Journal article
A NEW MEASUREMENT OF DIRECT CP VIOLATION IN THE NEUTRAL KAON SYSTEM
- Abstract:
- A new measurement of the ratio of the CP-violating amplitudes for KL → 2π0 and KL → π+π- is reported. The measured value for R = {divides}η00/η+-{divides}2 is 0.9878±0.0026±0.0030, where the first error is the statistical uncertainty and the second is the estimate of the systematic uncertainty. This gives a value for the parameter describing direct CP violation: Re ε{lunate}'/ε{lunate} = (2.0 ± 0.7) × 10-3. © 1993.
- Publication status:
- Published
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- Publisher copy:
- 10.1016/0370-2693(93)91599-I
Authors
- Journal:
- Physics Letters B More from this journal
- Volume:
- 317
- Issue:
- 1-2
- Pages:
- 233-242
- Publication date:
- 1993-11-04
- DOI:
- ISSN:
-
0370-2693
- Pubs id:
-
pubs:6967
- UUID:
-
uuid:ed787c15-4eb1-45f6-a250-9b1c41b5cece
- Local pid:
-
pubs:6967
- Source identifiers:
-
6967
- Deposit date:
-
2012-12-19
- ARK identifier:
Terms of use
- Copyright date:
- 1993
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