German Spent Nuclear Fuel Legacy: Characteristics and High-Level Waste Management Issues

<table class="table-group" id="tab5"><tr><td><table class="table"><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr class="thead"><td align="left">Isotope</td><td align="center">Tc-99</td><td align="center">I-129</td><td align="center">Cs-134</td><td align="center">Cs-135</td><td align="center">Cs-137</td><td align="center">Sr-90</td></tr><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr><td align="left">Half-life (yr)</td><td align="center">211,110</td><td align="center">15,700,000</td><td align="center">2.06</td><td align="center">2,300,000</td><td align="center">30.08</td><td align="center">28.9</td></tr><tr><td align="left">Radiations</td><td align="center"><i>β</i></td><td align="center"><i>β</i></td><td align="center"><i>β</i></td><td align="center"><i>β</i></td><td align="center"><i>β</i>, <i>γ</i></td><td align="center"><i>β</i></td></tr><tr class="table-tr"><td colspan="7"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Half-lives and principal radiations of the most hazardous fission products.

Science and Technology of Nuclear Installations

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Table 5

Table 5: German Spent Nuclear Fuel Legacy: Characteristics and High-Level Waste Management Issues 