Terahertz wave detection device, camera, imaging device, and measuring device
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United States of America Patent
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May 2, 2017
Grant Date -
Sep 18, 2014
app pub date -
Feb 19, 2014
filing date -
Feb 21, 2013
priority date (Note) -
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status (Latency Note)
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Abstract
A terahertz wave detection device which includes an absorption portion which absorbs a terahertz wave and generates heat and a conversion portion which converts the heat generated by the absorption portion into an electric signal, wherein the absorption portion includes a dielectric layer, a plurality of metal structures which are provided on one surface of the dielectric layer and are arranged to be separated from one another by an interval having a predetermined length; and a metal layer which is provided on the other surface of the dielectric layer, and wherein the interval is shorter than a wavelength of the terahertz wave which is absorbed by the absorption portion.
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