xxx
Array
(
    [0] => Array
        (
            [id] => 745
            [topology] => 3<sup>2</sup>,4T205
            [link_rcsr] => 
            [in_col] => 3
            [transitivity] => [3432]
            [space_group] => Immm
            [pearson] => oI16
            [cn] => 3, 4 (3:1)
            [Year] => 2014
            [cn_sort] => 003-004-003-001-
            [topology_str] => 3<sup>2</sup>,4T205
            [caid] => 160
            [nn] => 0
            [name] => 
            [pressure] => 
            [density] => 2.071
            [e_gap] => 
            [energy] => 0.813
            [bulk_mod] => 220.3
            [shear_mod] => 122.4
            [vicker_hard] => 14.9
            [ref_file] => 
            [publ_year] => 
            [ref] => 
        )

    [1] => Array
        (
            [id] => 746
            [topology] => 3<sup>2</sup>,4T205
            [link_rcsr] => 
            [in_col] => 3
            [transitivity] => [3432]
            [space_group] => Immm
            [pearson] => oI16
            [cn] => 3, 4 (3:1)
            [Year] => 2014
            [cn_sort] => 003-004-003-001-
            [topology_str] => 3<sup>2</sup>,4T205
            [caid] => 160
            [nn] => 1
            [name] => oI16-carbon
            [pressure] => 
            [density] => 
            [e_gap] => 0.57
            [energy] => 
            [bulk_mod] => 219.9
            [shear_mod] => 127.7
            [vicker_hard] => 15.4
            [ref_file] => /References/2014_JSupHardMat_36_257
            [publ_year] => 2014
            [ref] => 
        )

)
xxx