通过电离冷却实现缪子束横向发射度降低
加速器物理
2023-10-16 v2 高能物理 - 实验
摘要
加速缪子束已被考虑用于下一代高能轻子-反轻子碰撞与中微子振荡研究。然而，高亮度缪子束尚未产生。缪子加速与存储的主要挑战源于束流占据的大相空间体积，该体积来自质子碰撞产生的介子衰变这一缪子产生机制。电离冷却是提议用于减小缪子束相空间体积的技术。在此，我们通过在缪子电离冷却实验（MICE）中观察到穿过氢化锂或液氢吸收体的束流横向发射度降低，展示了电离冷却的明确信号。该测量被实验模拟与理论模型很好地重现。此处展示的结果代表着向能在能量与强度前沿运行的基于缪子的设施实现迈出了实质性进展。
引用
@article{arxiv.2310.05669,
title = {Transverse Emittance Reduction in Muon Beams by Ionization Cooling},
author = {The MICE Collaboration and M. Bogomilov and R. Tsenov and G. Vankova-Kirilova and Y. P. Song and J. Y. Tang and Z. H. Li and R. Bertoni and M. Bonesini and F. Chignoli and R. Mazza and A. de Bari and D. Orestano and L. Tortora and Y. Kuno and H. Sakamoto and A. Sato and S. Ishimoto and M. Chung and C. K. Sung and F. Filthaut and M. Fedorov and D. Jokovic and D. Maletic and M. Savic and N. Jovancevic and J. Nikolov and M. Vretenar and S. Ramberger and R. Asfandiyarov and A. Blondel and F. Drielsma and Y. Karadzhov and S. Boyd and J. R. Greis and T. Lord and C. Pidcott and I. Taylor and G. Charnley and N. Collomb and K. Dumbell and A. Gallagher and A. Grant and S. Griffiths and T. Hartnett and B. Martlew and A. Moss and A. Muir and I. Mullacrane and A. Oates and P. Owens and G. Stokes and P. Warburton and C. White and D. Adams and V. Bayliss and J. Boehm and T. W. Bradshaw and C. Brown and M. Courthold and J. Govans and T. Hayler and M. Hills and J. B. Lagrange and C. Macwaters and A. Nichols and R. Preece and S. Ricciardi and C. Rogers and T. Stanley and J. Tarrant and M. Tucker and S. Watson and A. Wilson and R. Bayes and J. C. Nugent and F. J. P. Soler and G. T. Chatzitheodoridis and A. J. Dick and K. Ronald and C. G. Whyte and A. R. Young and R. Gamet and P. Cooke and V. J. Blackmore and D. Colling and A. Dobbs and P. Dornan and P. Franchini and C. Hunt and P. B. Jurj and A. Kurup and K. Long and J. Martyniak and S. Middleton and J. Pasternak and M. A. Uchida and J. H. Cobb and C. N. Booth and P. Hodgson and J. Langlands and E. Overton and V. Pec and P. J. Smith and S. Wilbur and M. Ellis and R. B. S. Gardener and P. Kyberd and J. J. Nebrensky and A. DeMello and S. Gourlay and A. Lambert and D. Li and T. Luo and S. Prestemon and S. Virostek and M. Palmer and H. Witte and D. Adey and A. D. Bross and D. Bowring and A. Liu and D. Neuffer and M. Popovic and P. Rubinov and B. Freemire and P. Hanlet and D. M. Kaplan and T. A. Mohayai and D. Rajaram and P. Snopok and Y. Torun and L. M. Cremaldi and D. A. Sanders and L. R. Coney and G. G. Hanson and C. Heidt},
journal= {arXiv preprint arXiv:2310.05669},
year = {2023}
}
备注
23 pages and 5 figures