Dibaryon

In particle physics dibaryons are a large family of hypothetical particles that would consist of six quarks of any flavours. They are predicted to be fairly stable once formed. Robert Jaffe proposed the existence of a possibly stable H dibaryon (with the quark composition udsuds), made by combining two uds hyperons, in 1977. A number of experiment...
Found on http://en.wikipedia.org/wiki/Dibaryon
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