Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Editorial: Special Issue on the Atomic and Molecular Processes in the
  Ultracold Regime, the Chemical Regime, and Astrophysics   This editorial introduces the J. Phys. B: Atomic, Molecular and Optical
Physics Special Issue "Atomic and Molecular Processes in the Ultracold Regime,
the Chemical Regime and Astrophysics" dedicated to Professor Alexander Dalgarno
(1928-2015). After a brief biographical review, short summaries of the
contributed papers and their relations to some of Prof. Dalgarno's work are
given.

37
The categories of this paper are: supr-con
35
The categories of this paper are: mtrl-th
29
The categories of this paper are: funct-an
18
The categories of this paper are: econ
9
The categories of this paper are: nlin
7
The categories of this paper are: hep-th
20
The categories of this paper are: acc-phys
28
The categories of this paper are: alg-geom
36
The categories of this paper are: cmp-lg
16
The categories of this paper are: stat
24
The categories of this paper are: dg-ga
10
The categories of this paper are: q-bio
14
The categories of this paper are: math-ph
0
The categories of this paper are: hep-ph
11
The categories of this paper are: hep-lat
4
The categories of this paper are: cond-mat