Renxia Ning
YOU?
Author Swipe
View article: Analogous electromagnetically induced reflection with multiband on all-metal metamaterials
Analogous electromagnetically induced reflection with multiband on all-metal metamaterials Open
In this paper, an all-metal metamaterial is studied and its reflectance is analyzed by simulation software. The analogous electromagnetically induced reflection effect is analyzed by studying the electric field distribution of each frequen…
View article: Reciprocity quad-band electromagnetically induced transparency-like metamaterials
Reciprocity quad-band electromagnetically induced transparency-like metamaterials Open
In this paper, a sandwich structure metamaterial was designed, in which the substrate is radio frequency (RF) F4B, and the metal pattern of copper is prepared by the substrate on both sides. Analyzed the transmission of the structure, and …
View article: Electromagnetic induction-like transparency in dual-band with dual-bright mode coupling
Electromagnetic induction-like transparency in dual-band with dual-bright mode coupling Open
In this paper, a metamaterial structure with a double-layer split square ring and a double C-shaped structure is designed, which has dual-band electromagnetically induced transparency effects in the terahertz band. This structure has trans…
View article: Multi-Band Analogue Electromagnetically Induced Transparency in DoubleTuned Metamaterials
Multi-Band Analogue Electromagnetically Induced Transparency in DoubleTuned Metamaterials Open
A multi-band analogue electromagnetically induced transparency (A-EIT) metamaterial is proposed. The structure is composed of liquid crystal (LC) layer and a graphene strips layer on both sides of silicon dioxide. The transmission spectrum…
View article: Wideband Reflector and Analogue Electromagnetically Induced Reflection in Metamaterials
Wideband Reflector and Analogue Electromagnetically Induced Reflection in Metamaterials Open
Metamaterials are highly demanded for advanced applications in absorbers, sensors, and filters. However, metamaterial reflectors, especially broadband reflectors, remain challenging. In this paper, we theoretically investigate a wideband m…
View article: Dual Controlled Cross - Shaped Broadband Terahertz Absorber Based On Vanadium Oxide - Liquid Crystal Metamaterial
Dual Controlled Cross - Shaped Broadband Terahertz Absorber Based On Vanadium Oxide - Liquid Crystal Metamaterial Open
A low terahertz broadband tunable absorber was proposed, which was mainly composed of vanadium oxide (VO 2 ) film and nematic liquid crystal layer. The simulation results show that the absorption can reach more than 90% in the range of 0.4…
View article: Dual-Tunable Polarization Insensitive Electromagnetically Induced Transparency in Metamaterials
Dual-Tunable Polarization Insensitive Electromagnetically Induced Transparency in Metamaterials Open
A multilayer structure of a square ring of graphene with nesting vanadium dioxide (VO 2 ) was investigated in this study. This structure exhibits electromagnetically induced transparency (EIT), which stems from a bright mode coupling with …
View article: Tri-control large angle electromagnetically induced reflection in metamaterials with graphene and vanadium dioxide
Tri-control large angle electromagnetically induced reflection in metamaterials with graphene and vanadium dioxide Open
Graphene and vanadium dioxide (VO2) have been widely studied because of their flexibly tunable conductivity. In this study, a multilayer structure of a graphene disk and a VO2 square ring is investigated. The proposed structure exhibits an…
View article: Heat dissipation study of graphene-based film in single tube IGBT devices
Heat dissipation study of graphene-based film in single tube IGBT devices Open
The insulated gate bipolar transistor (IGBT) devices often work under significantly high voltage and current, and how to reduce loss within them and prevent damage to them, caused by excessive heating must be considered in their operation.…