We search for rare decays ofDmesons to hadrons accompanied by an electron-positron pair (h(h~((0)))e~+e~-), using an e~+e~- collision sample corresponding ... M. AblikimM. N. AchasovS. AhmedM. AlbrechtM. AlekseevA. AmorosoF. F. AnQ. AnJ. Z. BaiY. BaiO. BakinaR. Baldini ...
Search for decays of $B^0 o e^+ e ^-, B^0 o \\\mu^+ \\\mu^-, B^0 o e^{pm} \\\mu{mp}$ 来自 ResearchGate 喜欢 0 阅读量: 15 作者:B Aubert,R Barate,D Boutigny,F Couderc,H Neal 摘要: We present a search for the decays B0-->e+e-, B0-->µ+µ-, and...
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Search for Decays of ${B}^{0}\\ensuremath{ightarrow}{e}^{+}{e}^{\\ensuremath{-}}$, ${B}^{0}\\ensuremath{ightarrow}{\\ensuremath{\\mu}}^{+}{\\ensuremath{\\mu}}^{\\ensuremath{-}}$, ${B}^{0}\\ensuremath{ightarrow}{e}^{\\ifmmode\\pm\\elseextpm\\fi{}}{\\...
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An overview is presented of a method to search for $D^0o{}e^{\\\pm}\\\mu^{\\\mp}$ with LHCb data. In order to reduce combinatorial backgrounds, tagged $D^0$ candidates from the decay $D^{\\\ast+}o{}D^0\\\pi^+$ are used. This measurement is performed with respect ...
百度试题 题目时域性能指标中所定义的最大超调量MP (δp)的数学表达式是 MP = e___.相关知识点: 试题来源: 解析 XlO0% 反馈 收藏
物理设计阶段 E. MP的主键是雇员号,部门信息 表关系DEPT的主键是部门号。 F. 相关知识点: 试题来源: 解析 B.逻辑设计阶段• 正确答案:C解析:数据库的设计阶段包括需要分析、概念设计、逻辑设计和物理设计,其中将E—R图转换成关系数据模型的过程属于逻辑设计阶段。 知识模块:数据库设计基础反馈 收藏 ...