1

GLUON

Pembawa gaya nuklir kuat Bertanggungjawab dalam mengikat quark

dan anti quark pada proton,netron dan meson dalam inti

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2

ISTILAH-ISTILAH KHUSUS DALAM STRUKTUR ATOM

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3

PHOTON

Pembawa gaya elektromagnet dan elektromagnetism (fenomena dan sifat keelektromagnetisan)

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4

WEAKON

Pembawa gaya nuklir lemah Bertanggung jawab pada peluruhan

radioaktif

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5

Graviton

Pembawa gaya gravitasi

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6

BOSON

Partikel pembawa gaya memediasi efek interaksi atau pertukaran

partikel lain

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7

Data Leptons

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Family

Particle Name

Particle Symbol

Electric Charge (fundamental charge)

Mass (MeV/c2)

Mean Life (seconds)

Leptons electron e- -1 0.511 stable

muon m -1 106 2.2 × 10-6

tau t -1 1,777 3 × 10-13

electron neutrino

he 0 0? stable

muon neutrino hm 0 0? stable

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8

Data Quark

Family

Particle Name

Particle Symbol

Electric Charge (fundamental charge)

Mass (MeV/c2)

Mean Life (seconds)

Quarks up u +2/3 1.5 to 5 N/A

down d -1/3 3 to 9 N/A

strange s -1/3 1,100 to 1,400 N/A

charm c +2/3 60 to 170 N/A

top t +2/3 ~170,000 N/A

bottom b -1/3 4,100 to 4,400 N/A

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9

Data Bosons

Family

Particle Name

Particle Symbol

Electric Charge (fundamental charge)

Mass (MeV/c2)

Mean Life (seconds)

Bosons photon g 0? 0? N/A

gluon g 0 0? N/A

W+ W+ +1 80,000 N/A

W- W- -1 80,000 N/A

Z Z 0 91,000 N/A

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10

Data Baryons

Family

Particle Name

Particle Symbol

Electric Charge (fundamental charge)

Mass (MeV/c2)

Mean Life (seconds)

Baryons proton p+ +1 938 stable

neutron n 0 940 887

positive sigma S+ +1 1,189 8 × 10-10

neutral sigma S° -1 1,193 7 × 10-20

neutral lamda l° 0 1,116 3 × 10-10

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11

Data Mesons

Family

Particle Name

Particle Symbol

Electric Charge (fundamental charge)

Mass (MeV/c2)

Mean Life (seconds)

Mesons positive pion p+ +1 140 2.6 × 10-8

neutral pion p° 0 135 8.4 × 10-17

negative pion p- -1 140 2.6 × 10-8

positive kaon K+ +1 494 1.2 × 10-8

negative kaon K- -1 494 1.2 × 10-8

D plus D+ +1 1,869 1.1 × 10-12

D minus D- -1 1,869 1.1 × 10-12

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