Internal conversion and summing effects in heavy-nuclei spectroscopy

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• 作者：Ch. Theisen ; A. Lopez-Martens ; Ch. Bonnelle
• 关键词：Internal conversion and extranuclear effects ; Fluorescence ; Auger effect ; coration ; none ; color ; black" href="/science?_ob=MathURL&_method=retrieve&_udi=B6TJM-4RY8SGX-6&_mathId=mml65&_user=1067359&_cdi=5314&_rdoc=11&_acc
• 刊名：Nuclear Instruments and Methods in Physics Research Section A ; Accelerators ; Spectrometers ; Detectors and Associated Equipment
• 出版年：2008
• 期刊代码：41_01689002
• 类别：ph
• 出版时间：1 May 2008
• 卷：589
• 期：2
• 页码：230-242
• 文件大小：925 K

摘要

Internal conversion of low-energy nuclear transitions occurs with a high probability in heavy nuclei. After the emission of the conversion electron, a cascade of X-rays, Auger or Coster–Krönig electrons takes place. In coration:none; color:black" href="/science?_ob=MathURL&_method=retrieve&_udi=B6TJM-4RY8SGX-6&_mathId=mml59&_user=1067359&_cdi=5314&_rdoc=11&_acct=C000050221&_version=1&_userid=10&md5=59b10c265319b514eb20ab7c8933e793" title="Click to view the MathML source" alt="Click to view the MathML source">c="http://www.sciencedirect.com/scidirimg/entities/204e.gif" alt="greek small letter alpha" title="greek small letter alpha" border="0">-decay experiments in which the nuclei of interest are implanted into a silicon detector, these atomic processes contribute to the detected energy. To understand the distortions of the coration:none; color:black" href="/science?_ob=MathURL&_method=retrieve&_udi=B6TJM-4RY8SGX-6&_mathId=mml60&_user=1067359&_cdi=5314&_rdoc=11&_acct=C000050221&_version=1&_userid=10&md5=5fe504cd67597629c1bf33eb37a6d5b4" title="Click to view the MathML source" alt="Click to view the MathML source">c="http://www.sciencedirect.com/scidirimg/entities/204e.gif" alt="greek small letter alpha" title="greek small letter alpha" border="0">-particle energy spectra, knowledge of the various atomic yields is required. Using state-of-the-art calculations, new atomic yields are computed in ₉₉Es and compared to those available in the literature. Detailed simulations of the class="inlMMLBox">cience?_ob=MathURL&_method=retrieve&_udi=B6TJM-4RY8SGX-6&_mathId=mml61&_user=1067359&_cdi=5314&_rdoc=11&_acct=C000050221&_version=1&_userid=10&md5=232cc04eb610ed2490a84191228490eb">c="http://www.sciencedirect.com/cache/MiamiImageURL/B6TJM-4RY8SGX-6-8F/0?wchp=dGLbVtz-zSkWb" alt="View the MathML source" title="View the MathML source" align="absbottom" border="0" height=20 width="44"/> coration:none; color:black" href="/science?_ob=MathURL&_method=retrieve&_udi=B6TJM-4RY8SGX-6&_mathId=mml62&_user=1067359&_cdi=5314&_rdoc=11&_acct=C000050221&_version=1&_userid=10&md5=52d0166a01d0914b996563c0866dc2af" title="Click to view the MathML source" alt="Click to view the MathML source">c="http://www.sciencedirect.com/scidirimg/entities/204e.gif" alt="greek small letter alpha" title="greek small letter alpha" border="0"> decay are performed and compared to experimental data. Possible ways to discriminate between the available atomic yields are also discussed.