Project support from the National Natural Science Foundation of China(Grant No.11604254);the Natural Science Foundation of Shaanxi Province;China(Grant No.2019JQ-240)。
Theβ-LiGaO_(2)with an orthorhombic wurtzite-derived structure is a candidate ultrawide direct-bandgap semiconductor.In this work,using the non-adiabatic Allen-Heine-Cardona approach,we investigate the bandgap renorma...
supported by the National Key Research and Development Program of China(Grant No.2018YFB0504500);the National Natural Science Foundation of China(Grant Nos.61475171,61705244,61307056,and 61875052);Natural Science Foundation of Shanghai,China(Grant Nos.17ZR1433900 and17ZR1434200)
Wide-bandwidth pulses were generated with a dispersion-managed erbium-doped passively mode-locked fiber laser based on a graphene saturable absorber. The graphene saturable absorber was composed of a tapered fiber dep...
Project supported by the National Natural Science Foundation of China(Grants Nos.61331005,11204378,11274389,11304393,and 61302023);the National Natural Science Foundation of Shaanxi Province,China(Grant Nos.2011JQ8031 and 2013JM6005)
In this paper, we show that circular polarization-keeping reflection can be achieved using reflective metasurfaces. The underlying physical mechanism of the polarization-keeping reflection is analyzed using a reflecti...
supported by the National Natural Science Foundation of China (Grant No. 51207060);the Specialized Research Fund for the Doctoral Program of Higher Education of China (Grant No. 20090142110004)
We propose an ultrathin wide-band metamaterial absorber (MA) based on a Minkowski (MIK) fractal frequency selective surface and resistive film. This absorber consists of a periodic arrangement of dielectric substr...
Project supported by the National Basic Research Program of China (Grant Nos. 2007CB924903 and 2009CB929202);the National Natural Science Foundation of China (Grant No. 10974120)
This paper proposes a universal spin-dependent variable range hopping theoretical model to describe various experimental transport phenomena observed in wide-band-gap oxide ferromagnetic semiconductors with high trans...
supported by the National Natural Science Foundation of China (Grant No. 10832011);the Knowledge Innovation Program of the Chinese Academy of Sciences (Grant No. KJCX2-YW-L08)
The interpenetrating network structure provides an interesting avenue to novel materials. Locally resonant phononic crystal (LRPC) exhibits excellent sound attenuation performance based on the periodical arrangement...