Polarised and Unpolarised Charmonium Production at Higher Orders in v

Sourendu Gupta; Prakash Mathews

doi:10.1016/S0920-5632(97)01105-5

Polarised and Unpolarised Charmonium Production at Higher Orders in v

High Energy Physics - Phenomenology 2009-10-30 v1

Authors: Sourendu Gupta , Prakash Mathews

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Abstract

We study the unpolarised and polarised hadro-production of charmonium in non-relativistic QCD (NRQCD) at low transverse momentum, including sufficiently higher orders in the relative velocity, $v$ , so as to study the ratio of $\chi_{c1}$ and $\chi_{c2}$ production rates.

Keywords

charmonium production polarization NRQCD velocity expansion chi_c1 chi_c2 ratio

Cite

@article{arxiv.hep-ph/9708479,
  title  = {Polarised and Unpolarised Charmonium Production at Higher Orders in v},
  author = {Sourendu Gupta and Prakash Mathews},
  journal= {arXiv preprint arXiv:hep-ph/9708479},
  year   = {2009}
}

Comments

4 pages, 1 Postscript figure, LaTeX, Presented at the QCD97 Euroconference, Montpellier, July 3-9, 1997, to appear in Nuclear Physics B Proceedings Supplement

Polarised and Unpolarised Charmonium Production at Higher Orders in v

Abstract

Keywords

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