Superheavy dark matter


We show that, contrary to the standard lore, dark matter may be superheavy (many orders of magnitude larger than the weak scale). We show that massive particles may be produced naturally during the transition from the inflationary phase to either a matter-dominated or radiation-dominated phase as a result of the expansion of the background spacetime acting… (More)


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@inproceedings{Chung1998SuperheavyDM, title={Superheavy dark matter}, author={Daniel Chung and Edward W. Kolb and Antonio Walter Riotto}, year={1998} }