quark_4 - , c bar , c bar 2 nd 150 -1/3 -2/3 -4/3 0 0 0 -1...

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PHY2061 R. D. Field Department of Physics quark_4.doc University of Florida (J = ½ + fermions , Le = 0, L μ = 0, L τ = 0) Generation Q em = Q weak + Q U1 Quarks Mass MeV B Q em Y I I z S C h B o T o Q U1 Q weak Q color u , u , u 1 st 5 1/3 2/3 1/3 1/2 1/2 0 0 0 0 +1/6 +1/2 R , B , G d , d , d 1 st 10 1/3 -1/3 1/3 1/2 -1/2 0 0 0 0 +1/6 -1/2 R , B , G c , c , c 2 nd 1,500 1/3 2/3 4/3 0 0 0 1 0 0 +1/6 +1/2 R , B , G s , s , s 2 nd 200 1/3 -1/3 -2/3 0 0 -1 0 0 0 +1/6 -1/2 R , B , G t , t , t 3 rd 175,000 1/3 2/3 4/3 0 0 0 0 0 1 +1/6 +1/2 R , B , G b , b , b 3 rd 4,700 1/3 -1/3 -2/3 0 0 0 0 -1 0 +1/6 -1/2 R , B , G Anti- Quarks Mass MeV B Q em Y I I z S C h B o To Q U1 Qw Q color d bar , d bar , d bar 1 st 10 -1/3 1/3 -1/3 1/2 1/2 0 0 0 0 -1/6 +1/2 R bar , B bar , G bar u bar , u bar , u bar 1 st 5 -1/3 -2/3 -1/3 1/2 -1/2 0 0 0 0 -1/6 -1/2 R bar , B bar , G bar s bar , s bar , s bar 2 nd 200 -1/3 1/3 2/3 0 0 1 0 0 0 -1/6 +1/2 R bar , B bar , G
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Unformatted text preview: , c bar , c bar 2 nd 150 -1/3 -2/3 -4/3 0 0 0 -1 0 0 -1/6 -1/2 R bar , B bar , G bar b bar , b bar , b bar 3 rd 4,700 -1/3 1/3 2/3 0 0 0 0 1 0 -1/6 +1/2 R bar , B bar , G bar t bar , t bar , t bar 3 rd 175,000 -1/3 -2/3 -4/3 0 0 0 0 0 -1 -1/6 -1/2 R bar , B bar , G bar SU(2) Weak Quark and Anti-Quark Doublets: = = = G B R G B R G B R G B R G B R G B R G B R G B R G B R b t s c d u Q , , , , , , 3 , , , , , , 2 , , , , , , 1 Q Q = = = G B R G B R G B R G B R G B R G B R G B R G B R G B R t b c s u d Q , , , , , , 3 , , , , , , 2 , , , , , , 1 Q Q...
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