Assertion: dark matter's charge | /r/HasProperty | kev-mass inert fermions
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Source sentences:
text: One possible WDM candidate particle with a mass of a few keV comes from introducing two new, zero charge, zero lepton number fermions to the Standard Model of Particle Physics: "keV-mass inert fermions" (keVins) and "GeV-mass inert fermions" (GeVins).