SNO+ 实验对反应堆反中微子振荡的测量
高能物理 - 实验
2025-09-18 v2
摘要
SNO+ 合作组报告了其使用 286 吨年的新数据对反应堆反中微子振荡进行的第二次能谱分析。通过对反应堆反中微子候选事件的测量能量进行拟合，获得了中微子质量平方差 = () 10 eV 的第二精确测定值。利用长基线反应堆反中微子和太阳中微子实验的测量结果对 和 进行约束，得到 = () 10 eV 以及 。该拟合还首次测量了西半球的地球中微子通量，在 SNO+ 处为 TNU。
引用
@article{arxiv.2505.04469,
title = {Measurement of reactor antineutrino oscillation at SNO+},
author = {SNO+ Collaboration and : and M. Abreu and V. Albanese and A. Allega and R. Alves and M. R. Anderson and S. Andringa and L. Anselmo and J. Antunes and E. Arushanova and S. Asahi and M. Askins and D. M. Asner and D. J. Auty and A. R. Back and S. Back and A. Bacon and T. Baltazar and F. Barão and Z. Barnard and A. Barr and N. Barros and D. Bartlett and R. Bayes and C. Beaudoin and E. W. Beier and G. Berardi and T. S. Bezerra and A. Bialek and S. D. Biller and E. Blucher and A. Boeltzig and R. Bonventre and M. Boulay and D. Braid and E. Caden and E. J. Callaghan and J. Caravaca and J. Carvalho and L. Cavalli and D. Chauhan and M. Chen and S. Cheng and O. Chkvorets and K. J. Clark and B. Cleveland and C. Connors and D. Cookman and J. Corning and I. T. Coulter and M. A. Cox and D. Cressy and X. Dai and C. Darrach and S. DeGraw and R. Dehghani and J. Deloye and M. M. Depatie and F. Descamps and C. Dima and J. Dittmer and K. H. Dixon and F. Di Lodovico and A. Doxtator and N. Duhaime and F. Duncan and J. Dunger and A. D. Earle and M. S. Esmaeilian and D. Fabris and E. Falk and A. Farrugia and N. Fatemighomi and C. Felber and V. Fischer and E. Fletcher and R. Ford and K. Frankiewicz and N. Gagnon and A. Gaur and J. Gauthier and A. Gibson-Foster and K. Gilje and O. I. González-Reina and D. Gooding and P. Gorel and K. Graham and C. Grant and J. Grove and S. Grullon and E. Guillian and R. L. Hahn and S. Hall and A. L. Hallin and D. Hallman and S. Hans and J. Hartnell and P. Harvey and C. Hearns and M. R. Hebert and M. Hedayatipour and W. J. Heintzelman and J. Heise and R. L. Helmer and C. Hewitt and B. Hodak and M. Hodak and M. Hood and D. Horne and M. Howe and B. Hreljac and J. Hu and P. Huang and R. Hunt-Stokes and T. Iida and A. S. Inácio and C. M. Jackson and N. A. Jelley and C. J. Jillings and C. Jones and P. G. Jones and S. Kaluzienski and K. Kamdin and T. Kaptanoglu and J. Kaspar and K. Keeter and C. Kefelian and P. Khaghani and L. Kippenbrock and J. Kladnik and J. R. Klein and R. Knapik and J. Kofron and L. L. Kormos and S. Korte and B. Krar and C. Kraus and C. B. Krauss and T. Kroupová and K. Labe and F. Lafleur and C. Lake and I. Lam and C. Lan and B. J. Land and R. Lane and S. Langrock and P. Larochelle and S. Larose and A. LaTorre and I. Lawson and L. Lebanowski and J. Lee and C. Lefebvre and G. M. Lefeuvre and E. J. Leming and A. Li and O. Li and J. Lidgard and B. Liggins and P. Liimatainen and Y. H. Lin and X. Liu and Y. Liu and V. Lozza and M. Luo and S. Maguire and A. Maio and K. Majumdar and S. Manecki and J. Maneira and R. D. Martin and E. Marzec and A. Mastbaum and A. Mathewson and N. McCauley and A. B. McDonald and K. McFarlane and P. Mekarski and M. Meyer and C. Miller and C. Mills and G. Milton and M. Mlejnek and E. Mony and B. Morissette and D. Morris and I. Morton-Blake and M. J. Mottram and M. Mubasher and S. Nae and S. Naugle and M. Newcomer and M. Nirkko and L. J. Nolan and V. M. Novikov and H. M. O'Keeffe and E. O'Sullivan and G. D. Orebi Gann and S. Ouyang and J. Page and S. Pal and K. Paleshi and W. Parker and M. J. Parnell and J. Paton and S. J. M. Peeters and T. Pershing and Z. Petriw and J. Petzoldt and L. J. Pickard and D. Pracsovics and G. Prior and J. C. Prouty and B. Quenallata and S. Quirk and P. Ravi and S. Read and A. Reichold and M. Reinhard and S. Riccetto and M. Rigan and I. Ritchie and A. Robertson and B. C. Robertson and J. Rose and R. Rosero and P. M. Rost and J. Rumleskie and A. Sörensen and P. Schrock and M. A. Schumaker and M. H. Schwendener and D. Scislowski and J. Secrest and M. Seddighin and L. Segui and S. Seibert and I. Semenec and F. Shaker and T. Shantz and M. K. Sharma and J. Shen and T. M. Shokair and L. Sibley and J. Simms and J. R. Sinclair and K. Singh and P. Skensved and M. Smiley and T. Sonley and M. St-Amant and R. Stainforth and S. Stankiewicz and M. Strait and M. I. Stringer and A. Stripay and R. Svoboda and S. Tacchino and R. Tafirout and B. Tam and C. Tanguay and J. Tatar and L. Tian and N. Tolich and J. Tseng and H. W. C. Tseung and E. Turner and E. Vázquez-Jáuregui and S. Valder and R. Van Berg and J. G. C. Veinot and C. J. Virtue and B. von Krosigk and J. M. G. Walker and M. Walker and J. Wallig and S. C. Walton and F. Wang and J. Wang and M. Ward and J. Waterfield and J. J. Weigand and R. F. White and J. F. Wilkerson and J. R. Wilson and J. D. Wilson and T. J. Winchester and P. Woosaree and A. Wright and S. Yang and K. Yazigi and Z. Ye and M. Yeh and S. Yu and T. Zhang and Y. Zhang and T. Zhao and K. Zuber and A. Zummo},
journal= {arXiv preprint arXiv:2505.04469},
year = {2025}
}