| Issue |
EPJ Web Conf.
Volume 307, 2024
11th EPS-QEOD Europhoton Conference on Solid-State, Fibre, and Waveguide Coherent Light Sources (EUROPHOTON 2024)
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|
|---|---|---|
| Article Number | 04012 | |
| Number of page(s) | 2 | |
| Section | Solid State Lasers (SSL) | |
| DOI | https://doi.org/10.1051/epjconf/202430704012 | |
| Published online | 18 October 2024 | |
https://doi.org/10.1051/epjconf/202430704012
Highly sensitive multi-stage terahertz parametric upconversion detection based on RbTiOPO4 crystal
1 Center for Optics Research and Engineering, and Key Laboratory of Laser and Infrared System, Ministry of Education, Shandong University, Qingdao 266237, China
2 School of Information Science and Engineering, and Shandong Provincial Key Laboratory of Laser Technology and Application, Shandong University Author e-mail address: xyz@sdu.edu.cn, Qingdao 266237, China
Published online: 18 October 2024
Highly sensitive terahertz frequency upconversion detection was demonstrated with a RbTiOPO4 crystal. The detectable THz frequency ranges were 3.6-4.0, and 5.4-5.7 THz. The minimum detectable terahertz energy at 5.6 THz was about 0.2 fJ.
© The Authors, published by EDP Sciences, 2024
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