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The half-life of $^{215}$At, $\alpha$-decay daughter of $^{219}$Fr, is measured to be 36.3(3)[9]μs, and that of $^{221}$Ra was determined to be 26.2(1)[6]s, both of which are well in line with the trends in this region of the nuclear landscape but at odds with some of the reported literature. 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Phys. Astron.) ; <a href="https://cds.cern.ch/search?f=author&p=Jaj%C4%8Di%C5%A1inov%C3%A1%2C%20E&ln=pt">Jajčišinová, E</a> (KU Leuven, Dept. Phys. Astron. ; Geel, JRC) ; <a href="https://cds.cern.ch/search?f=author&p=Cocolios%2C%20T%20E&ln=pt">Cocolios, T E</a> (KU Leuven, Dept. Phys. Astron.) ; <a href="https://cds.cern.ch/search?f=author&p=Andel%2C%20B&ln=pt">Andel, B</a> (Comenius U.) ; <a href="https://cds.cern.ch/search?f=author&p=Antalic%2C%20S&ln=pt">Antalic, S</a> (Comenius U.) ; <a href="https://cds.cern.ch/search?f=author&p=Camaiani%2C%20A&ln=pt">Camaiani, A</a> (Florence U. ; INFN, Florence ; KU Leuven, Dept. Phys. Astron.) ; <a href="https://cds.cern.ch/search?f=author&p=Costache%2C%20C&ln=pt">Costache, C</a> (Bucharest, IFIN-HH) ; <a href="https://cds.cern.ch/search?f=author&p=Dockx%2C%20K&ln=pt">Dockx, K</a> (KU Leuven, Dept. Phys. Astron.) ; <a href="https://cds.cern.ch/search?f=author&p=Farooq-Smith%2C%20G%20J&ln=pt">Farooq-Smith, G J</a> (Edinburgh U. ; KU Leuven, Dept. Phys. Astron.) ; <a href="https://cds.cern.ch/search?f=author&p=Kellerbauer%2C%20A&ln=pt">Kellerbauer, A</a> (Geel, JRC)<span id="more" style=""> ; <a href="https://cds.cern.ch/search?f=author&p=Lica%2C%20R&ln=pt">Lica, R</a> (Bucharest, IFIN-HH) ; <a href="https://cds.cern.ch/search?f=author&p=Lynch%2C%20K%20M&ln=pt">Lynch, K M</a> (Manchester U.) ; <a href="https://cds.cern.ch/search?f=author&p=Marini%2C%20P&ln=pt">Marini, P</a> (LP2I, Bordeaux) ; <a href="https://cds.cern.ch/search?f=author&p=Piersa-Si%C5%82kowska%2C%20M&ln=pt">Piersa-Siłkowska, M</a> (CERN ; Warsaw U.) ; <a href="https://cds.cern.ch/search?f=author&p=Stegemann%2C%20S%20T&ln=pt">Stegemann, S T</a> (CERN ; KU Leuven, Dept. Phys. Astron.) ; <a href="https://cds.cern.ch/search?f=author&p=Stryjczyk%2C%20M&ln=pt">Stryjczyk, M</a> (Jyvaskyla U. ; Helsinki Inst. of Phys. ; KU Leuven, Dept. Phys. Astron.) ; <a href="https://cds.cern.ch/search?f=author&p=Treasa%2C%20D&ln=pt">Treasa, D</a> (LP2I, Bordeaux) ; <a href="https://cds.cern.ch/search?f=author&p=Van%20Duppen%2C%20P&ln=pt">Van Duppen, P</a> (KU Leuven, Dept. Phys. Astron.)</span> <span id="extension"></span> <small><i><a id="link" href="#" onclick="toggle_authors_visibility()" style="color:rgb(204,0,0);"></a></i></small><script type="text/javascript">set_up()</script></td></tr> <tr><td class="formatRecordLabel"> Publication </td><td style="padding-left:5px;">2024</td></tr> <tr><td class="formatRecordLabel"> Number of pages </td><td style="padding-left:5px;">8</td></tr> <tr><td class="formatRecordLabel"> In: </td><td style="padding-left:5px;"><a href="http://dx.doi.org/10.1016/j.apradiso.2024.111289"><i>Appl. Radiat. Isot.</i> 208 (2024) 111289</a> </a></td></tr> <tr><td class="formatRecordLabel"> DOI </td><td style="padding-left:5px;"><a href="http://dx.doi.org/10.1016/j.apradiso.2024.111289" title="DOI" target="_blank">10.1016/j.apradiso.2024.111289</a> (publication) <tr><td class="formatRecordLabel"> Accelerator/Facility, Experiment </td><td style="padding-left:5px;"><a href="https://cds.cern.ch/search?p=CERN%20ISOLDE&f=693__a">CERN ISOLDE</a></td></tr> <tr><td class="formatRecordLabel"> Abstract </td><td style="padding-left:5px;">At CERN-ISOLDE, high-purity radioactive ion beams of $^{219}$Fr and $^{221}$RaF were investigated with $\alpha$-decay spectroscopy at the CRIS and ASET experiments in the course of three different experimental campaigns. The half-life of $^{215}$At, $\alpha$-decay daughter of $^{219}$Fr, is measured to be 36.3(3)[9]μs, and that of $^{221}$Ra was determined to be 26.2(1)[6]s, both of which are well in line with the trends in this region of the nuclear landscape but at odds with some of the reported literature.