projectideas
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projectideas [2014/05/29 14:08] cyburt |
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| - Create a hydrostatic configuration for a polytropic star. Solutions can be derived from the Lane-Emden equation ([[http://en.wikipedia.org/wiki/Lane%E2%80%93Emden_equation|Lane-Emden equation]]). | - Create a hydrostatic configuration for a polytropic star. Solutions can be derived from the Lane-Emden equation ([[http://en.wikipedia.org/wiki/Lane%E2%80%93Emden_equation|Lane-Emden equation]]). | ||
| + | - Please look in the "Explode a Polytropic Star" folder in the Projects/Project Ideas folder in the Document Server for a python code that calculates the profile of a polytropic star. | ||
| - For an initial condition, increase the central pressure (and only the central point) by some factor of the hydrostatic value (just as in the Sedov Blast Wave). | - For an initial condition, increase the central pressure (and only the central point) by some factor of the hydrostatic value (just as in the Sedov Blast Wave). | ||
| - Evolve the star given this deposition of energy in the center of the star. | - Evolve the star given this deposition of energy in the center of the star. | ||
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| == hydro:== | == hydro:== | ||
| - | * Simulate the effects of a near-earth supernova explosion at 10 pc | + | * Simulate the effects of a near-earth supernova explosion at 10 pc (the "kill radius") and the resulting collision of the blast with solar wind. Will the supernova reach 1 AU? How does the answer depend on the supernova explosion energy? Distance? Interstellar density? |
| - | (the "kill radius") and the resulting collision of the blast with solar wind. | + | |
| - | Will the supernova reach 1 AU? How does the answer depend on the supernova | + | |
| - | explosion energy? Distance? Interstellar density? | + | |
projectideas.txt · Last modified: 2014/06/06 13:39 by cyburt
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