$^{40}$Ca 与 $^{180}$W 双电子俘获的新极限
核实验
2016-08-19 v2 仪器与探测器
摘要
我们分析了来自 CRESST-II 实验的低本底数据，总净曝光量为 730 kg days，以提取双电子俘获过程的极限。我们为 Ca 建立了新极限： y 和 y；为 W 建立了新极限 T y 和 y（90% CL）。取决于具体过程，这些数值将当前最佳极限提高了 1.4-30 倍。
引用
@article{arxiv.1604.08493,
title = {New Limits on Double Electron Capture of $^{40}$Ca and $^{180}$W},
author = {G. Angloher and M. Bauer and P. Bauer and I. Bavykina and A. Bento and C. Bucci and L. Canonica and C. Ciemniak and X. Defay and G. Deuter and A. Erb and F. v. Feilitzsch and N. Ferreiro Iachellini and P. Gorla and A. Gütlein and D. Hauff and P. Huff and C. Isaila and J. Jochum and M. Kiefer and M. Kimmerle and H. Kluck and H. Kraus and J. -C. Lanfranchi and J. Loebell and A Münster and C. Pagliarone and F. Petricca and S. Pfister and W. Potzel and F. Pröbst and F. Reindl and S. Roth and K. Rottler and C. Sailer and K. Schäffner and J. Schieck and J. Schmaler and S. Scholl and S. Schönert and W. Seidel and M. v. Sivers and L. Stodolsky and C. Strandhagen and R. Strauss and A. Tanzke and V. Tretyak and H. H. Trinh Thi and C. Türkoğlu and M. Uffinger and A. Ulrich and I. Usherov and S. Wawoczny and M. Willers and M. Wüstrich and A. Zöller},
journal= {arXiv preprint arXiv:1604.08493},
year = {2016}
}