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Constants

Particle summary

Elementary particles Mesons Baryons
Particle Mass $\tau$ $\tau\cdot c$ $I(J^{PC})$
Gauge bosons
Photon 0 - - $0,1(1^{--})$
Gluon 0 - - $0(1^{-})$
Graviton < 7e-32 eV - - $J=2$
$W^{\pm}$ 80.39 GeV 2.09 GeV 94.7 am $J=1$
$Z^{0}$ 91.19 GeV 2.50 GeV 79.1 am $J=1$
Higgs ~126 GeV 4.21 MeV 46.8 fm $J=0$
Leptons
e 0.511 MeV > 4.6E+26 yr - $J=\frac{1}{2}$
mu 105.66 MeV 2.197 µs 658.6 m $J=\frac{1}{2}$
tau 1776.82 MeV 0.291 ps 87.1 µm $J=\frac{1}{2}$
Quarks
u 2.3(0.6) MeV - - $\frac{1}{2}(\frac{1}{2}^{+})$
d 4.8(0.5) MeV - - $\frac{1}{2}(\frac{1}{2}^{+})$
s 95(5) MeV - - $0(\frac{1}{2}^{+})$
c 1275(25) MeV - - $0(\frac{1}{2}^{+})$
b 4.18(3) GeV - - $0(\frac{1}{2}^{+})$
t 173.5(0.8) MeV 2.0(0.7) GeV - $0(\frac{1}{2}^{+})$
Particle Mass $\tau$ $\tau\cdot c$ $I^{G}(J^{PC})$
Light mesons
$\pi^0$ 134.98 MeV 85.2 as 25.5 nm $1^{-}(0^{-+})$
$\pi^+$ 139.57 MeV 26.0 ns 7.80 m $1^{-}(0^{-})$
$\eta$ 547.85 MeV 1.30 keV - $0^{+}(0^{-+})$
$\rho(770)$ 775.49 MeV 149 MeV - $1^{+}(1^{--})$
$\omega(782)$ 782.65 MeV 8.5 MeV - $0^{-}(1^{--})$
$\eta'(958)$ 957.78 MeV 0.20 keV - $0^{+}(0^{-+})$
$f_{0}(980)$ 990 MeV 40 MeV - $0^{+}(0^{++})$
$a_{0}(980)$ 980 MeV 40 MeV - $1^{-}(0^{++})$
$\phi(1020)$ 1019 MeV 4.3 MeV - $0^{-}(1^{--})$
$h_{1}(1170)$ 1170 MeV 360 MeV - $0^{-}(1^{+-})$
$b_{1}(1235)$ 1230 MeV 142 MeV - $1^{+}(1^{+-})$
Strange mesons
$K^+$ 493.68 MeV 12.38 ns 3.712 m $\frac{1}{2}(0^{-})$
$K^0$ 497.61 MeV - - -
$K_S^0$ - 89.45 ps 2.68 cm $\frac{1}{2}(0^{-})$
$K_L^0$ - 51.16 ns 15.34 m $\frac{1}{2}(0^{-})$
$K^*(892)$ 891.66 MeV 46.2 MeV - $\frac{1}{2}(1^{-})$
Charming mesons
$D^+$ 1869.62 MeV 1.04 ps 312 µm $\frac{1}{2}(0^{-})$
$D^0$ 1864.86 MeV 0.41 ps 123 µm $\frac{1}{2}(0^{-})$
$D^*(2007)^0$ 2006.98 MeV < 2.1 MeV - $\frac{1}{2}(1^{-})$
$D^*(2010)^+$ 2010.28 MeV 96 keV - $\frac{1}{2}(1^{-})$
$D_s^+$ 1965.49 MeV 0.50 ps 150 µm $0(0^{-})$
$D_s^{*+}$ 2112.3 MeV < 1.9 MeV - $0(1^{-})$
Beautiful mesons
$B^+$ 5279.25 MeV 1.641 ps 492 µm $\frac{1}{2}(0^{-})$
$B^0$ 5279.58 MeV 1.519 ps 455 µm $\frac{1}{2}(0^{-})$
$B^*$ 5325.2 MeV 45.78 MeV - $\frac{1}{2}(1^{-})$
$B_s^0$ 5366.77 MeV 1.466 ps 449 µm $0(0^{-})$
$B_s^*$ 5415.4 MeV ? - $0(1^{-})$
$B_c^+$ 6277 MeV 0.453 ps 136 µm $0(0^{-})$
Charmonia
$\eta_{c}(1S)$ 2981.0 MeV 29.7 MeV - $0^+(0^{-+})$
$J/\psi(1S)$ 3096.9 MeV 92.9 MeV - $0^-(1^{--})$
$\chi_{c0}(1P)$ 3414.75 MeV 10.4 MeV - $0^+(0^{++})$
