在$\sqrt{s}=200$ GeV的极化质子-质子弹性散射中的单自旋不对称性$A_N$
核实验
2013-01-31 v3 高能物理 - 实验
摘要
我们报告了在RHIC的STAR实验中，在质心能量 GeV的质子-质子弹性散射中横向单自旋不对称性的高精度测量。是在四动量转移平方范围 内测量的，该区域是电磁散射振幅和强子散射振幅之间显著干涉的区域。的测量值及其对的依赖性与强子自旋翻转振幅为零一致，从而对单自旋翻转振幅与非翻转振幅之比提供了强约束。由于在该下强子振幅主要由坡密子振幅主导，我们得出结论，该测量解决了关于极化质子-质子弹性散射中坡密子交换是否引起强子自旋翻转的问题。
关键词
引用
@article{arxiv.1206.1928,
title = {Single Spin Asymmetry $A_N$ in Polarized Proton-Proton Elastic Scattering at $\sqrt{s}=200$ GeV},
author = {STAR Collaboration and L. Adamczyk and G. Agakishiev and M. M. Aggarwal and Z. Ahammed and A. V. Alakhverdyants and I. Alekseev and J. Alford and C. D. Anson and D. Arkhipkin and E. Aschenauer and G. S. Averichev and J. Balewski and A. Banerjee and Z. Barnovska and D. R. Beavis and R. Bellwied and M. J. Betancourt and R. R. Betts and A. Bhasin and A. K. Bhati and H. Bichsel and J. Bielcik and J. Bielcikova and L. C. Bland and I. G. Bordyuzhin and W. Borowski and J. Bouchet and A. V. Brandin and S. G. Brovko and E. Bruna and S. Bültmann and I. Bunzarov and T. P. Burton and J. Butterworth and X. Z. Cai and H. Caines and M. Calderón de la Barca Sánchez and D. Cebra and R. Cendejas and M. C. Cervantes and P. Chaloupka and Z. Chang and S. Chattopadhyay and H. F. Chen and J. H. Chen and J. Y. Chen and L. Chen and J. Cheng and M. Cherney and A. Chikanian and W. Christie and P. Chung and J. Chwastowski and M. J. M. Codrington and R. Corliss and J. G. Cramer and H. J. Crawford and X. Cui and S. Das and A. Davila Leyva and L. C. De Silva and R. R. Debbe and T. G. Dedovich and J. Deng and R. Derradi de Souza and S. Dhamija and L. Didenko and F. Ding and A. Dion and P. Djawotho and X. Dong and J. L. Drachenberg and J. E. Draper and C. M. Du and L. E. Dunkelberger and J. C. Dunlop and L. G. Efimov and M. Elnimr and J. Engelage and G. Eppley and L. Eun and O. Evdokimov and R. Fatemi and S. Fazio and J. Fedorisin and R. G. Fersch and P. Filip and E. Finch and Y. Fisyak and C. A. Gagliardi and D. R. Gangadharan and F. Geurts and A. Gibson and S. Gliske and Y. N. Gorbunov and O. G. Grebenyuk and D. Grosnick and S. Gupta and W. Guryn and B. Haag and O. Hajkova and A. Hamed and L-X. Han and J. W. Harris and J. P. Hays-Wehle and S. Heppelmann and A. Hirsch and G. W. Hoffmann and D. J. Hofman and S. Horvat and B. Huang and H. Z. Huang and P. Huck and T. J. Humanic and L. Huo and G. Igo and W. W. Jacobs and C. Jena and E. G. Judd and S. Kabana and K. Kang and J. Kapitan and K. Kauder and H. W. Ke and D. Keane and A. Kechechyan and A. Kesich and D. P. Kikola and J. Kiryluk and I. Kisel and A. Kisiel and V. Kizka and S. R. Klein and D. D. Koetke and T. Kollegger and J. Konzer and I. Koralt and L. Koroleva and W. Korsch and L. Kotchenda and P. Kravtsov and K. Krueger and I. Kulakov and L. Kumar and M. A. C. Lamont and J. M. Landgraf and S. LaPointe and J. Lauret and A. Lebedev and R. Lednicky and J. H. Lee and W. Leight and M. J. LeVine and C. Li and L. Li and W. Li and X. Li and X. Li and Y. Li and Z. M. Li and L. M. Lima and M. A. Lisa and F. Liu and T. Ljubicic and W. J. Llope and R. S. Longacre and Y. Lu and X. Luo and A. Luszczak and G. L. Ma and Y. G. Ma