{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,12]],"date-time":"2025-10-12T01:16:22Z","timestamp":1760231782113,"version":"build-2065373602"},"reference-count":29,"publisher":"MDPI AG","issue":"5","license":[{"start":{"date-parts":[[2022,5,1]],"date-time":"2022-05-01T00:00:00Z","timestamp":1651363200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Axioms"],"abstract":"<jats:p>In this work, we consider a class of initial boundary value problems for fourth-order dispersive wave equations with superlinear damping and non-local source terms as well as time-dependent coefficients in \u03a9\u00d7(t&gt;0), where \u03a9 is a bounded domain in RN and N\u22652. We prove that there exists a safe time interval of existence in the solution [0,T], with T being a lower bound of the blowup time t*. Moreover, we find an explicit lower bound of t*, assuming the coefficients are positive constants.<\/jats:p>","DOI":"10.3390\/axioms11050212","type":"journal-article","created":{"date-parts":[[2022,5,1]],"date-time":"2022-05-01T06:23:08Z","timestamp":1651386188000},"page":"212","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Finite Time Blowup in a Fourth-Order Dispersive Wave Equation with Nonlinear Damping and a Non-Local Source"],"prefix":"10.3390","volume":"11","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-3106-515X","authenticated-orcid":false,"given":"Stella","family":"Vernier-Piro","sequence":"first","affiliation":[{"name":"Facolt\u00e0 di Ingegneria e Architettura, Universit\u00e0 di Cagliari, Via Marengo 2, 09123 Cagliari, Italy"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"1968","published-online":{"date-parts":[[2022,5,1]]},"reference":[{"key":"ref_1","doi-asserted-by":"crossref","unstructured":"Galaktionov, A.V., Mitidieri, E.L., and Pohozaev, S.I. 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