Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
1853249 | Physics Letters B | 2008 | 5 Pages |
Abstract
We compute the third-order correction to the heavy-quark current correlation function due to the emission and absorption of an ultrasoft gluon. Our result supplies a missing contribution to top-quark pair production near threshold and the determination of the bottom quark mass from QCD sum rules.
Related Topics
Physical Sciences and Engineering
Physics and Astronomy
Nuclear and High Energy Physics
Authors
M. Beneke, Y. Kiyo,