</td></tr> <tr><td class="formatRecordLabel"> Copyright/License </td><td style="padding-left:5px;">publication: © 2024 Elsevier Ltd<br/>preprint: (License: <a href="http://creativecommons.org/licenses/by/4.0/">CC-BY-4.0</a>)</td></tr> </table> <br/>Corresponding record in: <a href="http://inspirehep.net/record/2770802">Inspire</a> <small> </small> <br/> <br/><br/><div align="right"><div style="padding-bottom:2px;padding-top:30px;"><span class="moreinfo" style="margin-right:10px;"> <a href="" class="moreinfo">Back to search</a> </span></div></div> <div class="bottom-left-folded"><div class="recordlastmodifiedbox" style="position:relative;margin-left:1px"> Record created 2024-03-23, last modified 2024-03-26</div></div> <div class="bottom-right-folded" style="text-align:right;padding-bottom:2px;"> <span class="moreinfo" style="margin-right:10px;"><a href="/search?ln=pt&p=recid%3A2892643&rm=wrd" class="moreinfo">Registos similares</a></span></div> </div> </div> </div> <br/> <br /> <div class="detailedrecordminipanel"> <div class="top-left"></div><div class="top-right"></div> <div class="inside"> <div id="detailedrecordminipanelfile" style="width:33%;float:left;text-align:center;margin-top:0"> <div><small class="detailedRecordActions">Fulltext:</small> <br /><a href="/record/2892643/files/Preprint.pdf"><img style="border:none" src="/img/file-icon-text-34x48.gif" alt="Download fulltext" /><br />PDF</a><br /><small>(<a href="/record/2892643/files/">ficheiros adicionais</a>)</small><br /></div> </div> <div id="detailedrecordminipanelreview" style="width:30%;float:left;text-align:center"> </div> <div id="detailedrecordminipanelactions" style="width:36%;float:right;text-align:right;"> <ul class="detailedrecordactions"> <li><a href="/yourbaskets/add?ln=pt&recid=2892643">Add to personal basket</a></li> <li>Export as <a style="text-decoration:underline;font-weight:normal" href="/record/2892643/export/hx?ln=pt">BibTeX</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/2892643/export/hm?ln=pt">MARC</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/2892643/export/xm?ln=pt">MARCXML</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/2892643/export/xd?ln=pt">DC</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/2892643/export/xe?ln=pt">EndNote</a>,  <a style="text-decoration:underline;font-weight:normal" href="/record/2892643/export/xn?ln=pt">NLM</a>, <a style="text-decoration:underline;font-weight:normal" href="/record/2892643/export/xw?ln=pt">RefWorks</a> </li> </ul> <div style='padding-left: 13px;'>  <div id="bookmark"></div> <div id="bookmark_sciencewise"></div> <style type="text/css"> #bookmark_sciencewise, #bookmark {float: left;} #bookmark_sciencewise li {padding: 2px; width: 25px;} #bookmark_sciencewise ul, #bookmark ul {list-style-image: none;} </style> <script type="text/javascript" src="/js/jquery.bookmark.min.js"></script> <style type="text/css">@import "/css/jquery.bookmark.css";</style> <script type="text/javascript">// <![CDATA[ $.bookmark.addSite('sciencewise', 'ScienceWise.info', 'https://cds.cern.ch/img/sciencewise.png', 'en', 'bookmark', 'http://sciencewise.info/bookmarks/cds:2892643/add'); $('#bookmark_sciencewise').bookmark({sites: ['sciencewise']}); $('#bookmark').bookmark({ sites: ['facebook', 'twitter', 'linkedin', 'google_plusone'], icons: '/img/bookmarks.png', url: 'https://cds.cern.ch/record/2892643', addEmail: true, title: "Half-life determination of $^{215}$At and $^{221}$Ra with high-purity radioactive ion beams", description: "At CERN-ISOLDE, high-purity radioactive ion beams of $^{219}$Fr and $^{221}$RaF were investigated with $\\alpha$-decay spectroscopy at the CRIS and ASET experiments in the course of three different experimental campaigns. 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