Shuo Wang; Fangshu Li; Haocheng Lu; Wenyang Zheng; Xulin Zhao; Yang Jiang; Na Li; Ya Bai; Peng Liu

doi:10.3788/LOP230448

Journals >Laser & Optoelectronics Progress >Volume 60 >Issue 7 >Page 0736001 > Article

Laser & Optoelectronics Progress
Vol. 60, Issue 7, 0736001 (2023)

Shuo Wang^1、2, Fangshu Li^1、3, Haocheng Lu^1、2, Wenyang Zheng^1、2, Xulin Zhao^1、4, Yang Jiang^1、2, Na Li^1、5、*, Ya Bai^1、2、**, and Peng Liu^1、2

Author Affiliations

¹State Key Laboratory of High Field Laser Physics and CAS Center for Excellence in Ultra-Intense Laser Science, Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Shanghai 201800, China

²Center of Materials Science and Optoelectronics Engineering, University of Chinese Academy of Sciences, Beijing 100049, China

³China MOE Key Laboratory of Advanced Micro-Structured Materials, Institute of Precision Optical Engineering, School of Physics Science and Engineering, Tongji University, Shanghai 200092, China

⁴Department of Physics, Shanghai University, Shanghai 200444, China

⁵School of Physics and Electronic Engineering, Xinxiang University, Xinxiang 453003, Henan, China

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DOI: 10.3788/LOP230448 Cite this Article Set citation alerts

Shuo Wang, Fangshu Li, Haocheng Lu, Wenyang Zheng, Xulin Zhao, Yang Jiang, Na Li, Ya Bai, Peng Liu. [J]. Laser & Optoelectronics Progress, 2023, 60(7): 0736001 Copy Citation Text

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Local THz generated at different positions of medium. THz waveform evolved with position with different φ0 of (a) 0.5π and (b) 0.6π; (c) THz waveforms from different position -3 mm (black curve) and 3 mm (red curve) in Fig. 1(a); (d) THz amplitude taken from Fig. 1(a) (green solid curve) and Fig. 1(b) (blue dash curve) at the time of 0 ps and pulse CEP shown in yellow solid curve (φ0=0.5π) and yellow dash curve (φ0=0.6π); (e) polarity of local THz

Fig. 1. Local THz generated at different positions of medium. THz waveform evolved with position with different

φ_{0}

of (a)

0.5 π

and (b)

0.6 π

; (c) THz waveforms from different position -3 mm (black curve) and 3 mm (red curve) in Fig. 1(a); (d) THz amplitude taken from Fig. 1(a) (green solid curve) and Fig. 1(b) (blue dash curve) at the time of 0 ps and pulse CEP shown in yellow solid curve (

φ_{0} = 0.5 π

) and yellow dash curve (

φ_{0} = 0.6 π

); (e) polarity of local THz

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Fig. 2. Schematic diagram of off-axis phase matching

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Fig. 3. THz far-filed intensity distribution (< 3 THz) with different

φ_{0}

of (a)

0.5 π

and (b)

0.6 π

; different medium length (c) 6 mm and (d) 2 mm

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Fig. 4. Phase-matching angle with different THz frequencies

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Fig. 5. Peak-to-valley ratio (< 3 THz) evolved with

φ_{0}

Shuo Wang, Fangshu Li, Haocheng Lu, Wenyang Zheng, Xulin Zhao, Yang Jiang, Na Li, Ya Bai, Peng Liu. [J]. Laser & Optoelectronics Progress, 2023, 60(7): 0736001

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