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What are the main differences between fermions and bosons

2007-09-04 02:16:21 · 4 answers · asked by walt 2 in Science & Mathematics Physics

4 answers

A few differences:

Fermions:
- have half-integer spin
- cannot occupy the same quantum state as another fermion (obey Pauli exclusion principle)
- most matter is made up of fermions

Bosons:
- have whole-integer spin
- can occupy the same quantum state
- forces are thought to be propagated through force particles; bosons are force particles

2007-09-04 02:28:17 · answer #1 · answered by Anonymous · 0 0

My memory is a bit fuzzy but I think the main difference is with the spin

fermions are spin 1/2, 3/2, 5/2
bosons are spin 0, 1, 2, 3

and I think it is Paulis exclusion principle which says you can not have two fermions in the same state (but this does not apply to bosons, hence how you can have bose einstein condenstates)

2007-09-04 02:32:01 · answer #2 · answered by Mike 5 · 0 0

When I said do you own homework, I meant "Here is a hint for you to go and look up and research", not "Ask another question about the hint". Damn it, kids are so lazy these days...

2007-09-04 04:38:16 · answer #3 · answered by Anonymous · 0 0

F's and B's have half-integer vs. integer spin, respectively, by definition.

2007-09-04 02:29:06 · answer #4 · answered by Dr. R 7 · 0 0

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