3 ms·
Indeed, as orlp mentioned, light is self-propagating and does not require a medium. This is broadly true for all EM waves.
by glitchc 3y ago
Indeed, as orlp mentioned, light is self-propagating and does not require a medium. This is broadly true for all EM waves.
- Dylan16807 3y agoWe're talking about a CPU, not light traveling in a straight line forever.
- goatlover 3y agoWhy isn't the EM field the medium? Or even spacetime?
- aj7 3y agoYou are confusing geometry, and the excitation traveling through that geometry.
- aj7 3y agoBut it needs SPACE, on the order of a few um minimum, that cannot be occupied by other devices.