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Reflection and negative refraction of left-handed metamaterials at microwave frequencies
We experimentally investigated the microwave reflection of the negative permeability material composed of periodical arrays of the copper split-ring resonators (SRRs).The negative dielectricExpand
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Preparation and electric properties of BiFeO3 film by electrophoretic deposition
Abstract BiFeO 3 (BFO) films were synthesized by electrophoretic deposition process (EPD) using suspensions containing BFO powders. The BFO powders were prepared by sol–gel method and the effects ofExpand
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Research on weak signal detection technique for electromagnetic ultrasonic inspection system
Electromagnetic acoustic transducers (EMATs) are very sensitive to surrounding noise while their transduction efficiency is rather poor. Consequently, ultrasonic signals received by EMATs are oftenExpand
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Optimization of extraction technique of flavonoids from Zizyphus jujube cv.Huizao by response surface methodology
To optimize the ethanol extraction of total flavonoids from Zizyphus jujube cv. Huizao,the effects of extraction times of ultrasonic,temperature,liquid to solid ratio,the volume fraction of ethanolExpand
The Patent Application Analysis of Fungicide Composition Comprising Strobilurin
Strobilurin fungicides have been developed rapidly in recent years.The focus of the patent applications had been transferred from new compounds development to fungicide compositions.In order to findExpand
Laser induced selective electroless copper plating on polyurethane using EDTA-Cu as active material
Using EDTA-Cu as the active material and polyurethane as the matrix, flexible cathodes were fabricated by laser-induced electroless copper plating process (LPKF-LDS) and characterized by SEM, X-rayExpand
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The defect effect in the one-dimensional negative permeability material
The defect effect in the two_dimensional (2D) negative permeability material, co nsisting of copper hexagon split ring resonators (SRRs), is investigated. The pr inted circuit boards with SRRs on oneExpand
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