xxx
Array
(
    [0] => Array
        (
            [id] => 866
            [topology] => 3<sup>2</sup>,4<sup>2</sup>T202
            [link_rcsr] => 
            [in_col] => 4
            [transitivity] => [4423]
            [space_group] => F23
            [pearson] => cF84
            [cn] => 3, 4 (16:5)
            [Year] => 2003
            [cn_sort] => 003-004-016-005-
            [topology_str] => 3<sup>2</sup>,4<sup>2</sup>T202
            [caid] => 203
            [nn] => 0
            [name] => 
            [pressure] => 
            [density] => 2.492
            [e_gap] => 
            [energy] => 1.461
            [bulk_mod] => 121.9
            [shear_mod] => 97.4
            [vicker_hard] => 13.7
            [ref_file] => 
            [publ_year] => 
            [ref] => 
        )

    [1] => Array
        (
            [id] => 867
            [topology] => 3<sup>2</sup>,4<sup>2</sup>T202
            [link_rcsr] => 
            [in_col] => 4
            [transitivity] => [4423]
            [space_group] => F23
            [pearson] => cF84
            [cn] => 3, 4 (16:5)
            [Year] => 2003
            [cn_sort] => 003-004-016-005-
            [topology_str] => 3<sup>2</sup>,4<sup>2</sup>T202
            [caid] => 203
            [nn] => 1
            [name] => C21 crystal
            [pressure] => 
            [density] => 
            [e_gap] => Metal
            [energy] => 
            [bulk_mod] => 
            [shear_mod] => 
            [vicker_hard] => 
            [ref_file] => /References/2003_EurPhysJ_31_509
            [publ_year] => 2003
            [ref] => 
        )

)
xxx