{"id":310728,"date":"2016-11-09T03:00:00","date_gmt":"2016-11-09T00:00:00","guid":{"rendered":"http:\/\/www.fyysika.ee\/?guid=6a26a34b2a89a2b8b048782cd83847fc"},"modified":"2016-11-09T03:00:00","modified_gmt":"2016-11-09T00:00:00","slug":"a-laboratory-activity-for-teaching-natural-radioactivity","status":"publish","type":"post","link":"https:\/\/www.fyysika.ee\/?p=310728","title":{"rendered":"A laboratory activity for teaching natural radioactivity"},"content":{"rendered":"<p>This paper presents an educational approach for teaching natural radioactivity using commercial<br \/>\ngranite samples. A laboratory activity focusing on the topic of natural radioactivity is designed to<br \/>\ndevelop the knowledge and understanding of undergraduate university students on the topic of<br \/>\nradioactivity, to appreciate the importance of environmental radioactivity and familiarize them with<br \/>\nthe basic technology used in radioactivity measurements. The laboratory activity is divided into<br \/>\nthree parts: (i) measurements of the count rate with a Geiger\u2013Muller counter of some granite samples<br \/>\nand the ambient background radiation rate, (ii) measurement of one of the samples using gamma ray<br \/>\nspectrometry with a NaI detector and identification of the radioactive elements of the sample, (iii)<br \/>\nusing already recorded 24 h gamma ray spectra of the samples from the first part (from the Granite<br \/>\nGamma-Ray Spectrum Library (GGRSL) of our laboratory) and analyzing selected peaks in the spectrum,<br \/>\nstuden&#8230;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>This paper presents an educational approach for teaching natural radioactivity using commercial<br \/>\ngranite samples. A laboratory activity focusing on the topic of natural radioactivity is designed to<br \/>\ndevelop the knowledge and understanding of undergradu&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_genesis_hide_title":false,"_genesis_hide_breadcrumbs":false,"_genesis_hide_singular_image":false,"_genesis_hide_footer_widgets":false,"_genesis_custom_body_class":"","_genesis_custom_post_class":"","_genesis_layout":"","footnotes":""},"categories":[178],"tags":[],"class_list":{"0":"post-310728","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-rss-fuusikaharidus","7":"entry"},"_links":{"self":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts\/310728","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=310728"}],"version-history":[{"count":0,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts\/310728\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=310728"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=310728"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=310728"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}