicalId":164885,"journal":{"name":"Proceedings of the 7th International Seminar/Workshop on Direct and Inverse Problems of Electromagnetic and Acoustic Wave Theory","volume":"18 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133505764","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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