-
Chapter and Conference Paper
Current Situation and Prospect of Virtual Simulation Technology Enabling Moral Education in Colleges and Universities
The significance of moral education is highly valued by both the country and society, prompting colleges and universities to continuously explore innovative teaching methods. Virtual simulation teaching has gr...
-
Chapter and Conference Paper
IGBT Open-Circuit Fault Diagnosis for MMC Based on Model Prediction
Considering the fact that the existing fault diagnosis algorithms for modular multilevel converter (MMC) have drawbacks in the measurement interference and large requirement for sensors, the fault diagnosis al...
-
Article
Effect of Dietary Zinc Level on Egg Production Performance and Eggshell Quality Characteristics in Laying Duck Breeders in Furnished Cage System
In order to investigate the effect of dietary Zn levels on laying performance, eggshell quality, and eggshell microstructure in Muscovy duck breeders under furnished cages. Firstly, the effects of age (35 week...
-
Article
Ratiometric fluorometric and visual determination of cyanide based on the use of carbon dots and gold nanoclusters
An optical method is described for the ratiometric fluorometric determination of cyanide ions. It is based on the use of a mixture of aqueous solutions of blue-emitting carbon dots (CDs) and red-emitting gold ...
-
Chapter and Conference Paper
Influence of Mold Temperature on Microstructure and Shrinkage Porosity of the A357 Alloys in Gravity Die Casting
In gravity die casting, mold temperature is a significant parameter during filling and solidification. The selection of mold temperature is commonly based on individual experience in production. No clear speci...
-
Chapter and Conference Paper
Effects of Cooling Rate and Grain Refiner on Semi-solid Rheocasting Slurries of Al–Zn–Mg Alloy
Swirled Equilibrium Enthalpy Device (SEED) process was used to make Al–4.8Zn–1Mg semi-solid slurries. The effects, about cooling rate and Al–5Ti–1B on semi-solid slurry microstructure and temperature field, we...
-
Chapter and Conference Paper
Application of CAFÉ Method on Microstructure Simulation of Semi-solid Al–7%Si Alloy
Nucleation and growth of grains mainly happen in the stage of slurry preparation period during semi-solid die-casting process. The microstructure of slurry can directly influence the grain morphology and the m...
-
Article
Ratiometric ultrasensitive fluorometric detection of ascorbic acid using a dually emitting CdSe@SiO2@CdTe quantum dot hybrid
A dually emitting quantum dot nanohybrid was designed for the fluorometric 2-wavelength determination of ascorbic acid (AA). The nanohybrid consists of red-emitting CdTe quantum dots (QDs) covalently linked to...
-
Chapter
Influence of Process Parameters on Blistering during T6 Heat Treatment of Semi-Solid Castings
High pressures applied to the castings during solidification mean that semi-solid castings tend to be prone to surface blistering during subsequent T6 heat treatment. It is believed that the blistering origina...
-
Chapter
Impact of Section Thickness on the Microstructure and Mechanical Properties of Semi-Solid Castings
Slower cooling and solidification rates tend to increase both the grain size and dendrite arm spacings (DAS) of conventional castings. Both grain size and DAS impact strength and ductility, and so heavy sectio...
-
Article
Effects of Ho on the microstructure and mechanical properties of Mg-Zn-Ho-Zr magnesium alloys
The microstructure and mechanical properties of Mg-Zn-Ho-Zr alloys have been investigated in detail. The grain size of the as-cast Mg-Zn-Ho-Zr alloy was greatly decreased by the addition of Ho, and the grain g...
-
Article
Effects of samarium on microstructure and mechanical properties of Mg–Y–Sm–Zr alloys during thermo-mechanical treatments
Microstructure and mechanical properties of Mg–4Y–xSm–0.5Zr (x = 1, 4, 8) alloys during thermo-mechanical treatments were investigated in this study. Mg–4Y–4Sm–0.5Zr alloy exhibits higher tensile strength but low...
