Advanced Photodetectors for Photonic and Hybrid Photonic–Electronic Systems and Applications

A special issue of Photonics (ISSN 2304-6732). This special issue belongs to the section "New Applications Enabled by Photonics Technologies and Systems".

Deadline for manuscript submissions: 30 June 2026 | Viewed by 376

Special Issue Editors


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Guest Editor
Poly-Grames Research Center, Department of Electrical Engineering, Polytechnique Montreal, 2500 Chemin de Polytechnique, Montreal, QC H3T1J4, Canada
Interests: photodetectors; hybrid photonic integration; optoelectronic integration; mmW/THz photonic antennas; femtosecond laser processing; waveguides; Bragg gratings; slow light; subwavelength photonics

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Guest Editor
School of Physics Science and Information Technology, Shandong Provincial Key Laboratory of Optical Communication Science and Technology, Liaocheng University, No. 1, Hu'nan Rd, Dongchangfu District, Liaocheng 252000, China
Interests: high-speed and high-power photodetectors; micro- and nano-structures; THz absorber; optics; mmW antennas; hybrid photonic integration

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Guest Editor
State Key Laboratory of Information Photonics and Optical Communications, School of Electronic Engineering, Beijing University of Posts and Telecommunications, No.10 Xitucheng Rd, Haidian Dist., Beijing 100876, China
Interests: new-generation electronic information technology; quantum information processing; inverse design; high-performance photodetectors; optoelectronic information engineering; wavelength-division multiplexing optical communication systems; subwavelength grating; optoelectronic integration

Special Issue Information

Dear Colleagues,

The advancement of photodetector technologies lies at the heart of the progress made in modern photonic and hybrid photonic–electronic systems, which underpin a wide spectrum of pioneering applications, including ultra-high-speed communication, precision sensing, advanced imaging, optical computing, and emerging quantum technologies. This Special Issue seeks to showcase cutting-edge developments in photodetector research, spanning the full spectrum from fundamental theory to practical implementation. Areas of focus include theoretical modeling, device architecture design, equivalent circuit optimization, numerical simulation, epitaxial growth, fabrication techniques, performance characterization, system-level integration, and applications.

We are pleased to invite you to contribute to this Special Issue focused on novel photodetectors and their wide-ranging applications. The aim of this Special Issue is to bridge the gap between device-level innovation and system-level performance, with an emphasis on interdisciplinary approaches that enable practical and scalable solutions. We welcome the submission of original research articles, short communications, and comprehensive reviews that advance the design, simulation, fabrication, and integration of photodetectors and optoelectronic systems across materials, device architectures, and application domains.

Topics of interest for this Special Issue include, but are not limited to, the following:

  • III–V and group-IV photodetectors, including III–V/Si hybrid integration;
  • Ultra-broadband photodetectors (UV to infrared), including low-power, zero-bias, and linear-response designs;
  • Photodetectors based on emerging materials: graphene, 2D materials, and perovskites;
  • Photodetectors based on MXene and other 2D materials;
  • Organic photodetectors;
  • Waveguide-integrated and lab-on-chip photodetectors;
  • Photodiode–antenna co-designed photonic systems;
  • Photodetectors enabled by inverse design or AI optimization;
  • Photodetectors for optical communications and data links, including signal processing and reception;
  • Photodetectors for sensing and imaging, including time of flight, night vision, quantum imaging, biosensing, gas detection, and infrared surveillance;
  • Photodetectors for LIDAR and autonomous systems;
  • Photodetectors for terahertz generation and detection (e.g., photomixer-based THz systems);
  • Photodetectors for microwave and mmWave generation;
  • Femtosecond laser-fabricated lab-on-chip photodetectors;
  • Slow-light enhanced photodetectors for high absorption;
  • Wavelength-selective Bragg-grating-integrated photodetectors;
  • Nanophotonic and subwavelength-engineered photodetectors;
  • Photodetectors with PCB and electronic circuit integration;
  • Photodetector–PCB co-packaged systems;
  • Self-powered multifunctional photodetectors;
  • Photodetector–solar cell hybrid devices;
  • Photodetectors with wireless energy transfer modules.

Dr. Qingtao Chen
Dr. Huijuan Niu
Prof. Dr. Yongqing Huang
Guest Editors

Manuscript Submission Information

Manuscripts should be submitted online at www.mdpi.com by registering and logging in to this website. Once you are registered, click here to go to the submission form. Manuscripts can be submitted until the deadline. All submissions that pass pre-check are peer-reviewed. Accepted papers will be published continuously in the journal (as soon as accepted) and will be listed together on the special issue website. Research articles, review articles as well as short communications are invited. For planned papers, a title and short abstract (about 250 words) can be sent to the Editorial Office for assessment.

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.

Please visit the Instructions for Authors page before submitting a manuscript. The Article Processing Charge (APC) for publication in this open access journal is 2400 CHF (Swiss Francs). Submitted papers should be well formatted and use good English. Authors may use MDPI's English editing service prior to publication or during author revisions.

Keywords

  • photodetectors
  • photonic integration
  • photonic–electronic integration
  • multifunctional photodetectors
  • photodetector applications

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Published Papers (1 paper)

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Research

14 pages, 6120 KB  
Article
Multichannel Wavelength-Selective All-Dielectric Metasurfaces Based on Complex Amplitude Modulation
by Linkun Zhang, Wenjing Fang, Shangshang Cui, Xinye Fan, Santosh Kumar, Mengfei Li and Xin Cai
Photonics 2025, 12(12), 1226; https://doi.org/10.3390/photonics12121226 - 12 Dec 2025
Viewed by 177
Abstract
The ability to independently manipulate the amplitude, phase, and polarization state of light constitutes a central problem in the advancement of integrated photonic devices. In this paper, we propose three multichannel wavelength-selective dielectric metasurfaces that utilize complex amplitude modulation to achieve precise and [...] Read more.
The ability to independently manipulate the amplitude, phase, and polarization state of light constitutes a central problem in the advancement of integrated photonic devices. In this paper, we propose three multichannel wavelength-selective dielectric metasurfaces that utilize complex amplitude modulation to achieve precise and flexible simultaneous control over the spatial position, wavelength, and amplitude of multichannel optical fields. First, the designed metasurface simultaneously generates three pairs of independent foci with uniform intensity at wavelengths of 444 nm, 517 nm, and 700 nm, demonstrating foundational multi-wavelength control. Moreover, the second metasurface achieves complex amplitude distributions with different amplitude ratios through joint modulation of amplitude and phase, providing a solution for programmable adjustment of the relative intensity between foci, whereas the third metasurface offers high design freedom, capable of generating an arbitrary number of foci with customized positions and amplitude ratios across multiple wavelength bands, meeting the requirements for complex optical field construction. The findings suggest that such complex amplitude metasurfaces have broad application prospects in fields such as optical imaging, particle manipulation, and high-density information multiplexing. Full article
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