Cutting-Edge Developments in Fiber Laser

A special issue of Photonics (ISSN 2304-6732). This special issue belongs to the section "Lasers, Light Sources and Sensors".

Deadline for manuscript submissions: 31 October 2024 | Viewed by 396

Special Issue Editors


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Guest Editor
School of Electronic Engineering, University of Posts and Telecommunications, 10 Xitucheng Road, Beijing 100876, China .
Interests: fiber lasers; frequency combs; telecommunications; photonics time stretch; modulators; optical amplifiers

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Guest Editor
School of Information and Optoelectronic Science and Engineering, South China Normal University, Guangzhou 510006, China
Interests: microwave photonics; optoelectronic oscillators; fiber lasers; radio frequency transfer; metasurface

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Guest Editor
Wuhan National Laboratory for Optoelectronics, Huazhong University of Science and Technology, Wuhan 430074, China
Interests: fiber Bragg grating technology; optical fiber sensors; optical communication; fiber lasers; ultrafast lasers
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Special Issue Information

Dear Colleagues,

The fiber laser is a well-known solid-state laser which uses doped fiber as a gain medium. Compared to other types of lasers, the unique properties of fiber lasers offer several advantages, such as high power, good beam quality, waveguide structure, high efficiency, reliability, and compact size. In recent years, the fiber laser is replacing traditional bulk lasers in many areas. In the industrial market, the fiber laser has become an essential tool in material processing, laser cutting, welding, marking, and telecommunications. It has been reported that the global fiber laser market was worth USD 3.3 billion in 2022. Furthermore, the expansion of applications in advance manufacturing, medical procedures, lidar systems, precise measurements, and sensor systems will boost the market to USD 9.2 billion by 2032. These figures can be attributed to the tremendous progress that has been made in other areas, such as linewidth, power, pulse width, robustness, and cost.

This Special Issue aims to track the recent developments of fiber lasers. In this Special Issue, original research articles and reviews are welcome. Research areas may include (but are not limited to) the following:

  • Mode-locking techniques;
  • Narrow-linewidth lasers;
  • Optical frequency combs;
  • Mid-infrared fiber lasers;
  • Super continuum;
  • Q-switched fiber lasers;
  • Raman fiber lasers;
  • Semiconductor optical amplifiers;
  • Fiber laser applications;
  • Fiber laser and AI.

We look forward to receiving your contributions.

Dr. Tianwei Jiang
Dr. Ruihuan Wu
Prof. Dr. Xuewen Shu
Guest Editors

Manuscript Submission Information

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Submitted manuscripts should not have been published previously, nor be under consideration for publication elsewhere (except conference proceedings papers). All manuscripts are thoroughly refereed through a single-blind peer-review process. A guide for authors and other relevant information for submission of manuscripts is available on the Instructions for Authors page. Photonics is an international peer-reviewed open access monthly journal published by MDPI.

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Keywords

  • mid-infrared
  • fiber laser
  • ultrafast fiber laser
  • high power
  • narrow linewidth
  • super continuum
  • short-pulse generation
  • frequency comb
  • random laser

Published Papers (1 paper)

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Research

11 pages, 3607 KiB  
Article
Characterization of Single Frequency Fiber-Laser-Based Ultrasound Sensor
by Wei Zhu, Qiang Lu, Bo Yang, Rui Tian, Hao Luo, Chao Cai, Zhijun Yan and Luming Zhao
Photonics 2024, 11(7), 654; https://doi.org/10.3390/photonics11070654 - 11 Jul 2024
Viewed by 62
Abstract
In this paper, we demonstrated a distributed feedback fiber-laser- (DFB-FL) based ultrasound detection system with a high signal-to-noise ratio (SNR), high sensitivity and wide frequency response range. The DFB-FL was fabricated by UV-inscribing a π phase-shifted grating in the Erbium–Ytterbium co-doped fiber using [...] Read more.
In this paper, we demonstrated a distributed feedback fiber-laser- (DFB-FL) based ultrasound detection system with a high signal-to-noise ratio (SNR), high sensitivity and wide frequency response range. The DFB-FL was fabricated by UV-inscribing a π phase-shifted grating in the Erbium–Ytterbium co-doped fiber using the phase mask method. The theory of DFB-FL and the sensing principle has been discussed and analyzed. The sensing signal was demodulated via an unbalanced Mach–Zehnder interferometer (MZI) system. The experimental results showed that the sensitivity of the sensor reached 75.18 mV/kPa and the flat frequency response range covered over 30 MHz, which covered the ultrasonic detection frequency range of abnormal discharge in the electric power system. The SNR of this DFB-FL was 42.9 dB, and the corresponding noise-equivalent pressure was calculated as 0.12 kPa. Full article
(This article belongs to the Special Issue Cutting-Edge Developments in Fiber Laser)
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Planned Papers

The below list represents only planned manuscripts. Some of these manuscripts have not been received by the Editorial Office yet. Papers submitted to MDPI journals are subject to peer-review.

Title: Characterization of single frequency fiber laser based ultrasound sensor
Authors: WEI ZHU1 , QIANG LU3,BO YANG 1, RUI TIAN1, HAO LUO1, CHAO CAI1,2,*, ZHIJUN YAN3, LUMING ZHAO3
Affiliation: 1.State Grid Wuhan Electric Power Supply Company, Wuhan,430074, China 2.State Grid Hubei Electric Power Co.,Ltd., Wuhan,430074, China 3.School of optical and electronic information, Huazhong University of Science Technology, Wuhan,430074, China
Abstract: In this paper, we demonstrated an distributed feedback fiber laser (DFB-FL) based ultrasound detection system with ultra low noise, high sensitivity and wide frequency response range. The DFB-FL was fabricated by inscribing a π phase-shifted grating in the Erbium-ytterbium co-doped fiber using the phase mask method. The theory of DFB-FL and the sensing principle was analysed. The sensing signal was demodulated by an unbalanced Mach-zehnder interferometer (MZI) system. The experimental results have shown that the sensitivity of the sensor reached 75.18mV/kPa and the flat frequency response range covered over 30MHz. The signal-to-noise ratio(SNR) of this DFB-FL is 42.9 dB . And the corresponding noise equivalent pressure is calculated as 0.12kPa

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