89 Result(s)
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Article
Fabrication, characterization and mechanical properties of SiC-whisker-reinforced Y-TZP composites
The microstructure and mechanical properties of hot-pressed yttria-stablized tetragonal zirconia polycrystals (Y-TZP) reinforced with up to 30 vol % SiC whiskers were investigated. The homogeneously dispersed ...
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Article
Size and magnetic field dependence of strong coupling magnetopolaron in quantum dot
By using the variational method of Pekar type, the ground state and the first excited state of the strong coupling magnetopolaron in cylinder-shape quantum dot are considered. The results show that, with the i...
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Article
Low gap Amorphous (Si,Ge) Solar Cells
We report on the growth and fabrication of low-gap a-(Si,Ge) solar cells, including cells made from a-Ge:H. The cells were deposited from silane and germane, or germane alone, using a high dilution of hydrogen...
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Article
Prosodic modification of Chinese speech based on sinusoidal model
Modification on time-scale and pitch-scale of Chinese syllable based on sinusoidal model is presented in this paper. Firstly, the short-term speech is decomposed into a sum of sinusoidal waves of different mag...
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Article
Energy levels of strong coupling magnetopolaron in quantum dot
By using variational method of Pekar type, we have studied the energy levels of strong coupling magnetopolaron in disk-shape quantum dot(QD) and quantum well(QW). Our results show that, with the increasing mag...
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Article
A novel modification approach for natural graphite anode of Li-ion batteries
To improve the rate capability and cyclability of natural graphite anode for Li-ion batteries, a novel modification approach was developed. The modification approach included two steps: (a) high-energy ball mi...
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Article
Oxidation layer in sliding friction surface of high-purity Ti3SiC2
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Article
Low-cycle fatigue behavior of two magnesium alloys
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Article
Thermodynamics Behavior of Titanium for BOF Smelting Bearing Steel
When titanium element appears in bearing steel, it is very easy to create titanium nitride inclusion, which reduces the fatigue life of bearing steel. Based on the production data of bearing steel produced by ...
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Article
SEM-ECC observations of dislocation structures in a cyclically deformed Cu single crystal oriented for [ \(\overline{2}23\) ] conjugate double slip
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Article
The origin of driving force for the formation of Sn whiskers at room temperature
Sn whiskers can form at room temperature on the agglomerated flakes produced by mechanical alloying (MA) of Ti, Sn, and C powders, whether the flakes are stored in air or water. The Sn whiskers forming in air ...
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Article
Explore the possibility of forming fcc high entropy alloys in equal-atomic systems CoFeMnNiM and CoFeMnNiSmM
The multi-principal high-entropy alloys (HEAs) are promising new alloys. However, it is a challenge to screen out the suitable composition from the diverse combinations. Referring to the prototype AuCu3 with AB3-...
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Article
Survey on arteriovenous fistula in maintenance hemodialysis patients with type 2 diabetic nephropathy
This paper summed up the characteristics of native arteriovenous fistulas (AVFs) in maintenance hemodialysis patients with type 2 diabetic nephropathy (DN) in Chinese hemodialysis centers. A survey was conduct...
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Article
Preparation and characterization of Andalusite ceramic used for solar thermal power generation
High-temperature thermal storage material is one of the critical materials of solar thermal power generation system. Andalusite, kaolin, talc, λ-Al2O3 and partially stabilized zirconia were used as the raw materi...
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Article
Preparation and characterization of mullite-silicon carbide heat absorbing ceramics for solar thermal tower plant
The in-situ synthesized mullite bonded SiC ceramics for solar thermal tower plant were prepared from Silicon carbide (SiC), manufactured aluminum hydroxide (Al(OH)3) and Suzhou kaolin via semi-dry pressing and pr...
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Article
Hydrothermal Synthesis of Novel K2YbF5:Er3+/Y3+ Microcrystals with Tunable Red–Green Upconversion Luminescence
Well-formed and high-quality K2YbF5 microrods have been successfully synthesized by a simple and mild hydrothermal route for the first time. X-ray diffraction, scanning electron microscopy, energy dispersive spec...
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Article
Ion size effects on thermoluminescence of terbium and europium doped magnesium orthosilicate
Thermoluminescence (TL) and radioluminescence (RL) are reported over the temperature range 25–673 K from MgSiO4:Tb and MgSiO4:Eu. The dominant signals arise from the transitions within the Rare Earth (RE) dopants...
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Article
Open AccessMagnetic nanoparticle-promoted droplet vaporization for in vivo stimuli-responsive cancer theranostics
The development of efficient strategies for in vivo stimuli-responsive cancer treatment and personalized biomedicine is a great challenge. To overcome the critical issues and limitations of traditional protocols ...
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Article
Effects of alloying elements X (X=Zr, V, Cr, Mn, Mo, W, Nb, Y) on ferrite/TiC heterogeneous nucleation interface: first-principles study
The segregation behavior of alloying elements X (X=Zr, V, Cr, Mn, Mo, W, Nb, Y) on the ferrite (100)/TiC(100) interface has been investigated using first principles method, and the work of separation and inter...
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Article
Rational design of graphene @ nitrogen and phosphorous dual-doped porous carbon sandwich-type layer for advanced lithium–sulfur batteries
Lithium sulfur (Li–S) batteries show great prospect as a next generation high energy density rechargeable battery systems. However, the practical utilization of Li–S batteries is still obstructed by the shuttl...
