xxx
Array
(
    [0] => Array
        (
            [id] => 524
            [topology] => tfg
            [link_rcsr] => http://rcsr.net/nets/tfg
            [in_col] => 2
            [transitivity] => [2233]
            [space_group] => Pm-3m
            [pearson] => cP20
            [cn] => 3, 4 (2:3)
            [Year] => 2006
            [cn_sort] => 003-004-002-003-
            [topology_str] => tfg
            [caid] => 98
            [nn] => 0
            [name] => 
            [pressure] => 
            [density] => 2.853
            [e_gap] => 
            [energy] => 0.667
            [bulk_mod] => 340.2
            [shear_mod] => 187.4
            [vicker_hard] => 22.9
            [ref_file] => 
            [publ_year] => 
            [ref] => 
        )

    [1] => Array
        (
            [id] => 525
            [topology] => tfg
            [link_rcsr] => http://rcsr.net/nets/tfg
            [in_col] => 2
            [transitivity] => [2233]
            [space_group] => Pm-3m
            [pearson] => cP20
            [cn] => 3, 4 (2:3)
            [Year] => 2006
            [cn_sort] => 003-004-002-003-
            [topology_str] => tfg
            [caid] => 98
            [nn] => 1
            [name] => C20 sc
            [pressure] => 
            [density] => 
            [e_gap] => Metal
            [energy] => 
            [bulk_mod] => 349
            [shear_mod] => 
            [vicker_hard] => 
            [ref_file] => /References/2006_PhysRev_B_74_172101
            [publ_year] => 2006
            [ref] => 
        )

)
xxx