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cosmological constant
Image: Wikimedia Commons

cosmological constant

Constant representing stress-energy density of the vacuum in Einstein's equation, which accounts for the rate of expansion of the universe

Conceptphysical constantQ59151

Also known as Einstein's cosmological constant

Instance of
Part of

Overview

All data

34 statements · 9% with external sources · numbers in brackets are citations

Discovered by
ISQ dimension
  • \mathsf{L}^{-2}
Quantity symbol (LaTeX)
  • \Lambda
Numeric value
  • 1.106e-52 reciprocal square metre

On other databases

27 identifiers linking cosmological constant across the web's reference databases