Narrow-width approximation limitations
Abstract
Description
The quality of the narrow-width approximation is examined for partonic and convolved cross sections of sample processes. By comparison with accurate predictions significant limitations are revealed.
4 pages, 10 figures; refs. reordered, version to be published in Phys. Lett. B
4 pages, 10 figures; refs. reordered, version to be published in Phys. Lett. B