Scanned Acoustical Imaging at Microwave Frequencies |
Common terms and phrases
acoustic resonances acoustic waves acoustical energy acoustical power amplitude anneal aperture bandwidth biological capacitance carrier lifetime Cd anneal CdS film CdS transducer CdSe chapter coaxial conductive losses configuration contrast sensitivity conversion loss cylindrical dielectric resonator dark resistivity deflection determined diameter dielectric resonator dielectric resonator excitation diffraction ducer efficiency electric field electron elements equivalent circuit focusing geometry group velocity He-Ne laser illumination impedance laboratory lens light spot limited longitudinal wave material maximum measured microns microscope system microwave microwave frequencies N-cm numerical aperture object optical optimum orders of magnitude output transducers parameters phase velocity photoexcitation photosensitive piezoelectric semiconductor propagation radiation conductance receiving transducer rutile rod sapphire SCANNED ACOUSTICAL IMAGING scanned imaging system scanning acoustical microscope shown in Fig spherical aberration stub tuner switching ratio technique thermal noise trans transducer performance voltage wave vector wavelength