xxx
Array
(
    [0] => Array
        (
            [id] => 974
            [topology] => 4<sup>4</sup>T35
            [link_rcsr] => 
            [in_col] => 4
            [transitivity] => [4873]
            [space_group] => P2/m
            [pearson] => mP8
            [cn] => 4
            [Year] => 2012
            [cn_sort] => 004-
            [topology_str] => 4<sup>4</sup>T35
            [caid] => 225
            [nn] => 0
            [name] => 
            [pressure] => 
            [density] => 3.377
            [e_gap] => 
            [energy] => 0.737
            [bulk_mod] => 414.0
            [shear_mod] => 452.1
            [vicker_hard] => 84.1
            [ref_file] => 
            [publ_year] => 
            [ref] => 
        )

    [1] => Array
        (
            [id] => 975
            [topology] => 4<sup>4</sup>T35
            [link_rcsr] => 
            [in_col] => 4
            [transitivity] => [4873]
            [space_group] => P2/m
            [pearson] => mP8
            [cn] => 4
            [Year] => 2012
            [cn_sort] => 004-
            [topology_str] => 4<sup>4</sup>T35
            [caid] => 225
            [nn] => 1
            [name] => F-carbon
            [pressure] => 
            [density] => 
            [e_gap] => 
            [energy] => 
            [bulk_mod] => 
            [shear_mod] => 
            [vicker_hard] => 
            [ref_file] => /References/2012_JACS_134_12362
            [publ_year] => 2012
            [ref] => 
        )

    [2] => Array
        (
            [id] => 976
            [topology] => 4<sup>4</sup>T35
            [link_rcsr] => 
            [in_col] => 4
            [transitivity] => [4873]
            [space_group] => P2/m
            [pearson] => mP8
            [cn] => 4
            [Year] => 2012
            [cn_sort] => 004-
            [topology_str] => 4<sup>4</sup>T35
            [caid] => 225
            [nn] => 2
            [name] => F-carbon
            [pressure] => 
            [density] => 
            [e_gap] => 4.52
            [energy] => 
            [bulk_mod] => 410.2
            [shear_mod] => 460.5
            [vicker_hard] => 93.9
            [ref_file] => /References/2012_JPhysCondMat_24_165504
            [publ_year] => 2012
            [ref] => 
        )

    [3] => Array
        (
            [id] => 977
            [topology] => 4<sup>4</sup>T35
            [link_rcsr] => 
            [in_col] => 4
            [transitivity] => [4873]
            [space_group] => P2/m
            [pearson] => mP8
            [cn] => 4
            [Year] => 2012
            [cn_sort] => 004-
            [topology_str] => 4<sup>4</sup>T35
            [caid] => 225
            [nn] => 3
            [name] => Z-carbon-1
            [pressure] => 
            [density] => 
            [e_gap] => 4.54
            [energy] => 
            [bulk_mod] => 429
            [shear_mod] => 
            [vicker_hard] => 66.7
            [ref_file] => /References/2012_JAmChemSoc_134_7530
            [publ_year] => 2012
            [ref] => 
        )

    [4] => Array
        (
            [id] => 978
            [topology] => 4<sup>4</sup>T35
            [link_rcsr] => 
            [in_col] => 4
            [transitivity] => [4873]
            [space_group] => P2/m
            [pearson] => mP8
            [cn] => 4
            [Year] => 2012
            [cn_sort] => 004-
            [topology_str] => 4<sup>4</sup>T35
            [caid] => 225
            [nn] => 4
            [name] => J-carbon
            [pressure] => 
            [density] => 
            [e_gap] => 4.56
            [energy] => 
            [bulk_mod] => 394.9
            [shear_mod] => 
            [vicker_hard] => 
            [ref_file] => /References/2012_JChemPhys_137_024502
            [publ_year] => 2012
            [ref] => 
        )

    [5] => Array
        (
            [id] => 979
            [topology] => 4<sup>4</sup>T35
            [link_rcsr] => 
            [in_col] => 4
            [transitivity] => [4873]
            [space_group] => P2/m
            [pearson] => mP8
            [cn] => 4
            [Year] => 2012
            [cn_sort] => 004-
            [topology_str] => 4<sup>4</sup>T35
            [caid] => 225
            [nn] => 5
            [name] => S-carbon
            [pressure] => 
            [density] => 3.44
            [e_gap] => 5.52
            [energy] => 
            [bulk_mod] => 412.6
            [shear_mod] => 457.7
            [vicker_hard] => 78.3
            [ref_file] => /References/2012_PhysRevLet_108_135501
            [publ_year] => 2012
            [ref] => 
        )

