Construct · 1 fields · 1 citations

Gunn-Peterson trough: a standalone construct

One name. One construct. A landmark on the map.

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A single standalone construct; nearby constructs are located against it in the Collider. Tap a field for its definition, unit, and measures.

Cosmology

the absorption of quasar light just shortward of Lyman-alpha by neutral hydrogen spread through intergalactic space.

In cosmology, Gunn-Peterson trough refers to the absorption of quasar light just shortward of Lyman-alpha by neutral hydrogen spread through intergalactic space. This meaning comes from Gunn (1965) in The Astrophysical Journal.[1]

Unit
Recovery means
Measured by

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Nearby constructs

absorption6 fields · 6 citationsjingle · one word, six constructs neutral2 fields · 2 citationsjingle · one word, two constructs spread5 fields · 5 citationsjingle · one word, five constructs

References

Gunn, J. E., & Peterson, B. A. (1965). On the Density of Neutral Hydrogen in Intergalactic Space. The Astrophysical Journal, 142, 1633. https://doi.org/10.1086/148444

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