Principle and Realization of Super-Resolution Reconstruction of Femtosecond Ultrashort Pulses

Mao Anjun; Liu Chengpu

doi:10.3788/CJL202047.0601006

Chinese Journal of Lasers, Volume. 47, Issue 6, 601006(2020)

Principle and Realization of Super-Resolution Reconstruction of Femtosecond Ultrashort Pulses

Mao Anjun^1,2,3 and Liu Chengpu^1、*

¹State Key Laboratory of High Field Laser Physics, Shanghai Institute of Optics and Fine Mechanics,Chinese Academy of Sciences, Shanghai 201800, China

²University of Chinese Academy of Sciences, Beijing 100049, China

³Faculty of Mathematics and Physics, Huaiyin Institute of Technology, Huaian, Jiangsu 223001, China

show less

Abstract Get PDF(in Chinese)

Figures & Tables(2)

Fig. 1. Simulation results of ultrashort pulse retrieval using FROG trace with undersampling. (a₁)-(a₃) FROG trace, amplitude, and phase of pulse; (b₁)-(b₃) FROG trace, retrieved amplitude, and retrieved phase with low-pass filtering in both axes; (c₁)-(c₃) FROG trace, retrieved amplitude, and retrieved phase(dashed line) with down-sampling in delay axis and low-pass filtering in frequency axis; (d₁)-(d₃) FROG trace,

Download full size

Table 1. Recovery results for FROG traces with different kinds of undersampling

View table

Table 1. Recovery results for FROG traces with different kinds of undersampling

FROG trace	Delay axis	Frequency axis	Mesh size	Intersection angle δ /rad
Fig. 1(b₁)	Low-pass filtering	Low-pass filtering	12×25	0.084
Fig. 1(c₁)	Down-sampling	Low-pass filtering	43×25	0.024
Fig. 1(d₁)	Low-pass filtering	Down-sampling	7×64	0.036
Fig. 1(e₁)	Down-sampling	Down-sampling	64×14	0.025
Fig. 1(f₁)	Shifted filtering	Shifted filtering	38×51	0.062

Tools

Get Citation

Copy Citation Text

Mao Anjun, Liu Chengpu. Principle and Realization of Super-Resolution Reconstruction of Femtosecond Ultrashort Pulses[J]. Chinese Journal of Lasers, 2020, 47(6): 601006

Download Citation

EndNote(RIS)BibTex Plain Text

Set citation alerts for article

Save article for my favorites

Paper Information

Category: laser devices and laser physics

Received: Dec. 12, 2019

Accepted: --

Published Online: Jun. 3, 2020

The Author Email: Chengpu Liu (chpliu@siom.ac.cn)

DOI:10.3788/CJL202047.0601006

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology