Does the QCD scale vary in time?
β
Harald Fritzsch
π
Article
π
2004
π
Elsevier Science
π
English
β 320 KB
Last year I talked at this meeting about a possible time dependende of the QCD coupling constant as. This year I shall look into this problem once more, without fully repeating the arguments given last year. Astrophysical indications that the fine structure constant has undergone a small time variat