HERA上深度非弹性散射中孤立光子与喷注产生的进一步研究
高能物理 - 实验
2017-12-13 v1
摘要
利用ZEUS探测器在HERA上研究了深度非弹性散射中产生高横能的孤立光子，所用积分亮度为 pb，交换光子虚度范围为 GeV。测量了出射孤立光子的横能 GeV、赝快度，以及伴随喷注的横能 GeV、赝快度。给出了以下变量的微分截面：传递给出射光子和领头喷注的入射光子能量与动量分数；传递给光子和领头喷注的入射质子能量分数；出射光子与领头喷注之间以及出射光子与散射电子之间的方位角和赝快度差。与理论预言作了比较：领头对数蒙特卡洛模拟、次领头阶QCD预言，以及采用-因子化方法的预言。
引用
@article{arxiv.1712.04273,
title = {Further studies of isolated photon production with a jet in deep inelastic scattering at HERA},
author = {ZEUS Collaboration and H. Abramowicz and I. Abt and L. Adamczyk and M. Adamus and R. Aggarwal and S. Antonelli and V. Aushev and Y. Aushev and O. Behnke and U. Behrens and A. Bertolin and I. Bloch and I. Brock and N. H. Brook and R. Brugnera and A. Bruni and P. J. Bussey and A. Caldwell and M. Capua and C. D. Catterall and J. Chwastowski and J. Ciborowski and R. Ciesielski and A. M. Cooper-Sarkar and M. Corradi and R. K. Dementiev and R. C. E. Devenish and S. Dusini and B. Foster and G. Gach and E. Gallo and A. Garfagnini and A. Geiser and A. Gizhko and L. K. Gladilin and Yu. A. Golubkov and G. Grzelak and M. Guzik and C. Gwenlan and O. Hlushchenko and D. Hochman and R. Hori and Z. A. Ibrahim and Y. Iga and M. Ishitsuka and N. Z. Jomhari and I. Kadenko and S. Kananov and U. Karshon and P. Kaur and D. Kisielewska and R. Klanner and U. Klein and I. A. Korzhavina and A. Kotański and N. Kovalchuk and H. Kowalski and B. Krupa and O. Kuprash and M. Kuze and B. B. Levchenko and A. Levy and M . Lisovyi and E. Lobodzinska and B. Löhr and E. Lohrmann and A. Longhin and O. Yu. Lukina and J. Malka and A. Mastroberardino and F. Mohamad Idris and N. Mohammad Nasir and V. Myronenko and K . Nagano and Yu. Onishchuk and E. Paul and W. Perlański and N. S. Pokrovskiy and A. Polini and M. Przybycień and M. Ruspa and D. H. Saxon and M. Schioppa and U. Schneekloth and T. Schörner-Sadenius and L. M. Shcheglova and O. Shkola and Yu. Shyrma and I. O. Skillicorn and W. Słomiński and A. Solano and L. Stanco and N. Stefaniuk and A. Stern and P. Stopa and J. Sztuk-Damb ietz and E. Tassi and K. Tokushuku and J. Tomaszewska and T. Tsurugai and M. Turcato and O. Turkot and T. Tymieniecka and A. Verbytskyi and W. A. T. WanAbdullah and K. Wichmann and M. Wing and S. Yamada and Y. Yamazaki and A. F. Żarnecki and L. Zawiejski and O. Zenaiev and B. O. Zhautykov},
journal= {arXiv preprint arXiv:1712.04273},
year = {2017}
}
备注
34 pages, 9 figures