xxx
Array
(
    [0] => Array
        (
            [id] => 1257
            [topology] => 3,4<sup>11</sup>T2
            [link_rcsr] => 
            [in_col] => 12
            [transitivity] => [(12)(19)(17)(10)]
            [space_group] => C2/m
            [pearson] => mS48
            [cn] => 3, 4 (1:11)
            [Year] => 2013
            [cn_sort] => 003-004-001-011-
            [topology_str] => 3,4<sup>11</sup>T2
            [caid] => 325
            [nn] => 0
            [name] => 
            [pressure] => 
            [density] => 3.481
            [e_gap] => 
            [energy] => 0.675
            [bulk_mod] => 420.6
            [shear_mod] => 481.1
            [vicker_hard] => 90.6
            [ref_file] => 
            [publ_year] => 
            [ref] => 
        )

    [1] => Array
        (
            [id] => 1258
            [topology] => 3,4<sup>11</sup>T2
            [link_rcsr] => 
            [in_col] => 12
            [transitivity] => [(12)(19)(17)(10)]
            [space_group] => C2/m
            [pearson] => mS48
            [cn] => 3, 4 (1:11)
            [Year] => 2013
            [cn_sort] => 003-004-001-011-
            [topology_str] => 3,4<sup>11</sup>T2
            [caid] => 325
            [nn] => 1
            [name] => 24C
            [pressure] => 20
            [density] => 
            [e_gap] => 
            [energy] => 
            [bulk_mod] => 
            [shear_mod] => 
            [vicker_hard] => 
            [ref_file] => /References/2013_PhysRev_B_88_014102
            [publ_year] => 2013
            [ref] => 
        )

)
xxx