Abstract
Perturbative QCD predictions are given for the pair production of vector and pseudoscalar hadrons which are bound states of heavy quarks. A striking result is the prediction of an exact zero above threshold for the production of helicity-zero hadron pairs.
- Received 3 September 1985
DOI:https://doi.org/10.1103/PhysRevLett.55.2257
©1985 American Physical Society