Difference between revisions of "Thermodynamical Properties of Elementary Particles"
From Universe in Problems
| Line 6: | Line 6: | ||
{| cellpadding="5" cellspacing="0" border="1" align="center" | {| cellpadding="5" cellspacing="0" border="1" align="center" | ||
| − | |+The Standard Model particles and their properties. | + | |+==The Standard Model particles and their properties.== |
! rowspan="2" | Particles | ! rowspan="2" | Particles | ||
!rowspan="2" |Mass | !rowspan="2" |Mass | ||
| Line 15: | Line 15: | ||
|color | |color | ||
|- align="center" | | |- align="center" | | ||
| − | |Photon($\gamma$) || 0 || 2 || 1 || 2 | + | |Photon ($\gamma$) || 0 || 2 || 1 || 2 |
|- align="center" | | |- align="center" | | ||
|$W^+,W^-$ || $80.4\, GeV$ || 3 || 1 || 6 | |$W^+,W^-$ || $80.4\, GeV$ || 3 || 1 || 6 | ||
| Line 25: | Line 25: | ||
| Higgs boson ||$>114\, GeV$||1||1||1 | | Higgs boson ||$>114\, GeV$||1||1||1 | ||
|- align="center" | | |- align="center" | | ||
| − | + | |Bosons | |
| − | | colspan="3 | + | | colspan="3" | |
| − | + | | 28 | |
|- align="center" | | |- align="center" | | ||
| $u,/,\bar{u}$ || $3\, MeV$ || 2||3||12 | | $u,/,\bar{u}$ || $3\, MeV$ || 2||3||12 | ||
| Line 38: | Line 38: | ||
|- align="center" | | |- align="center" | | ||
|$b,/,\bar{b}$||$4.2\, GeV$||2||3||12 | |$b,/,\bar{b}$||$4.2\, GeV$||2||3||12 | ||
| + | |- align="center" | | ||
| + | |$t,/,\bar{t}$||$175\,GeV$||2||3||12 | ||
| + | |- align="center" | | ||
| + | |$e^+,\,e^-$|| $0.511\, MeV $||2||1||4 | ||
| + | |- align="center" | | ||
| + | |$\mu^+,\,\mu^-$|| $105.7\,MeV$||2||1||4 | ||
| + | |- align="center" | | ||
| + | |$\tau^+,\,\tau^-$|| $1.777\, GeV$||2||1||4 | ||
| + | |- align="center" | | ||
| + | |$\nu_e,\,\bar{\nu_e}$|| $<3\,eV$||1||1||2 | ||
| + | |- align="center" | | ||
| + | |$\nu_\mu,\,\bar{\nu_\mu}$|| $<0.19\,MeV $||1||1||2 | ||
| + | |- align="center" | | ||
| + | |$\nu_\tau,\,\bar{\nu_\tau}$|| $<18.2\, MeV $||1||1||2 | ||
|} | |} | ||
Revision as of 13:14, 1 October 2012
| Particles | Mass | Number of states | $g$ (particles and anti-particles) | |
|---|---|---|---|---|
| spin | color | |||
| Photon ($\gamma$) | 0 | 2 | 1 | 2 |
| $W^+,W^-$ | $80.4\, GeV$ | 3 | 1 | 6 |
| $Z$ | $91.2\,GeV$ | 3 | 1 | 3 |
| Gluon ($g$) | 0 | 2 | 8 | 16 |
| Higgs boson | $>114\, GeV$ | 1 | 1 | 1 |
| Bosons | 28 | |||
| $u,/,\bar{u}$ | $3\, MeV$ | 2 | 3 | 12 |
| $d,/,\bar{d}$ | $6\, MeV$ | 2 | 3 | 12 |
| $s,/,\bar{s}$ | $100\,MeV$ | 2 | 3 | 12 |
| $c,/,\bar{c}$ | $1.2\,GeV$ | 2 | 3 | 12 |
| $b,/,\bar{b}$ | $4.2\, GeV$ | 2 | 3 | 12 |
| $t,/,\bar{t}$ | $175\,GeV$ | 2 | 3 | 12 |
| $e^+,\,e^-$ | $0.511\, MeV $ | 2 | 1 | 4 |
| $\mu^+,\,\mu^-$ | $105.7\,MeV$ | 2 | 1 | 4 |
| $\tau^+,\,\tau^-$ | $1.777\, GeV$ | 2 | 1 | 4 |
| $\nu_e,\,\bar{\nu_e}$ | $<3\,eV$ | 1 | 1 | 2 |
| $\nu_\mu,\,\bar{\nu_\mu}$ | $<0.19\,MeV $ | 1 | 1 | 2 |
| $\nu_\tau,\,\bar{\nu_\tau}$ | $<18.2\, MeV $ | 1 | 1 | 2 |
Contents
Problem 1
УСЛОВИЯ
solution
РЕШЕНИЕ
