Advances in Nanostructured Metal Halide Perovskites for Optoelectronics: Materials, Devices and Commercialization

A special issue of Nanomaterials (ISSN 2079-4991). This special issue belongs to the section "Nanoelectronics, Nanosensors and Devices".

Deadline for manuscript submissions: 20 September 2026 | Viewed by 3409

Special Issue Editors

School of Electronic Science and Engineering, Xi'an Jiaotong University, Xi'an, China
Interests: electroluminescent devices based on perovskite semiconductors; novel lead-free semiconductor luminescent materials
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Guest Editor
School of Electronic Science and Engineering, Xi'an Jiaotong University, Xi'an, China
Interests: perovskite solar cells; indoor photovoltaic technology; self-actuated/non-self-actuated photodetectors

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Guest Editor Assistant
Max Plack Institute of Microstructure Physics, Halle, Germany
Interests: hybrid copper-halide based LEDs; interface engineering in perovskite optoelectronics; chiral optoelectronics

Special Issue Information

Dear Colleagues,

Metal halide perovskites have revolutionized optoelectronics, offering unparalleled advantages such as exceptional optoelectronic properties, solution processability and tunable bandgaps. Their rapid progress has yielded record efficiencies in solar cells, LEDs and photodetectors, rivaling established technologies. However, challenges in stability, scalability and commercialization persist, demanding interdisciplinary solutions to bridge the gap between laboratory innovation and industrial deployment.

This Special Issue aims to spotlight cutting-edge research accelerating perovskite optoelectronics toward sustainable commercialization. We invite contributions addressing, but not limited to, the following themes:

  1. Material Innovations: Novel compositions (e.g., lead-free alternatives), dimensionality engineering (2D/3D, nanocrystals), defect passivation strategies and advanced crystallization techniques for enhanced stability and performance.
  2. Device Physics and Engineering: Charge–carrier dynamics, interfacial engineering, novel device architectures (tandem cells, flexible devices) and mitigation of non-radiative losses.
  3. Scalability and Stability: Large-area deposition methods (vacuum evaporation, printing, coating), encapsulation technologies, accelerated aging protocols and mechanistic understanding of degradation pathways.
  4. Beyond Photovoltaics: Advances in perovskite-based LEDs (PeLEDs), photodetectors, lasers, and emerging applications.

We cordially invite researchers to share breakthrough discoveries and critical reviews that address the scientific and technological hurdles facing perovskite optoelectronics. Your contributions will chart a roadmap for the next generation of high-performance, durable and commercially viable devices.

Dr. Fang Yuan
Dr. Hua Dong
Guest Editors

Dr. Kun Zhu
Guest Editor Assistant

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Keywords

  • metal halide perovskite
  • lead-free materials
  • low-dimensional materials
  • nanocrystals
  • solar cells
  • light-emitting diodes
  • photodetectors
  • stability engineering
  • industrial scaling
  • encapsulation techniques

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Published Papers (2 papers)

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Research

14 pages, 2398 KB  
Article
Synergistic Triplet Exciton Management and Interface Engineering for High-Brightness Sky-Blue Multi-Cation Perovskite Light-Emitting Diodes
by Fawad Ali, Fang Yuan, Shuaiqi He, Peichao Zhu, Nabeel Israr, Songting Zhang, Puyang Wu, Jiaxin Liang, Wen Deng and Zhaoxin Wu
Nanomaterials 2026, 16(1), 4; https://doi.org/10.3390/nano16010004 - 19 Dec 2025
Viewed by 699
Abstract
Perovskite light-emitting diodes (PeLEDs) have garnered significant interest owing to their exceptional color purity, broadly tunable emission spectra, and cost-effective solution processability. However, blue PeLEDs continue to underperform in efficiency and operational stability compared to their red and green counterparts, primarily due to [...] Read more.
Perovskite light-emitting diodes (PeLEDs) have garnered significant interest owing to their exceptional color purity, broadly tunable emission spectra, and cost-effective solution processability. However, blue PeLEDs continue to underperform in efficiency and operational stability compared to their red and green counterparts, primarily due to defect-induced non-radiative recombination losses and inefficient exciton management. Herein, we demonstrate a synergistic approach that integrates multi-cation compositional engineering with triplet exciton management by incorporating a high-triplet-energy material, mCBP (3,3-Di(9H-carbazol-9-yl)biphenyl), during film fabrication. Temperature-dependent photoluminescence reveals that mCBP incorporation significantly enhances the exciton binding energy from 49.36 meV to 68.84 meV and reduces phonon coupling strength, indicating improved exciton stability and suppressed non-radiative channels. The corresponding PeLEDs achieve a peak external quantum efficiency of 10.2% and a maximum luminance exceeding 12,000 cd/m2, demonstrating the effectiveness of this solution-based triplet management strategy. This work highlights the critical role of scalable, solution-processed triplet exciton management strategies in advancing blue PeLED performance, offering a practical pathway toward high-performance perovskite-based display and lighting technologies. Full article
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37 pages, 5698 KB  
Article
Design and Optimization of Self-Powered Photodetector Using Lead-Free Halide Perovskite Ba3SbI3: Insights from DFT and SCAPS-1D
by Salah Abdo, Ambali Alade Odebowale, Amer Abdulghani, Khalil As’ham, Yacine Djalab, Nicholas Kanizaj and Andrey E. Miroshnichenko
Nanomaterials 2025, 15(21), 1656; https://doi.org/10.3390/nano15211656 - 30 Oct 2025
Cited by 4 | Viewed by 2245
Abstract
All-inorganic halide perovskites have attracted significant interest in photodetector applications due to their remarkable photoresponse properties. However, the toxicity and instability of lead-based perovskites hinder their commercialization. In this work, we propose cubic Ba3SbI3 as a promising, environmentally friendly, lead-free [...] Read more.
All-inorganic halide perovskites have attracted significant interest in photodetector applications due to their remarkable photoresponse properties. However, the toxicity and instability of lead-based perovskites hinder their commercialization. In this work, we propose cubic Ba3SbI3 as a promising, environmentally friendly, lead-free material for next-generation photodetector applications. Ba3SbI3 shows good light absorption, low effective masses, and favorable elemental abundance and cost, making it a promising candidate compound for device applications. Its structural, mechanical, electronic, and optical properties were systematically investigated using density functional theory (DFT) with the Perdew–Burke–Ernzerhof (PBE) and hybrid HSE06 functionals. The material was found to be dynamically and mechanically stable, with a direct bandgap of 0.78 eV (PBE) and 1.602 eV (HSE06). Photodetector performance was then simulated in an Al/FTO/In2S3/Ba3SbI3/Sb2S3/Ni configuration using SCAPS-1D. To optimize device efficiency, the width, dopant level, and bulk concentration for each layer of the gadgets were systematically modified, while the effects of interface defects, operating temperature, and series and shunt resistances were also evaluated. The optimized device achieved an open-circuit voltage (Voc) of 1.047 V, short-circuit current density (Jsc) of 31.65 mA/cm2, responsivity of 0.605 A W−1, and detectivity of 1.05 × 1017 Jones. In contrast, in the absence of the Sb2S3 layer, the performance was reduced to a Voc of 0.83 V, Jsc of 26.8 mA/cm2, responsivity of 0.51 A W−1, and detectivity of 1.5 × 1015 Jones. These results highlight Ba3SbI3 as a promising platform for high-performance, cost-effective, and environmentally benign photodetectors. Full article
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