{"aspect_id":"AS167","aspect_name":"power-density","aspect_reference":null,"aspect_symbol":null,"name":"power-density watt per square inch","scale_id":"SC1163","scale_name":null,"scale_symbol":null,"scale_type":"ratio","symbol":null,"unit_id":"UN1204","unit_name":"watt per square inch","unit_reference":"https://www.nist.gov/pml/special-publication-811/nist-guide-si-appendix-b-conversion-factors/nist-guide-si-appendix-b8#W","unit_symbol":"W.in-2"}