Project supported by the National Key Research and Development Program of China (Grant Nos.2021YFB3601000 and 2021YFB3601002);the National Natural Science Foundation of China (Grant Nos.62074077,61921005,61974062,62204121,and 61904082);Leading-edge Technology Program of Jiangsu Natural Science Foundation (Grant No.BE2021008-2);the China Postdoctoral Science Foundation (Grant No.2020M671441)。
Nonpolar(11–20) a-plane p-type GaN films were successfully grown on r-plane sapphire substrate with the metal–organic chemical vapor deposition(MOCVD) system. The effects of Mg-doping temperature on the structural a...
supported by the National Natural Science Foundation of China(Grant Nos.62074077,61921005,61974062,and 61904082);the China Postdoctoral Science Foundation(Grant No.2020M671441);the Natural Science Foundation of the Jiangsu Higher Education Institutions of China(Grant Nos.19KJB510006 and 19KJB510039);the Natural Science Foundation of Jiangsu Province(Grant No.BK20190765)。
Nonpolar(1120)plane In_(x)Ga_(1-x)N epilayers comprising the entire In content(x)range were successfully grown on nanoscale Ga N islands by metal-organic chemical vapor deposition.The structural and optical properties...
Supported by the National Natural Science Foundation of China(Grant Nos.11574362 and 61704008)。
We demonstrate that a low-temperature Ga N insertion layer could significantly improve the surface morphology of non-polar a-plane Ga N.The two key factors in improving the surface morphology of non-polar a-plane Ga N...
supported by the National Natural Science Foundation of China(Grant Nos.11204009&61204011);Beijing Municipal Natural Science Foundation(Grant No.4142005)
A correlation study between the observed surface morphology using high-resolution scanning electron microscopy(HRSEM) and the observed structural imperfections using transmission electron microscopy(TEM) has been cond...
Supported by the National Natural Science Foundation of China under Grant No 61204006;the Fundamental Research Funds for the Central Universities under Grant No 7214570101;the National Key Science and Technology Special Project under Grant No 2008ZX01002-002
Hydride vapor phase epitaxy (HVPE) is utilized to grow nonpolar a-plane GaN layers on r-plane sapphire templates prepared by metal organic vapor phase epitaxy (MOVPE). The surface morphology and microstructures of...
Supported by the National Basic Research Program of China under Grant No 2012CB619300, the National Natural Science Foundation of China under Grant Nos 61225019, 11023003 and 61376060, and the National High-Technology Research and Devel- opment Program of China under Grant No 2011AA050514.
We report the growth of a-plane InN on an r-plane sapphire substrate by plasma-assisted molecular-beam epitaxy. It is found that the a-plane InN is successfully grown by using a CaN buffer layer, which has been confir...
Project supported by the State Key Development Program for Basic Research of China(Nos.2013CB619306,2012CB921304);the National Natural Science Foundation of China(No.60990313);the National High Technology Research and Development Program of China(No.2011AA03A101)
We have measured the in-plane optical anisotropy (IPOA) of (1120) ZnO (a-plane) on (10]-2) sapphire (r-plane) by reflectance difference spectroscopy (RDS) at room temperature. Giant IPOA has been observed ...
Supported by the National Natural Science Foundation of China under Grant Nos 91233111,61274041,11275228,61006004 and 61076001;the National Basic Research Program of China(No 2012CB619305);the National High-Technology R&D Program of China(No 2011AA03A101).
By using x-ray diffraction analysis,we investigate the major structural parameters such as strain state and crystal quality of non-polar a-plane In_(x)𝑦Ga_(1−x)𝑦N thin films grown on r-sapphire substrates by metalor...
Supported by the National Natural Science Foundation of China under Grant Nos 60976008,61006004,61076001,10979507;the Special Funds for Major State Basic Research Project(973 program)of China(No A000091109-05);the National High-Technology R&D Program of China(No 2011AA03A101).
The non-polar a-plane(1120)In_(x)Ga_(1−x)N alloys with different indium compositions(0.074≤x≤0.555)were grown on r-plane(1012)sapphire substrates by metalorganic chemical vapor deposition,and the indium compositions...
Supported by the National Basic Research Program of China under Grant Nos 2011CB301900,2012CB619304;the National High-Technology Research and Development Program of China under Grant No 2011AA03A103;the National Natural Science Foundation of China(60990311,60820106003,60906025,60936004,61176063);the Natural Science Foundation of Jiangsu Province(BK2008019,BK2011010,BK2010385,BK2009255,BK2010178);the Research Funds from NJU-Yangzhou Institute of Opto-electronics.
The in-plane optical anisotropic properties of the non-polar a-plane GaN films grown by metal organic chemical vapour deposition are investigated by using polarised photoluminescence(PL),optical transmission and Raman...