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SYMMETRIES in PHYSICS

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Symmetry and Spontaneous Symmetry Break<strong>in</strong>g<br />

Selected Groups and Symmetries<br />

Spontaneous Symmetry Break<strong>in</strong>g<br />

Strong Interactions and Sub-Atomic Physics<br />

Except for the stellar objects (for which N → ∞) the subatomic<br />

objects are mesoscopic: N max ∼ 10 2 ≪ Avogadro Number ∼ 10 23<br />

Standard Models of Nuclear Interactions Symmetries<br />

1 o Mean-Field Methods SU n , SO n , po<strong>in</strong>t groups<br />

2 o Nuclear Shell-Model SU n , SO n , po<strong>in</strong>t groups<br />

3 o Nuclear Cluster Models po<strong>in</strong>t groups<br />

4 o Compound (Interact<strong>in</strong>g) Bosons group algebras<br />

5 o Collective Nuclear Models po<strong>in</strong>t groups<br />

Jerzy DUDEK<br />

<strong>SYMMETRIES</strong> <strong>in</strong> <strong>PHYSICS</strong>

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