LZ实验对超重暗物质的新约束
高能物理 - 实验
2024-06-19 v1 宇宙学与河外天体物理
摘要
使用液氙时间投影室实验寻找暗物质传统上聚焦于参数空间中表征弱相互作用大质量粒子的区域，范围从几GeV/到几TeV/。质量远大于此的暗物质模型，因其不同于标准热冻结的早期产生机制而具有良好动机，但通常实验探索较少。在本工作中，我们重新分析了LZ实验的首轮科学运行（SR1）数据，曝光量为吨年，以寻找超重粒子暗物质。信号拓扑由在探测器活性区域形成一条直线的多次能量沉积组成，据此可以逐事件重建入射粒子的速度。在应用基于模拟信号类事件样本校准的数据选择后，未观察到具有此拓扑的事件。我们推导出新的实验约束，排除了自旋无关相互作用暗物质参数空间中质量超过10 GeV/的先前未探索区域。
引用
@article{arxiv.2402.08865,
title = {New constraints on ultraheavy dark matter from the LZ experiment},
author = {J. Aalbers and D. S. Akerib and A. K. Al Musalhi and C. S. Amarasinghe and A. Ames and T. J. Anderson and N. Angelides and H. M. Araújo and J. E. Armstrong and M. Arthurs and A. Baker and S. Balashov and J. Bang and J. W. Bargemann and A. Baxter and K. Beattie and T. Benson and A. Bhatti and A. Biekert and T. P. Biesiadzinski and H. J. Birch and E. Bishop and G. M. Blockinger and B. Boxer and C. A. J. Brew and P. Brás and S. Burdin and M. Buuck and M. C. Carmona-Benitez and M. Carter and A. Chawla and H. Chen and J. J. Cherwinka and N. I. Chott and M. V. Converse and A. Cottle and G. Cox and D. Curran and C. E. Dahl and A. David and J. Delgaudio and S. Dey and L. de Viveiros and C. Ding and J. E. Y. Dobson and E. Druszkiewicz and S. R. Eriksen and A. Fan and N. M. Fearon and S. Fiorucci and H. Flaecher and E. D. Fraser and T. M. A. Fruth and R. J. Gaitskell and A. Geffre and J. Genovesi and C. Ghag and R. Gibbons and S. Gokhale and J. Green and M. G. D. van der Grinten and C. R. Hall and S. Han and E. Hartigan-O'Connor and S. J. Haselschwardt and S. A. Hertel and G. Heuermann and G. J. Homenides and M. Horn and D. Q. Huang and D. Hunt and C. M. Ignarra and E. Jacquet and R. S. James and J. Johnson and A. C. Kaboth and A. C. Kamaha and D. Khaitan and A. Khazov and I. Khurana and J. Kim and J. Kingston and R. Kirk and D. Kodroff and L. Korley and E. V. Korolkova and H. Kraus and S. Kravitz and L. Kreczko and B. Krikler and V. A. Kudryavtsev and J. Lee and D. S. Leonard and K. T. Lesko and C. Levy and J. Lin and A. Lindote and R. Linehan and W. H. Lippincott and M. I. Lopes and E. Lopez Asamar and W. Lorenzon and C. Lu and S. Luitz and P. A. Majewski and A. Manalaysay and R. L. Mannino and C. Maupin and M. E. McCarthy and G. McDowell and D. N. McKinsey and J. McLaughlin and R. McMonigle and E. H. Miller and E. Mizrachi and A. Monte and M. E. Monzani and J. D. Morales Mendoza and E. Morrison and B. J. Mount and M. Murdy and A. St. J. Murphy and A. Naylor and C. Nedlik and H. N. Nelson and F. Neves and A. Nguyen and J. A. Nikoleyczik and I. Olcina and K. C. Oliver-Mallory and J. Orpwood and K. J. Palladino and J. Palmer and N. J. Pannifer and N. Parveen and S. J. Patton and B. Penning and G. Pereira and E. Perry and T. Pershing and A. Piepke and Y. Qie and J. Reichenbacher and C. A. Rhyne and Q. Riffard and G. R. C. Rischbieter and H. S. Riyat and R. Rosero and T. Rushton and D. Rynders and D. Santone and A. B. M. R. Sazzad and R. W. Schnee and S. Shaw and T. Shutt and J. J. Silk and C. Silva and G. Sinev and R. Smith and V. N. Solovov and P. Sorensen and J. Soria and I. Stancu and A. Stevens and K. Stifter and B. Suerfu and T. J. Sumner and M. Szydagis and W. C. Taylor and D. R. Tiedt and M. Timalsina and Z. Tong and D. R. Tovey and J. Tranter and M. Trask and M. Tripathi and D. R. Tronstad and W. Turner and A. Vacheret and A. C. Vaitkus and V. Velan and A. Wang and J. J. Wang and Y. Wang and J. R. Watson and R. C. Webb and L. Weeldreyer and T. J. Whitis and M. Williams and W. J. Wisniewski and F. L. H. Wolfs and S. Woodford and D. Woodward and C. J. Wright and Q. Xia and X. Xiang and J. Xu and M. Yeh and E. A. Zweig},
journal= {arXiv preprint arXiv:2402.08865},
year = {2024}
}
备注
9 pages, 7 figures