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Article
Effect of water injection on the cavitation control:experiments on a NACA66 (MOD) hydrofoil
The objective of this work is to investigate experimentally controlling cavitating flow over NACA66 (MOD) hydrofoils by means of an active water injection along its suction surface. The continuous water vertic...
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Article
Revealing the high-frequency attenuation mechanism of polyurea-matrix composites
In this paper, a method for analyzing the high-frequency attenuation property of polyurea-matrix composites is developed by combining experimental, computational and theoretical approaches. First, the ultrason...
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Article
A novel free-form transducer for the ultra-precision diamond cutting of die steel
For diamond cutting of die steel, it has been shown that ultrasonic vibration-assisted cutting can reduce the chemical wear of diamond tool due to the discontinuous contact between the cutting tool and the wor...
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Article
Constructing smooth tool orientation field based on radial basis function for 5-axis machining
In order to improve the surface quality and dynamics for 5-axis finish machining, new algorithms to construct smooth tool orientation field function are proposed in this paper. Given several surface points and...
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Article
Review of diamond-cutting ferrous metals
Machining of ferrous metals using diamond tools is one of the most important areas in ultra-precision machining as it is not possible to achieve a nanometric surface if one simply uses diamond tools to do the ...
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Article
Open AccessSemiconducting single-walled carbon nanotubes synthesized by S-do**
An approach was presented for synthesis of semiconducting single-walled carbon nanotubes (SWNTs) by sulfur (S) do** with the method of graphite arc discharge. Raman spectroscopy, UV-vis-NIR absorption spectr...
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Article
Properties of shrinkage-reducing admixture-modified pastes and mortar
A comprehensive study on the influence of a shrinkage-reducing admixture (SRA) on properties of ordinary Portland cement and shrinkage-compensating cement has been conducted. The properties investigated includ...
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Article
Machining Accuracy Analysis for Step Multi-Element Varying-Parameter Vibration Drilling of Laminated Composite Materials
Laminated composite materials are being extensively used in various fields, and their micro-hole machining is difficult because of their layer structures and particular characteristics. To solve ...
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Article
Cement matrix 2-2 piezoelectric composite— Part 1. Sensory effect
Experimental results of the sensory effect of a cement matrix 2-2 piezoelectric composite are presented. The purpose of the research is to develop a self-sensing actuator exclusively for use in intelligent str...
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Article
Microstructural characteristics of HPC under different thermo-mechanical and thermo-hydraulic conditions
The microstructural characteristics of high performance concrete (HPC) samples were analysed using scanning electronic microscopy (SEM) and X-ray diffraction (XRD) following thermo-hydraulic and thermo-mechani...
