supported by National Natural Science Foundation of China (52275551);Shanxi Scholarship Council of China (2021-117)。
One-dimensional semiconductor materials possess excellent photoelectric properties and potential for the construction of integrated nanodevices. Among them, Sn-doped CdS has different micro-nano structures, including ...
The work was supported by the Ministry of Education and Science of the Russian Federation in the framework of experimental research(Nos.075-01438-22-06 and FSEE-2022-0018);the Russian Science Foundation in theoretical research(No.RSF 23-29-00216).
A new theoretical method to study super-multiperiod superlattices has been developed.The method combines the precision of the 8-band kp-method with the flexibility of the shooting method and the Monte Carlo approach.T...
We report on a long wavelength interband cascade photodetector with type Ⅱ InAs/GaSb superlattice absorber.The device is a three-stage interband cascade structure.At 77 K,the 50%cutoff wavelength of the detector is 8...
supported by the National Natural Science Foundation of China(Grant Nos.62022089,12174439,11874405,52272135,62274010,61971035);the National Key Research and Development Program of China(Grant Nos.2019YFA0308000,2021YFA1401300,2021YFA1401800,2018YFA0704200,2021YFA1400100,2020YFA0308800);Chongqing Outstanding Youth Fund(Grant No.2021ZX0400005);Beijing Institute of Technology Science and Technology Innovation Program Innovative Talent Science and Technology Funding SpecialProgram(No.2022CX01022);the Strategic Priority Research Program(B)of the Chinese Academy of Sciences(Grant Nos.XDB33000000)。
Moiré superlattices are formed when overlaying two materials with a slight mismatch in twist angle or lattice constant. They provide a novel platform for the study of strong electronic correlations and non-trivial ba...
National Natural Science Foundation of China(12074371);CAS Interdisciplinary Innovation Team,Strategic Priority Research Program of Chinese Academy of Sciences(XDB28000000)。
Moirépatterns in physics are interference fringes produced when a periodic template is stacked on another similar one with different displacement and twist angles.The phonon in two-dimensional(2D)material affected by...
financially supported by the Strategic Priority Research Program of Chinese Academy of Sciences(Grant No.XDB43000000);the CAS-JSPS Cooperative Research Project(No.GJHZ2021131)。
Twist-angle two-dimensional systems,such as twisted bilayer graphene,twisted bilayer transition metal dichalcogenides,twisted bilayer phosphorene and their multilayer van der Waals heterostructures,exhibit novel and t...
Project supported by the National Key Research and Development Program of China(No.2016YFB0400102);the Beijing Municipal Science and Technology Project(Nos.Z161100002116032,D12110300140000);the National Basic Research Program of China(No.2011CB301902);the Guangzhou Science & Technology Planning Project of Guangdong Province,China(Nos.201604016095,201604030035);the Zhongshan Science & Technology Planning Project of Guangdong Province,China(No.2017A1008);the Science & Technology Planning Project of Guangdong Province(No.2015B010112002)
In this study, the effect of double superlattices on GaN-based blue light-emitting diodes(LEDs) is analyzed numerically. One of the superlattices is composed of InGaN/GaN, which is designed before the multiple quantum...
Project supported by the National Natural Science Foundation of China(Nos.11774155,11274155)
Low dimensional Si materials have attracted much attention because they can be developed in many kinds of new-generation nano-electronic and optoelectronic devices, among which Si nanocrystals-based mul- tilayered mat...
Project supported in part by the National High Technology Program of China(No.2014AA032608);the National Key R&D Program of China(Nos.2016YFB0400800,2016YFB0400083,2016YFB0400082);in part by the National Natural Sciences Foundation of China(Nos.6136047,61206090,61527814,61674147,61204053);the Beijing Municipal Science and Technology Project(No.D161100002516002);the National 1000 Young Talents Program;the Youth Innovation Promotion Association,CAS
We investigate the effect of AlN/AlGaN superlattices(SLs) on crystal and optical properties of AlGN epitaxial layers. The result indicates that the crystal quality of AlGaN layers is consistent within a wide range o...
supported by the National Natural Science Foundation of China(No.51371049);the Natural Science Foundation of Liaoning Province(No.20102173)
As the era of nanoelectronics is dawning,CNT(carbon nanotube),a one-dimensional nano material with outstanding properties and performances,has aroused wide attention.In order to study its optical and electrical prop...