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Article
Microstructure and Mechanical Properties of WTaVCrTi Refractory High-Entropy Alloy by Vacuum Levitation Melting for Fusion Applications
In present study, vacuum levitation melting was utilized to produce WTaVCrTi refractory high-entropy alloy designed for high-temperature and nuclear fusion applications. Microstructure characterization, compos...
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Article
Genetic variations in the bitter taste receptor gene TAS2R38 are related to cigarette smoking behavior in Han Chinese smokers
Smoking behavior is influenced by multiple genes, including the bitter taste gene TAS2R38. It has been reported that the correlation between TAS2R38 and smoking behavior has ethnicity-based differences. However, ...
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Article
Chemical Constituents of the Roots of Phlomis betonicoides and Their Anti-Rotavirus Activity
Two new isobenzofuranone derivatives (1 and 2) together with six known compounds (3–8) were isolated from the roots of Phlomis betonicoides, a highly sweet plant in China. Their structures were determined by mean...
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Article
Cytotoxic Activities and QSAR Studies of Diterpenoid Isosteviol Derivatives as Anti-Esophageal Agents
The cytotoxicity of isosteviol and its twenty derivatives on three human tumor cell lines (ECA-109, MCF-7 and B16-F10) were evaluated. The results demonstrated that ECA-109 was the most sensitive cell line whi...
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Article
Open AccessTranscriptomic profiling of Alternaria longipes invasion in tobacco reveals pathogenesis regulated by AlHK1, a group III histidine kinase
Tobacco brown spot, caused by Alternaria species, is a devastating tobacco disease. To explore the role of a group III histidine kinase (AlHK1) on A. longipes pathogenesis, the invasion progress of A. longipes wa...
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Article
Double PCL sign does not always indicate a bucket-handle tear of medial meniscus
The discoid medial meniscus is an extremely rare anomaly. Bilateral discoid medial menisci are much more rare but intermittently reported. We report the first case of bilateral discoid medial menisci with posi...
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Article
Contributions of fat mass and fat distribution to hip bone strength in healthy postmenopausal Chinese women
The fat and bone connection is complicated, and the effect of adipose tissue on hip bone strength remains unclear. The aim of this study was to clarify the relative contribution of body fat accumulation and fa...
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Article
Deposition Behavior at Different Substrate Temperatures by Using Supersonic Laser Deposition
The supersonic laser deposition (SLD) is a new fabrication process which combines the supersonic powder stream found in cold spray with laser heating of the deposition zone. Because of the instantaneity of par...
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Article
Characteristics of Stellite 6 Deposited by Supersonic Laser Deposition Under Optimized Parameters
Stellite 6 powders were deposited on low carbon steel using SLD (supersonic laser deposition) under optimized parameters. The structure, line scan of elements and porosity of coating were examined and analyzed...
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Article
Laser Direct Metal Deposition Technology and Microstructure and Composition Segregation of Inconel 718 Superalloy
Multilayer of laser direct metal deposition (DMD) was prepared by depositing a gas atomized pre-alloyed powder with a composition close to Inconel 718 alloy on Inconel 718 high temperature alloy substrate. The...
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Article
Effect of Laser Power on the Cladding Temperature Field and the Heat Affected Zone
H13 powder is cladded on steel P20 (base) by continuous CO2 laser, and the influence of technological parameters such as the laser power is analyzed. The 3-D model of synchronous powder feeding is built under Gau...
