strong nuclear force

Binds atomic nuclei

The strong nuclear force is one of the four fundamental forces in physics, responsible for binding protons and neutrons together in atomic nuclei.

It is the strongest of all forces at extremely short ranges—about the size of an atomic nucleus—but drops off rapidly beyond that distance.

Without the strong force, the electrical repulsion between positively charged protons would cause nuclei to fly apart.

Physicists also call it the strong interaction.

particles

gluons

Strong force exchange particles

  • quarksFundamental hadron components
  • hadronsQuark-containing composite particles
  • baryonsThree-quark subatomic particles

proton · neutron

QCD

gluons

Strong force exchange particles

nuclear

isotopes

Atomic number twins

critical mass · nucleosynthesis · alpha particle · magic numbers · drip line · island of stability

binding

saturation

State of complete permeation

Opposites
fundamental force strength

strong nuclear forcegravity

Mutual mass attraction

weak force · gravitational force · electromagnetic force · electromagnetism

nuclear binding vs. nuclear decay

strong nuclear forceradioactive decay

Unstable atoms releasing energy

beta decay · nuclear decay · nuclear fission

Family

strong, strongly, stronger, strongest, strength, strengthen, strengthened, strengthening, nuclear

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