Results 11 to 20 of about 7,200 (227)
Characterization of Impact Ionization Coefficient of ZnO Based on a p-Si/i-ZnO/n-AZO Avalanche Photodiode [PDF]
Micromachines, 2020 The avalanche photodiode is a highly sensitive photon detector with wide applications in optical communication and single photon detection. ZnO is a promising wide band gap material to realize a UV avalanche photodiode (APD).
Gaoming Li +4 more
doaj +2 more sources
Automated Characterization of Single-Photon Avalanche Photodiode
International Islamic University Malaysia Engineering Journal, 2012 We report an automated characterization of a single-photon detector based on commercial silicon avalanche photodiode (PerkinElmer C30902SH). The photodiode is characterized by I-V curves at different illumination levels (darkness, 10 pW and 10 µW), dark ...
Aina Mardhiyah M. Ghazali +3 more
doaj +3 more sources
RETRACTED: Research on dispersion compensation using avalanche photodiode and pin photodiode
IET Collaborative Intelligent Manufacturing, 2021 With the growing demand for usage among Internet users, inventions related to increase in the capacity and bandwidth of transmission channels are more significant nowadays.
Yanxia Ma +4 more
doaj +2 more sources
Inorganics, 2023 In this article, the performance and design considerations of the planar structure of germanium on silicon avalanche photodiodes are presented. The dependences of the breakdown voltage, gain, bandwidth, responsivity, and quantum efficiency on the reverse
Hazem Deeb +2 more
exaly +3 more sources
Singlet oxygen luminescence detector based on low-cost InGaAs avalanche photodiode [PDF]
HardwareX, 2021 Molecular oxygen excited to singlet state (Singlet oxygen, 1O2) becomes highly reactive and cytotoxic chemical. 1O2 is commonly generated by photoexcitation of dyes (photosensitizers), including the photodynamic therapy and diagnostics of cancer. However,
Alexander E. Moskalensky +3 more
doaj +2 more sources
Ultrafast avalanche photodiode exceeding 100 GHz bandwidth [PDF]
Nature CommunicationsAvalanche photodiodes (APDs) demand multiplication materials with low ionization coefficient ratio (k) for high-speed and high-sensitivity photodetection.
Yang Shi +4 more
doaj +2 more sources
A 45 nm CMOS Avalanche Photodiode with 8.4-GHz Bandwidth [PDF]
Micromachines, 2020 Photodiode is one of the key components in optoelectronic technology, which is used to convert optical signal into electrical ones in modern communication systems.
Wenhao Zhi +3 more
doaj +2 more sources
Photonics, 2023 To improve the low responsivity of the silicon avalanche photodiode in the near-ultraviolet wavelength range, we designed a near-ultraviolet highly responsive Si-APD basic structure with a multiplication layer neighboring the photosensitive surface ...
Guangtong Guo +10 more
doaj +2 more sources
High-speed Si-Ge avalanche photodiode with a gain-bandwidth product of 7564 GHz [PDF]
Nature CommunicationsAvalanche photodetectors are renowned for their exceptional sensitivity and high gain-bandwidth product, making them highly promising for optical communications, quantum technologies, LiDAR, and biosensing.
Jintao Xue +5 more
doaj +2 more sources
Counting multiple X-rays per pulse with an avalanche photodiode detector [PDF]
Journal of Synchrotron RadiationAvalanche photodiode detectors (APDs) at X-ray synchrotrons are typically limited to recording at most one photon per synchrotron pulse. Digitizing the APD amplifier outputs enables signal processing to accurately measure a mean count rate of at least ...
Liam T. Powers +2 more
doaj +2 more sources