$\chi_{c1}(1P)$ 3510.66 MeV 0.86 MeV - $0^+(1^{++})$
$\eta_{c}(2S)$ 3638.9 MeV 10 MeV - $0^+(0^{-+})$
$\psi(2S)$ 3686.1 MeV 304 keV - $0^-(1^{--})$
$\psi(3770)$ 3773.15 MeV 27.2 MeV - $0^-(1^{--})$
Bottomonium
$\Upsilon(1S)$ 9360.3 MeV 54.0 keV - $0^-(1^{--})$
$\Upsilon(1D)$ 10163.7 MeV ? - $0^-(2^{--})$
$\Upsilon(2S)$ 10.02 MeV 32.0 keV - $0^-(1^{--})$
$\Upsilon(3S)$ 10.36 MeV 20.3 keV - $0^-(1^{--})$
$\Upsilon(4S)$ 10.58 MeV 20.5 MeV - $0^-(1^{--})$
Particle Mass $\tau$ $\tau\cdot c$ $I(J^{PC})$
Nucleons and Deltas
$p$ 938.27 MeV > 2.1E+29 yr - $\frac{1}{2}(\frac{1}{2}^{+})$
$n$ 939.57 MeV 880 s 1.76 AE $\frac{1}{2}(\frac{1}{2}^{+})$
$N(1440)$ 1440 MeV 300 MeV - $\frac{1}{2}(\frac{1}{2}^{+})$
$N(1520)$ 1520 MeV 115 MeV - $\frac{1}{2}(\frac{3}{2}^{-})$
$N(1535)$ 1535 MeV 150 MeV - $\frac{1}{2}(\frac{1}{2}^{-})$
$N(1900)$ 1900 MeV 250 MeV - $\frac{1}{2}(\frac{3}{2}^{+})$
$\Delta(1232)$ 1232 MeV 117 MeV - $\frac{3}{2}(\frac{3}{2}^{+})$
$\Delta(1620)$ 1630 MeV 140 MeV - $\frac{3}{2}(\frac{1}{2}^{-})$
Strange baryons
$\Lambda^0 $ 1115.68 MeV 263 ps 7.88 cm $0(\frac{1}{2}^{+})$
$\Lambda^0(1405) $ 1405.1 MeV 50 MeV - $0(\frac{1}{2}^{-})$
$\Lambda^0(1520) $ 1519.5 MeV 15.6 MeV - $0(\frac{3}{2}^{-})$
$\Sigma^+ $ 1189.37 MeV 80.2 ps 2.40 cm $\frac{1}{2}(\frac{1}{2}^{+})$
$\Sigma^0 $ 1192.64 MeV 7.4E-19 s 22.2 pm $\frac{1}{2}(\frac{1}{2}^{+})$
$\Sigma^- $ 1197.45 MeV 148 ps 4.43 cm $\frac{1}{2}(\frac{1}{2}^{+})$
$\Sigma(1385)^+ $ 1382.8 MeV 36 MeV - $1(\frac{3}{2}^{+})$
$\Sigma(1385)^0 $ 1383.7 MeV 36 MeV - $1(\frac{3}{2}^{+})$
$\Sigma(1385)^- $ 1387.2 MeV 39.4 MeV - $1(\frac{3}{2}^{+})$
$\Xi^0$ 1314.86 MeV 290 ps 8.71 cm $\frac{1}{2}(\frac{1}{2}^{+})$
$\Xi^-$ 1321.71 MeV 164 ps 4.91 cm $\frac{1}{2}(\frac{1}{2}^{+})$
$\Xi(1530)^0$ 1531.8 MeV 9.1 MeV - $\frac{1}{2}(\frac{3}{2}^{+})$
$\Xi(1530)^0$ 1530.0 MeV 9.9 MeV - $\frac{1}{2}(\frac{3}{2}^{+})$
$\Omega^-$ 1672.45 MeV 82.1 ps 2.46 cm $0(\frac{3}{2}^{+})$
$\Omega(2250)^-$ 2252 MeV 55 MeV - $0(?^{?})$
Charming baryons
$\Lambda_c^+ $ 2286.46 MeV 200 fs 60 µm $0(\frac{1}{2}^{+})$
$\Sigma_c^0 $ 2453.74 MeV 2.16 MeV - $1(\frac{1}{2}^{+})$
$\Sigma_c^+ $ 2452.9 MeV <4.6 MeV - $1(\frac{1}{2}^{+})$
$\Sigma_c^{++} $ 2453.98 MeV 2.26 MeV - $1(\frac{1}{2}^{+})$
Beautiful baryons
$\Lambda_b^+ $ 5619.5 MeV 1451 fs 435 µm $0(\frac{1}{2}^{+})$

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Topic revision: r16 - 2015-12-08 - OliverGruenberg
 
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