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- # Relevant Section of Enzo Paramter File (NOT COMPLETE!)
- ProblemType = 30 // cosmology simulation
- TopGridRank = 3
- TopGridDimensions = 128 128 128
- SelfGravity = 1 // gravity on
- TopGridGravityBoundary = 0 // Periodic BC for gravity
- LeftFaceBoundaryCondition = 3 3 3 // same for fluid
- RightFaceBoundaryCondition = 3 3 3
- RefineBy = 2
- #
- CosmologySimulationOmegaBaryonNow = 0.0486
- CosmologySimulationOmegaCDMNow = 0.2603
- CosmologySimulationDensityName = GridDensity
- CosmologySimulationVelocity1Name = GridVelocities_x
- CosmologySimulationVelocity2Name = GridVelocities_y
- CosmologySimulationVelocity3Name = GridVelocities_z
- CosmologySimulationCalculatePositions = 1
- CosmologySimulationParticleVelocity1Name = ParticleVelocities_x
- CosmologySimulationParticleVelocity2Name = ParticleVelocities_y
- CosmologySimulationParticleVelocity3Name = ParticleVelocities_z
- CosmologySimulationParticleDisplacement1Name = ParticleDisplacements_x
- CosmologySimulationParticleDisplacement2Name = ParticleDisplacements_y
- CosmologySimulationParticleDisplacement3Name = ParticleDisplacements_z
- #
- # define cosmology parameters
- #
- ComovingCoordinates = 1 // Expansion ON
- CosmologyOmegaMatterNow = 0.3089
- CosmologyOmegaLambdaNow = 0.6911
- CosmologyHubbleConstantNow = 0.6774 // in 100 km/s/Mpc
- CosmologyComovingBoxSize = 500 // in Mpc/h
- CosmologyMaxExpansionRate = 0.015 // maximum allowed delta(a)/a
- CosmologyInitialRedshift = 200 //
- CosmologyFinalRedshift = 0 //
- GravitationalConstant = 1 // this must be true for cosmology
- #
- #
- ParallelRootGridIO = 1
- ParallelParticleIO = 1
- PartitionNestedGrids = 1
- CosmologySimulationNumberOfInitialGrids = 1
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