xxx
Array
(
    [0] => Array
        (
            [id] => 1653
            [topology] => 4<sup>4</sup>T125
            [link_rcsr] => 
            [in_col] => 4
            [transitivity] => [4951]
            [space_group] => P2/m1
            [pearson] => mP16
            [cn] => 4
            [Year] => 2017
            [cn_sort] => 004-
            [topology_str] => 4<sup>4</sup>T125
            [caid] => 515
            [nn] => 0
            [name] => 
            [pressure] => 
            [density] => 3.431
            [e_gap] => 
            [energy] => 0.785
            [bulk_mod] => 407.5
            [shear_mod] => 456.8
            [vicker_hard] => 85.6
            [ref_file] => 
            [publ_year] => 
            [ref] => 
        )

    [1] => Array
        (
            [id] => 1654
            [topology] => 4<sup>4</sup>T125
            [link_rcsr] => 
            [in_col] => 4
            [transitivity] => [4951]
            [space_group] => P2/m1
            [pearson] => mP16
            [cn] => 4
            [Year] => 2017
            [cn_sort] => 004-
            [topology_str] => 4<sup>4</sup>T125
            [caid] => 515
            [nn] => 1
            [name] => G230
            [pressure] => 
            [density] => 
            [e_gap] => 
            [energy] => 
            [bulk_mod] => 
            [shear_mod] => 
            [vicker_hard] => 
            [ref_file] => /References/2017_ChemPhysChem_18_873
            [publ_year] => 2017
            [ref] => 
        )

)
xxx