Recent progress of heterojunction ultraviolet photodetectors: materials, integrations, and applications

J Chen, W Ouyang, W Yang, JH He… - Advanced Functional …, 2020 - Wiley Online Library
Ultraviolet photodetectors (UV PDs) with “5S”(high sensitivity, high signal‐to‐noise ratio,
excellent spectrum selectivity, fast speed, and great stability) have been proposed as …

Enhancing the photoelectric performance of photodetectors based on metal oxide semiconductors by charge‐carrier engineering

W Ouyang, F Teng, JH He… - Advanced Functional …, 2019 - Wiley Online Library
Semiconductor‐based photodetectors (PDs) convert light signals into electrical signals via
the photoelectric effect, which involves the generation, separation, and transportation of the …

Single-atom Pt doping induced p-type to n-type transition in NiO nanosheets toward self-gating modulated electrocatalytic hydrogen evolution reaction

Y Da, Z Tian, R Jiang, G Chen, Y Liu, Y Xiao, J Zhang… - ACS …, 2023 - ACS Publications
Exploring highly efficient single atom catalysts with defined active centers and tunable
electronic structures is highly desirable. Herein, we developed an efficient hydrogen …

Highly sensitive ultraviolet photodetectors fabricated from rare earth metal ions doped NiO thin films via nebulizer spray pyrolysis method

ILP Raj, S Valanarasu, S Vinoth… - Sensors and Actuators A …, 2022 - Elsevier
In this report, an automated nebulizer spray pyrolysis (NSP) route was chosen to prepare
pure NiO and (1%-Er, Tb, Pr) RE doped NiO thin films samples on glass slides at 450° C …

Fabrication of nanostructured NiO and NiO: Cu thin films for high-performance ultraviolet photodetector

R Balakarthikeyan, A Santhanam, R Anandhi, S Vinoth… - Optical Materials, 2021 - Elsevier
In this work, pure NiO and NiO: Cu based photodetectors with different concentrations of Cu
dopants (0, 0.5, 1.0, and 1.5 wt%) were coated on glass substrates by using a simple, low …

Fabrication of enhanced performance Visible-light photodetector based on Ag/ZnS/p-Si/Ag heterojunction grown by chemical bath deposition

A Kumar, S Gupta, S Mukherjee, S Gaurav… - Materials Today …, 2024 - Elsevier
In the present work, ZnS thin films were deposited onto Si-substrate using the chemical bath
deposition technique, with a deposition time of 75 min and 100 min, and subsequently the …

A self-powered broadband photodetector based on an n-Si (111)/p-NiO heterojunction with high photosensitivity and enhanced external quantum efficiency

Y Zhang, T Ji, W Zhang, G Guan, Q Ren, K Xu… - Journal of Materials …, 2017 - pubs.rsc.org
A self-powered high-performance broadband photodetector was fabricated, based on n-Si
(111)/p-NiO heterojunctions consisting of single-crystal NiO nanosheets, via a facile …

Sb2S3/Spiro-OMeTAD Inorganic–Organic Hybrid p–n Junction Diode for High Performance Self-Powered Photodetector

A Bera, A Das Mahapatra, S Mondal… - ACS Applied Materials & …, 2016 - ACS Publications
Organic–inorganic hybrid diodes are very promising for solution processing, low cost, high
performance optoelectronic devices. Here, we report a high quality p–n heterojunction diode …

Enhanced UV-visible light photodetectors with a TiO 2/Si heterojunction using band engineering

T Ji, Q Liu, R Zou, Y Zhang, L Wang, L Sang… - Journal of Materials …, 2017 - pubs.rsc.org
A simple hydrothermal process involving thermal diffusion has been developed to
synthesize almost vertical doped titanium dioxide (TiO2) nanorod arrays on a silicon (Si) …

A cathodic photoelectrochemical biosensor based on CRISPR/Cas12a trans-cleavage mediated pn heterojunction quenching mode for microRNA determination

M Lv, C Zong, X Chen, X Lin, L Kong, C Li - Analytica Chimica Acta, 2023 - Elsevier
In this study, a cathodic photoelectrochemical (PEC) bioanalysis for sensitive determination
of microRNA (miRNA) has been constructed based on CRISPR/Cas12a trans-cleavage …