Results 71 to 80 of about 962 (171)

Analysis of noise and its characteristics in avalanche photodiode

AIP Advances
Avalanche photodiodes (APDs) produce noise during operation, which affects the device performance. However, the previous research on its noise is mainly theoretical analysis and is only reflected as optical noise.
XiaoFei Jia, Qun Wei, Yan Zhu, WenPeng Zhang   +3 more
doaj   +1 more source

GeSn‐on‐Si Avalanche Photodiodes with High Responsivity and Low Dark Current

Advanced Electronic Materials
GeSn‐on‐Si avalanche photodiodes (APDs) are emerging as a promising solution for low‐light detection in the short‐wave infrared (SWIR) spectral range, including applications in imaging and telecommunications.
Maurice Wanitzek, Harishnarayan Ramachandra, Christian Spieth, Alwin Daus, Jörg Schulze, Michael Oehme   +5 more
doaj   +1 more source

Comparing a radiation damage model for avalanche photodiodes through in-situ observation of CubeSat based devices

Communications Physics
Space-based quantum technologies are essential building blocks for global quantum networks. However, the optoelectronic components used can be susceptible to radiation damage.
Arpad Lenart, Tanvirul Islam, Srihari Sivasankaran, Peter Neilson, Bernhard Hidding, Daniel K. L. Oi, Alexander Ling   +6 more
doaj   +1 more source

Optimization of Guard Ring Structures for Superior Dark Current Reduction and Improved Quantum Efficiency in InGaAs/InP APDs

IEEE Journal of the Electron Devices Society
Avalanche photodiodes (APDs) based on InGaAs/InP are pivotal for applications in low-light detection, yet their performance is often hindered by edge breakdown and high dark currents.
Zefang Xu, Yu Chang, Kai Qiao, Liyu Liu, Linmeng Xu, Mengyan Fang, Chang Su, Fei Yin, Jieying Wang, Tianye Liu, Ming Li, Dian Wang, Lizhi Sheng, Xing Wang   +13 more
doaj   +1 more source

High-temperature mid-wavelength infrared avalanche photodiode with modified fully-depleted absorption and multiplication region

Communications Materials
Mid-wavelength infrared (MWIR) avalanche photodiodes (APD) are extensively employed in high-precision detection and thermal imaging in complex context.
Liqi Zhu, Zihao Wang, Jiamu Lin, Jian Huang, Linxuan He, Xi Wang, Songmin Zhou, Zhikai Gan, Xun Li, Qingxin Li, Li He, Changqing Lin, Chun Lin, Baile Chen   +13 more
doaj   +1 more source

Low-Cost Optical Wireless Communication for Underwater IoT: LED and Photodiode System Design and Characterization

Telecom
Underwater marine and freshwater environments are vast and mysterious, but our ability to explore them is limited by the inflexibility and inconvenience of monitoring systems.
Kidsanapong Puntsri, Wannaree Wongtrairat   +1 more
doaj   +1 more source

Silicon-Based Avalanche Photodiodes: Advancements and Applications in Medical Imaging. [PDF]

Nanomaterials (Basel), 2023
Lozovoy KA, Douhan RMH, Dirko VV, Deeb H, Khomyakova KI, Kukenov OI, Sokolov AS, Akimenko NY, Kokhanenko AP.   +8 more
europepmc   +1 more source

A Study of the Avalanche Multiplication and Excess Noise in Al _<i>x</i> In_1-<i>x</i> As_γSb_1‑ _γ Avalanche Photodiodes Lattice-Matched to GaSb. [PDF]

ACS Photonics
Jin X, Zhou W, Zhao Y, Tian Q, Yi X, Tao X, Craig A, Modak M, Marshall A, Xu Y, Wang G, David JPR, Buller GS.   +12 more
europepmc   +1 more source

Flexible InGaAs/InAlAs avalanche photodiodes for short-wave infrared detection. [PDF]

Nat Commun
Zhang J, Shao R, Xu H, Tan KH, Wicaksono S, Kong Q, Zhang G, Sun C, Chen Y, Danner A, Yoon SF, Gong X.   +11 more
europepmc   +1 more source

Triggering avalanche-like ultraviolet photomultiplication phenomena in ultrathin amorphous/crystalline gallium nitride heterostructures. [PDF]

Sci Adv
Luo D, Zhang H, Yan Y, Chen W, Wang D, Yu H, Liu X, Kang Y, Memon MH, Gao Z, Luo Y, Liu S, Gu W, Ooi BS, Fu L, Liu S, Sun H.   +16 more
europepmc   +1 more source