the 973 Program of China (grant No. 2013CBA01702);the National Natural Science Foundation of China (grant Nos. 11474206, 11404224, 1174243, and 11774246);the Beijing Youth Top-Notch Talent Training Plan (CIT&TCD 201504080);the Beijing Nova Program (grant No. Z161100004916100);the Beijing Talents Project (grant No. 2018A19);Capacity Building for Science & Technology Innovation-Fundamental Scientific Research Funds (grand No. 025185305000/142);the Scientific Research Base Development Program of the Beijing Municipal Commission of Education.
Metasurface provides subwavelength structures for manipulating wavefronts of light. The benefits of subwavelength components offer a continuous modulation of amplitude, phase, and polarization, thus eliminating the pr...
National Key R&D Program of China(2017YFB1002900);973 Program of China(2013CBA01702);National Natural Science Foundation of China(NSFC)(11404224,1174243,11774246,61405012,61420106014);Excellent Young Scholars Research Fund of Beijing Institute of Technology(BIT)
Metasurfaces have become a new photonic structure for providing potential applications to develop integrated devices with small thickness, because they can introduce an abrupt phase change by arrays of scatterers. To ...
supported by National Basic Research Program of China(Grant No.2013CBA01702);National Natural Science Foundation of China(Grant Nos.61377016,61575055,10974039,61307072,61308017,and 61405056)
We investigate the prominent impacts of coupling strengths on the evolution of entanglement and quantum discord for a three-qubit system coupled to an XY spin-chain environment. In the case of a pure W state, more rob...
Project supported by the National Basic Research Program of China(Grant No.2013CBA01702);the National Natural Science Foundation of China(Grant Nos.11474206,91233202,11374216,and 11404224);the Scientific Research Project of Beijing Education Commission,China(Grant No.KM201310028005);the Scientific Research Base Development Program of the Beijing Municipal Commission of Education and the Beijing Youth Top-Notch Talent Training Plan,China(Grant No.CIT&TCD201504080)
Diffractive optical elements(DOEs) with spectrum separation and beam concentration(SSBC) functions have important applications in solar cell systems. With the SSBC DOEs, the sunlight radiation is divided into seve...
Project supported by the National Basic Research Program of China(Grant No.2013CBA01702);the National Natural Science Foundation of China(Grant Nos.61377016,61575055,10974039,61307072,61308017,and 61405056)
It has been recently demonstrated that negative-index dispersion and mode degeneracy can be achieved by manipulating a spoof-insulator-spoof(SIS) waveguide. In this paper, we propose a new SIS waveguide, which is co...
Project supported by the National Basic Research Program of China(Grant No.2013CBA01702);the National Natural Science Foundation of China(Grant Nos.61377016,11104049,10974039,61575055,and 61575053);the Fundamental Research Funds for the Central Universities,China(Grant No.HIT.BRETIII.201406);the Program for New Century Excellent Talents in University,China(Grant No.NCET-12-0148)
We derive an analytical expression for the propagation factor(known as M2-factor) of electromagnetic concentric rings Schell-model(EM CRSM) beams in non-Kolmogorov turbulence by utilizing the extended Huygens–Fre...
supported by the National Basic Research Program of China(Grant No.2013CBA01702);the National Natural Science Foundation of China(Grant No.11275045)
The silver(Ag)/photoresist(PR)/Ag structure, widely used in plasmonic photolithography, is fabricated on silicon substrate. The surface roughness of the top Ag film is measured and analyzed systematically. In part...