• Issue
    2025
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Research Article
Open Access

Frequency Comb Effect on Chaos in Semiconductor Lasers, a Bifurcation Study

Najm M. Al-Hosiny, 
  • First Published: 16 June 2025
Research Article
Open Access

Femtosecond Laser Inscribed Multiwavelength Cascaded FBG Array Using Point-By-Point Method for Temperature Sensing Based on Swept Laser Demodulation Technique

Jia Liu,  Bai Zhang,  Yiwei Liu, 
  • First Published: 20 May 2025
Research Article
Open Access

Identification of Hazardous Substances in Mail by Terahertz Radiation Based on Voigt and AsLS Fitting Spectral Reconstruction

Tao Li,  Yungao Gu,  Chao Wang,  Yiyang Yao,  Ying Zhang,  Yajie Guo,  Dayong Gu, 
  • First Published: 24 April 2025
Research Article
Open Access

Design and Optimization of a Phase-Tunable Mixer Based on Cascaded Dual-Drive Mach–Zehnder Modulator Considering Nonlinear Behavior of Modulator

Ebrahim Darabi,  Heidar Keshavarz, 
  • First Published: 23 April 2025
Research Article
Open Access

Machine Learning–Based Multiparameter Performance Predictions of Ultra-Dense WDM FSO–FTTx Systems Under Diverse Weather Conditions

Ashenafi Paulos Forsido,  Demissie Jobir Gelmecha,  Ram Sewak Singh, 
  • First Published: 18 April 2025
Research Article
Open Access

Paraxial and Nonparaxial Evolution of Linearly Polarized Chirped Airy Gaussian Beam Array in Isotropic Free Space

Long Jin,  Yanhua Fu, 
  • First Published: 15 April 2025
Research Article
Open Access

All-Optical Demultiplexer/Multiplexer Based on Plasmonic Technology With Ultra-High Transmission, Ultra-Small Size, and Very High Modulation Depth

Sajjad Mohanad Mustafa,  Gholamreza Karimi,  Mazdak Rad Malek Shahi,  Saif Hasan Abdulnabi, 
  • First Published: 07 April 2025
Research Article
Open Access

Theoretical Design of H2S Fluorescent Probes Based on π Expansion and a Strong Electron-Withdrawing Group

Yulin Zhou,  Yan Jiang,  Zongyao Zhang,  Zhengdao Li,  Liyuan Jiang,  Xinxin Zhao,  Jianbao Wu, 
  • First Published: 26 March 2025
Research Article
Open Access

The Influence of Process Parameters on the Morphology of Laser Wire Additive Manufacturing

Chenxiao Yan,  Hongbiao Han,  Jiayang Hu,  Peng Zhang,  Jun Li, 
  • First Published: 19 March 2025
Research Article
Open Access

Performance Enhancement of OFDM-Based Hybrid Multiplexed Ro-FSO System Under Complex Rain Conditions

Shivaji Sinha,  Chakresh Kumar,  Ghanendra Kumar,  Mehtab Singh, 
  • First Published: 28 February 2025