A multi-time-gated SPAD array with integrated coarse TDCs

R Scott, W Jiang, X Qian, MJ Deen - Electronics, 2022 - mdpi.com
Time-gating of single-photon avalanche diodes (SPADs) was commonly used as a method
to reduce dark noise in biomedical imaging applications where photon events are correlated …

Compact modeling and contact effects in thin film transistors

JAJ Tejada, JAL Villanueva, PL Varo… - … on Electron Devices, 2014 - ieeexplore.ieee.org
A compact model for the current-voltage characteristics of organic thin-film transistors
(OTFTs), which includes the effects of the contact regions, is proposed. Different physical …

On-chip colloidal quantum dot devices with a CMOS compatible architecture for near-infrared light sensing

Q Xu, L Meng, T Zeng, K Sinha, C Dick, X Wang - Optics letters, 2019 - opg.optica.org
Solution-processed semiconductors that exhibit tunable light absorption and can be directly
integrated into state-of-the-art silicon technologies are attractive for near-infrared (NIR) light …

Differential quench and reset circuit for single-photon avalanche diodes

W Jiang, R Scott, MJ Deen - Journal of Lightwave Technology, 2021 - ieeexplore.ieee.org
A differential quench and reset (QR) configuration for single-photon avalanche diodes
(SPADs) is proposed and investigated in this work. Compared to the traditional single QR …

Junction-less optical phase shifter loaded silicon Mach–Zehnder modulator

S Pal, S Gupta - Optics Communications, 2019 - Elsevier
In this paper, we design and numerically analyze the performance of electrostatic doping
(ED) assisted junction-less optical phase shifter loaded silicon Mach–Zehnder (MZM), which …

Theoretical investigation of tensile strained GeSn waveguide with Si3N4 liner stressor for mid-infrared detector and modulator applications

Q Zhang, Y Liu, J Yan, C Zhang, Y Hao, G Han - Optics Express, 2015 - opg.optica.org
We theoretically investigate a tensile strained GeSn waveguide integrated with Si_3N_4
liner stressor for the applications in mid-infrared (MIR) detector and modulator. A substantial …

Theoretical Analysis of GeSn Quantum Dots for Photodetection Applications

PH Lin, S Ghosh, GE Chang - Sensors, 2024 - mdpi.com
GeSn alloys have recently emerged as complementary metal–oxide–semiconductor
(CMOS)-compatible materials for optoelectronic applications. Although various photonic …

One-pot facile synthesis of a concentrated Si nanoparticle solution

H Sun, S Miyazaki, H Tamamitsu… - Chemical …, 2013 - pubs.rsc.org
A silicon nanoparticle solution (size≅ 50 nm) with the concentration of 100 mM, which is
contamination free, was synthesized using a ball milling method and was stable for 4 …

Noise analysis of group IV material-based heterojunction phototransistor for fiber-optic telecommunication networks

H Kumar, R Basu - IEEE Sensors Journal, 2018 - ieeexplore.ieee.org
This paper presents an analytical study of the noise behavior and spectral responsivity of Ge
1-x Sn x alloy-based heterojunction phototransistors (HPTs) for different Sn compositions …

Impact of silicide layer on single photon avalanche diodes in a 130 nm CMOS process

Z Cheng, D Palubiak, X Zheng… - Journal of Physics D …, 2016 - iopscience.iop.org
Single photon avalanche diode (SPAD) is an attractive solid-state optical detector that offers
ultra-high photon sensitivity (down to the single photon level), high speed (sub-nanosecond …