Instruct: Identify the main and secondary category of Arxiv papers based on the titles
Query: Effects of Ni Substitutions on the Critical Behaviors in
  $Nd_{0.6}Sr_{0.4}Mn_{1-x}Ni_{x}O_{3}$ Manganite
8
The categories of this paper are: hep-ex
18
The categories of this paper are: econ
31
The categories of this paper are: ao-sci
20
The categories of this paper are: acc-phys
32
The categories of this paper are: atom-ph
26
The categories of this paper are: bayes-an
22
The categories of this paper are: chao-dyn
3
The categories of this paper are: physics
23
The categories of this paper are: solv-int
5
The categories of this paper are: gr-qc
11
The categories of this paper are: hep-lat
7
The categories of this paper are: hep-th
37
The categories of this paper are: supr-con
9
The categories of this paper are: nlin
2
The categories of this paper are: math
17
The categories of this paper are: q-fin