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Online since: June 2009
Authors: Wiesław M. Ostachowicz, Marek Krawczuk, Maciej Radzieński
Samman: Journal of Sound and Vibration Vol.145 (1991) p. 321
Mandelbrot: Science Vol.156 (1967), p. 636
Wilde: Journal of Sound and Vibration Vol.297 (2006), p. 536
Castera: Journal of Sound and Vibration Vol. 297 (2006), p. 420
Pai: Journal of Intelligent Material Systems and Structures Vol.11 (2000), p. 613
Online since: December 2012
Authors: Xin Ming Zhang, Jing Qi Ma, Yun Feng Ding
Introduction Laser marking is a technology which use the heating effect of the laser ablation off the object surface materials in order to left a lasting mark.
However, compared with other materials, marking glass is very difficult and many methods are not suitable including laser marking technology.
A lot of cracks and debris appeared easily under the heat stress and the glass as one of that brittle materials which would happen [3,4].
That is why a super-pulsed CO2 laser could be widely used in those materials such as glass which have high damage threshold or easily crack into pieces.
Submitted to Journal of Surface Engineered Materials and Advanced Technology (2012)
Online since: September 2003
Authors: Bing He Sun, Xian Qing Xie, Tong Xiang Fan, Di Zhang
Woodceramics is a kind of porous materials, which is proved to be an attractive material because of its some favorable characters.
The results indicate that this kind of materials has good potential application value.
Kainer: Key Engineering Materials, Vol. 127-131(1997), p.1001
Choh: Journal of Japan Institute of Metals, Vol. 64(2000), p. 335
Shi: Materials Science and Engineering.
Online since: October 2012
Authors: Bin Lei, Lang Wu, Chun Hua Rao
A thorough understanding of theses processes is a critical prerequisite for modeling hydration kinetics of cementitious materials.
Fraaij,Study on the development of the microstructure in cement-based materials by means of numerical simulation and ultrasonic pulse velocity measurement.Cement and Concrete Composites 26 (2004) 491-497
Taplin, A method for following hydration reaction in Portland cement paste, Australian Journal of Applied Sciences 10,1(1969)
[10] K.van Breugel, Simulation of Hydration and Formation of Structure in Hardening Cement-Based Materials, PhD Thesis, Delft University of Technology, The Netherlands(1991)
Computational Materials Science 47 (2010) 775-784.
Online since: November 2013
Authors: Fazlinashatul Suhaidah Zahid, Puteri Sarah Mohamad Saad, Mohamad Rusop Mahmood
The hybrid solar cells have the unique properties of inorganic semiconductor as well as preserve the favorable properties of organic materials [5].
The electrical and optical properties of a nanocomposite film can be easily changed by varying its composition, thickness and these materials also can be modulated by varying the shape and particle size.
Jimbo, An approach for utilization of organic polymer as a sensitizer in solid-state cells, Solar Energy Materials and Solar Cells.77 (2003) 15-24
Cao, Polymer solar cells: Recent development and possible routes for improvement in the performance, Solar Energy Materials and Solar Cells. 94 (2010) 114-127
Ho Jo, Optimization of thickness and morphology of active layer for high performance of bulk-heterojunction organic solar cells, Solar Energy Materials and Solar Cells. 94 (2010) 1118-1124.
Online since: September 2013
Authors: Nai Hsin Pan, Ming Li Lee
Use of conventional procurementmethod may avoid material suspension or shortage, but earliermaterial entry in precast yard increases not only cost of material management but also cost of repeated handling, andinterest loss due to excessive buy-in of material is intangibleexpenditure.
Information flow and material flow exist insupply chain, customer end (i.e. construction field) demand ofmaterial calls for material delivery from precast yard (i.e.distributor), if the stock at this level cannot meet the demand,then the precast yard will order from raw material suppliers.Normally a precast yard would estimate the demand accordingto historical data or experiences, and place order on supplier inadvance to avoid shortage of material.
