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- Title
- Measurement of the Difference in CP-Violating Asymmetries in D0→K+K- and D0→π+π- Decays at CDF
- Author(s)
- T.Aaltonen; 노서영; 배태길; 조기현
- Publication Year
- 2012-09-11
- Abstract
-
Wereportameasurementofthedifference(ACP)betweentime-integratedCP-violatingasymmetriesin
D0!KþKandD0!þdecaysreconstructedinthefulldatasetofproton-antiprotoncollisions
collectedbytheColliderDetectoratFermilab,correspondingto9:7fb1ofintegratedluminosity.The
strongdecayDþ!D0þisusedtoidentifythecharmmesonatproductionasD0orD0.Wemeasure
ACP
¼½0:620:21ðstatÞ0:10ðsystÞ%,whichdiffersfromzeroby2.7Gaussianstandarddeviations.
ThisresultsupportssimilarevidenceforCPviolationincharm-quarkdecaysobtainedinproton-proton
collisions.
- Keyword
- HighEnergyPhysics; ParticlePhysics; CDF
- Journal Title
- PhysicalReviewLetters
- Citation Volume
- 109
- ISSN
- 0031-9007
- Files in This Item:
- There are no files associated with this item.
- Appears in Collections:
- 7. KISTI 연구성과 > 학술지 발표논문
