xxx
Array
(
    [0] => Array
        (
            [id] => 1289
            [topology] => 4<sup>16</sup>T5
            [link_rcsr] => 
            [in_col] => 14
            [transitivity] => [(16)(21)(20)(16)]
            [space_group] => Imma
            [pearson] => oI88
            [cn] => 4
            [Year] => 2016
            [cn_sort] => 004-
            [topology_str] => 4<sup>16</sup>T5
            [caid] => 339
            [nn] => 0
            [name] => 
            [pressure] => 
            [density] => 3.512
            [e_gap] => 
            [energy] => 0.600
            [bulk_mod] => 423.9
            [shear_mod] => 497.0
            [vicker_hard] => 94.0
            [ref_file] => 
            [publ_year] => 
            [ref] => 
        )

    [1] => Array
        (
            [id] => 1290
            [topology] => 4<sup>16</sup>T5
            [link_rcsr] => 
            [in_col] => 14
            [transitivity] => [(16)(21)(20)(16)]
            [space_group] => Imma
            [pearson] => oI88
            [cn] => 4
            [Year] => 2016
            [cn_sort] => 004-
            [topology_str] => 4<sup>16</sup>T5
            [caid] => 339
            [nn] => 1
            [name] => 10(II)
            [pressure] => 
            [density] => 
            [e_gap] => 
            [energy] => 
            [bulk_mod] => 
            [shear_mod] => 
            [vicker_hard] => 
            [ref_file] => /References/2016_PhysRevB_93_085201
            [publ_year] => 2016
            [ref] => 
        )

)
xxx