Superstrings and dark matter
classification
✦ hep-ph
astro-ph
keywords
scalestatesdarkmatterstringaroundclosecontribute
read the original abstract
We point out that the spectrum and interactions of light states of the heterotic string indicate a string scale close to the GUT scale, and a mass generating scale for the gravitationally interacting states around 10^9 GeV if these states contribute a large fraction to dark matter.
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