Array
(
    [0] => Array
        (
            [id] => 1701
            [topology] => 4<sup>2</sup>T39
            [link_rcsr] => 
            [in_col] => 2
            [transitivity] => [2221]
            [space_group] => Ccca
            [pearson] => oS12
            [cn] => 4
            [Year] => 2021
            [cn_sort] => 004-
            [topology_str] => 4^2T39
            [sp_atoms] => 
            [caid] => 539
            [nn] => 0
            [name] => 
            [pressure] => 
            [density] => 3.657
            [e_gap] => 
            [energy] => 1.256
            [bulk_mod] => 436.5
            [shear_mod] => 510.4
            [vicker_hard] => 96.5
            [ref_file] => 
            [publ_year] => 
            [ref] => 
        )

    [1] => Array
        (
            [id] => 1702
            [topology] => 4<sup>2</sup>T39
            [link_rcsr] => 
            [in_col] => 2
            [transitivity] => [2221]
            [space_group] => Ccca
            [pearson] => oS12
            [cn] => 4
            [Year] => 2021
            [cn_sort] => 004-
            [topology_str] => 4^2T39
            [sp_atoms] => 
            [caid] => 539
            [nn] => 1
            [name] => 4<sup>2</sup>T39
            [pressure] => 
            [density] => 
            [e_gap] => 
            [energy] => 
            [bulk_mod] => 
            [shear_mod] => 
            [vicker_hard] => 
            [ref_file] => /References/2021_npjComputMater_7_15
            [publ_year] => 2021
            [ref] => doi:&nbsp;<a href="http://doi.org/10.1038/s41524-021-00491-y" target="_blank">10.1038/s41524-021-00491-y</a>
        )

)