APPENDIX D

Table of Established Leptons

Extracted and condensed from the CRC Handbook of Chemistry and Physics, 72nd Edition. (See References.)

Legend:

Q = electric charge, which is in units of e, where e = 1.602´ 10-19 coulombs.

Mass is indicated in units of MeV/c2.

Particle

Symbol

Q

Mass

Spin

Electron

e-

-1

.511

±½

Positron

e+

+1

.511

±½

Positive Muon

μ+

+1

105

±½

Negative Muon

μ-

-1

105

±½

Positive Tau

τ+

+1

1784

±½

Negative Tau

τ-

-1

1784

±½

Electron Neutrino

ve

0

» 0

0

Electron Anti-Neutrino

e

0

» 0

0

Muon Neutrino

vμ

0

» 0

0

Muon Anti-Neutrino

μ

0

» 0

0

Tau Neutrino

vτ

0

» 0

0

Tau Anti-Neutrino

τ

0

» 0

0

Home Begin Preface Acknowledgements Contents Chapter 1 Chapter 2 Chapter 3 Chapter 4 Chapter 5 Chapter 6 Chapter 7 Chapter 8 Chapter 9 Chapter 10 Chapter 11 Chapter 12 Chapter 13 Chapter 14 Chapter 15 Chapter 16 Chapter 17 Chapter 18 Appendix A Appendix B1 Appendix B2 Appendix C1 Appendix C2 Appendix D Appendix E Appendix F Appendix G General References Future Books About the Front Cover About the Author Index