xxx
Array
(
    [0] => Array
        (
            [id] => 949
            [topology] => 3<sup>3</sup>,4T80
            [link_rcsr] => 
            [in_col] => 4
            [transitivity] => [4863]
            [space_group] => Immm
            [pearson] => oI28
            [cn] => 3, 4 (5:2)
            [Year] => 2011
            [cn_sort] => 003-004-005-002-
            [topology_str] => 3<sup>3</sup>,4T80
            [caid] => 223
            [nn] => 0
            [name] => 
            [pressure] => 
            [density] => 2.868
            [e_gap] => 
            [energy] => 0.788
            [bulk_mod] => 171.4
            [shear_mod] => 141.1
            [vicker_hard] => 20.8
            [ref_file] => 
            [publ_year] => 
            [ref] => 
        )

    [1] => Array
        (
            [id] => 950
            [topology] => 3<sup>3</sup>,4T80
            [link_rcsr] => 
            [in_col] => 4
            [transitivity] => [4863]
            [space_group] => Immm
            [pearson] => oI28
            [cn] => 3, 4 (5:2)
            [Year] => 2011
            [cn_sort] => 003-004-005-002-
            [topology_str] => 3<sup>3</sup>,4T80
            [caid] => 223
            [nn] => 1
            [name] => 3D-(8,0)
            [pressure] => 
            [density] => 2.944
            [e_gap] => 
            [energy] => 
            [bulk_mod] => 280.6
            [shear_mod] => 198.3
            [vicker_hard] => 54.5
            [ref_file] => /References/2011_ACSNano_7226
            [publ_year] => 2011
            [ref] => 
        )

)
xxx