首次用闪烁量热计在双贝塔衰变中搜寻洛伦兹破缺
核实验
2019-11-07 v1 仪器与探测器
摘要
我们呈现用 CUPID-0 在 ^{82}Se 的双贝塔衰变中搜寻洛伦兹破缺，曝光量为 9.95 kg x y。我们未发现所搜寻信号的证据，并对洛伦兹破缺系数的各向同性分量设定了 GeV（90% 可信区间）的限制。该结果通过对实验数据的贝叶斯分析获得，并完全包含了模型的系统不确定性。这是用闪烁热量计获得的关于 的首个限制，展示了该技术的潜力。
引用
@article{arxiv.1911.02446,
title = {First search for Lorentz violation in double beta decay with scintillating calorimeters},
author = {O. Azzolini and J. W. Beeman and F. Bellini and M. Beretta and M. Biassoni and C. Brofferio and C. Bucci and S. Capelli and L. Cardani and P. Carniti and N. Casali and D. Chiesa and M. Clemenza and O. Cremonesi and A. Cruciani and I. Dafinei and S. Di Domizio and F. Ferroni and L. Gironi and A. Giuliani and P. Gorla and C. Gotti and G. Keppel and M. Martinez and S. Nagorny and M. Nastasi and S. Nisi and C. Nones and I. Nutini and D. Orlandi and L. Pagnanini and M. Pallavicini and L. Pattavina and M. Pavan and G. Pessina and V. Pettinacci and S. Pirro and S. Pozzi and E. Previtali and A. Puiu and C. Rusconi and K. Schaffner and C. Tomei and M. Vignati and A. Zolotarova},
journal= {arXiv preprint arXiv:1911.02446},
year = {2019}
}