How to Calculate C Parameter in FMn Card for MCNP Code

  • Thread starter Thread starter chivasorn
  • Start date Start date
  • Tags Tags
    Code Mcnp
Click For Summary
SUMMARY

The FMn card in MCNP code requires a parameter known as C, which is crucial for defining the type of tally being calculated. The value of C varies based on the specific application, such as reaction rate or heating, and is influenced by the chosen tally type (F1, F2, F4, etc.). Understanding the context of C is essential, as it may appear on a separate line and could potentially be a comment. For accurate calculations, consulting relevant literature, especially in medical physics, is recommended.

PREREQUISITES
  • Familiarity with MCNP code and its syntax
  • Understanding of FMn card parameters
  • Knowledge of tally types in MCNP (F1, F2, F4)
  • Basic principles of medical physics related to radiation
NEXT STEPS
  • Research the calculation methods for the C parameter in MCNP FMn cards
  • Study the differences between MCNP tally types (F1, F2, F4)
  • Explore literature on medical physics applications of MCNP
  • Review examples of reaction rate and heating calculations in MCNP
USEFUL FOR

Researchers, medical physicists, and nuclear engineers who are working with MCNP code and need to understand the calculation of the C parameter for accurate simulation results.

chivasorn
Messages
22
Reaction score
0
Hi there

I have a question about FMn card in mcnp code.
there is a parameter (is named C) in front of FMn card, I can not understand to calculate the value of that parameter. please help me.

thanks a lot.
 
Engineering news on Phys.org


chivasorn said:
Hi there

I have a question about FMn card in mcnp code.
there is a parameter (is named C) in front of FMn card, I can not understand to calculate the value of that parameter. please help me.

thanks a lot.
What is the context?

It the C on a separate line and in the first column? This could be a comment.
 


I think you are referring to the first value after the FM, which in some literature and depending on what you are multiplying for is referred to as C. Depending on if you want reaction rate, heating and what sort of tally F1, F2, F4 etc then it is different.

There is good information in the literature particularly for medical physics
 

Similar threads

  • · Replies 19 ·
Replies
19
Views
4K
  • · Replies 7 ·
Replies
7
Views
4K
  • · Replies 4 ·
Replies
4
Views
1K
  • · Replies 5 ·
Replies
5
Views
1K
  • · Replies 4 ·
Replies
4
Views
3K
  • · Replies 1 ·
Replies
1
Views
3K
Replies
6
Views
1K
  • · Replies 7 ·
Replies
7
Views
3K
  • · Replies 5 ·
Replies
5
Views
4K
  • · Replies 2 ·
Replies
2
Views
3K