Natural SciencesPhysicsAstrophysicsNuclear PhysicsParticle PhysicsBlack HolesDark MatterConstraintsElementary Particle InteractionsPrimordial Black Holes
Although the dark matter is usually assumed to be made up of some form of elementary particle, primordial black holes (PBHs) could also provide some of it. However, various constraints restrict the possible mass windows to 1016–1017 g, 1020–1024 g, and 10–...Read More