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Article
Open AccessFermi-level flat band in a kagome magnet
The band structure in a kagome lattice can naturally exhibit flat band, Dirac cones, and van Hove singularity, enabling rich interplays between correlation and topology. However, the flat band is rarely detect...
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Article
Friction and Wear Behavior of Paired Pairs of Ceramics and Metal in High-Pressure Pump of Seawater Desalination
Metal alloys with high specific strength and decay resistance are widely used as aqueous lubrication-bearing materials in the seawater environment. The friction pairs of Al2O3 ceramics were slid against TC4 titan...
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Article
Eshelby’s circular cylindrical inclusion with polynomial eigenstrains in transverse direction by residue theorem
Cylindrical inclusions with constant cross section in an infinite isotropic matrix are usually treated as plane elasticity problems and solved by complex potential method without considering the longitudinal e...
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Article
Characterization, Formation Mechanism, and Thermodynamics of Nanocrystalline Ni3Si Powder Prepared by Mechanical Alloying
Ni3Si nanocrystalline powder was synthesized by mechanical alloying using a mixture of Ni and Si powders as raw materials. The structure and phase evolution, thermal stability and formation mechanism of Ni3Si pow...
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Article
Microstructural Evolution and Mechanical Behavior of Friction-Stir-Welded DP1180 Advanced Ultrahigh Strength Steel
Friction stir lap welding of a DP1180 advanced ultrahigh strength steel was successfully carried out by using three welding tools with different pin lengths. The effects of the welding heat input and material ...
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Chapter and Conference Paper
Effect of Packer on the Fracture Initiation in Open-Hole Horizontal Well
Open-hole staged fracturing is one of the most important completion technologies of unconventional horizontal wells. However, few considerations have been given to the effect of packers on near wellbore stress...
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Article
Directional massless Dirac fermions in a layered van der Waals material with one-dimensional long-range order
One or a few layers of van der Waals (vdW) materials are promising for applications in nanoscale electronics. Established properties include high mobility in graphene, a large direct gap in monolayer MoS2, the qu...
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Chapter and Conference Paper
A Modified Numerical Model for Production-Induced Stress in Refracturing Gas Well
Technical key points of deflection refracturing are the selections of the most reasonable refracturing time and parameters, based on the changes of original geostresses. Production-induced stress due to pore p...
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Article
Start-up rheometry of highly polydisperse magnetorheological fluids: experiments and simulations
An extensive experimental and simulation study is carried out in conventional magnetorheological fluids formulated by dispersion of mixtures of carbonyl iron particles having different sizes in Newtonian carri...
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Article
Extensions of the endomorphism algebra of weak comodule algebras
Let H be a weak Hopf algebra, and let A/B be a weak right H-Galois extension. In this paper, we mainly discuss the extension of the endomorphism algebra of a module over A. A necessary and sufficient condition fo...
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Article
Mechanical Analysis for ITER Lower CC Feeder
ITER correction coils (CCs) feeder is the important component of ITER feeder systems to supply the cryogens and electrical power for CCs. They should withstand the huge electromagnetic (EM) force and high ther...
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Article
Effects of DNA damage and short-term spindle disruption on oocyte meiotic maturation
DNA damage has recently been shown to inhibit or delay germinal vesicle breakdown (GVBD) in mouse oocytes, but once meiosis resumes, DNA-damaged oocytes are able to extrude the first polar body. In this study,...
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Article
Design Study of Support for ITER ELM Coils
The support is an important part of ITER ELM coils. It should withstand the alternating electromagnetic (EM) force and thermal stresses. Based on the finite element method, 2D and 3D structures of the rigid an...
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Article
Structural and Fracture Mechanics Analysis for the Bracket of ITER Upper ELM Coil
The brackets are the important components of ITER edge localized modes (ELM) coils to connect the coils and rails. In order to assure the structural integrity and security of the bracket, the maximum tresca s...
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Article
Structural Design Study for ITER Upper ELM Coils
ITER ELM coils are important parts of in-vessel coils and they are mounted on the vacuum vessel and behind the blanket module. They consist of three sets of coils, referred to as the upper, mid, and lower coil...
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Article
Both olfactory and visual cues promote the hornet Vespa velutina to locate its honeybee prey Apis cerana
Predators use olfactory, visual and sometimes acoustic cues from the preys to assess food information. However, it is not known if the aggressive hornets (Vespa spp.) use olfactory, visual, or both types of infor...
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Article
Structure and magnetic properties of the Co x Pt100−x nanowire arrays
Co–Pt alloy nanowires with different components have been successfully fabricated by alternating current (AC) electro-deposition into the nanopores of the anodic aluminum oxide (AAO) template. SEM and TEM imag...
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Article
A Spectral Emissivity Measurement Facility for Solar Absorbing Coatings
A new facility that uses integrating-sphere reflectometry to measure the spectral emissivity of solar absorbing coatings in the range from 0.4μ m to 10 μm and in the temperature range from 300 K to over 900 K ...
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Chapter and Conference Paper
Mechanical Design and Analysis of an Articulated-Tracked Robot for Pipe Inspection
In order to execute the task of inspecting welding defects, spray painting and corrosive status inside a pipe automatically, an articulated-tracked robot was designed to replace the manual labor. In this paper...
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Article
Sequence characterization and promoter identification of porcine APC10 gene
APC10 protein, a subunit of the anaphase-promoting complex (APC), plays an essential role in the progression of cells from mitosis to G1. In this study, we cloned and sequenced partial cDNA, intron 1 and 5′-fl...