{"id":35,"date":"2017-04-13T07:10:25","date_gmt":"2017-04-13T07:10:25","guid":{"rendered":"http:\/\/www.shalomeo.com\/blog\/?p=35"},"modified":"2017-04-13T07:10:25","modified_gmt":"2017-04-13T07:10:25","slug":"well-type-naitl-detector-efficiency-using-analytical-technique","status":"publish","type":"post","link":"https:\/\/www.shalomeo.com\/blog\/well-type-naitl-detector-efficiency-using-analytical-technique\/35.html","title":{"rendered":"Well-type NaI(Tl) detector efficiency using analytical technique"},"content":{"rendered":"<p>Highlights<\/p>\n<p>\u2022 A new analytical approach for calculation of the full-energy peak efficiency is deduced.<br \/>\n\u2022 The method depends on the calculation of the photon path length.<br \/>\n\u2022 Separate calculation of factors which related to photon attenuation is introduced.<br \/>\n\u2022 The effective solid angle between source-to-detector is calculated.<br \/>\n\u2022 Remarkable agreement between measured and calculated efficiencies was achieved.<\/p>\n<p>Well-type detectors play an important role in qualitative and quantitative analysis of low-activity samples, thanks to their pronouncedly high efficiency; this is particularly the case with scintillation detectors. In this work a theoretical approach to calculations of full-energy peak efficiencies of well-type detectors is elaborated.<\/p>\n<p>The approach is based on the concept of the effective solid angle and the efficiency transfer principle. In parallel, ANGLE 4 software was employed to the same aim, using point sources positioned on 2\u2033 \u00d7 2\u2033 <span style=\"color: #ff6600;\"><strong>NaI(Tl) detector<\/strong><\/span> axis outside the detector well cavity. The theoretically obtained and ANGLE 4 calculated efficiency values were compared to the measured ones. These comparisons supported\/confirmed both the theoretical concept and ANGLE 4 Software validity in well-type scintillation detectors calibration.<\/p>\n<p style=\"color: #ff0000;\">This article comes from science-direct edit released<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Highlights \u2022 A new analytical approach for calcula &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[2],"tags":[11],"_links":{"self":[{"href":"https:\/\/www.shalomeo.com\/blog\/wp-json\/wp\/v2\/posts\/35"}],"collection":[{"href":"https:\/\/www.shalomeo.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.shalomeo.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.shalomeo.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.shalomeo.com\/blog\/wp-json\/wp\/v2\/comments?post=35"}],"version-history":[{"count":0,"href":"https:\/\/www.shalomeo.com\/blog\/wp-json\/wp\/v2\/posts\/35\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.shalomeo.com\/blog\/wp-json\/wp\/v2\/media?parent=35"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.shalomeo.com\/blog\/wp-json\/wp\/v2\/categories?post=35"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.shalomeo.com\/blog\/wp-json\/wp\/v2\/tags?post=35"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}