Results 21 to 30 of about 585,172 (311)

Ultrasonic, molecular and mechanical testing diagnostics in natural fibre reinforced, polymer-stabilised earth blocks [PDF]

, 2013
The aim of this research study was to evaluate the influence of utilising natural polymers as a form of soil stabilization, in order to assess their potential for use in building applications.
Bradley, Fiona, Rivera-Gomez, Carlos, Galan-Marin, Carmen, F. Bradley, Galán-Marín, C., C. Rivera-Gómez, Rivera-Gómez, C., C. Galán-Marín, Bradley, F.   +8 more
core   +1 more source

In Vivo Corrosion of Two Novel Magnesium Alloys ZEK100 and AX30 and Their Mechanical Suitability as Biodegradable Implants [PDF]

, 2011
In magnesium alloys, the components used modify the alloy properties. For magnesium implants in contact with bone, rare earths alloys are commonly examined.
Tim Andreas Huehnerschulte, Rittershaus, Dina, Henning Windhagen, Angrisani, Nina, Dirk Bormann, Andrea Meyer-Lindenberg, Huehnerschulte, Tim Andreas, Bormann, Dirk, Windhagen, Henning, Dina Rittershaus, Meyer-Lindenberg, Andrea, Nina Angrisani   +11 more
core   +1 more source

Surface Texture Measurement on Complex Geometry Using Dual-Scan Positioning Strategy

Applied Sciences, 2020
In this paper, a surface measurement method based on dual-scan positioning strategy is presented to address the challenges of irregular surface patterns and complex geometries. A confocal sensor with an internal scanning mechanism was used in this study.
Fang Cheng, Shaowei Fu, Ziran Chen
doaj   +1 more source

Characterization and Evaluation of Rotation Accuracy of Hydrostatic Spindle under the Influence of Unbalance

Shock and Vibration, 2020
The paper studies the characterization and evaluation technology of rotation accuracy of hydrostatic spindle under the influence of unbalance. The dynamic model of the motion error of the hydrostatic spindle is established based on the dynamic parameters.
Dongju Chen, You Zhao, Jingfang Liu
doaj   +1 more source

Cross-Contamination Identification of Additive Manufacturing Metal Powders Using Spatially Confined Particle-Flow LIBS and Machine Learning

Sensors
Laser-induced breakdown spectroscopy (LIBS) offers rapid, in situ, and multi-element detection, and therefore shows strong potential for quality monitoring of metal powders in additive manufacturing. However, direct LIBS analysis of flowing metal powders
Leiyi Ding, Dan Feng, Yinghao Wang, Mengjie Shan, Yuanbin Wang, Nan Ma   +5 more
doaj   +1 more source

Optimal Design of Angular Displacement Sensor with Shared Magnetic Field Based on the Magnetic Equivalent Loop Method

Sensors, 2019
Angular displacement sensor with shared magnetic field has strong environmental adaptability and high measurement accuracy. However, its 3-D structure is multi-pole double-layer structure, using time stepping finite element method (TSFEM) to optimize the
Pinggui Luo, Qifu Tang, Huan Jing
doaj   +1 more source

Numerical study of turbulent flows around a cubic obstacle blown from a variable geometry jets diffuser

Applied and Computational Mechanics
This research focuses on utilizing numerical simulation to analyse how modifications in the air jet diffuser shape impact the cooling efficiency of electronic parts. The main aim of this study is to understand the physical and thermal mechanisms involved
Fellague Chebra A., Braikia M., Khelil A., Bedrouni A., Driss Z.   +4 more
doaj   +1 more source

Improved ensemble local mean decomposition based on cubic trigonometric cardinal spline interpolation and its application for rotating machinery fault diagnosis

Advances in Mechanical Engineering, 2020
Ensemble local mean decomposition has been gradually introduced into mechanical vibration signal processing due to its excellent performance in electroencephalogram signal analysis.
Pei Chen, Huanguo Chen, Wenhua Chen, Jun Pan, Jianmin Li, Xihui Liang   +5 more
doaj   +1 more source

An Improved Nonlinear Cumulative Damage Model Considering the Influence of Load Sequence and Its Experimental Verification

Applied Sciences, 2021
According to the change characteristics in the toughness of the metal material during the fatigue damage process, the fatigue tests were carried out with the standard 18CrNiMo7-6 material.
Wei Wang, Jianmin Li, Jun Pan, Huanguo Chen, Wenhua Chen   +4 more
doaj   +1 more source

Optical Measurement of Planar Deformations in the Destructive Mechanical Testing of Masonry Specimens

, 2020
This paper addresses the planar measurement problem in the destructive mechanical testing of masonry specimens, describing the proposed optical measurement solution.
Álvaro Silva Ribeiro, Paulo Candeias, Luís Filipe Lages Martins, Maria do Rosário Veiga, Ana Isabel Marques, João Gomes Ferreira   +5 more
core   +1 more source