xxx
Array
(
    [0] => Array
        (
            [id] => 204
            [topology] => pcu-h
            [link_rcsr] => 
            [in_col] => 2
            [transitivity] => [1221]
            [space_group] => R-3m
            [pearson] => hR36
            [cn] => 2, 3 (1:1)
            [Year] => 2016
            [cn_sort] => 002-003-001-001-
            [topology_str] => pcu-h
            [caid] => 27
            [nn] => 0
            [name] => 
            [pressure] => 
            [density] => 1.770
            [e_gap] => 
            [energy] => 0.711
            [bulk_mod] => 108.1
            [shear_mod] => 38.0
            [vicker_hard] => 5.7
            [ref_file] => 
            [publ_year] => 
            [ref] => 
        )

    [1] => Array
        (
            [id] => 205
            [topology] => pcu-h
            [link_rcsr] => 
            [in_col] => 2
            [transitivity] => [1221]
            [space_group] => R-3m
            [pearson] => hR36
            [cn] => 2, 3 (1:1)
            [Year] => 2016
            [cn_sort] => 002-003-001-001-
            [topology_str] => pcu-h
            [caid] => 27
            [nn] => 1
            [name] => Rh12
            [pressure] => 
            [density] => 
            [e_gap] => Metal
            [energy] => 
            [bulk_mod] => 195
            [shear_mod] => 
            [vicker_hard] => 
            [ref_file] => /References/2016_SciRep_6_24665
            [publ_year] => 2016
            [ref] => 
        )

)
xxx