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In physics, attenuation – colloquially, damping – is the gradual loss of flux intensity through a medium. For instance, dark glasses attenuate sunlight, lead attenuates X-rays, and water and air attenuate both light and sound at variable attenuation rates.
Ultrasound, Electromagnetic & Overview
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light scattering energy ultrasound absorption signal optical medium intensity water used fiber frequency also air beam important media materials wavelengths
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Attenuation | is a | exponential function of the path length through the medium | 0.90 | text |
| Attenuation | is a | important factor limiting the transmission of a digital signal across large distances | 0.90 | text |
| Attenuation | is a | rate at which the signal light decreases in intensity | 0.90 | text |
| sandstones | instance of | saturated sedimentary rocks | 0.80 | text |
| intrinsic attenuation of seismic waves is primarily caused by the wave-induced flow of the pore fluid relative to the solid frame | instance of | saturated sedimentary rocks | 0.80 | text |
| metals | instance of | crystalline materials | 0.80 | text |
| ceramics | instance of | crystalline materials | 0.80 | text |
| in addition to pores | instance of | crystalline materials | 0.80 | text |
| most of the internal surfaces or interfaces are in the form of grain boundaries that separate tiny regions of crystalline order | instance of | crystalline materials | 0.80 | text |
| Attenuation | has application | In | 0.60 | section |
| Attenuation | has application | For | 0.60 | section |
| Attenuation | has application | There | 0.60 | section |
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