{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,12,31]],"date-time":"2025-12-31T04:56:22Z","timestamp":1767156982157,"version":"build-2238731810"},"update-to":[{"DOI":"10.1063\/1.3499617","type":"addendum","label":"Addendum","source":"publisher","updated":{"date-parts":[[2010,10,28]],"date-time":"2010-10-28T00:00:00Z","timestamp":1288224000000}}],"reference-count":10,"publisher":"AIP Publishing","issue":"10","content-domain":{"domain":["pubs.aip.org"],"crossmark-restriction":true},"short-container-title":[],"published-print":{"date-parts":[[2010,10,1]]},"abstract":"<jats:p>Experimental reflectometry signals obtained in the absence of a cutoff layer, with the possibility of interferometric operation excluded, show a coherent and recurrent frequency spectrum signature similar to an Alfv\u00e9n cascade signature. A possible explanation resides in the modulation of a resonant Bragg backscattering response by an Alfv\u00e9n mode structure located at the center of the plasma whose frequency of oscillation modulates the backscattered signal in a conformable way. This situation is modeled and simulated using an O-mode full-wave Maxwell finite-difference time-domain code and the resulting signatures are discussed.<\/jats:p>","DOI":"10.1063\/1.3499642","type":"journal-article","created":{"date-parts":[[2010,10,29]],"date-time":"2010-10-29T19:07:59Z","timestamp":1288379279000},"update-policy":"https:\/\/doi.org\/10.1063\/aip-crossmark-policy-page","source":"Crossref","is-referenced-by-count":3,"title":["Simulation of reflectometry Bragg backscattering spectral responses in the absence of a cutoff layer"],"prefix":"10.1063","volume":"81","author":[{"given":"F.","family":"da Silva","sequence":"first","affiliation":[{"name":"Associa\u00e7\u00e3o EURATOM\/IST 1 , Instituto de Plasmas e Fus\u00e3o Nuclear\u2013Laborat\u00f3rio Associado, Instituto Superior T\u00e9cnico, 1046-001 Lisboa, Portugal"}]},{"given":"S.","family":"da Gra\u00e7a","sequence":"additional","affiliation":[{"name":"Associa\u00e7\u00e3o EURATOM\/IST 1 , Instituto de Plasmas e Fus\u00e3o Nuclear\u2013Laborat\u00f3rio Associado, Instituto Superior T\u00e9cnico, 1046-001 Lisboa, Portugal"}]},{"given":"S.","family":"Heuraux","sequence":"additional","affiliation":[{"name":"Universit\u00e9 Henri Poincar\u00e9 2 Institut Jean Lamour, Unit\u00e9 du CNRS UMR 7198, , Nancy 1, BP 70239, 54506 Vand\u0153uvre Cedex, France"}]},{"given":"G. D.","family":"Conway","sequence":"additional","affiliation":[{"name":"EURATOM Association 3 Max-Planck-Institut f\u00fcr Plasmaphysik, , Boltzmannstr. 2, D-85748 Garching, Germany"}]},{"name":"ASDEX Upgrade Team","sequence":"additional","affiliation":[]}],"member":"317","published-online":{"date-parts":[[2010,10,28]]},"reference":[{"key":"2023070401531250900_c1","doi-asserted-by":"publisher","first-page":"10D929","DOI":"10.1063\/1.3483214","volume":"81","year":"2010","journal-title":"Rev. Sci. Instrum."},{"key":"2023070401531250900_c2","doi-asserted-by":"publisher","first-page":"S868","DOI":"10.1088\/0029-5515\/46\/10\/S02","volume":"46","year":"2006","journal-title":"Nucl. Fusion"},{"key":"2023070401531250900_c3","first-page":"1321","volume":"113","year":"1966","journal-title":"Proc. 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