Stellar structure equations in Matlab?

In summary, Alex is trying to settle an argument with a friend about whether neutron stars can be described using conventional or nuclear structure equations. He is looking for a Matlab file to help him do this, but it is unclear how the file would be useful. He also mentions a paper that might be helpful.
  • #1
ctcah
3
0
Does anyone have a Matlab file for solving the stellar structure equations that they wouldn't mind passing along? I'm trying to settle an argument with a friend that they can't really be used to describe nuetron stars and I don't have much programming experience.

Thanks,

Alex
 
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  • #2
ctcah said:
Does anyone have a Matlab file for solving the stellar structure equations that they wouldn't mind passing along? I'm trying to settle an argument with a friend that they can't really be used to describe nuetron stars and I don't have much programming experience.

Thanks,

Alex

It's not clear how a Matlab file is going to settle your argument. If your friend doesn't understand how the structure of a neutron star differs from that of a conventional star, I don't think he will be swayed by the file.
 
  • #3
SteamKing said:
It's not clear how a Matlab file is going to settle your argument. If your friend doesn't understand how the structure of a neutron star differs from that of a conventional star, I don't think he will be swayed by the file.

I just want something that can be used to give a numerical value for a given set of conditions and see how it differs from reality.
 
  • #4
How do you plan on applying the stellar structure equations to a neutron star though? It's not like a neutron star has all the same input terms as a regular star, but a different result arises due to different physics. The input terms would all (almost all) be different. If you modify the equations enough, you might as well just model a neutron star. I don't see how a MATLAB file is going to help in this case either...
 
  • #5
Nevermind, forget I asked anything.
 
  • #6
You can write code for a "cold" neutron star. Take a look at the paper, "Astrophysical APL - Diamonds in the Sky," hosted at http://nicmosis.as.arizona.edu:8000/PUBLICATIONS/WHITEDWARF_TOTV.pdf. Although the paper is for a "cold" white dwarf, you'll need to use the equation of state for a degenerate neutron gas instead of a degenerate electron gas. An additional paper to loock at is "Structure of neutron stars with unified equations of state" hosted at http://arxiv.org/abs/1206.6922.

Hope this helps.
 

1. What are the stellar structure equations and why are they important?

The stellar structure equations are a set of mathematical equations that describe the physical conditions and processes that occur within a star. They are important because they allow scientists to understand and model the internal structure and evolution of stars.

2. How can Matlab be used to solve the stellar structure equations?

Matlab is a powerful mathematical software that is commonly used to solve complex equations, such as the stellar structure equations. It provides various functions and tools that allow scientists to input the equations and solve them numerically, providing valuable insights into the properties of stars.

3. What are the main inputs and outputs of a stellar structure equation model in Matlab?

The main inputs of a stellar structure equation model in Matlab include the mass, temperature, and chemical composition of a star, as well as the equations that describe its internal processes. The main outputs of the model are the physical properties of the star, such as its radius, luminosity, and temperature, at various stages of its evolution.

4. Can Matlab be used to study different types of stars?

Yes, Matlab can be used to study different types of stars, as long as the appropriate equations and inputs are provided. The software allows for flexibility in modeling different stellar structures and conditions, making it a valuable tool for studying a wide range of stars.

5. Are there any limitations to using Matlab for solving the stellar structure equations?

While Matlab is a powerful tool for solving complex equations, it does have some limitations when it comes to modeling stellar structure. For example, it may not be suitable for extremely large or complex stars, and it may not accurately represent certain physical processes. It is important for scientists to carefully consider the assumptions and limitations of their model when using Matlab for stellar structure equations.

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