Project supported by the National Key R&D Program of China(Grant No.2022YFB3605600);the National Natural Science Foundation of China(Grant No.61974065);the Key R&D Project of Jiangsu Province,China(Grant Nos.BE2020004-3 and BE2021026);Postdoctoral Fellowship Program of CPSF(Grant No.GZC20231098);the Jiangsu Special Professorship;Collaborative Innovation Center of Solid State Lighting and Energy-saving Electronics。
We report molecular beam epitaxial growth and electrical and ultraviolet light emitting properties of(AlN)m/(GaN)n superlattices(SLs),where m and n represent the numbers of monolayers.Clear satellite peaks observed in...
the Science and Technology Program of Guangzhou(Grant No.202103030001);the KeyArea Research and Development Program of Guangdong Province(Grant No.2018B030329001);the National Natural Science Foundation of China(Grant Nos.62035017,61505196,and 62204238);the Scientific Instrument Developing Project of the Chinese Academy of Sciences(Grant No.YJKYYQ20170032);the Major Program of the National Natural Science Foundation of China(Grant Nos.61790580 and 61790581);the Chinese Academy of Sciences and Changchun City Science and Technology Innovation Cooperation Project(Grant No.21SH06);Jincheng Key Research and Development Project(Grant No.20210209);the Key R&D Program of Shanxi Province(Grant No.202102030201004);the R&D Program of Guangdong Province(Grant Nos.2018B030329001 and2020B0303020001);Shenzhen Technology Research Project(Grant No.JSGG20201102145200001);the National Key Technologies R&D Program of China(Grant No.2018YFA0306100)。
Here we report 1.3μm electrical injection lasers based on InAs/GaAs quantum dots(QDs)grown on a GaAs substrate,which can steadily work at 110-℃without visible degradation.The QD structure is designed by applying the...
the National Natural Science Foundation of China(Grant Nos.62074077,61921005,61974062,and 61974065);the Fundamental Research Funds for the Central Universities,China(Grant No.14380166);Key R&D Program of Jiangsu Province,China(Grant No.BE2020004-3);the National Key R&D Program of China(Grant No.2017YFB0404101);Nature Science Foundation of Jiangsu Province,China(Grant No.BE2015111);Collaborative Innovation Center of Solid State Lighting and Energysaving Electronics.
A systematic investigation on PA-MBE grown GaN with low growth rates(less than 0.2μm/h)has been conducted in a wide growth temperature range,in order to guide future growth of sophisticated fine structures for quantu...
Project supported by the National Natural Science Foundation of China(Grant Nos.61774130,11474248,61790581,and 51973070);the Ph.D.Program Foundation of the Ministry of Education of China(Grant No.20105303120002);the National Key Technology Research and Development Program of China(Grant No.2018YFA0209101)。
A series of In Sb thin films were grown on Ga As substrates by molecular beam epitaxy(MBE).Ga Sb/Al In Sb is used as a compound buffer layer to release the strain caused by the lattice mismatch between the substrate a...
Project supported by the National Program on Key Basic Research Project,China(Grant No.2018YFB0407601);the Key Research Project of Frontier Science of the Chinese Academy of Sciences(Grant Nos.QYZDY-SSW-JSC015 and XDPB12);the National Natural Science Foundation of China(Grant Nos.11874349 and 11774339)。
A synthetic antiferromagnet based on a thin antiferromagnetically coupled Co2MnSi/MnGa bilayer with Pt capping is proposed in this work. Square magnetic loops measured by anomalous Hall effect reveal that a well perpe...
Project supported by the National Basic Research Program of China(Grant Nos.2016YFA0301004 and 2015CB921001);the National Natural Science Foundation of China(Grant Nos.11334006,11725418,and 11674188)
Atomically thin transition metal dichalcogenide films with distorted trigonal(1T') phase have been predicted to be candidates for realizing quantum spin Hall effect. Growth of 1T' film and experimental investigation o...
Project supported by the Australian Research Council(Grant Nos.FT130101708,DP170104562,LP170100088,and LE170100233);Universities AustraliaDAAD German Research Cooperation Scheme(Grant No.2014-2015);supported by the WA node of Australian National Fabrication Facility(ANFF)
We review our recent efforts on developing HgCdSe infrared materials on Ga Sb substrates via molecular beam epitaxy(MBE) for fabricating next generation infrared detectors with features of lower production cost and la...
Project supported by the National Key Research and Development Program of China(Grant No.2018YFA0306101);the Scientific Instrument Developing Project of Chinese Academy of Sciences(Grant No.YJKYYQ20170032);the National Natural Science Foundation of China(Grant Nos.61790581,61435012,and 61505196)
We compare the effect of InGaAs/GaAs strained-layer superlattice(SLS) with that of GaAs thick buffer layer(TBL)serving as a dislocation filter layer. The InGaAs/GaAs SLS is found to be more effective than GaAs TBL in ...
supported by the National Basic Research Program of China(Grant No.2013CB632804);the National Natural Science Foundation of China(Grant Nos.61176015,61176059,61210014,61321004,and 61307024);the High Technology Research and Development Program of China(Grant No.2012AA050601)
GaN and AlN nanowires(NWs) have attracted great interests for the fabrication of novel nano-sized devices. In this paper, the nucleation processes of GaN and AlN NWs grown on Si substrates by molecular beam epitaxy...
supported by the National Nature Science Foundation of China(Grant No.61223002);the Science and Technology Commission of Shanghai Municipality,China(Grant No.13111103700);the Specialized Research Fund for the Doctoral Program of Higher Education of China(Grant No.2012018530003)
High-resistivity β-Ga203 thin films were grown on Si-doped n-type conductive β-Ga203 single crystals by molecular beam epitaxy (MBE). Vertical-type Schottky diodes were fabricated, and the electrical properties of...