Changes between Version 14 and Version 15 of CollidingFlows
- Timestamp:
- 06/30/11 14:10:41 (14 years ago)
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CollidingFlows
v14 v15 127 127 Combining these two time scales gives a clump survivability [[latex($\xi=\frac{t_{cc}}{t_{ff}}$)]] 128 128 129 [[Image(nPTICollapsibility.png ), width=400]] which peaks at about .1129 [[Image(nPTICollapsibility.png, width=400)]] which peaks at about .1 130 130 131 131 Plotting the same quantity in n vs V space we have 132 132 133 [[Image(nVTICollapsibility.png ), width=400]]133 [[Image(nVTICollapsibility.png, width=400)]] 134 134 135 135 we can see that optimal parameters are somewhere around a density of 20 and a velocity of 16 km/s although we still need clumps to survive for ~ 10 cloud crushing times before collapsing... Of course if the wind turns off then clumps will be able to survive longer and collapse. It might be better therefore to use finite wind durations...