75 Result(s)
within
Engineering
Si-**an Wang
Article
-
Article
Adhesive Contact of Elastic Solids with Self-Affine Fractal Rough Surfaces
The elastic adhesive contact of self-affine fractal rough surfaces against a rigid flat is simulated using the finite element method. An array of nonlinear springs, of which the force-separation law obeys the ...
-
Article
Programming time-dependent behavior in 4D printing by geometric and printing parameters
Smart structures realize sequential motion and self-assembly through external stimuli. With the advancement of four-dimensional (4D) printing, the programming of sequential motions of smart structures is endow...
-
Article
Open AccessEnhancing the Interaction of Carbon Nanotubes by Metal–Organic Decomposition with Improved Mechanical Strength and Ultra-Broadband EMI Shielding Performance
A strategy based on metal-organic decomposition is proposed to enhance the tube-tube interactions of carbon nanotubes (CNTs).
- ...
-
Article
Mineralogical properties and co-sintering characteristics of fluxed iron ore with magnetite concentrates
To investigate the feasibility of co-sintering of fluxed iron ore with magnetite concentrates, the mineralogical properties of a novel fluxed iron ore were studied using particle size analysis, microscopic mor...
-
Article
Analytical Solution and Simplified Formula for Added Mass of Horizontal and Vertical Motions of Truncated Cylinders Under Earthquake Action
This paper investigates the hydrodynamic characteristics of floating truncated cylinders undergoing horizontal and vertical motions due to earthquake excitations in the finite water depth. The governing equati...
-
Article
Open AccessAn accurate and unified study on non-symmetric tensile and compressive responses of elastoplastic bars and beams until failure
A new and unified approach is proposed toward accurately analyzing overall elastoplastic responses of axially loaded bars and finite bending beams until failure. Results are presented for various constituent m...
-
Article
A numerical study of viscous granular flow in artificial step-pool systems: flow characteristics and structure optimization
Inspired by the geomorphologic phenomenon of step-pool bed configuration, analogous dissipation structures are set in drainage channels to mitigate granular flow hazards. The sensible design of artificial step...
-
Article
A review of surface roughness measurements based on laser speckle method
Surface roughness is commonly used to characterize material microstructure during processing, and accurate measurement of surface roughness is the premise and foundation of machining. Therefore, online non-des...
-
Article
The influence of adding niobium and vanadium on hydrogen diffusion in 22MnB5 hot stam** steel
Adding alloying elements is always considered as an effective method to enhance the resistance against hydrogen embrittlement in steels. Nb and V were added into 22MnB5 hot stam** steel, and then their influ...
-
Article
Effect of extrusion temperature on microstructure and tensile properties of Mg–Gd–Er–Zn–Zr alloy containing LPSO phase
The Mg–1Gd–0.75Er–0.5Zn–0.18Zr (at.%) alloy with long-period stacking ordered (LPSO) phase was prepared by metal mold casting and hot extrusion. The extruded samples had a typical bimodal microstructure. The d...
-
Article
Effect of Grain Size Before Cold Rolling on Microstructure, Texture and Magnetic Properties of Ultra-Thin Low-Si Non-oriented Silicon Steel
The present work aims to investigate the effects of prior grain size of hot rolled sheets after normalization on microstructure, texture evolution, recrystallization kinetics, and magnetic properties in 1.6% S...
-
Article
Exploring the application of the MICP technique for the suppression of erosion in granite residual soil in Shantou using a rainfall erosion simulator
Granite residual soil is vulnerable to collapse under rainfall-induced erosion. This may in turn lead to the occurrence of landslides or debris flows on slopes. Previous studies on use of microbial-induced car...
-
Article
A Novel Method to Estimate the System Dam** After Generator Trip**
Generator trip** strategies are generally decided by offline transient stability analysis. However, traditional methods can hardly ensure dynamic stability after GT. Simulation tests show that GT strategies ...
-
Article
Numerical and Experimental Parametric Study on the Mechanism of Web-War** in Chain-Die Forming with Variable Cross-Section
Chain-die forming is a new sheet metal forming process, which can be used to produce complex and variable cross-section UHSS automotive structural parts. In this paper, the web-war** and the longitudinal str...
-
Article
Simulation investigation of mechanical and failure characteristics of jointed rock with different shapes of joint asperities under compression loading
With the increase in the number of rock engineering projects, it has been recognized that the influence of joints on compressive damage of rock mass cannot be ignored. The existence of joints in the rock mass ...
-
Article
Achieving high strength and ductility in Ti-6.8Mo-3.9Al-2.8Cr-2Nb-1.2V-1Zr-1Sn alloy by rapid optimizing microstructure through gradient heat treatment
In this stuy, a new high-throughput heat treatment method was applied to rapidly optimize the microstructure of metastable β titanium alloy Ti-6.8Mo-3.9Al-2.8Cr-2Nb-1.2V-1Zr-1Sn to obtain high strength and ductil...
-
Article
Open AccessGlobal research trends of immunotherapy and biotherapy for inflammatory bowel disease: a bibliometric analysis from 2002 to 2021
It is known that inflammatory bowel disease is the result of a defective immune system, and immunotherapy and biological therapy have gradually become important means to treat it. This paper focused on the bib...
-
Article
A high-precision fitting and dressing method for the flex and circular rigid splines with involute tooth profile in gear form grinding
How to improve the dressing method has become a key technology for high-precision flex and circular rigid splines with involute tooth profile in gear form grinding, where the machining precision mainly depends...
-
Article
Numerical Investigation of the Segmental Lining Performance for a Shield Tunnel
The performance of segmental linings in China’s Yellow River Crossing Tunnel is studied as a case study, and a complete three-dimensional numerical model is developed for the segmental joint to perform a bendi...
-
Article
A new discriminative sparse parameter classifier with iterative removal for face recognition
Face recognition has been widely used and developed rapidly in recent years. The methods based on sparse representation have made great breakthroughs, and collaborative representation-based classification (CRC...
