Question

Please explain false vaccum briefly​

Answer 1

Answer:

In quantum field theory, a false vacuum is a hypothetical vacuum that is somewhat, but not entirely, stable. It may last for a very long time in that state, and might eventually move to a more stable state.

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Answer 2

Answer:

For most of us, a vacuum refers to outer space and other places devoid of matter. However, outer space is not really empty. Instead, it contains fluctuating quantum fields that produce the particles responsible for the fundamental laws of physics throughout our universe