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Science Newsletter of the Faculty fo Physics

This is a new bulletin, which, as we hope, will bring fresh, updated information on scientific news, research activities, and related events in the life of our department to our staff members, undegraduate and graduate students, postdocs, collaborators and partners. We greatly hope that this Science Newsletter will help us to find new partners in research and shorten the way from fundamental research to applications and innovations, from our fundamental discoveries to their successful implementations in not too distant future.


Всероссийская школа-семинар Воолновые Яявления в Неоднородных Средах

XIV National School-Seminar "Wave phenomena in inhomogeneous media"

The conference papers from the School-Seminar «Waves-2014» will be submitted for publishing in the Memoirs of the Faculty of Physics journal.

Journals » Memoirs of the Faculty of Physics » Issues » 2016 » # 6



Reconstruction of vector acoustic inhomogeneities in numerical modeling and experimental implementation

D.I. Zotov, O.D. Rumyantseva, A. S. Shurup

Department of Acoustics, Faculty of Physics, Lomonosov Moscow State University Moscow 119991, Russia

Results of numerical modeling the functional algorithm are presented, which allows to reconstruct acoustic inhomogeneities with scalar and vector constituents. The resulting functional solution of the inverse problem is mathematically rigorous for a wide range of scatterers. On the other hand, the reconstruction results for the vector of flow currents are presented which were obtained from experimental data measured by the ultrasonic tomograph. These data are processed by the weighted additive accumulation followed by a space–correlation comparison of image fragments.

URL: http://uzmu.phys.sunmarket.com/abstract/2016/6/166706
PACS: 43.60.Pt Signal processing techniques for acoustic inverse problems
43.35.Wa Biological effects of ultrasound, ultrasonic tomography
UDC:
Цитата: Д.И. Зотов, О.Д. Румянцева, А.С. Шуруп. Восстановление векторных акустических неоднородностей при численном моделировании и экспериментальной реализации // Учен. зап. физ. фак-та Моск. ун-та. 2016. № 6. 166706