Stellar Hydrodynamics



James Lombardi
Allegheny College

29 August, 2007

Stellar Hydrodynamics

SPH

Kernel W(ha) of particle a

Density due to single particle

Density due to many particles

Density due to many particles

Density due to many 3D particles

Basic SPH equations

Gravity

Allegheny College

Cartoon H-R Diagram of Globular Cluster

Blue Stragglers in Globular Cluster 47 Tucanae

Public Interest/Outreach

(0.8M¤+ 0.6M¤)rp= .37R¤ Collision:
 3D particle plot

Massive main sequence star collisions

Make Me A Star!

Thermodynamic Profiles

Slide 19

"The non-mixed structure of the..."

Ultracompact X-ray Binary Formation

Neutron star – neutron star binary formation

Advances and Tests of SPH

Future work