supported by the National Natural Science Foundation of China(Grant Nos.12074241,52130204,and 11929401);the Science and Technology Commission of Shanghai Municipality(Grant Nos.22XD1400900,20501130600,21JC1402600,and 22YF1413300);High Performance Computing Center,Shanghai University;Key Research Project of Zhejiang Lab(Grant No.2021PE0AC02);the supports from the open projects of Key Laboratory of Green Fabrication and Surface Technology of Advanced Metal Materials(Anhui University of Technology),Ministry of Education(Grant No.GFST2022KF08);State Key Laboratory of Surface Physics(Fudan University)(Grant No.KF202210);State Key Laboratory of Infrared Physics,Shanghai Institute of Technical Physics,Chinese Academy of Sciences(Grant No.SITP-NLIST-YB-2022-08);the support of China Scholarship Council。
Van der Waals(vdW)layered two-dimensional(2D)materials,which may have high carrier mobility,valley polarization,excellent mechanical properties and air stability,have been widely investigated before.We explore the pos...
Supported by the National Natural Science Foundation of China under Grant No 61875235;the Ph.D. Programs Foundation of Ministry of Education of China under Grant No 20130009110008;the Beijing Municipal Education Commission Project under Grant No KM201210015008
The effect of formed CH_3NH_3 at the heterojunction on properties of CH_3NH_3PbI_3 material is investigated based on experiment and theoretical calculation. Our calculation results show that the giant dielectric const...
Supported by the Knowledge Innovation Project of the Chinese Academy of Sciences;the National Natural Science Foundation of China under Grant Nos 61204017 and 61334002;the National Basic Research Program of China;the National Science and Technology Major Project of China
Direct-current transfer characteristics of (InGaN)/A1GaN/A1N/GaN heterojunction field effect transistors (HFETs) are presented. A drain current plateau (IDs = 32.0 mA/mm) for Vcs swept from +0.7 V to -0. 6 V is...
Supported by the National Basic Research Program of China under Grant No 2011CB302005, the National Natural Science Foundation of China under Grant Nos 61106003 and 61223005, the Science and Technology Development Project in Jilin Province under Grant Nos 20080124 and 20130204032GX, and the Opening Project of Science and Technology on Reliability Physics and Application Technology of Electronic Component Laboratory under Grant No ZHD201204.
p-ZnO:As is prepared by the GaAs interlayer doping method. The potential applications of p-ZnO:As are evaluated by applying it into the construction of a p-ZnO/n-GaN heterojunction, though its hall, electrochemical ...
Supported by the Major Instrumentation Special of the Ministry of Science and Technology of China under Grant No 2011YQ130018;Open Foundation of Joint Laboratory for Extreme Conditions Matter Properties,Southwest University of Sci-ence and Technology and Research Center of Laser Fusion,CAEP(No 12zxjk06);the National High-Technology Research and Development Program of China.
ZnO films are grown on c-sapphire substrates by laser molecular beam epitaxy.The band offsets of the ZnO/Al_(2)O_(3) heterojunction are studied by in situ x-ray photoelectron spectroscopy.The valence band of Al_(2)O_(...
Supported by the National Basic Research Program of China under Grant No 51171152.
A solution-processed bulk heterojunction photovoltaic cell is fabricated based on poly[(2-methoxy,5-octoxy)-1,4-phenylenevinylene](MOPPV)-single walled carbon nanotube(SWNT)-ZnSe quantum dots.The surface morphology sh...
Supported by the National Natural Science Foundation of China under Grant Nos 61078057 and 51172183;the National Natural Science Foundation of Shaanxi Province in China under Grant No 2012JQ8013;the Aviation Foundation of China(No 2011ZF53065);NPU Foundation for Fundamental Research(Nos JC201155 and JC20120246).
A p-n junction composed of Ag^(+)-doped manganite La_(0.8)Ag_(0.2)MnO_(3)(LAMO)and Nb-0.5wt%-doped SrTiO_(3)(STON)was fabricated using the pulsed laser deposition method.The heterojunction exhibits a good rectifying p...
the Knowledge Innovation Program of the Chinese Academy of Sciences under Grant No YYY-0701-02;the National Natural Science Foundation of China under Grant Nos 60890193 and 61106014;the National Basic Research Program of China under Grant Nos 2010CB327503 and 2012CB619303;the High-Technology Research and Development Program of China under Grant No 2011AA050514;the National Science and Technology Major Project of China。
The valence band offset(VBO)of an Al_(0.17)Ga_(0.83)N/GaN heterojunction is determined to be 0.13±0.07 eV by x-ray photoelectron spectroscopy.From the obtained VBO value,the conduction band offset(CBO)of~0.22 eV is o...
Supported by the National Natural Science Foundation of China No 61006057;the Foundation for University Young Key Teacher of Heilongjiang Province under Grant No 1251G046;the Excellent Youth Foundation of Heilongjiang University under Grant No JCL201007.
A high-sensitivity magnetic field sensor based on the nano-polysilicon thin film transistors is proposed to adopt the nano-polysilicon thin films and the nano-polysilicon/single silicon heterojunction interfaces as th...
Supported by the National Basic Research Program of China(2011CB302005);the National Natural Science Foundation of China(61006006,60877020,60976010);the Science and Technology Development Project in Jilin Province(20100170);the Fundamental Research Funds for the Central Universities(dut11rc(3)45).
The p-NiO thin film is prepared by radio frequency magnetron sputtering on the n-GaN/sapphire substrate to form p-NiO/n-GaN heterojunction diodes.The structural,optical and electrical properties of the p-NiO thin film...