{"aspect_id":"AS223","aspect_name":"radiant-exitance-per-unit-frequency","aspect_reference":null,"aspect_symbol":"M_{\\mathrm{e},\\nu}","name":"radiant-exitance-per-unit-frequency joule per metre cubed (metre)","scale_id":"SC1214","scale_name":null,"scale_symbol":null,"scale_type":"ratio","symbol":"M_{\\mathrm{e},\\nu} J.m-3.(m)","unit_id":"UN1209","unit_name":"joule per metre cubed (metre)","unit_reference":null,"unit_symbol":"J.m-3.(m)"}