The Photino reference article from the English Wikipedia on 24-Apr-2004
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Photino

Helping orphans the way you would do it
A photino is a subatomic particle, the fermion WIMP superpartner of the photon predicted by supersymmetry. Photinos have a lepton number 0, baryon number 0, and spin 1/2. With an R-parity of -1 it is a possible candidate for dark matter.

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