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{
"dataset_name": "Laser-induced liquid droplet explosion",
"pde": "2D axisymmetric compressible Euler equations",
"created": "08-2025",
"code": "ALPACA: https://gitlab.lrz.de/nanoshock/alpaca",
"time_dependent": true,
"include_initial_state": true,
"info":{
"num_trajectories": 128,
"num_time_steps": 201,
"num_channels": 6,
"channel_names": ["density", "pressure", "velocity_x", "velocity_y", "schlieren", "energy"],
"spatial_dimensions": 2,
"spatial_grid_size": [256, 256],
"dx": 1.250000000e-07
},
"boundary_conditions": {
"west": "Axisymmetric",
"east": "ZeroGradient",
"south": "Symmetry",
"north": "ZeroGradient"
},
"time": {
"timesteps": 201,
"t_end": 20e-9,
"dt_save": 1e-10,
"dt_solver": {
"min": 9.79372e-14,
"max": 1.29145e-11,
"mean": 6.79071e-12
},
"wall_time_per_trajectory": {
"min": 26.19531,
"max": 73.02117000000001,
"mean": 49.967211796875
},
"CFL": 0.35,
"unit": "seconds"
},
"conditioning_parameters": {
"Higher_Pressure_in_filament":{
"keyword": "hp",
"min": 1.369700e+08,
"max": 9.906100e+09,
"mean": 5.059666e+09
},
"Lower_Pressure_anywhere_else":{
"keyword": "lp",
"min": 101880.00000,
"max": 993140.00000,
"mean": 549999.84375
},
"Laser_beam_width": {
"keyword": "gasrad",
"min": 2.051400e-07,
"max": 1.488800e-06,
"mean": 8.500016e-07
},
"Droplet_radius_along_x": {
"keyword": "droprad1",
"min": 0.000010,
"max": 0.000016,
"mean": 0.000011
},
"Droplet_radius_along_y": {
"keyword": "droprad2",
"min": 0.000010,
"max": 0.000016,
"mean": 0.000011
}
},
"fields": {
"density": {
"shape": [201, 256, 256],
"dtype": "float64",
"units": "[kg]"
},
"pressure": {
"shape": [201, 256, 256],
"dtype": "float64",
"units": "[Pa]"
},
"velocity_x": {
"shape": [201, 256, 256],
"dtype": "float64",
"units": "[m/s]"
},
"velocity_y": {
"shape": [201, 256, 256],
"dtype": "float64",
"units": "[m/s]"
},
"energy": {
"shape": [201, 256, 256],
"dtype": "float64",
"units": "[J/kg]"
},
"schlieren": {
"shape": [201, 256, 256],
"dtype": "float64",
"units": "[kg/m^4]"
}
},
"global_statistics":{
"density":{
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"std": 243.38128165690046,
"min": 0.029335995319318124,
"max": 1427.2889686958108
},
"pressure":{
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"std": 99999619.60649471,
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"max": 9906100000.0
},
"velocity_x":{
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"std": 453.8099549430737,
"min": -1484.035009764289,
"max": 6919.7953959186325
},
"velocity_y":{
"mean": 450.8390045300728,
"std": 951.7427871109414,
"min": -1375.342835865244,
"max": 10130.888673901247
},
"energy":{
"mean": 68667674.76381618,
"std": 309613332.20720416,
"min": 101499.8765581337,
"max": 30018484848.48484
},
"schlieren":{
"mean": 37871761.49195326,
"std": 322966407.0627334,
"min": 0.0,
"max": 46219090641.15646
}
}
}
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