Primordial black holes are the earliest black holes thought to exist, and they vanished almost as fast as they came into ...

Acceptance of this model grew after it was modified with quantum theory by Niels Bohr. For his work with radiation and the ... dislodging a single particle. The particle had a positive charge ...

The only known fact about this particle is that it is part of cosmic radiation. This means it is ... and processes that go beyond the Standard Model," elaborates Prof. Fujii.

Particle physics is the study of the elementary building blocks of matter and radiation and their interaction. The fundamental particles are summarised by the standard model. This includes leptons ...

An unstable nucleus can emit a ‘package’ of two protons and two neutrons, called an alpha particle, to become more stable. Alpha radiation is made up of a stream of alpha particles emitted ...

“Since Hawking radiation produces all kinematically available particle species ... the dark matter portion “Hawking relics.” In the model explored by this paper, right after inflation ...