LIMIT ON ${{\boldsymbol \mu}^{-}}$ $\rightarrow$ ${{\boldsymbol e}^{+}}$ CONVERSION

Forbidden by total lepton number conservation.

${\boldsymbol \sigma (}$ ${{\boldsymbol \mu}^{-}}$ ${}^{32}\mathrm {S}$ $\rightarrow$ ${{\boldsymbol e}^{+}}{}^{32}\mathrm {Si}^{*}{)}$ / ${\boldsymbol \sigma (}$ ${{\boldsymbol \mu}^{-}}$ ${}^{32}\mathrm {S}$ $\rightarrow$ ${{\boldsymbol \nu}_{{\mu}}}{}^{32}\mathrm {P}^{*}{)}$ INSPIRE search

VALUE CL% DOCUMENT ID TECN  COMMENT
$\bf{<9 \times 10^{-10}}$ 90
BADERTSCHER
1980
STRC SIN
• • • We do not use the following data for averages, fits, limits, etc. • • •
$<1.5 \times 10^{-9}$ 90
BADERTSCHER
1978
STRC SIN
  Conservation Laws:
TOTAL LEPTON NUMBER
  References:
BADERTSCHER 1980
LNC 28 401 New Upper Limits for Muon-Electron Conversion in Sulfur
BADERTSCHER 1978
PL 79B 371 Search for ${{\mathit \mu}^{-}}$ $\rightarrow$ ${{\mathit e}^{+}}$ Conversion on Sulfur