Make: the process to make material into product, here, itmeans to cut rebar into required sizes for further processing.
References [1] Ruben Vrijhoef, LauriKoskela,The four roles of supply-chain management in construction, European Journal ofPurchasing& Supply Management, Vol. 6(2000), p.169-178
,Tests for Building Confidence in System Dynamics Models, TIMS Studies in the Management Sciences 14, North-Holland Publishing company, New York, USA, pp.155-164, (2001)
Online since: March 2019
Authors: Nguyen Duc Toan, Banh Tien Long, Pham Thi Hoa, Mac Thi Bich
Introduction Nowadays, continuous development of science with new material which are difficult – to – cut by conventional machining.
The reason is material is softer under elevated temperature helping cutting process is easier and material removal rates increase significantly.
Experiment Condition Material.
Hermani, “Laser-assisted Milling of Advanced Materials,” vol. 12, pp. 599–606, 2011
Song, “International Journal of Machine Tools & Manufacture Research on the Chip Formation Mechanism during the high-speed milling of hardened steel,” Int.
Online since: January 2006
Authors: Yung Chou Kao, Hong Ying Chen, Y.C. Chen
The CNC components will then be organized into nodes in EON studio such as model mesh, material, motion, light source, etc.
Although the function of real time material removal was not supported directly by the VR software, some work around might be possible to tackle this issues; for example, collision node and shape deformation might be possible.
Acknowledgments The authors would like to express their appreciation for the support from the National Science Council (NSC) in Taiwan through Grand NSC-93-2212-E-151-019.
Nee, "An Internet-based Virtual CNC Milling System", The International Journal of Advanced Manufacturing Technology 20:20-30, 2002
[7]Suk-Hwan Suh, Yoonho Seo, So-Min Lee, Tae-Hoon Choi, Gwang-Sik Jeong, Dae-Young Kim " Modelling and Implementation of Internet-Based Virtual Machine Tools "The International Journal of Advanced Manufacturing Technology 21:516-522, 2003 [8]Fuhua Lin, Lan Ye, Vincent G.
Online since: February 2022
Authors: Waleed A. Abbas, Samir M. Atia
Introduction Some researchers have already focused on finding alternative supplementary materials in new times, keeping in mind the grave consequences of using chemical admixtures indiscriminately.
The hunt for such additional cementitious materials should lead to worldwide sustainable growth with the least amount of environmental impact possible.
A variety of studies are currently underway to determine the impact of using these pozzolanic materials as cement substitutes, and the findings are promising.
Materials Used Cement.
Mathew, Effect of silica fume on strength and durability parameters of concrete, International journal of engineering sciences & emerging technologies. 3 (2012) 28-35
Online since: April 2024
Authors: Sheng Jun Wu, Gang Xiong, Hao Wei, Wei Feng, Hao Ban
There are various methods for measuring the fatigue performance of materials, such as single point method, small sample lifting method, large sample lifting method, group lifting method, step lifting method, etc.
[5] Ting Yan, Haibo Zhou, Hang Deng, Research on fatigue resistance optimization design of embedded blade root connecting bolts for wind turbine blades, Composite Materials Science and Engineering, Commun. 01(2021) 102-106
[13] Yukun Bao, Jinsuo Ma, Meng Wu and Jiacheng Xie, ed, Optimization of heat treatment process for bolt steel resistant to marine atmospheric corrosion, Transactions of Materials and Heat Treatment, Commun. 04(2021) 96-101
[18] Chaofeng Peng, Hongliang Wang, Xianzhao Zhang, Failure analysis of high-strength bolt fracture in wind turbine blade connection, Metal Materials and Metallurgy Engineering. 03(2023) 33-36
[20] Jing Zhang, Yahui Meng, Failure analysis of high-strength bolt fracture in wind turbine blade connection, Metal Materials and Metallurgy Engineering. 06(2022) 21-26.