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Article
Terahertz metamaterial biosensor based on open square ring
In this paper, a terahertz metamaterial biosensor based on the resonant structure of the open square ring is designed, and its simulation and testing are carried out to reveal the absorbing performance and sen...
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Article
MoO3–catalyzed transformation of corn stalk cellulose to glycolic acid: an experimental and DFT study
In this paper, a green approach is developed for the effective conversion of corn stalk cellulose to glycolic acid with MoO3. The effect of different factors (amount of MoO3, reaction temperature, reaction time a...
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Article
Enhanced efficiency of organic solar cells by using a ZnO-Fe2O3 electron transport layer
In this study, a ZnO-Fe2O3 thin film was designed as electron transport layer for organic solar cells (OSCs). The preparation strategy was based on the spin coating of aqueous sol–gel precursor. The result showed...
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Article
Preparation of durable flame retardant nylon-cotton blend fabrics by 3-glycidyloxypropyl trimethoxy silane associated with polyethyleneimine and phytic acid
Nylon-cotton (NYCO) blend fabrics have been widely used recently; however, they are susceptible to ignition when exposed to flame. Herein, 3-glycidyloxypropyl trimethoxy silane (GPTMS) associated with polyethy...
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Article
Microstructure and properties of a wear resistant Al-25Si-4Cu-1Mg coating prepared by supersonic plasma spraying
A high content silicon aluminum alloy (Al-25Si-4Cu-1Mg) coating was prepared on a 2A12 aluminum alloy by supersonic plasma spraying. The morphology and microstructure of the coating were observed and analyzed....
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Article
Comprehensive understanding of the non-productive adsorption of cellulolytic enzymes onto lignins isolated from furfural residues
Effective enzymatic hydrolysis of lignocellulosic materials to produce fermentable sugars requires close cooperation between cellulase components. However, lignin remaining in the pre-treated substrate plays a...
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Article
Open AccessPreparation of porous Si3N4 ceramics via tailoring solid loading of Si3N4 slurry and Si3N4 poly-hollow microsphere content
Porous Si3N4 ceramics were prepared by aqueous gelcasting using Si3N4 poly-hollow microspheres (PHMs) as pore-forming agent. The effects of solid loading of Si3N4 slurry and Si3N4 PHM content on the properties of...
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Article
In situ synthesis of SiOC ceramic nanorod-modified carbon/carbon composites with sol–gel impregnation and CVI
SiOC ceramic nanorod-modified C/C composites were successfully synthesized by a three-step technique, involving sol–gel impregnation, isothermal chemical vapor immersion and thermal gradient chemical vapor im...
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Article
Effects of MnO2 addition on microstructure and electrical properties of (Bi0.5Na0.5) 0.94Ba0.06TiO3 ceramics
In this letter, MnO2-doped (Bi0.5Na0.5)0.94Ba0.06TiO3 (BNBT-6) lead-free piezoelectric ceramics were synthesized by solid state reaction, and the microstructure and electrical properties of the ceramics were inve...