Definition of free space in English:
noun[mass noun] Physics
Space unoccupied by matter or, more particularly, containing no electromagnetic or gravitational field and used as a reference.
- Photons in free space act almost exclusively as waves.
- Radiation from free space is a negligible additional contribution so is not included.
- So they're essentially sitting in free space inside a vacuum chamber.
What do you find interesting about this word or phrase?
Comments that don't adhere to our Community Guidelines may be moderated or removed.