in_ex.json

{
    "CompCell" : {
        "procs"         : 1,
        "x_size"        : 30.0,
        "y_size"        : 30.0,
        "z_size"        : 0.0,
        "res"           : 10,
        "PML_Thick"     : 20,
        "courant"       : 0.5
    },
    "PML" :  [
        {
            "direction" : "Y",
            "thickness" : 20
        }
    ],
    "SourceList"  : [
        {
            "profile"   : "gaussian",
            "fcen"      : 3.000,
            "fwidth"    : 1.000,
            "cutoff"    : 20.00,
            "t_start"   : 10.00,
            "size_x"    : 30.00,
            "size_y"    : 0.00,
            "pol"       : "Ez",
            "loc_x"     : 0.00,
            "loc_y"     : 0.00
        }
    ],
    "ObjectList": [
        {
            "shape"     : "sphere",
            "radius"    : 1.00,
            "loc_x"     : 3.00,
            "loc_y"     : 3.00,
            "eps"       : 1.00,
            "pols"      : [
                {
                    "sigma" : 10.20,
                    "gamma" : 10.20,
                    "omega" : 10.20
                },
                {
                    "sigma" : 2.00,
                    "gamma" : 2.00,
                    "omega" : 2.00
                }
            ]

        }
    ],
    "DetectorList"  : [
        {
            "loc_x"     : 5.10,
            "loc_y"     : 5.10,
            "size_x"    : 0.00,
            "size_y"    : 0.00,
            "type"      : "field",
            "pol"       : "Ez"
        },
        {
            "loc_x"     : 5.10,
            "loc_y"     : 5.10,
            "size_x"    : 0.00,
            "size_y"    : 0.00,
            "type"      : "field",
            "pol"       : "Hy"
        },
        {
            "loc_x"     : 5.10,
            "loc_y"     : 5.10,
            "size_x"    : 0.00,
            "size_y"    : 0.00,
            "type"      : "field",
            "pol"       : "Hx"
        }
    ]
}