We demonstrate highly sensitive coherent detection of a monochromatic THz-wave pulse at room temperature using the frequency up-conversion in MgO:LiNbO<sup>3</sup>combined with balanced homodyne detection. Both the intensity and phase of THz radiation are measured.
© 2008 Optical Society of America
R. Guo, S. Ohno, H. Minamide, and H. Ito, "Phase Detection of Pulsed Narrowband THz-Wave Radiation with High Sensitivity," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, OSA Technical Digest (CD) (Optical Society of America, 2008), paper CThD2.
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