Array
(
    [0] => Array
        (
            [id] => 611
            [topology] => lon-a
            [link_rcsr] => http://rcsr.net/nets/lon-a
            [in_col] => 2
            [transitivity] => [2443]
            [space_group] => P63/mmc
            [pearson] => hP16
            [cn] => 4
            [Year] => 2013
            [cn_sort] => 004-
            [topology_str] => lon-a
            [caid] => 128
            [nn] => 0
            [name] => 
            [pressure] => 
            [density] => 1.515
            [e_gap] => 
            [energy] => 1.859
            [bulk_mod] => 162.4
            [shear_mod] => 46.5
            [vicker_hard] => 7.2
            [ref_file] => 
            [publ_year] => 
            [ref] => 
        )

    [1] => Array
        (
            [id] => 612
            [topology] => lon-a
            [link_rcsr] => http://rcsr.net/nets/lon-a
            [in_col] => 2
            [transitivity] => [2443]
            [space_group] => P63/mmc
            [pearson] => hP16
            [cn] => 4
            [Year] => 2013
            [cn_sort] => 004-
            [topology_str] => lon-a
            [caid] => 128
            [nn] => 1
            [name] => L-carbon
            [pressure] => 
            [density] => 1.50
            [e_gap] => 
            [energy] => 
            [bulk_mod] => 158.1
            [shear_mod] => 
            [vicker_hard] => 
            [ref_file] => /References/pnas.201311028SI
            [publ_year] => 
            [ref] => 
        )

)