Changes

Quantum coherence is when quantum particles or waves are in a fixed relationship or [[quantum entanglement]] with each other.  This is sometimes described as being "in-phase", in contrast to when a disturbance breaks the correlation and ends the fixed relationship.

Quantum coherence occurs when quantum particles or waves are in a fixed relationship or [[quantum entanglement]] with each other.  This is sometimes described as being "in-phase", in contrast to when a disturbance breaks the correlation and ends the fixed relationship.