Instruct: Identify the main and secondary category of Arxiv papers based on the titles and abstracts
Query: Trapped Ion Quantum Computer Research at Los Alamos   We briefly review the development and theory of an experiment to investigate
quantum computation with trapped calcium ions. The ion trap, laser and ion
requirements are determined, and the parameters required for simple quantum
logic operations are described

17
The categories of this paper are: q-fin
12
The categories of this paper are: nucl-th
20
The categories of this paper are: acc-phys
8
The categories of this paper are: hep-ex
36
The categories of this paper are: cmp-lg
21
The categories of this paper are: adap-org
6
The categories of this paper are: astro-ph
10
The categories of this paper are: q-bio
9
The categories of this paper are: nlin
32
The categories of this paper are: atom-ph
4
The categories of this paper are: cond-mat
22
The categories of this paper are: chao-dyn
0
The categories of this paper are: hep-ph
11
The categories of this paper are: hep-lat
34
The categories of this paper are: chem-ph
33
The categories of this paper are: plasm-ph