{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,2,10]],"date-time":"2026-02-10T19:53:31Z","timestamp":1770753211519,"version":"3.50.0"},"reference-count":6,"publisher":"AIP Publishing","issue":"11","content-domain":{"domain":["pubs.aip.org"],"crossmark-restriction":true},"short-container-title":[],"published-print":{"date-parts":[[2016,11,1]]},"abstract":"<jats:p>A new multichannel frequency modulated continuous-wave reflectometry diagnostic has been successfully installed and commissioned on ASDEX Upgrade to measure the plasma edge electron density profile evolution in front of the Ion Cyclotron Range of Frequencies (ICRF) antenna. The design of the new three-strap ICRF antenna integrates ten pairs (sending and receiving) of microwave reflectometry antennas. The multichannel reflectometer can use three of these to measure the edge electron density profiles up to 2 \u00d7 1019 m\u22123, at different poloidal locations, allowing the direct study of the local plasma layers in front of the ICRF antenna. ICRF power coupling, operational effects, and poloidal variations of the plasma density profile can be consistently studied for the first time. In this work the diagnostic hardware architecture is described and the obtained density profile measurements were used to track outer radial plasma position and plasma shape.<\/jats:p>","DOI":"10.1063\/1.4961558","type":"journal-article","created":{"date-parts":[[2016,8,29]],"date-time":"2016-08-29T17:00:15Z","timestamp":1472490015000},"update-policy":"https:\/\/doi.org\/10.1063\/aip-crossmark-policy-page","source":"Crossref","is-referenced-by-count":18,"title":["Implementation of the new multichannel X-mode edge density profile reflectometer for the ICRF antenna on ASDEX Upgrade"],"prefix":"10.1063","volume":"87","author":[{"given":"D. E.","family":"Aguiam","sequence":"first","affiliation":[{"name":"Universidade de Lisboa 1 Instituto de Plasmas e Fus\u00e3o Nuclear, Instituto Superior T\u00e9cnico, , 1049-001 Lisboa, Portugal"}]},{"given":"A.","family":"Silva","sequence":"additional","affiliation":[{"name":"Universidade de Lisboa 1 Instituto de Plasmas e Fus\u00e3o Nuclear, Instituto Superior T\u00e9cnico, , 1049-001 Lisboa, Portugal"}]},{"given":"V.","family":"Bobkov","sequence":"additional","affiliation":[{"name":"Max-Planck-Institut f\u00fcr Plasmaphysik 2 , Boltzmannstr. 2, D-85748 Garching, Germany"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9308-0975","authenticated-orcid":false,"given":"P. J.","family":"Carvalho","sequence":"additional","affiliation":[{"name":"Universidade de Lisboa 1 Instituto de Plasmas e Fus\u00e3o Nuclear, Instituto Superior T\u00e9cnico, , 1049-001 Lisboa, Portugal"}]},{"given":"P. F.","family":"Carvalho","sequence":"additional","affiliation":[{"name":"Universidade de Lisboa 1 Instituto de Plasmas e Fus\u00e3o Nuclear, Instituto Superior T\u00e9cnico, , 1049-001 Lisboa, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-1651-1070","authenticated-orcid":false,"given":"R.","family":"Cavazzana","sequence":"additional","affiliation":[{"name":"Universit\u00e1 di Padova 3 Consorzio RFX (CNR, ENEA, INFN, , Acciaierie Venete SpA), Corso Stati Uniti 4, 35127 Padova, Italy"}]},{"given":"G. D.","family":"Conway","sequence":"additional","affiliation":[{"name":"Max-Planck-Institut f\u00fcr Plasmaphysik 2 , Boltzmannstr. 2, D-85748 Garching, Germany"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-9994-6802","authenticated-orcid":false,"given":"O.","family":"D\u2019Arcangelo","sequence":"additional","affiliation":[{"name":"ENEA 4 , Dipartimento FSN, C. R. Frascati, Via E. Fermi 45, 00044 Frascati, Roma, Italy"}]},{"given":"L.","family":"Fattorini","sequence":"additional","affiliation":[{"name":"Universit\u00e1 degli Studi Milano Bicocca 5 , Dipartimento di Fisica, Piazza della Scienza 3, 20126 Milano, Italy"}]},{"given":"H.","family":"Faugel","sequence":"additional","affiliation":[{"name":"Max-Planck-Institut f\u00fcr Plasmaphysik 2 , Boltzmannstr. 2, D-85748 Garching, Germany"}]},{"given":"A.","family":"Fernandes","sequence":"additional","affiliation":[{"name":"Universidade de Lisboa 1 Instituto de Plasmas e Fus\u00e3o Nuclear, Instituto Superior T\u00e9cnico, , 1049-001 Lisboa, Portugal"}]},{"given":"H.","family":"F\u00fcnfgelder","sequence":"additional","affiliation":[{"name":"Max-Planck-Institut f\u00fcr Plasmaphysik 2 , Boltzmannstr. 2, D-85748 Garching, Germany"}]},{"given":"B.","family":"Gon\u00e7alves","sequence":"additional","affiliation":[{"name":"Universidade de Lisboa 1 Instituto de Plasmas e Fus\u00e3o Nuclear, Instituto Superior T\u00e9cnico, , 1049-001 Lisboa, Portugal"}]},{"given":"L.","family":"Guimarais","sequence":"additional","affiliation":[{"name":"Universidade de Lisboa 1 Instituto de Plasmas e Fus\u00e3o Nuclear, Instituto Superior T\u00e9cnico, , 1049-001 Lisboa, Portugal"}]},{"given":"G.","family":"De Masi","sequence":"additional","affiliation":[{"name":"Universit\u00e1 di Padova 3 Consorzio RFX (CNR, ENEA, INFN, , Acciaierie Venete SpA), Corso Stati Uniti 4, 35127 Padova, Italy"}]},{"given":"L.","family":"Meneses","sequence":"additional","affiliation":[{"name":"Universidade de Lisboa 1 Instituto de Plasmas e Fus\u00e3o Nuclear, Instituto Superior T\u00e9cnico, , 1049-001 Lisboa, Portugal"}]},{"given":"J. M.","family":"Noterdaeme","sequence":"additional","affiliation":[{"name":"Max-Planck-Institut f\u00fcr Plasmaphysik 2 , Boltzmannstr. 2, D-85748 Garching, Germany"},{"name":"Ghent University 6 Applied Physics Department, , B-9000 Gent, Belgium"}]},{"given":"R. C.","family":"Pereira","sequence":"additional","affiliation":[{"name":"Universidade de Lisboa 1 Instituto de Plasmas e Fus\u00e3o Nuclear, Instituto Superior T\u00e9cnico, , 1049-001 Lisboa, Portugal"}]},{"given":"G.","family":"Rocchi","sequence":"additional","affiliation":[{"name":"ENEA 4 , Dipartimento FSN, C. R. Frascati, Via E. Fermi 45, 00044 Frascati, Roma, Italy"}]},{"given":"J. M.","family":"Santos","sequence":"additional","affiliation":[{"name":"Universidade de Lisboa 1 Instituto de Plasmas e Fus\u00e3o Nuclear, Instituto Superior T\u00e9cnico, , 1049-001 Lisboa, Portugal"}]},{"given":"A. A.","family":"Tuccillo","sequence":"additional","affiliation":[{"name":"ENEA 4 , Dipartimento FSN, C. R. Frascati, Via E. 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