Convert between Femtometer and other Length units.
Femtometer: A Unit of Length
A femtometer (fm) is an incredibly small unit of length, equal to 10-15 meters. It is part of the metric system and is used primarily in the field of particle physics to measure subatomic distances. To put this into perspective, a femtometer is one quadrillionth of a meter, making it useful for describing the scale of atomic nuclei and the interactions between particles within them.
The nuclear force, which binds protons and neutrons together in an atomic nucleus, typically operates at distances on the order of a few femtometers. This unit helps scientists understand the size of particles such as protons, neutrons, and even smaller entities like quarks. In experimental physics, measurements at this scale are critical for advancing our knowledge of fundamental forces and the structure of matter.