    [6] => Array
        (
            [id] => 980
            [topology] => 4<sup>4</sup>T35
            [link_rcsr] => 
            [in_col] => 4
            [transitivity] => [4873]
            [space_group] => P2/m
            [pearson] => mP8
            [cn] => 4
            [Year] => 2012
            [cn_sort] => 004-
            [topology_str] => 4<sup>4</sup>T35
            [caid] => 225
            [nn] => 6
            [name] => M10-carbon
            [pressure] => 
            [density] => 
            [e_gap] => 4.4
            [energy] => 
            [bulk_mod] => 423.7
            [shear_mod] => 
            [vicker_hard] => 93.5
            [ref_file] => /References/2013_EurPhysJB_86_383
            [publ_year] => 2013
            [ref] => 
        )

    [7] => Array
        (
            [id] => 981
            [topology] => 4<sup>4</sup>T35
            [link_rcsr] => 
            [in_col] => 4
            [transitivity] => [4873]
            [space_group] => P2/m
            [pearson] => mP8
            [cn] => 4
            [Year] => 2012
            [cn_sort] => 004-
            [topology_str] => 4<sup>4</sup>T35
            [caid] => 225
            [nn] => 7
            [name] => F-carbon
            [pressure] => 
            [density] => 
            [e_gap] => 
            [energy] => 
            [bulk_mod] => 404
            [shear_mod] => 
            [vicker_hard] => 
            [ref_file] => /References/2014_Carbon_raman
            [publ_year] => 2014
            [ref] => 
        )

    [8] => Array
        (
            [id] => 982
            [topology] => 4<sup>4</sup>T35
            [link_rcsr] => 
            [in_col] => 4
            [transitivity] => [4873]
            [space_group] => P2/m
            [pearson] => mP8
            [cn] => 4
            [Year] => 2012
            [cn_sort] => 004-
            [topology_str] => 4<sup>4</sup>T35
            [caid] => 225
            [nn] => 8
            [name] => F-carbon
            [pressure] => 
            [density] => 
            [e_gap] => 
            [energy] => 
            [bulk_mod] => 
            [shear_mod] => 
            [vicker_hard] => 
            [ref_file] => /References/2015_ChinPhysLett_3_096201
            [publ_year] => 2015
            [ref] => 
        )

    [9] => Array
        (
            [id] => 983
            [topology] => 4<sup>4</sup>T35
            [link_rcsr] => 
            [in_col] => 4
            [transitivity] => [4873]
            [space_group] => P2/m
            [pearson] => mP8
            [cn] => 4
            [Year] => 2012
            [cn_sort] => 004-
            [topology_str] => 4<sup>4</sup>T35
            [caid] => 225
            [nn] => 9
            [name] => S-carbon
            [pressure] => 
            [density] => 
            [e_gap] => 
            [energy] => 
            [bulk_mod] => 
            [shear_mod] => 
            [vicker_hard] => 
            [ref_file] => /References/2015_ModPhysLettB_29_1530011
            [publ_year] => 2015
            [ref] => 
        )

    [10] => Array
        (
            [id] => 984
            [topology] => 4<sup>4</sup>T35
            [link_rcsr] => 
            [in_col] => 4
            [transitivity] => [4873]
            [space_group] => P2/m
            [pearson] => mP8
            [cn] => 4
            [Year] => 2012
            [cn_sort] => 004-
            [topology_str] => 4<sup>4</sup>T35
            [caid] => 225
            [nn] => 10
            [name] => F-C
            [pressure] => 
            [density] => 
            [e_gap] => 
            [energy] => 
            [bulk_mod] => 
            [shear_mod] => 
            [vicker_hard] => 
            [ref_file] => /References/2015_PhysLettA_379_2116
            [publ_year] => 2015
            [ref] => 
        )

    [11] => Array
        (
            [id] => 985
            [topology] => 4<sup>4</sup>T35
            [link_rcsr] => 
            [in_col] => 4
            [transitivity] => [4873]
            [space_group] => P2/m
            [pearson] => mP8
            [cn] => 4
            [Year] => 2012
            [cn_sort] => 004-
            [topology_str] => 4<sup>4</sup>T35
            [caid] => 225
            [nn] => 11
            [name] => F-carbon
            [pressure] => 
            [density] => 
            [e_gap] => 
            [energy] => 
            [bulk_mod] => 
            [shear_mod] => 
            [vicker_hard] => 
            [ref_file] => /References/2016_PhysRevB_93_085201
            [publ_year] => 2016
            [ref] => 
        )

)
xxx