中文

PROSPECT-I探测器的反应器反神经流向性测量

核实验 2024-07-12 v2 高能物理 - 实验 仪器与探测器

摘要

PROSPECT-I探测器具有Several个功能,可实现紧凑型神经源的方向测量。在本文中,报告了对来自高通量核反应堆发射的电子反神经流进行方向测量的详细报告。通过估计真实神经流(反应堆到探测器)方向为 ϕ=40.8\unicodexB0±0.7\unicodexB0\phi = 40.8\unicode{xB0} \pm 0.7\unicode{xB0}θ=98.6\unicodexB0±0.4\unicodexB0\theta = 98.6\unicode{xB0} \pm 0.4\unicode{xB0},PROSPECT-I探测器能够重构平均神经流方向为 ϕ=39.4\unicodexB0±2.9\unicodexB0\phi = 39.4\unicode{xB0} \pm 2.9\unicode{xB0}θ=97.6\unicodexB0±1.6\unicodexB0\theta = 97.6\unicode{xB0} \pm 1.6\unicode{xB0}。该测量使用约48000个反向β减震信号事件完成,是目前最精确的反应器反神经流方向重构。

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引用

@article{arxiv.2406.08359,
  title  = {Reactor Antineutrino Directionality Measurement with the PROSPECT-I Detector},
  author = {M. Andriamirado and B. Balantekin and C. D. Bass and O. Benevides Rodrigues and E. P. Bernard and N. S. Bowden and C. D. Bryan and R. Carr and T. Classen and A. J. Conant and G. Deichert and M. J. Dolinski and A. Erickson and A. Galindo-Uribarri and S. Gokhale and C. Grant and S. Hans and A. B. Hansell and K. M. Heeger and B. Heffron and D. E. Jaffe and S. Jayakumar and D. C. Jones and J. R. Koblanski and P. Kunkle and C. E. Lane and B. R. Littlejohn and A. Lozano Sanchez and X. Lu and J. Maricic and M. P. Mendenhall and A. M. Meyer and R. Milincic and P. E. Mueller and H. Mumm and J. Napolitano and C. Nave and R. Neilson and M. Oueslati and C. Roca and R. Rosero and P. Surukuchi and F. Sutanto and D. Venegas-Vargas and P. B. Weatherly and J. Wilhelmi and M. Yeh and C. Zhang and X. Zhang},
  journal= {arXiv preprint arXiv:2406.08359},
  year   = {2024}
}