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Note: Dynamic strain field mapping with synchrotron X-ray digital image correlation
Should be dynamic X-ray digital images the resolution and high resolution
2015/3/24
We present a dynamic strain field mapping method based on synchrotron X-ray digital image correlation (XDIC). Synchrotron X-ray sources are advantageous for imaging with exceptional spatial and tempor...
Strain rate-induced phase transitions in an impact-hardening polymer composite
Impact - hardening polymer compound protective equipment material the mechanical test
2015/3/24
An impact-hardening polymer composite that is promising as a protective equipment material for its excellent performance and comfortable characteristics is shown. Falling weight impact experiments are...
High strain gradient measurements using modified automated grid technique
Automatedgridtechnique High straingradient Stressconcentration Non-contact measurementmethod Lithographytechnique
2015/3/24
The automated grid technique,which was constantly used to measure strain field mapping,is a full field optical technique with the character of high efficiency,good adaptability and simple applicabilit...
Magnetic Field-Induced Compressive Property of Magnetorheological Elastomer under High Strain Rate
Magnetorheological elastomers dynamic compression properties high strain rate the split hopkinson pressure bar system
2015/3/24
The dynamic compressive property of magnetorheological elastomer (MRE) under high strain rate was investigated using a modified split Hopkinson pressure bar system. Both the compressive properties in ...
Progress in engineering high strain lead-free piezoelectric ceramics
engineering high strain lead-free piezoelectric ceramics
2010/10/12
Environmental concerns are strongly driving the need to replace the lead-based piezoelectric materials currently employed as multilayer actuators. The current review describes both compositional and s...
FEM applications to model friction processes in plastic strain conditions
Analysis and modelling CAD/CAM Process Systems Design FEM analysis Tribo-meter
2010/8/17
One of the basic problems in different aspects of movement is the determination of frictional resistance occurring in the analyzed friction node. Plastic working processes are also included in such ge...
Shear strain localisation and fracture in high strength structural materials
Metallic alloys Plastic deformation Strain localisation and fracture
2009/12/2
Purpose: The purpose of this paper is to investigate the factors variables influencing the plastic deformation and
failure in some high strength metallic materials under high velocity impact.
Design...
Verification of new model for calculation of critical strain for the initialization of dynamic recrystallization using laboratory rolling
hot rolling finite element method (FEM) dynamic recrystallization
2009/10/23
This paper presents a new model for calculation of critical strain for initialization of dynamic recrystallization. The new model reflects the history of forming in the deformation zone during rolling...
Numerical study of deformation characteristics in plane strain compression test (PSCT) volume certified following microstructure
Plane Strain Compression Test (PSCT) finite element method AISI 304
2009/10/23
Thermal and mechanical parameters of forming and the process of microstructure development should be brought as close to real-world conditions as possible. The plane strain compression test and subseq...
Analysis of a strain rate field in cold formed material using the visioplasticity method
forward extrusion copper alloy visioplasticity strain rate
2009/10/23
In this paper the visioplasticity method is used to find the complete velocity and strain rate distributions from the experimental data, using the finite-difference method. The data about values of st...
Mechanical Behavior of PBXW-128 and PBXN-110 under Uniaxial and Multiaxial Compression at Different Strain Rates and Temperatures
Polymeric materials Rate dependency Temperature effect Compression Con ning pressure
2009/10/12
The influence of strain rate, temperature and con ning pressure on the mechanical behavior of PBXN-110 binder \inert" (HTPB, Hydroxy-terminated Polybutadiene) and PBXW-128 simulant \inert" that is mix...
Plane Strain Analytical Solutions to Rotating Partially Plastic Graded Hollow Shafts
Functionally graded material Elastoplasticity Rotating shafts Stress analysis
2009/10/9
Analytical solutions for the elastoplastic deformation of rotating graded hollow shafts are presented.The modulus of elasticity of the shaft material is assumed to vary nonlinearly in the radial direc...
Study on a Dynamic Stiffness-tuning Absorber with Squeeze-strain Enhanced Magnetorheological Elastomer
Magnetorheological Elastomer Vibration absorbers
2015/3/30
This article presents the design and analysis of a novel dynamic stiffness tuning vibration absorber working with Magnetorheological elastomers (MRE). In this design, the MRE worked in a shear mode, b...
Shape recovery and irrecoverable strain control in polyurethane shape-memory polymer
shape-memory polymer shape recovery shape fixity irrecoverable strain,polyurethane strain-holding condition
2010/10/13
In shape-memory polymers, large strain can be fixed at a low temperature and thereafter
recovered at a high temperature. If the shape-memory polymer is held at a high temperature
for a long time, th...
Strain-Concentration Factor of Notched Cylindrical Austenitic Stainless Steel Bar with Double Slant Circumferential U-Notches Under Static Tension
Austenitic stainless steel interference slanted notch
2010/1/14
The interference effect on the new strain-concentration factor (SNCF), defined under the triaxial stress state, is studied for
circumferentially notched cylindrical bars with double-slant notches und...