A meson that contains one ordinary quark (either an up quark or a down quark) and one strange quark. K-mesons were first discovered in 1947. The shortened name 'kaon' came into use in about 1958. Kaons come in two varieties: positively charged and neutral. They are spin 0, weigh about half as much a...
Found on
http://www.daviddarling.info/encyclopedia/K/K-meson.html
This is the name for a meson that contains the exotic strange (s) quark and either an up or down quark. These particles are also known as Kaons.
Found on
http://www.encyclo.co.uk/local/21425
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