Supernova Cosmology Project
E274697
The Supernova Cosmology Project is an international research collaboration that used observations of distant Type Ia supernovae to discover the accelerating expansion of the universe, providing key evidence for dark energy.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Supernova Cosmology Project canonical | 3 |
| Measurements of Omega and Lambda from 42 High-Redshift Supernovae | 1 |
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
astronomy research collaboration
ⓘ
international scientific collaboration ⓘ |
| activeIn | 1990s ⓘ |
| aim |
determine the cosmological constant
ⓘ
determine the matter density of the universe ⓘ |
| basedAt |
Lawrence Berkeley National Laboratory
ⓘ
University of California, Berkeley ⓘ |
| collaboratesWith | High-z Supernova Search Team ⓘ |
| conclusion |
cosmological constant or dark energy component is non-zero
ⓘ
universe expansion is accelerating ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| dataProduct |
light curves of distant Type Ia supernovae
ⓘ
spectra of Type Ia supernovae ⓘ |
| evidenceType |
comparison with cosmological models
ⓘ
magnitude versus redshift measurements ⓘ |
| field |
observational cosmology
ⓘ
supernova astronomy ⓘ |
| impact | contributed to 2011 Nobel Prize in Physics awarded to Saul Perlmutter, Brian P. Schmidt, and Adam G. Riess ⓘ |
| keyPaperTitle |
Supernova Cosmology Project
self-linksurface differs
ⓘ
surface form:
Measurements of Omega and Lambda from 42 High-Redshift Supernovae
|
| leader | Saul Perlmutter ⓘ |
| method |
Hubble diagram of Type Ia supernovae
ⓘ
luminosity distance–redshift relation ⓘ |
| notableFinding | discovery of the accelerating expansion of the universe ⓘ |
| notableMember |
Alex Kim
ⓘ
Carl Pennypacker ⓘ Gerson Goldhaber ⓘ Greg Aldering ⓘ I. M. Hook ⓘ R. A. Knop ⓘ S. E. Deustua ⓘ Saul Perlmutter ⓘ |
| observationType | high-redshift Type Ia supernovae ⓘ |
| providedEvidenceFor | dark energy ⓘ |
| recognizedFor | precision cosmology using supernovae ⓘ |
| researchFocus |
cosmic expansion history
ⓘ
measurement of cosmological parameters ⓘ nature of dark energy ⓘ |
| resultPublication | Perlmutter et al. 1999 Astrophysical Journal paper on cosmological parameters from supernovae ⓘ |
| startPeriod | late 1980s ⓘ |
| supportsModel |
Lambda-CDM model
ⓘ
surface form:
Lambda-CDM cosmological model
|
| telescopeUsage |
ground-based optical telescopes
ⓘ
space-based observations including Hubble Space Telescope follow-up ⓘ |
| uses | Type Ia supernovae as standard candles ⓘ |
| usesTechnique |
K-corrections for supernova photometry
ⓘ
light-curve shape corrections to standardize Type Ia supernova luminosities ⓘ template image subtraction to find supernovae ⓘ wide-field imaging for supernova searches ⓘ |
| website | https://supernova.lbl.gov ⓘ |
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
Supernova Cosmology Project
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keyPaperTitle
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Supernova Cosmology Project
self-linksurface differs
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this entity surface form:
Measurements of Omega and Lambda from 42 High-Redshift Supernovae