{"id":8,"date":"2018-11-19T17:07:56","date_gmt":"2018-11-19T16:07:56","guid":{"rendered":"https:\/\/dama.web.roma2.infn.it\/?page_id=8"},"modified":"2022-01-17T10:09:35","modified_gmt":"2022-01-17T09:09:35","slug":"homepage","status":"publish","type":"page","link":"https:\/\/dama.web.roma2.infn.it\/","title":{"rendered":"DAMA"},"content":{"rendered":"\n<p class=\"has-text-align-right\">(spokesperson:&nbsp;<a href=\"http:\/\/people.roma2.infn.it\/~bernabei\/\">Prof. R. Bernabei<\/a>)<\/p>\n\n\n\n<p class=\"has-text-align-left\"><strong>DAMA<\/strong> is an observatory for rare processes developing and using low radioactive scintillators. It is located deep underground in the Gran Sasso National Laboratory (LNGS) of INFN; where several low background setups are operative and many different kinds of measurements are carried out.<\/p>\n\n\n\n<p class=\"has-text-align-justify\">The main aim of the project is the investigation of <strong>Dark Matter<\/strong> particles in the galactic halo. Originally with the pioneer <a href=\"https:\/\/dama.web.roma2.infn.it\/?page_id=106\" data-type=\"page\" data-id=\"106\"><strong>DAMA\/NaI<\/strong><\/a> and after  with the <strong><a href=\"https:\/\/dama.web.roma2.infn.it\/?page_id=64\" data-type=\"page\" data-id=\"64\">DAMA\/LIBRA<\/a><\/strong> set-up in the phase1 and phase2 configuration. Studies of several other rare processes are also carried out with the help of the other low background experimental set-up&#8217;s. We recall here the search for \u03b2\u03b2 decay modes in various isotopes, charge-non-conserving processes, Pauli exclusion principle violating processes, nucleon instability, detection of solar axions and search for exotic processes.<\/p>\n\n\n\n<p>The main radiopure experimental set-ups of the DAMA project at LNGS are:<\/p>\n\n\n\n<ul class=\"text-align:justify\"><li> <strong><a href=\"https:\/\/dama.web.roma2.infn.it\/?page_id=64\" data-type=\"page\" data-id=\"64\">DAMA\/LIBRA<\/a><\/strong> (<em>Large sodium Iodide Bulk for RAre processes<\/em>) ~250 kg of ultra-radiopure NaI(Tl) crystal scintillators. It is mainly devoted to the investigations of Dark Matter. It is the successor of DAMA\/NaI having a larger mass and an increased sensitivity. Two phases of the experiment have been realized.<\/li><\/ul>\n\n\n\n<ul><li><strong><a href=\"https:\/\/dama.web.roma2.infn.it\/?page_id=106\" data-type=\"page\" data-id=\"106\">DAMA\/NaI<\/a><\/strong> (~100 kg highly radiopure NaI(Tl)) concluded in 2002. It had as main aim the investigation of the presence of a Dark Matter particle component in the galactic halo by means of the model independent annual modulation signature. <\/li><\/ul>\n\n\n\n<ul id=\"block-b3be79a4-5810-4ffa-8d46-ed43f77eaa45\"><li><strong><a href=\"https:\/\/dama.web.roma2.infn.it\/?page_id=84\" data-type=\"page\" data-id=\"84\">DAMA\/LXe<\/a><\/strong> (~6.5 kg liquid Xenon) concluded in 2019. It could operate filled with Kr-free Xenon enriched either in <sup>129<\/sup>Xe or in <sup>136<\/sup>Xe isotopes. It investigated several rare processes with time passing in the various configurations.<\/li><\/ul>\n\n\n\n<ul id=\"block-7f7da537-82f9-4aa8-8a62-ac7950f78717\"><li><strong><a href=\"https:\/\/dama.web.roma2.infn.it\/?page_id=69\" data-type=\"page\" data-id=\"69\">DAMA\/R&amp;D<\/a><\/strong> a low background set-up that allows to perform tests of prototype PMTs and crystal scintillators as well as small scale experiments mainly devoted to the search for double beta decay processes in various isotopes.<\/li><\/ul>\n\n\n\n<ul><li><strong><a href=\"https:\/\/dama.web.roma2.infn.it\/?page_id=456\" data-type=\"page\" data-id=\"456\">DAMA\/Crys<\/a><\/strong> a small scale facility mainly dedicated to the characterization of new prototype detectors and small scale experiments.<\/li><\/ul>\n\n\n\n<ul><li><strong><a href=\"https:\/\/dama.web.roma2.infn.it\/?page_id=111\" data-type=\"page\" data-id=\"111\">DAMA\/Ge<\/a><\/strong> an HP-Ge detector included in a passive shield dedicated to measurements on samples&#8217; radiopurity and on relatively small scale experiments.<\/li><\/ul>\n\n\n\n<p><a href=\"https:\/\/dama.web.roma2.infn.it\/?page_id=278\" data-type=\"page\" data-id=\"278\"><strong>Photos<\/strong><\/a> of the experimental set-ups can be found <a href=\"https:\/\/dama.web.roma2.infn.it\/?page_id=278\" data-type=\"page\" data-id=\"278\">here<\/a>.   <\/p>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n","protected":false},"excerpt":{"rendered":"<p>(spokesperson:&nbsp;Prof. R. Bernabei) DAMA is an observatory for rare processes developing and using low radioactive scintillators. It is located deep underground in the Gran Sasso National Laboratory (LNGS) of INFN; where several low background setups are operative and many different kinds of measurements are carried out. The main aim of the project is the investigation [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"ngg_post_thumbnail":0,"footnotes":""},"_links":{"self":[{"href":"https:\/\/dama.web.roma2.infn.it\/index.php?rest_route=\/wp\/v2\/pages\/8"}],"collection":[{"href":"https:\/\/dama.web.roma2.infn.it\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/dama.web.roma2.infn.it\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/dama.web.roma2.infn.it\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dama.web.roma2.infn.it\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=8"}],"version-history":[{"count":29,"href":"https:\/\/dama.web.roma2.infn.it\/index.php?rest_route=\/wp\/v2\/pages\/8\/revisions"}],"predecessor-version":[{"id":1156,"href":"https:\/\/dama.web.roma2.infn.it\/index.php?rest_route=\/wp\/v2\/pages\/8\/revisions\/1156"}],"wp:attachment":[{"href":"https:\/\/dama.web.roma2.infn.it\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=8"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}