Constraints on the I=1 hadronic τ decay and e⁺e⁻→hadrons data sets and implications for (g−2)_μ

详细信息    查看全文

• 作者：Kim Maltman
• 刊名：Physics Letters B
• 出版年：2006
• 出版时间：16 February 2006
• 年：2006
• 卷：633
• 期：4-5
• 页码：512-518
• 全文大小：162 K

文摘

Sum rule tests are performed on the spectral data for (i) flavor ud vector-current-induced hadronic τ decays and (ii) e⁺e⁻ hadroproduction, in the region below s3–4 GeV², where discrepancies exist between the isospin-breaking-corrected charged and neutral current I