12,000

We have over 12,000 students, from over 100 countries, within one of the safest campuses in the UK

93%

93% of Lancaster students go into work or further study within six months of graduating

Home > Research > Publications & Outputs > Measurement of B - anti-B mixing at the Z
View graph of relations

« Back

Measurement of B - anti-B mixing at the Z

Research output: Contribution to journalJournal article

Published

Journal publication date1991
JournalPhysics Letters B
Journal number1-2
Volume258
Number of pages11
Pages236-246
Original languageEnglish

Abstract

From more than 175 000 hadronic Z decays observed with the ALEPH detector at LEP, we select 823 events with pairs of leptons in the final state. From these we measure χ, the probability thata b hadron which is observed to decay originated as a hadron. We find χ=0.132−0.026+0.027.