Abstract
In order that the effect of graviation of the thermal background neutrinos on the expansion of the universe not be too severe, their mass should be less than 8 eVc2.
| Original language | English |
|---|---|
| Pages (from-to) | 669-670 |
| Number of pages | 2 |
| Journal | Physical Review Letters |
| Volume | 29 |
| Issue number | 10 |
| DOIs | |
| State | Published - 1972 |