Fundamental Particles: Need to Know

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Fundamental Particles: Need to Know by Mind Map: Fundamental Particles: Need to Know

1. Every type of particle has a corresponding antiparticle

2. All types of particles have:

2.1. Rest mass

2.1.1. MeV/c^2

2.2. Charge

2.2.1. C

2.3. Rest Energy

2.3.1. MeV

3. The Four Fundamental Interactions

3.1. Gravity

3.1.1. Graviton

3.2. Strong

3.2.1. Gluon

3.2.2. Only affects Hadrons

3.3. Weak

3.3.1. Bosons

3.3.2. Beta Minus decay

3.3.3. Beta Plus decay

3.3.3.1. A u quark becomes a d quark

3.3.4. Electron Capture

3.3.5. Electron-Proton collision

3.4. Electromagnetic

3.4.1. Virtual Photons

4. Hadrons

4.1. Baryons

4.1.1. Protons

4.1.1.1. The only stable hadron

4.1.1.2. Lifetime believed to be 10^34 years

4.1.1.3. All baryons eventually decay into protons

4.1.2. Neutrons

4.1.2.1. Unstable

4.1.2.2. Decay via the Weak interaction

4.1.3. Three Quarks

4.2. Mesons

4.2.1. Pions

4.2.1.1. Exchange particle of the strong force for baryons

4.2.2. Kaons

4.2.2.1. decays into pions

5. Exchange Particles are used to explain forces on the quantum scale

6. Feynman Diagrams represent particle interactions

7. Conservations

7.1. Always Conserved

7.1.1. Lepton number

7.1.2. Baryon number

7.1.3. Charge

7.2. Not Always Conserved

7.2.1. Strangeness

7.2.1.1. Conserved in the strong

7.2.1.2. Not conserved in the weak

8. Leptons

8.1. subject to the weak interaction

8.2. Electrons

8.3. Muons

8.3.1. decays into electrons

8.4. Neutrinos

9. Strange Particles

9.1. Created in the strong interaction

9.1.1. Always created in pairs

9.1.1.1. Conserves strangeness

9.2. decay through the weak interaction

9.2.1. Strangeness not always conserved