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107 Result(s)
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Article
The luminescence characteristics of europium activated strontium silicate synthesized at high temperature and high pressure
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Article
Combined Single-Pass Conversion of Methane Via Oxidative Coupling and Dehydroaromatization
A new reaction mode, i.e., the combined single-pass conversion of methane via oxidative coupling (OCM) over mixed metal oxide (SLC) catalysts and dehydroaromatization (MDA) over Mo/HZSM-5 catalysts, is reporte...
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Article
Synthesis, characterization and evaluation of a novel resid FCC catalyst based on in situ synthesis on kaolin microspheres
A new way was provided for in situ synthesized FCC catalyst. Characterization and evaluation results indicated the catalyst is more suitable for cracking resid feed because of its unique manufacturing process whi...
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Article
Purification and Properties of a Poly (β-hydroxybutyrate) Depolymerase From Penicillium sp.
An extracellular poly (β-hydroxybutyrate) (PHB) depolymerase was purified from a Penicillium sp. DS9701-09a by centrifugation, ultrafiltration, precipitation and gel filtration chromatography. The specific activi...
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Article
Effect of steady shear on multi-axial texture of symmetric diblock copolymers
The effect of steady shear on multi-axial texture of symmetric diblock copolymer was investigated by using dynamic density functional theory. Through modifying the periodic boundary condition, the parallel-tra...
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Article
Simulation and reliability analysis of shunt active power filter based on instantaneous reactive power theory
This paper first discusses the operating principle of instantaneous reactive power theory. Then, the theory is introduced into shunt active power filter and its control scheme is studied. Finally, Matlab/Simul...
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Article
Morphologies of diblock copolymer confined in a slit with patterned surfaces studied by dissipative particle dynamics
Diblock copolymers with ordered mesophase structures have been used as templates for nano-fabrication. Unfortunately, the ordered structure only exists at micromete rscale areas, which precludes its use in man...
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Article
Controlled synthesis of uniform silver nanowires with high aspect ratios in aqueous solutions of gemini surfactant
A simple solution-phase approach has been demonstrated for the large-scale synthesis of silver nanowires with diameters in the range of 15–25 nm, and lengths usually in the range of tens of micrometers. In the...
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Article
Preparation and evaluation of ammonia decomposition catalysts by high-throughput technique
The high-throughput technique has been successfully employed to investigate systematically NH3 decomposition catalysts for COx-free hydrogen production. Supported γ-Mo2N catalysts not only could be prepared and e...
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Article
Visible-Light Photocatalytic Degradation of Aromatic Contaminants with Simultaneous H2 Generation: Comparison of 2,4-Dichlorophenoxyacetic Acid and 4-Chlorophenol
Aromatic contaminants, 2,4-dichlorophenoxyacetic acid (2,4-D) and 4-chlorophenol (4-CP), were photocatalytically degraded in aqueous solutions under visible light illumination. 2,4-D was degraded more rapidly ...
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Article
Genetic models of structural traps related to normal faults in the Putaohua Oilfield, Songliao Basin
The Putaohua Oilfield is a fault-prolific area and the faults have close relation with structural traps. The genetic models of the structural traps in the Putaohua Oilfield can be divided into two types: indiv...
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Article
Synthesis, characterization and fluorescence quenching of conjugated polymer containing triphenylamine group
Poly(triphenylamine-p-phenylenevinylene)s with two different end-groups were obtained through a Wittig polycondensation. The structures of two copolymers were characterized. Ultraviolet and visible spectroscopy (...
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Article
A new alternating copolymerized derivative as a cold flow improver for diesel fuel
Synthesis of a cold flow improver (MAVA-a) for diesel fuel and its effect on solidifying point (SP) and cold filter plugging point (CFPP) of diesel fuels were investigated. The cold flow improver was prepared ...
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Article
Effect of Matrix–Particle Interfacial Adhesion on the Mechanical Properties of Poly(lactic acid)/Wood-Flour Micro-Composites
The influence of interfacial matrix/particle adhesion on the mechanical properties of poly(lactic acid) (PLA) micro-composites was investigated. The tensile strength of PLA/wood-flour micro-composites is almos...
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Article
Micro-geological causes and macro-geological controlling factors of low-resistivity oil layers in the Puao Oilfield
Low-resistivity oil layers are often missed in logging interpretation because of their resistivity close to or below the resistivity of nearby water layers. Typical low-resistivity oil layers have been found i...
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Article
A review of recent progress in preparation of hollow polymer microspheres
The preparation methods of hollow polymer microspheres both at home and abroad are summarized, and their preparation mechanisms and developmental states are presented. These methods include the liquid droplet ...
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Article
Salt Effects on the Aqueous Two-Phase System of Gemini(12-3-12, 2Br−)/SDS/PEG
The effect of added salts (NaCl, KCl and NaBr) on the aqueous two-phase system (ATPS) formed in mixtures of Gemini(12-3-12, 2Br−)/sodium dodecyl sulfate/polyethylene glycol has been investigated. Phase diagrams o...
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Article
Effect of added ionomer on morphology and properties of PP/organoclay nanocomposites
Ethylene-methacrylic acid ionomer (Surlyn) with concentration up to 20 wt% based on total weight of polymer resin was added into polypropylene (PP)/organoclay hybrids. The microstructure, rheological propertie...
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Article
Model predictive control for adaptive cruise control with multi-objectives: comfort, fuel-economy, safety and car-following
For automated vehicles, comfortable driving will improve passengers’ satisfaction. Reducing fuel consumption brings economic profits for car owners, decreases the impact on the environment and increases energy...
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Article
Selective synthesis of ethylbenzene by alkylation of benzene with diethyl carbonate over MCM-22 modified by MgO
Selective synthesis of ethylbenzene by vapor phase alkylation of benzene with diethyl carbonate was carried out over MCM-22 modified by MgO. Characterization results show that the number of Brønsted acid sites...