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Article
An introductory electrochemical approach to studying hydrometallurgical reactions
Many hydrometallurgical processes are electrochemical phenomena. Although this fact is well known, electrochemical methods are under-utilized when studying these processes. One possible reason is the confusion...
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Article
Fuel combustion test in constant volume combustion chamber with built-in adaptor
Combustion tests of pre-mixture of methane and air in constant volume combustion chamber (CVCC) have been carried out by means of flame propagation photo and gas pressure measurement, the effects of CVCC body ...
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Article
Open AccessQuality-Assured and Sociality-Enriched Multimedia Mobile Mashup
Mashups are getting more complex with the addition of rich-media and real-time services. The new research challenges will be how to guarantee the quality of the aggregated services, and how to share them in a ...
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Chapter and Conference Paper
Parametric Robust Stability Analysis of a PID Controller for Variable Nozzle Turbocharger
There are many uncertain errors during the A/D and the D/A processes, and also in the fixed-point calculation when proportional-integral-derivative (PID) controller was employed in the engine control module. T...
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Article
Treatment of primary hepatic carcinoma by transcatheter arterial perfusion of batroxobin combined with TACE: a preliminary clinical study
The aim of the study was to explore the therapeutic efficacy and safety of batroxobin in patients with primary hepatic carcinoma (PHC) and the advantages of transcatheter arterial perfusion of batroxobin combi...
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Article
Open AccessAn electrical-filtered optical heterodyne technique for tuning speed measurement of DBR lasers
A new scheme based on the electrical-filtered optical heterodyne technique is proposed for measuring the tuning speed of tunable distributed Bragg reflector (DBR) lasers. In this scheme, a 10 GHz high-pass ele...
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Article
Griffiths Phase and Disorder in Perovskite Manganite Oxides La1−x Ca x MnO3 and La0.7Sr0.3MnO3
Polycrystalline samples La1−x Ca x MnO3 (x=0.17, 0.15, 0.10) and La0.7Sr0.3MnO3 were prepared in order to investigate the Griffiths-like features induced ...
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Article
Open AccessMobile WiMAX field trial test through multimedia performance evaluation
IEEE 802.16e is a mobile version of Worldwide Interoperability for Microwave Access (WiMAX) that plays an important role in the evolution towards 4G. In this study, we focus on multimedia performance measureme...
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Article
Magnetism and Resistances of Slightly Dy Doped LaMnO3 Solid Solutions
The magnetism of Dy-doped LaMnO3 solid solutions synthesized using sol–gel method was measured and explained by the analysis of local structure. The saturated magnetization of the samples decreased with increasin...
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Article
Griffiths Phase and Reduced Magnetization of La0.5Ca0.5MnO3 with Different Annealing Temperature
In this paper, the existence of Griffiths phase and variation of ferromagnetism have been studied for La0.5Ca0.5MnO3 nanoparticles annealed at different temperatures. It is detected by x-ray diffraction patterns ...
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Article
Optimized performances comparison of organic Rankine cycles for low grade waste heat recovery
An organic Rankine cycle (ORC) can be applied to recover the low-grade waste heat. In this paper, the performances of five different types of ORC are evaluated. These configurations include a simple ORC, an OR...
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Article
Disappearance of Griffiths Phase in Polycrystalline Sample La0.75Ca0.15MnO3−Δ with Controlling Oxygen Vacancy
The Griffiths phase has been investigated in terms of oxygen vacancy in polycrystalline samples La0.75Ca0.15MnO3 (LCMO-1) and La0.75Ca0.15MnO3−Δ (LCMO-2). The latter of the two samples is prepared by annealing th...
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Article
Local Atomic and Electronic Structure with Magnetism of La0.7Ca0.3Mn1−x Cu x O3 (x=0, 0.03, 0.06, 0.1)
Local atomic and electronic structure with magnetic properties, especially Griffiths phase, of polycrystalline samples La0.7Ca0.3Mn1−x Cu x O3 (x=0, 0.03, 0.06, 0...
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Article
Ionic liquid-based hydrothermal synthesis and luminescent properties of CaF2:Ce3+/Mn2+ nanocrystals
CaF2:Ce3+/Mn2+ sub-micro cubes and nanospheres were successfully prepared through an ionic liquid-based hydrothermal method. OmimPF6 and OmimBF4 were utilized to introduce a new fluoride source and act as templat...
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Chapter and Conference Paper
Study on Exhaust Heat Recovery Utilizing Organic Rankine Cycle for Diesel Engine at Full-load Conditions
In this paper, organic rankine cycle (ORC) system was utilized to recover diesel engine exhaust heat. The performance of ORC was discussed under the full-load conditions of diesel engine. The results indicate ...
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Article
Scalable multimedia delivery with QoS management in pervasive computing environment
People are increasingly demanding rich-media and bundled services. However, the diverse terminals, heterogeneous networks as well as various user requirements constrain the multimedia access to low quality in ...
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Article
Ionic liquids assisted synthesis and luminescence properties of Ca5(PO4)3Cl:Ce3+,Tb3+ nanostructures
Ca5(PO4)3Cl straw-like sheaves and microrods were synthesized via a ionic liquids based hydrothermal method. The ionic liquids [Omim]Cl was utilized to introduce a new chloride source. The influences of the ionic...
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Article
Room-Temperature Multiferroic Properties and Local Structures of the Mn-Doped and (Pb, Mn)-Codoped BiFeO3
The Mn-doped and the (Pb, Mn)-codoped BiFeO3 polycrystalline samples are prepared by a sol–gel method. The X-ray diffraction patterns manifest that all samples are in single phase and a lattice structural transfo...
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Article
Superconductivity Enhancement in Fe3O4 Doped YBa2Cu3O7−δ
Flux pinning can lead to the enhancement of J c in superconductor. In order to study the effect of magnetic particles on superconductivity, the composites of (YBa2Cu3O7−δ ...
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Article
Synthesis and luminescence properties of Eu(III)-doped silica nanorods based on the sol–gel process
Uniform Eu3+-doped SiO2 nanorods were synthesized through a simple sol–gel method using cetyltrimethylammonium bromide (CTAB) as surfactant template and tetraethylorthosilicate as silicon source. X-ray diffractio...
