1998/08/06 by R. Dick, Dick, R., N. Eschrich +3
Physics and Astronomy · #Astrophysics (astro-ph) #FOS: Physical sciences #High Energy Physics - Phenomenology (hep-ph) #astro-ph #hep-ph
paper · pdf · doi:10.48550/arxiv.hep-ph/9808245
7 pages, 1 figure, uses iopconf1.sty, to appear in the proceedings of DARK98, Heidelberg (Germany) 20-24 July 1998
arxiv created 1998/08/06 · arxiv updated 2009/11/30
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 109 GeV if these states contribute a large fraction to dark matter.