Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: A First Look for Molecules between 103 and 133 MHz using the Murchison
  Widefield Array   We detail and present results from a pilot study to assess the feasibility of
detecting molecular lines at low radio frequencies. We observed a 400 square
degree region centred on the Galactic Centre with the Murchison Widefield Array
(MWA) between 103 and 133\,MHz targeting 28 known molecular species that have
significant transitions. The results of this survey yield tentative detections
of nitric oxide (NO) and the mercapto radical (SH). Both of these molecules
appear to be associated with evolved stars.

9
The categories of this paper are: nlin
29
The categories of this paper are: funct-an
26
The categories of this paper are: bayes-an
36
The categories of this paper are: cmp-lg
11
The categories of this paper are: hep-lat
18
The categories of this paper are: econ
17
The categories of this paper are: q-fin
1
The categories of this paper are: cs
30
The categories of this paper are: q-alg
2
The categories of this paper are: math
19
The categories of this paper are: eess
8
The categories of this paper are: hep-ex
12
The categories of this paper are: nucl-th
7
The categories of this paper are: hep-th
3
The categories of this paper are: physics
35
The categories of this paper are: mtrl-th