Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Nuclear astrophysical plasmas: ion distribution functions and fusion
  rates   This article illustrates how very small deviations from the Maxwellian
exponential tail, while leaving unchanged bulk quantities, can yield dramatic
effects on fusion reaction rates and discuss several mechanisms that can cause
such deviations.

33
The categories of this paper are: plasm-ph
22
The categories of this paper are: chao-dyn
9
The categories of this paper are: nlin
34
The categories of this paper are: chem-ph
31
The categories of this paper are: ao-sci
8
The categories of this paper are: hep-ex
14
The categories of this paper are: math-ph
36
The categories of this paper are: cmp-lg
29
The categories of this paper are: funct-an
2
The categories of this paper are: math
23
The categories of this paper are: solv-int
5
The categories of this paper are: gr-qc
1
The categories of this paper are: cs
16
The categories of this paper are: stat
35
The categories of this paper are: mtrl-th
0
The categories of this paper are: hep-ph