supported by the National Key R&D Program of China(Grant No.2022YFA1603900);in part by the Russian Science Foundation(RSCF)(Grant No.19-72-10016-P).
We report our progress in the high-temperature superconductor(HTS)Josephson junction fabrication process founded on utilizing a focused helium ion beam damaging technique and discuss the expected device performance at...
High-power,high-efficiency single-mode vertical-cavity surface-emitting lasers(VCSELs)are crucial in the realm of green photonics for high-speed optical communication.However,in recent years,the power and efficiency o...
supported by China Scholarship Council(CSC)No.202106240176.
High electro-optical conversion efficiency is one of the most distinctive features of semiconductor lasers as compared to other types of lasers.Its further increase remains a significant objective.Further enhancing th...
The Si tandem solar cells are very attractive for realizing high efficiency and low cost. This paper overviews current status of III-V/Si tandem solar cells including our results. The analytical results for efficiency...
This work was financially supported by the National Natural Science Foundation of China(No.51972055);the Shenzhen Science and Technology Research Project(No.JCYJ20180508152903208);the Guangdong Basic and Applied Basic Research Foundation(No.2020A1515010258);the Stable Support Project for Shenzhen High Education Institutions(No.SZWD2021001);the Shenzhen Bay Laboratory Open Program(No.SZBL2020090501002);the Natural Science Foundation of Top Talent of SZTU(No.20200201);the Homemade Experimental Equipment Foundation of SZTU(No.2020XZY002);the Shenzhen Pengcheng Scholar Program.
A TiO_(2)-based multi-color photodetector with controlled photoelectric response to ultraviolet(UV)and visible light is developed by using band regulation technologies such as multi-junction synergy and surface adsorp...
partially supported by the Jiangsu Province Science Foundation for Youths (No. BK20170431);the National Natural Science Foundation of China (No. 61604171)。
Laser photovoltaic devices converting 1064 nm light energy into electric energy present a promising prospect in wireless energy transmission due to the commercial availability of high power 1064 nm lasers with very sm...
The ac recombination velocity of the excess minority carriers, in the back surface of a silicon solar cell with a vertical junction connected in series, is developed through Einstein’s law giving the diffusion coeffi...
Previous studies have shown that renewable energy is one of the effective ways to fight global climate change and emissions not to mention the increasing price of fossil fuels. Among the various renewable energy sourc...
A metamorphic GaInP/GaAs/GaInAs/Ge multi-junction solar cell with InAs quantum dots is investigated, and the analytical expression of the energy conversion efficiency on the multi-junction tandem solar cell is derived...
supported by the Shanghai Rising-Star Program(No.09QB1400700) ;the Knowledge Innovation Program of the Chinese Academy of Sciences(No. 0903531)
The influence of thermal effect on the energy conversion efficiency of concentrating photovoltaic system for multi-junction GaInP/GaAs/Ge thin-film solar cell is analyzed experimentally.With the increment of operation...