Abstract
With use of the MARK-J detector at s=34.7 GeV 21 000 e+e-→hadron events have been collected. By measurement of the asymmetry in angular energy correlations the strong coupling constant αs=0.13±0.01(statistical) ±0.02(systematic) is determined, in complete second order, and independent of the fragmentation models and QCD cutoff values used.
Original language | English |
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Pages (from-to) | 2051-2053 |
Number of pages | 3 |
Journal | Physical Review Letters |
Volume | 50 |
Issue number | 26 |
DOIs | |
State | Published - 1983 |
Externally published | Yes |