supported by the National Natural Science Foundation of China(12234009,12474328,12074196,11922406,and 12074197)。
High-dimensional(HD)entanglement of photonic orbital angular momentum(OAM)is pivotal for advancing quantum communication and information processing,but its characterization remains significant challenges due to the co...
Supported by the National Key Research and Development Program of China(Grant No.2016YFA0300803);the National Natural Science Foundation of China(Grant Nos.61474061,61674079,and 61974061);the Jiangsu Shuang Chuang Program and the Natural Science Foundation of Jiangsu Province of China(Grant No.BK20140054)。
The ternary topological insulators Bi2Se3-xTex have attracted a great deal of attention due to their exotic physical and chemical properties.While most of the studies focus on the properties of these ternary TIs,limit...
Supported by the National Key Research and Development Program of China under Grant Nos 2017YFB0405704 and 2017YFA0305400;the 1000-Young Talent Program of China;the Shanghai Sailing Program under Grant No 17YF1429200
We report the epitaxial growth of single-crystalline Cd Te(100) thin films on Ga As(100) substrates using molecular beam epitaxy. By controlling the substrate pre-heated temperature with adjustable Te flux, three ...
Supported by the National Natural Science Foundation of China under Grant No 11774438;the Natural Science Foundation of Jiangsu Province under Grant No BK20151172;the Changzhou Science and Technology Bureau under Grant No CJ20160028;the Qing Lan Project,the Opening Project of State Key Laboratory of Silicon Materials under Grant No SKL2017-04;the Opening Project of Key Laboratory of Microelectronic Devices and Integrated Technology of Institute of Microelectronics of Chinese Academy of Sciences
After compositing with SiO_2 layers, it is shown that superlattice-like Sb/SiO_2 thin films have higher crystallization temperature(~240°C), larger crystallization activation energy(6.22 e V), and better data ret...
Supported by the Joint Funds of the National Natural Science Foundation of China and the Chinese Academy of Sciences’Large-Scale Scientific Facility under Grant No U1532149;the National Basic Research Program of China under Grant No2014CB931704
Polycrystalline LaCrO3(LCO) thin films are deposited on Pt/Ti/SiO2/Si substrates by pulsed laser deposition and used as the switching material to construct resistive random access memory devices. The unipolar resist...
Supported by the National Natural Science Foundation of China under Grant Nos 11502078 and 11402222;the General Project of Hunan Provincial Department of Education under Grant No 15C0535;the Start-up Foundation of High-talent Research Project of Hunan University of Science and Technology under Grant No E51517
The elastocalorie effect of PbTiO3 thin films with 180° domain structure is studied using the phase field method. The influence of external stress σ33, misfit strain μm and domain wall energy on the adiabatic tempe...
Bi_2Te_3 thin films and GeTe/B_2Te_3 superlattices of different thicknesses are prepared on the silicon dioxide substrates by magnetron sputtering technique and thermally annealed at 573 K for 30 min. Thermoelectric...
Supported by the National Natural Science Foundation of China under Grant No 61565015;the Western Light Talent Training Program of Chinese Academy of Sciences
The optical microcavity effect of the homo-tandem solar cells is explored utilizing the transfer matrix method. Ultrathin silver can reduce the deadzone effect compared with graphene and PH1000, and leads to a factor ...
Supported by the Ministry of Science and Technology of China under Grant No 2016YFA0202201;the National Natural Science Foundation of China under Grant Nos 61290304,11574335 and 61376016;the Youth Innovation Promotion Association of the Chinese Academy of Sciences;the 333 Project of Jiangsu province under Grant No BRA2017352
We fabricate nano-structural metal films to improve photoluminescence of perovskite films. When the perovskite film is placed on an ammonia-treated alumina film, stronger photoluminescence is found due to local field ...
Supported by the National Natural Science Foundation of China under Grant No 11474339;the National Basic Research Program of China under Grant No 2016YFA0300301;the Youth Innovation Promotion Association of the Chinese Academy of Sciences
In the iron-based high-To bulk superconductors, Tc above 50 K was only observed in the electron-doped 1111-type compounds. Here we revisit the electron-doped SmFeAsO polycrystals to make a further investigation for th...