Affleck–Dine baryogenesis scenarios

E127235

Affleck–Dine baryogenesis scenarios are theoretical models in cosmology and particle physics that explain the universe’s matter–antimatter asymmetry via the dynamics of scalar fields carrying baryon number in the early universe.

All labels observed (4)

How this entity was disambiguated

Statements (48)

Predicate Object
instanceOf baryogenesis scenario ⓘ
particle physics model ⓘ
theoretical cosmology model ⓘ
addressesProblem baryon asymmetry of the universe ⓘ
aimsToExplain observed baryon-to-photon ratio in the cosmic microwave background ⓘ
assumes out-of-equilibrium evolution of scalar condensate ⓘ
basedOn Affleck–Dine mechanism ⓘ
canLeadTo Q-ball formation ⓘ
isocurvature perturbations ⓘ
large baryon-to-entropy ratio ⓘ
compatibleWith inflationary cosmology ⓘ
supersymmetric extensions of the Standard Model ⓘ
dependsOn higher-dimensional baryon-number-violating operators ⓘ
shape of scalar potential ⓘ
soft supersymmetry breaking terms ⓘ
describedIn Affleck and Dine 1985 paper on baryogenesis via flat directions ⓘ
epoch post-inflationary epoch ⓘ
field cosmology ⓘ
early universe cosmology ⓘ
particle physics ⓘ
hasPurpose explain matter–antimatter asymmetry of the universe ⓘ
hasVariant Affleck–Dine leptogenesis ⓘ
gauge-mediated Affleck–Dine baryogenesis ⓘ
gravity-mediated Affleck–Dine baryogenesis ⓘ
implements C and CP violation ⓘ
baryon number violation ⓘ
departure from thermal equilibrium ⓘ
involvesProcess decay of scalar condensate into baryons ⓘ
evolution of scalar field along flat directions ⓘ
generation of net baryon number density ⓘ
rotation of complex scalar field in field space ⓘ
namedAfter Ian Affleck ⓘ
Michael Dine ⓘ
predicts net baryon asymmetry after reheating ⓘ
relatedTo electroweak baryogenesis ⓘ
leptogenesis ⓘ
requires CP-violating phases in scalar potential ⓘ
complex scalar field with baryon charge ⓘ
satisfiesCondition Sakharov conditions ⓘ
studiedIn supersymmetric Standard Model flat directions ⓘ
timePeriod early universe ⓘ
usesConcept baryon number carrying scalar fields ⓘ
coherent scalar field condensate ⓘ
flat directions in scalar potential ⓘ
scalar field dynamics ⓘ
spontaneous baryogenesis ⓘ
supersymmetry ⓘ
yearProposed 1985 ⓘ

How these facts were elicited

Referenced by (4)

Full triples — surface form annotated when it differs from this entity's canonical label.

Q-balls → predictedIn → Affleck–Dine baryogenesis scenarios ⓘ
Affleck–Dine baryogenesis scenarios → basedOn → Affleck–Dine mechanism ⓘ
linked to: Affleck–Dine baryogenesis scenarios
Affleck–Dine baryogenesis scenarios → hasVariant → Affleck–Dine leptogenesis ⓘ
linked to: Affleck–Dine baryogenesis scenarios
Michael Dine → notableConcept → Dine–Fischler mechanism for baryogenesis ⓘ
linked to: Affleck–Dine baryogenesis scenarios