Question

what do u mean by BEC ?????? & it's defination ................​

Answer 1

Answer:

Bose-Einstein condensate (BEC), a state of matter in which separate atoms or subatomic particles, cooled to near absolute zero (0 K, − 273.15 °C, or − 459.67 °F; K = kelvin), coalesce into a single quantum mechanical entity—that is, one that can be described by a wave function—on a near-macroscopic scale.

Explanation:

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Answer 2

Answer:

BEC stands for Bose - Einstein condenser which is defined as the state of matter of a dillute gas of bosons which is cooled to temperature very close to absolute zero.