Generalized μ-τ reflection symmetry and leptonic CP violation

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• 作者：Peng Chen^a ; ^{pche@mail.ustc.edu.cn" class="auth_mail" title="E-mail the corresponding author} ; Gui-Jun Ding^a ; ^{dinggj@ustc.edu.cn" class="auth_mail" title="E-mail the corresponding author} ; Felix Gonzalez-Canales^b ; ^{felix.gonzalez@ific.uv.es" class="auth_mail" title="E-mail the corresponding author} ; J.W.F. Valle^b ; ^{valle@ific.uv.es" class="auth_mail" title="E-mail the corresponding author}
• 刊名：Physics Letters B
• 出版年：2016
• 出版时间：10 February 2016
• 年：2016
• 卷：753
• 期：Complete
• 页码：644-652
• 全文大小：2628 K

文摘

We propose a generalized 10175&_mathId=si1.gif&_user=111111111&_pii=S0370269315010175&_rdoc=1&_issn=03702693&md5=b72a2ffee6d709da3b1390c06cd07d70" title="Click to view the MathML source">μ–τ$\mu \text{–}\tau$ reflection symmetry to constrain the lepton flavor mixing parameters. We obtain a new correlation between the atmospheric mixing angle 10175&_mathId=si2.gif&_user=111111111&_pii=S0370269315010175&_rdoc=1&_issn=03702693&md5=3a1220333884c1da7e0d407633255637" title="Click to view the MathML source">θ₂₃${\theta }_{23}$ and the “Dirac” CP violation phase 10175&_mathId=si3.gif&_user=111111111&_pii=S0370269315010175&_rdoc=1&_issn=03702693&md5=d1f745ce17efd3376686e6b5f6e75762" title="Click to view the MathML source">δ_CP${\delta }_{\mathrm{CP}}$. Only in a specific limit our proposed CP transformation reduces to standard 10175&_mathId=si1.gif&_user=111111111&_pii=S0370269315010175&_rdoc=1&_issn=03702693&md5=b72a2ffee6d709da3b1390c06cd07d70" title="Click to view the MathML source">μ–τ$\mu \text{–}\tau$ reflection, for which 10175&_mathId=si2.gif&_user=111111111&_pii=S0370269315010175&_rdoc=1&_issn=03702693&md5=3a1220333884c1da7e0d407633255637" title="Click to view the MathML source">θ₂₃${\theta }_{23}$ and 10175&_mathId=si3.gif&_user=111111111&_pii=S0370269315010175&_rdoc=1&_issn=03702693&md5=d1f745ce17efd3376686e6b5f6e75762" title="Click to view the MathML source">δ_CP${\delta }_{\mathrm{CP}}$ are both maximal. The “Majorana” phases are predicted to lie at their CP-conserving values with important implications for the neutrinoless double beta decay rates. We also study the phenomenological implications of our scheme for present and future neutrino oscillation experiments including T2K, NOνA and DUNE.