http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Detector Bias Study for a CP Asymmetry Analysis in Rare B Meson Decays
Yuuji Unno,천병구 한국물리학회 2010 THE JOURNAL OF THE KOREAN PHYSICAL SOCIETY Vol.57 No.5
We describe a detector bias analysis for the charge asymmetry between high momentum track combinations of K+π− and K−π+ by using a D*+−tagged D0 → hh (h = K/π) and K0S π0 sample based on the data set collected by the Belle detector at a asymmetric-energy e+e− collider named the KEKB factory. This detecor bias analysis is crucial for ACP (B0 → K+π−) charge-parity (CP) asymmetry measurements to observe direct CP violation in rare B meson weak decays. We estimate the systematic error from detector bias to be −0.0053 ± 0.0081.