{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,11,6]],"date-time":"2025-11-06T20:15:33Z","timestamp":1762460133024,"version":"build-2065373602"},"reference-count":40,"publisher":"MDPI AG","issue":"13","license":[{"start":{"date-parts":[[2023,6,28]],"date-time":"2023-06-28T00:00:00Z","timestamp":1687910400000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"name":"Ministry of Science and Higher Education of the Russian Federation within the State Task \u201cResearch\u201d (basic fundamental)","award":["FSWW-2023-0004"],"award-info":[{"award-number":["FSWW-2023-0004"]}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Sensors"],"abstract":"<jats:p>Currently, phased arrays are increasingly used in ultrasonic nondestructive testing. One of the most important parameters of ultrasonic nondestructive testing with the application of phased arrays is the angular resolution. This paper presents the results of studies of the angular resolution of concave and convex acoustic arrays in ultrasonic testing with the application of the total focusing method. Computer modeling of concave and convex acoustic arrays consisting of 16, 32 and 64 elements with distances between elements of 0.5 and 1 mm and arc radii of 30 and 60 mm have been performed. The results obtained by computer modeling were confirmed via in situ experiments.<\/jats:p>","DOI":"10.3390\/s23136007","type":"journal-article","created":{"date-parts":[[2023,6,29]],"date-time":"2023-06-29T01:43:13Z","timestamp":1688002993000},"page":"6007","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":3,"title":["Studies of Angular Resolution for Acoustic Arc Arrays"],"prefix":"10.3390","volume":"23","author":[{"given":"Dmitry A.","family":"Sednev","sequence":"first","affiliation":[{"name":"School of Non-Destructive Testing, National Research Tomsk Polytechnic University, 30 Lenin Avenue, 634050 Tomsk, Russia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Alexey I.","family":"Soldatov","sequence":"additional","affiliation":[{"name":"School of Non-Destructive Testing, National Research Tomsk Polytechnic University, 30 Lenin Avenue, 634050 Tomsk, Russia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Andrey A.","family":"Soldatov","sequence":"additional","affiliation":[{"name":"School of Non-Destructive Testing, National Research Tomsk Polytechnic University, 30 Lenin Avenue, 634050 Tomsk, Russia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Maria A.","family":"Kostina","sequence":"additional","affiliation":[{"name":"School of Non-Destructive Testing, National Research Tomsk Polytechnic University, 30 Lenin Avenue, 634050 Tomsk, Russia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-1789-1519","authenticated-orcid":false,"given":"Dmitry O.","family":"Dolmatov","sequence":"additional","affiliation":[{"name":"School of Non-Destructive Testing, National Research Tomsk Polytechnic University, 30 Lenin Avenue, 634050 Tomsk, Russia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-5505-6349","authenticated-orcid":false,"given":"Daria A.","family":"Koneva","sequence":"additional","affiliation":[{"name":"School of Non-Destructive Testing, National Research Tomsk Polytechnic University, 30 Lenin Avenue, 634050 Tomsk, Russia"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"1968","published-online":{"date-parts":[[2023,6,28]]},"reference":[{"key":"ref_1","unstructured":"(2007). 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