TERAHERTZ ELECTROMAGNETIC WAVE GENERATOR, TERAHERTZ SPECTROMETER AND METHOD OF GENERATING TERAHERTZ ELECTROMAGNETIC WAVE
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Nov 12, 2014
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Mar 18, 2013
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Abandoned
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Abstract
A terahertz electromagnetic wave generator according to the present disclosure includes: a thermoelectric material layer; and a light source system which is configured to irradiate the thermoelectric material layer with pulsed light and generate a terahertz wave from the thermoelectric material layer. The thermoelectric material layer includes a gradient portion in which transmittance of the pulsed light varies in a certain direction. And the light source system is configured to irradiate the gradient portion of the thermoelectric material layer with the pulsed light.
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