197 Result(s)
within
English
Characterization and Evaluation of Materials
Solid Mechanics
Vibration, Dynamical Systems, Control
**hu Li
Engineering
-
Article
Seismic behavior of insulated hollow-brick cavity walls using quasi-static experimentation
This paper focuses on an experimental investigation of different types of insulated hollow-brick cavity walls, i.e., walls with a door opening, with a window opening and without any opening, characterized with...
-
Article
Three-dimensional point cloud registration by matching surface features with relaxation labeling method
Automated approaches for the conversion of multiple overlapped three-dimensional (3D) point clouds into an integrated surface shape measurement in the form of a complete polygon surface are important in the ge...
-
Article
Development of Patterns for Digital Image Correlation Measurements at Reduced Length Scales
Methods for patterning metal thin films at the microscale and nanoscale by applying the patterns to metallic and polymeric materials for use in shape and deformation measurements in a scanning electron microso...
-
Article
Statistical Analysis of the Effect of Intensity Pattern Noise on the Displacement Measurement Precision of Digital Image Correlation Using Self-correlated Images
This paper discusses the effect of intensity pattern noise on the displacement measurement precision of digital image correlation (DIC). Through mathematical deduction, a formula is presented to estimate the d...
-
Article
Scanning Electron Microscopy for Quantitative Small and Large Deformation Measurements Part I: SEM Imaging at Magnifications from 200 to 10,000
A series of baseline displacement measurements have been obtained using 2D Digital Image Correlation (2D-DIC) and images from Scanning Electron Microscopes (SEM). Direct correlation of subsets from a reference...
-
Article
Scanning Electron Microscopy for Quantitative Small and Large Deformation Measurements Part II: Experimental Validation for Magnifications from 200 to 10,000
A combination of drift distortion removal and spatial distortion removal are performed to correct Scanning Electron Microscope (SEM) images at both ×200 and ×10,000 magnification. Using multiple, time-spaced i...
-
Article
Full-field Thermal Deformation Measurements in a Scanning Electron Microscope by 2D Digital Image Correlation
Using recently developed methods for application of a nano-scale random pattern having high contrast during SEM imaging, baseline full-field thermal deformation experiments have been performed successfully in ...
-
Article
Improving Source Location Accuracy of Acoustic Emission in Complicated Structures
To determine failure locations is a practical effort in many engineering applications. A proper selection of signal wave velocity is critical for the implementation. Current practice in AE using a constant vel...
-
Article
Tailoring the Load Carrying Capacity of MWCNTs Through Inter-shell Atomic Bridging
Recent studies have finally produced accurate measurements of the mechanical properties of carbon nanotubes, confirming the anticipated results computed from quantum and molecular mechanics. Several studies ha...
-
Article
Deformation and Rigid-Body-Motion Measurement by Multiple Interferometric Strain/Slope Rosettes
The multiple interferometric strain/slope rosette (Multi-ISSR) is a method extended from the interferometric strain/slope rosette (ISSR) to measure relative displacements of multiple strain gages and rigid-bod...
-
Article
Deformation and Rigid-body-motion Measurement by Multiple Interferometric Strain/Slope Rosettes
In Part I, the Multi-ISSR measurement theory was given and validated for a three-indentation ISSR. Part II shows how fringe analysis is carried out by applying the theory to real measurement problems. Two-dime...
-
Article
The Effect of Strain Rate, Specimen Geometry and Lubrication on Responses of Aluminium AA2024 in Uniaxial Compression Experiments
The ability to observe and quantify intrinsic material response to loading at different rates of strain has been improved by reducing the errors of mechanical characterisation in uniaxial compression experimen...
-
Article
Emerging Methods in Mechanical Behavior
-
Article
Displacement and Strain Measurement by Circular and Radial Gratings Moiré Method
Direct digital moiré method of circular and radial gratings with its phase shifting technique is proposed and applied in a mixed-mode fracture problem of large deformation materials. Circular and radial curves...
-
Article
Assessment of Non-Adiabatic Behaviour in Thermoelastic Stress Analysis of Small Scale Components
The classical thermoelastic equation and the generalized heat conduction equation are developed to deal with a non-adiabatic response in thermoelastic stress analysis. A FE simulation procedure is set up to so...
-
Article
Using Semi Circular Bending Test to Evaluate Low Temperature Fracture Resistance for Asphalt Concrete
This work presents a repeatable semi circular bending (SCB) fracture test to evaluate the low temperature fracture resistance of asphalt mixture. The fracture resistance of six asphalt mixtures, which represen...
-
Article
The Effect of Limb Kinematics on the Speed of a Legged Robot on Granular Media
Achieving effective locomotion on diverse terrestrial substrates can require subtle changes of limb kinematics. Biologically inspired legged robots (physical models of organisms) have shown impressive mobility...
-
Article
Quantitative Stereovision in a Scanning Electron Microscope
Accurate, 3D full-field measurements at the micron-level are of interest in a wide range of applications, including both facilitation of mechanical experiments at reduced length scales and accurate profiling o...
-
Article
Erratum to: Experimental Investigation on Mechanical Behavior of Coarse Marble Under Six Different Loading Paths
-
Article
Experimental Investigation on Mechanical Behavior of Coarse Marble Under Six Different Loading Paths
A series of triaxial compression experiments were preformed for the coarse marble samples under different loading paths by the rock mechanics servo-controlled testing system. Based on the experimental results ...
