Disambiguation evidence for big bang nucleosynthesis via surface form
"Big Bang nucleosynthesis"
As subject (49)
Triples where this entity appears as subject under the
label "Big Bang nucleosynthesis".
| Predicate | Object |
|---|---|
| alsoKnownAs | BBN ⓘ |
| alsoKnownAs | primordial nucleosynthesis ⓘ |
| constrains | baryon density of the universe ⓘ |
| constrains | number of relativistic species in the early universe ⓘ |
| constrains | possible new physics beyond the Standard Model ⓘ |
| dependsOn | baryon-to-photon ratio ⓘ |
| dependsOn | expansion rate of the universe ⓘ |
| dependsOn | neutron-to-proton ratio ⓘ |
| dependsOn | number of light neutrino species ⓘ |
| differentFrom | stellar nucleosynthesis ⓘ |
| doesNotProduce | significant amounts of elements heavier than lithium ⓘ |
| endsWhen | universe becomes too cool and diffuse for further nuclear fusion ⓘ |
| explainsAbundanceOf | primordial deuterium ⓘ |
| explainsAbundanceOf | primordial helium ⓘ |
| explainsAbundanceOf | primordial lithium ⓘ |
| follows | quark–hadron transition ⓘ |
| hasOpenProblem | cosmological lithium problem ⓘ |
| helium4MassFraction | about 25 percent ⓘ |
| hydrogenMassFraction | about 75 percent ⓘ |
| instanceOf | cosmological process ⓘ |
| instanceOf | nucleosynthesis process ⓘ |
| instanceOf | physical process ⓘ |
| involves | neutron–proton interconversion ⓘ |
| involves | nuclear fusion reactions ⓘ |
| involves | weak interaction processes ⓘ |
| occursAtRedshift | greater than 10^8 ⓘ |
| occursAtTemperature | about 0.1 to 1 MeV ⓘ |
| occursAtTemperature | about 1 billion kelvin ⓘ |
| occursIn | early universe ⓘ |
| precedes | formation of the cosmic microwave background ⓘ |
| precedes | recombination ⓘ |
| primaryProduct | helium-4 ⓘ |
| primaryProduct | hydrogen-1 ⓘ |
| produces | deuterium ⓘ |
| produces | helium-3 ⓘ |
| produces | helium-4 ⓘ |
| produces | hydrogen-1 ⓘ |
| produces | light atomic nuclei ⓘ |
| produces | lithium-7 ⓘ |
| produces | trace amounts of beryllium-7 ⓘ |
| providesEvidenceFor |
Big Bang cosmology
ⓘ
surface form:
Big Bang model
|
| relatedTo | stellar nucleosynthesis ⓘ |
| sensitiveTo | cosmological parameters ⓘ |
| startsWhen | universe cools below about 1 billion kelvin ⓘ |
| studiedIn | astrophysics ⓘ |
| studiedIn | physical cosmology ⓘ |
| tests | standard cosmological model ⓘ |
| timeAfterBigBang | approximately 1 to 20 minutes ⓘ |
| timeAfterBigBang | first few minutes ⓘ |
As object (2)
Triples where some other subject referred to this entity
as "Big Bang nucleosynthesis".