-
Article
Open AccessAnomalous temperature dependence of elastic limit in metallic glasses
Understanding the atomistic mechanisms of inelastic deformation in metallic glasses (MGs) remains challenging due to their amorphous structure, where local carriers of plasticity cannot be easily defined. Usin...
-
Article
Open AccessExtra plasticity governed by shear band deflection in gradient metallic glasses
Inspired by gradient materials in nature, advanced engineering components with controlled structural gradients have attracted substantial research interests due to their exceptional combinations of properties....
-
Chapter
Atomic Structure in Metallic Liquids
Liquids of metals are the major substances in the industrial manufacturing and fundamental scientific research. However, the determination of their structures is notoriously difficult. Through numerous experim...
-
Article
Synthesis of Didodecylmethylcarboxyl Betaine and Its Application in Surfactant–Polymer Flooding
Enhanced crude oil recovery by chemical flooding has been a main measure for postponing the overall decline of crude oil output in China, and surfactant-polymer (SP) flooding may replace alkali-surfactant-poly...
-
Article
Open AccessStructure and Properties of Dense Silica Glass
The O K-edge x-ray Raman scattering (XRS), Brillouin scattering and diffraction studies on silica glass at high pressure have been elucidated in a unified manner using model structures obtained from First-Princip...
-
Article
Synthesis of N-(3-Oxapropanoxyl)dodecanamide and its Application in Surfactant-Polymer Flooding
Alkali-surfactant-polymer (ASP) flooding has been considered to be one of the useful tertiary oil recovery techniques. However, field tests in China have revealed that serious side effects may occur due to usi...
-
Article
Homogeneity of the superplastic Zr64.13Cu15.75Ni10.12Al10 bulk metallic glass
A recent report on the “room temperature superplasticity” in the Zr64.13Cu15.75Ni10.12Al10 bulk metallic glass [Y.H. Liu et al., Science 315, 1385 (2007)] was ascribed to the distinctive micrometer-sized structur...
-
Article
Numerical-analytical method for magnetic field computation in rotational electric machines
A numerical-analytical method is applied for the two-dimensional magnetic field computation in rotational electric machines in this paper. The analytical expressions for air gap magnetic field are derived. The...
-
Article
A matlab-based simulation for hybrid electric motorcycle
This paper presents a simulation and modeling package based on Matlab for a parallel hybrid electric motorcycle (HEM). The package consists of several main detailed models: internal combustion engine (ICE), mo...
-
Article
Direct modeling of induction motors with skewed rotor slots using 2-D multi-slice model and time step** FEM
The geometrical feature of the skewed rotor slots in induction motors makes the 2-dimensional (2-D) finite element method (FEM) not directly applicable. Based on the multi-slice model in this paper, a time ste...
-
Article
A novel current sensor technique for brushless DC motor drives
The torque output in a permanent magnet brushless DC motor (BLDCM) is usually controlled by regulating the motor phase currents. In this paper, three kinds of PWM strategies together with some critical review ...
