Project supported by the National Natural Science Foundation of China(Grant Nos.62375131,62204119,62122036,and 62304104);the Natural Science Foundation of Jiangsu Province(Grant No.BK20220947);the Funding of NJUST(Grant No.TSXK2022D008)。
Electrically tunable homojunctions based on ambipolar two-dimensional materials have attracted widespread attention in the field of intelligent vision.These devices exhibit inherent switchable positive and negative ph...
Project supported by BUPT Excellent Ph.D.Students Foundation(Grant No.CX2020314);the National Natural Science Foundation of China(Grant Nos.61774019,51572033,and 51572241);the Fund of State Key Laboratory of Information Photonics and Optical Communications(BUPT);the Fundamental Research Funds for the Central Universities,China。
We report the edge-defined-film-fed(EFG)-grown β-Ga_(2)O_(3)-based Schottky photodiodes.The device has a reverse leakage current of ~nA and a rectified ratio of ~10^(4) at ±5 V.In addition,the photodiode detector sh...
Project supported by the National Natural Science Foundation of China(Grant No.61574112)。
A novel CMOS image sensor(CIS) pinned photodiode(PPD) pixel, named as O-T pixel, is proposed and investigated by TCAD simulations. Compared with the conventional PPD pixel, the proposed pixel features the overlapping ...
Project supported by the National Key Research and Development Program of China(Grant No.2016YFB0400902);the Priority Academic Program Development of Jiangsu Higher Education Institutions,China
Four 4H-SiCp-i-n ultraviolet(UV) avalanche photodiode(APD) samples PIN-0.1, PIN-0.35, PIN-0.5, and PIN-1.0 with different intrinsic layer thicknesses(0.1 μm, 0.35 μm, 0.5 μm, and 1.0 μm, respectively) are designed...
Project supported by the National Natural Science Foundation of China(Grant No.11675259);the West Light Foundation of the Chinese Academy of Sciences(Grant Nos.2016-QNXZ-B-8 and 2016-QNXZ-B-2)
A pinned photodiode complementary metal–oxide–semiconductor transistor(CMOS) active pixel sensor is exposed to ^60Co to evaluate the performance for space applications. The sample is irradiated with a dose rate of...
Project supported by the National Natural Science Foundation of China(Grant Nos.11275024,61274024,and 61474123);the Youth Innovation Promotion Association,China(Grant No.2013105);the Ministry of Science and Technology of China(Grant Nos.2013YQ030595-3 and 2011AA120101)
We characterized the dependence of the timing jitter of an InGaAs/InP single-photon avalanche diode on the excess bias voltage(V(ex)) when operated in 1-GHz sinusoidally gated mode.The single-photon avalanche diod...
Project supported by the National Defense Pre-Research Foundation of China(Grant No.51311050301095)
A quantum efficiency analytical model for complementary metal–oxide–semiconductor(CMOS) image pixels with a pinned photodiode structure is developed. The proposed model takes account of the non-uniform doping dist...
A novel aluminum iron oxide (Al/AlFe2O4/p-Si) Schottky photodiode was successfully fabricated via the sol-gel coating process. The microstructure of the spinel ferrite (AlFe2O4) was examined by atomic force micros...
Project supported by the High Technology Research and Development Program of China (Grant Nos.2012AA012202 and 2013AA031401);the National Basic Research Program of China (Grant No.2012CB933503);the National Natural Science Foundation of China (Grant Nos.61176053,61274069,and 61021003)
In this paper, we present the design, fabrication, and measurement of an evanescently coupled waveguide photode- tector operating at 1.55 gm, which mainly comprises a diluted waveguide, a single-mode rib waveguide and...
Project supported by the Long Term Research Grant Scheme(LRGS),Ministry of Higher Education,Malaysia(Grant No.LR003/2011A)
In this paper, we present the effect of varied illumination levels on the electrical properties of the organic blend bulk heterojuction (BHJ) photodiode. To prepare the BHJ blend, poly(2-methoxy-5(2P-ethylhexyloxy...