A neutrally charged particle in the nucleus of an atom.
Neutron Quotes in A Brief History of Time
The A Brief History of Time quotes below are all either spoken by Neutron or refer to Neutron. For each quote, you can also see the other terms and themes related to it (each theme is indicated by its own dot and icon, like this one: Note: all page numbers and citation info for the quotes below refer to the Bantam edition of A Brief History of Time published in 1988.).
Chapter 5 Quotes
We now know that neither the atoms nor the protons and neutrons within them are indivisible. So the question is: what are the truly elementary particles, the basic building blocks from which everything is made?
Neutron Term Timeline in A Brief History of Time
The timeline below shows where the term Neutron appears in A Brief History of Time. The colored dots and icons indicate which themes are associated with that appearance.
...collapsing. Landau also showed that stars supported by the exclusion principle acting between protons and neutrons would become neutron stars, which are much smaller and denser than white dwarves. (full context)
...made up of photons, electrons, and neutrinos, along with their anti-particles, and some protons and neutrons. As the universe cooled, electron and anti-electron pairs would annihilate each other at a rate... (full context)
...after the big bang, the universe’s temperature would be 1 billion degrees, meaning protons and neutrons could not escape the strong nuclear force and began to form into the nuclei of... (full context)
...as they contract again. The central portions of the star contract into dense regions, becoming neutron stars or black holes, though this is not yet fully understood. Sometimes outer parts of... (full context)
...after Paul Dirac discovered the workings of the electron. Of course, the discovery of the neutron and nuclear forces just opened up more questions. Even so, science is still progressing toward... (full context)