Half-value layer

<h2 id="see-also">See also</h2>
<ul><li><a href="/facts/Attenuation_coefficient/ppCIsSGw">Attenuation coefficient</a></li>
<li><a href="/facts/Radiation_protection/5LaNNgXe">Radiation protection</a></li></ul>

<h2 id="references">References</h2>

<ol>
<li id="fn:1"><p>Half value thickness euronuclear.org <a href="https://web.archive.org/web/20080128171901/http://www.euronuclear.org/info/encyclopedia/h/half-value-thickness.htm" target="_blank">https://web.archive.org/web/20080128171901/http://www.euronuclear.org/info/encyclopedia/h/half-value-thickness.htm</a> <a href="#fnref:1" class="footnote-back-ref">↩</a></p></li>
<li id="fn:2"><p>FDA. "Sec. 1020.30 Diagnostic x-ray systems and their major components". Retrieved 2007-12-05. <a href="https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/CFRSearch.cfm?fr=1020.30" target="_blank">https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/CFRSearch.cfm?fr=1020.30</a> <a href="#fnref:2" class="footnote-back-ref">↩</a></p></li>
<li id="fn:3"><p>Edelman, Sidney Ph.D. Understanding Ultrasound Physics. 3rd ed. Copyright 2007. <a href="#fnref:3" class="footnote-back-ref">↩</a></p></li>
<li id="fn:4"><p>"Half-Value Layer". NDT Resource Center. Retrieved 2016-12-29. <a href="https://www.nde-ed.org/EducationResources/CommunityCollege/Radiography/Physics/HalfValueLayer.htm" target="_blank">https://www.nde-ed.org/EducationResources/CommunityCollege/Radiography/Physics/HalfValueLayer.htm</a> <a href="#fnref:4" class="footnote-back-ref">↩</a></p></li>
<li id="fn:5"><p>"Pubchem Iridium-192 (compound)". National Center for Biotechnology Information. National Library of Medicine. Retrieved 25 November 2024. <a href="https://pubchem.ncbi.nlm.nih.gov/compound/Iridium-192#section=Safety-and-Hazards" target="_blank">https://pubchem.ncbi.nlm.nih.gov/compound/Iridium-192#section=Safety-and-Hazards</a> <a href="#fnref:5" class="footnote-back-ref">↩</a></p></li>
</ol>

Half-value layer open-in-new

Half-value layer