利用CUPID-Mo探测技术对$^{100}$Mo的$2\nu\beta\beta$衰变的精确测量
核实验
2020-08-26 v1 仪器与探测器
摘要
我们报道了使用钼酸锂（\crystal）闪烁量热器对Mo到Ru基态的双中微子双β（）衰变的测量。这些探测器为CUPID-Mo计划开发，并在Modane地下实验室的EDELWEISS-III低本底设施中运行。从总计 kgd的曝光量，确定Mo的半衰期为年。这是迄今为止对Mo的半衰期最精确的测定。我们还以的统计显著性确认，Mo的衰变的单态主导模型优于高能态主导模型。
引用
@article{arxiv.1912.07272,
title = {Precise measurement of $2\nu\beta\beta$ decay of $^{100}$Mo with the CUPID-Mo detection technology},
author = {E. Armengaud and C. Augier and A. S. Barabash and F. Bellini and G. Benato and A. Benoît and M. Beretta and L. Bergé and J. Billard and Yu. A. Borovlev and Ch. Bourgeois and M. Briere and V. Brudanin and P. Camus and L. Cardani and N. Casali and A. Cazes and M. Chapellier and F. Charlieux and M. de Combarieu and I. Dafinei and F. A. Danevich and M. De Jesus and L. Dumoulin and K. Eitel and E. Elkhoury and F. Ferri and B. K. Fujikawa and J. Gascon and L. Gironi and A. Giuliani and V. D. Grigorieva and M. Gros and E. Guerard and D. L. Helis and H. Z. Huang and R. Huang and J. Johnston and A. Juillard and H. Khalife and M. Kleifges and V. V. Kobychev and Yu. G. Kolomensky and S. I. Konovalov and A. Leder and J. Kotila and P. Loaiza and L. Ma and E. P. Makarov and P. de Marcillac and L. Marini and S. Marnieros and D. Misiak and X-F. Navick and C. Nones and V. Novati and E. Olivieri and J. L. Ouellet and L. Pagnanini and P. Pari and L. Pattavina and B. Paul and M. Pavan and H. Peng and G. Pessina and S. Pirro and D. V. Poda and O. G. Polischuk and E. Previtali and Th. Redon and S. Rozov and C. Rusconi and V. Sanglard and K. Schäffner and B. Schmidt and Y. Shen and V. N. Shlegel and B. Siebenborn and V. Singh and C. Tomei and V. I. Tretyak and V. I. Umatov and L. Vagneron and M. Velázquez and M. Weber and B. Welliver and L. Winslow and M. Xue and E. Yakushev and A. S. Zolotarova},
journal= {arXiv preprint arXiv:1912.07272},
year = {2020}
}
备注
11 pages, 6 figures, 4 tables