{"id":7328,"date":"2019-09-23T16:55:32","date_gmt":"2019-09-23T16:55:32","guid":{"rendered":"https:\/\/www.istp.cnr.it\/?post_type=product&#038;p=7328"},"modified":"2023-01-13T10:42:35","modified_gmt":"2023-01-13T10:42:35","slug":"pre-plasma-remobilization-of-ferromagnetic-dust-in-ftu-and-possible-interference-with-tokamak-operations","status":"publish","type":"product","link":"https:\/\/www.istp.cnr.it\/it\/research-product\/pre-plasma-remobilization-of-ferromagnetic-dust-in-ftu-and-possible-interference-with-tokamak-operations\/","title":{"rendered":"Pre-plasma remobilization of ferromagnetic dust in FTU and possible interference with tokamak operations"},"content":{"rendered":"<p>Experimental evidence of the pre-plasma remobilization of ferromagnetic dust in FTU is presented. Thomson scattering data and IR camera observations document the occurrence of intrinsic dust remobilization prior to discharge start-up and allow for a rough calculation of the average mobilized dust density. Exposures of calibrated extrinsic non-magnetic and ferromagnetic dust to sole magnetic field discharges reveal that the magnetic moment force is the main mobilizing force, as confirmed by theoretical estimates. Pre-plasma remobilization probabilities are computed for varying dust sizes. The impact of prematurely remobilized dust on the breakdown and burn-through start-up phases is investigated together with the discharge termination induced once the plasma plateau is established.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>De Angeli, M.; Lazzaro, E.; Tolias, P.; Ratynskaia, S.; Vignitchouk, L.; Castaldo, C.; Apicella, M. L.; Gervasini, G.; Giacomi, G.; Giovannozzi, E.; Granucci, G.; Iafrati, M.; Iraji, D.; Maddaluno, G.; Riva, G.; Uccello, A.<\/p>\n","protected":false},"featured_media":1294,"comment_status":"closed","ping_status":"open","template":"","meta":[],"product_cat":[574],"product_tag":[814,2363,2364,2365,2366],"class_list":["post-7328","product","type-product","status-publish","has-post-thumbnail","hentry","product_cat-journal-articles","product_tag-magnetic-dust","product_tag-dust-mobilization","product_tag-discharge-start-up","product_tag-discharge-breakdown","product_tag-dust-in-tokamaks","prodpage-style2"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.istp.cnr.it\/it\/wp-json\/wp\/v2\/product\/7328","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.istp.cnr.it\/it\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.istp.cnr.it\/it\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/www.istp.cnr.it\/it\/wp-json\/wp\/v2\/comments?post=7328"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.istp.cnr.it\/it\/wp-json\/wp\/v2\/media\/1294"}],"wp:attachment":[{"href":"https:\/\/www.istp.cnr.it\/it\/wp-json\/wp\/v2\/media?parent=7328"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.istp.cnr.it\/it\/wp-json\/wp\/v2\/product_cat?post=7328"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.istp.cnr.it\/it\/wp-json\/wp\/v2\/product_tag?post=7328"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}