quarks three families Standard - Theory III II I.

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Presentation transcript:

quarks three families

Standard - Theory

III II I

quarks only 45% of total momentum !

momentum

triangle diagram - good agreement with experiment

factor 9 too small in decay rate

Electron-positron-annihilation

20 proton

quark model 23 color factor 3 in amplitude => experiment

25

exact symmetry SU(3)

color singlets

Johannes Paul II

8 massless gauge bosons gluons

electrodynamics

gluon chromodynamics

35

gluons: 55% of total momentum !

gluons

quark gluongluon

46

60

61 Feynman

e(-)e(+)

Elektron Positron Quark Antiquark

Meson Meson

e(-)e(+)

66

68

Large Hadron Collider LHC

quark – gluon plasma Big bang

electromagnetic interaction Van-der-Waals force atoms molecules

strong interaction nuclear force mesons baryons atomic nuclei

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