A subatomic particle classified as having a non-zero value for strangeness.
- We now know that protons and pions are made up of up and down quarks, while these ‘strange particles’ have at least one of a new type of quark that is much like the down quark, only heavier.
- The enhanced production of strange particles in heavy ion collisions is considered an important signature of the presence of a Quark-Gluon Plasma.
- One of the huge tasks that the strangeness group is faced with is counting all the strange particles released from the collision.
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