Terahertz spatial sampling with subwavelength accuracy

Yan Peng; Yiming Zhu; Min Gu; Songlin Zhuang

doi:10.1038/s41377-019-0185-3

Terahertz spatial sampling with subwavelength accuracy

Light Sci Appl. 2019 Aug 14:8:72. doi: 10.1038/s41377-019-0185-3. eCollection 2019.

Authors

Yan Peng¹, Yiming Zhu¹, Min Gu¹, Songlin Zhuang¹

Affiliation

¹ Terahertz Technology Innovation Research Institute, Shanghai Key Lab of Modern Optical System, Terahertz Science Cooperative Innovation Center, University of Shanghai for Science and Technology, 200093 Shanghai, People's Republic of China.

Abstract

A simple terahertz (THz) spatial sampling method offers kilohertz (kHz) level sampling rates and greatly preserves the energy of a THz pulse, which enables THz imaging detection with a high signal-to-noise ratio, micron-grade accuracy, and subwavelength resolution.

Keywords: Applied optics; Optical techniques.

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