Patent ID: 8904850
Filing Date: 2014-12-09
Classification: B82Y,G01N

Abstract:
1. A humidity sensor comprising; a surface acoustic wave (SAW) device formed on one surface of a quartz substrate, the SAW device comprising a plurality of interdigitated electrodes; and a material comprising a nanoporous framework material (NFM) coating, wherein the NFM coating is covalently bonded to at least a portion of the one surface between the plurality of interdigitated electrodes, wherein the NFM coating is selected from the list consisting of copper (II) benzene-1,3,5-tricarboxylate, copper (II) biphenyl-3,3′,5,5′-tetracarboxylic acid, and copper (II) terphenyl-3,3′,5,5′-tetracarboxylic acid.