xxx
Array
(
    [0] => Array
        (
            [id] => 765
            [topology] => 3<sup>2</sup>,4T201
            [link_rcsr] => 
            [in_col] => 3
            [transitivity] => [3542]
            [space_group] => Pn-3m
            [pearson] => cP80
            [cn] => 3, 4 (9:1)
            [Year] => 2008
            [cn_sort] => 003-004-009-001-
            [topology_str] => 3<sup>2</sup>,4T201
            [caid] => 169
            [nn] => 0
            [name] => 
            [pressure] => 
            [density] => 1.913
            [e_gap] => 
            [energy] => 1.107
            [bulk_mod] => 60.2
            [shear_mod] => 43.5
            [vicker_hard] => 5.3
            [ref_file] => 
            [publ_year] => 
            [ref] => 
        )

    [1] => Array
        (
            [id] => 766
            [topology] => 3<sup>2</sup>,4T201
            [link_rcsr] => 
            [in_col] => 3
            [transitivity] => [3542]
            [space_group] => Pn-3m
            [pearson] => cP80
            [cn] => 3, 4 (9:1)
            [Year] => 2008
            [cn_sort] => 003-004-009-001-
            [topology_str] => 3<sup>2</sup>,4T201
            [caid] => 169
            [nn] => 1
            [name] => AHD C40 (2-fold)
            [pressure] => 
            [density] => 1.88
            [e_gap] => 0.94
            [energy] => 
            [bulk_mod] => 60.31
            [shear_mod] => 
            [vicker_hard] => 
            [ref_file] => /References/2008_PhysRevB_77_113402
            [publ_year] => 2008
            [ref] => 
        )

)
xxx