Difference between revisions of "Charm-quark"
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==Key Stage 5== | ==Key Stage 5== | ||
===Meaning=== | ===Meaning=== | ||
| − | A '''charm-quark''' is a type of [[quark]] with a [[Electrical Charge|charge]] of <math>+\frac{2}{3}</math>. | + | A '''charm-quark''' ('''c''') is a type of [[quark]] with a [[Electrical Charge|charge]] of <math>+\frac{2}{3}</math>. |
===About Charm-quarks=== | ===About Charm-quarks=== | ||
| + | : The '''charm-quark''' is denoted with a lower case '''c'''. | ||
| + | : A '''charm-quark''' is the most [[mass]]ive and least stable of all [[quark]]s. | ||
{| border="1" style="border-collapse:collapse" | {| border="1" style="border-collapse:collapse" | ||
| style="height:20px; width:120px; text-align:center;"|'''[[Quark]]''' | | style="height:20px; width:120px; text-align:center;"|'''[[Quark]]''' | ||
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| style="height:20px; width:120px; text-align:center;"| | | style="height:20px; width:120px; text-align:center;"| | ||
[[Charm-quark]] | [[Charm-quark]] | ||
| − | | style="height:20px; width:120px; text-align:center;"|<math> | + | | style="height:20px; width:120px; text-align:center;"|<math>Q=+\frac{2}{3}</math> |
| style="height:20px; width:120px; text-align:center;"|<math>S=0</math> | | style="height:20px; width:120px; text-align:center;"|<math>S=0</math> | ||
| − | | style="height:20px; width:120px; text-align:center;"|<math> | + | | style="height:20px; width:120px; text-align:center;"|<math>B=+\frac{1}{3}</math> |
| − | | style="height:20px; width:120px; text-align:center;"|<math> | + | | style="height:20px; width:120px; text-align:center;"|<math>L=0</math> |
|- | |- | ||
| style="height:20px; width:120px; text-align:center;"| | | style="height:20px; width:120px; text-align:center;"| | ||
[[Anticharm-quark]] | [[Anticharm-quark]] | ||
| − | | style="height:20px; width:120px; text-align:center;"|<math> | + | | style="height:20px; width:120px; text-align:center;"|<math>Q=-\frac{2}{3}</math> |
| style="height:20px; width:120px; text-align:center;"|<math>S=0</math> | | style="height:20px; width:120px; text-align:center;"|<math>S=0</math> | ||
| − | | style="height:20px; width:120px; text-align:center;"|<math> | + | | style="height:20px; width:120px; text-align:center;"|<math>B=-\frac{1}{3}</math> |
| − | | style="height:20px; width:120px; text-align:center;"|<math> | + | | style="height:20px; width:120px; text-align:center;"|<math>L=0</math> |
|} | |} | ||
Latest revision as of 08:01, 19 July 2019
Key Stage 5
Meaning
A charm-quark (c) is a type of quark with a charge of \(+\frac{2}{3}\).
About Charm-quarks
- The charm-quark is denoted with a lower case c.
- A charm-quark is the most massive and least stable of all quarks.
| Quark | Charge/e | Strangeness | Baryon Number | Lepton Number |
| \(Q=+\frac{2}{3}\) | \(S=0\) | \(B=+\frac{1}{3}\) | \(L=0\) | |
| \(Q=-\frac{2}{3}\) | \(S=0\) | \(B=-\frac{1}{3}\) | \(L=0\) |