and D. M. M. D. Madagodagettige Don and D. P. Mahapatra and R. Majka and O. I. Mall and S. Margetis and C. Markert and H. Masui and H. S. Matis and D. McDonald and T. S. McShane and S. Mioduszewski and M. K. Mitrovski and Y. Mohammed and B. Mohanty and M. M. Mondal and B. Morozov and M. G. Munhoz and M. K. Mustafa and M. Naglis and B. K. Nandi and Md. Nasim and T. K. Nayak and J. M. Nelson and L. V. Nogach and J. Novak and G. Odyniec and A. Ogawa and K. Oh and A. Ohlson and V. Okorokov and E. W. Oldag and R. A. N. Oliveira and D. Olson and P. Ostrowski and M. Pachr and B. S. Page and S. K. Pal and Y. X. Pan and Y. Pandit and Y. Panebratsev and T. Pawlak and B. Pawlik and H. Pei and C. Perkins and W. Peryt and P. Pile and M. Planinic and J. Pluta and D. Plyku and N. Poljak and J. Porter and A. M. Poskanzer and C. B. Powell and C. Pruneau and N. K. Pruthi and M. Przybycien and P. R. Pujahari and J. Putschke and H. Qiu and R. Raniwala and S. Raniwala and R. L. Ray and R. Redwine and R. Reed and C. K. Riley and H. G. Ritter and J. B. Roberts and O. V. Rogachevskiy and J. L. Romero and J. F. Ross and L. Ruan and J. Rusnak and N. R. Sahoo and P. K. Sahu and I. Sakrejda and S. Salur and A. Sandacz and J. Sandweiss and E. Sangaline and A. Sarkar and J. Schambach and R. P. Scharenberg and A. M. Schmah and B. Schmidke and N. Schmitz and T. R. Schuster and J. Seele and J. Seger and P. Seyboth and N. Shah and E. Shahaliev and M. Shao and B. Sharma and M. Sharma and S. S. Shi and Q. Y. Shou and E. P. Sichtermann and R. N. Singaraju and M. J. Skoby and D. Smirnov and N. Smirnov and D. Solanki and P. Sorensen and U. G. deSouza and H. M. Spinka and B. Srivastava and T. D. S. Stanislaus and S. G. Steadman and J. R. Stevens and R. Stock and M. Strikhanov and B. Stringfellow and A. A. P. Suaide and M. C. Suarez and M. Sumbera and X. M. Sun and Y. Sun and Z. Sun and B. Surrow and D. N. Svirida and T. J. M. Symons and A. Szanto de Toledo and J. Takahashi and A. H. Tang and Z. Tang and L. H. Tarini and T. Tarnowsky and D. Thein and J. H. Thomas and J. Tian and A. R. Timmins and D. Tlusty and M. Tokarev and S. Trentalange and R. E. Tribble and P. Tribedy and B. A. Trzeciak and O. D. Tsai and J. Turnau and T. Ullrich and D. G. Underwood and G. Van Buren and G. van Nieuwenhuizen and J. A. Vanfossen, and R. Varma and G. M. S. Vasconcelos and F. Videbæk and Y. P. Viyogi and S. Vokal and S. A. Voloshin and A. Vossen and M. Wada and F. Wang and G. Wang and H. Wang and J. S. Wang and Q. Wang and X. L. Wang and Y. Wang and G. Webb and J. C. Webb and G. D. Westfall and C. Whitten and H. Wieman and S. W. Wissink and R. Witt and W. Witzke and Y. F. Wu and Z. Xiao and W. Xie and K. Xin and H. Xu and N. Xu and Q. H. Xu and W. Xu and Y. Xu and Z. Xu and L. Xue and Y. Yang and Y. Yang and P. Yepes and Y. Yi and K. Yip and I-K. Yoo and M. Zawisza and H. Zbroszczyk and J. B. Zhang and S. Zhang and X. P. Zhang and Y. Zhang and Z. P. Zhang and F. Zhao and J. Zhao and C. Zhong and X. Zhu and Y. H. Zhu and Y. Zoulkarneeva and M. Zyzak},
journal= {arXiv preprint arXiv:1206.1928},
year = {2013}
}
备注
12 pages, 6 figures