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Online since: February 2014
Authors: Fauziah Abdul Aziz, Radiman Shahidan, Nur Amira Mamat Razali, Nurul Aimi Mohd Zainul Abidin, Nur Ain Ibrahim, Noriean Azraaie
Material and Methods Raw materials.The local hardwood waste from Reasak (Vatica spp.) collected from Makmal Kayu at Forest Research Institute Malaysia, Selangor, Malaysia.
Finally the bleached cellulose was soaked in 17.5% of sodium hydroxide (NaOH) solution at room temperature with time exposure 30min. this process later to remove the remaining amorphous materials.
Fig. 1 shows the morphology of untreated sample, R and treated samples, R1 indicating that the fibers in the untreated samples (Fig. 1) were bonded together by massive cement materials, which were obviously diminished after treated (Fig. 2).
Dufresne, et al.: Journal of Material Science, Vol. 45 (2010), No 1, p. 1-33
Shahidan in: Advanced Materials Research, Vol. 620 (2013), p. 299-303
Online since: April 2009
Authors: Chae Sung Gee, Sang Ho Lee, Jong Bin Park, Hee Bum Pyun
Some factors affecting the formation of a heat island are the intensive use of asphalt and diverse construction materials, mainly concrete [1].
Methods Materials Sample of BA was obtained from the coal burning power station located Boryung, South Korea.
And to water-retention and removal of pollution materials, vegetable additive(PM) was used.
Kim, et al: Material Science Forum, 510-511 (2006) p. 914-917
[6] Yuliya Kalmykova, Ann-Margret Strom vall, Britt-Marie Steenari: Journal of Hazardous Materials 152 (2008) p. 885-891
Online since: September 2011
Authors: Pei Hou, Jing Zhang
Material and methods Study area description.
Cheng, Vegetation change and soil nutrient distribution along an oasis-desert transitional zone in northwestern China, Journal of Integrative Plant Biology. 49(2007) 1537-1547
[3] Institute of Soil Sciences, Chinese Academy of Sciences, Physical and chemical analysis methods of soils, Shanghai Science Technology Press, Shanghai, 1978
[4] Nanjing Institute of Soil, Chinese Academy of Sciences, The physical and chemical analysis of soil, Shanghai Sciences and Technology Press, Shanghai, 1980
Zhu, Plant species as indicators of the extent of desertification in four sandy rangelands, African Journal of Ecology. 45(2007) 94-102.
Online since: December 2013
Authors: Shamsul Baharin Jamaludin, Alida Abdullah, Kahtan S. Mohammed, Baba Gowon
Mohammed1,b, Shamsul Baharin Jamaluddin1,c, Alida Abdullah1,d 1 Center of Excellence Geopolymer and Green Technology (CEGeoGTech), School of Materials Engineering, Universiti Malaysia Perlis (UniMAP), D/A Pejabat Pos Besar, 01000, Kangar, Perlis, Malaysia.
Scientists and engineers in Oak Ridge National Laboratory, in U.S discovered that by blending higher density, harder materials such as tungsten coupled with softer materials such as tin or zinc produced a projectile that was practically similar to a traditional lead projectile [15].
Final Human Health State of the Science Report on Lead.
Adult blood lead epidemiology and surveillance-United State,2008-2009., Journal of the American Medical Association, pp. 602-605
Effects of ingested tungsten-bismuth-tin shot on captive mallards, Journal of Wildlife Manage, pp. 725-732
Online since: January 2013
Authors: Jun Hao Geng, Xi Tian Tian, Gang Feng Wang, Biao Guo
Basic theories refer to the general rules in the field of natural science which is of directive significance to process innovation, for example, the theories and principles in Physics, Chemistry, Geometry, Materials and Biology
Acknowledgement This work is supported by the National Natural Science Foundation of China under grant number 51105313.
Tian: ADVANCED MATERIALS RESEARCH.
Vol. 18 (2002), p.77 [13] M du Plessis: JOURNAL OF KNOWLEDGE MANAGEMENT.
Vol. 11 (2007), p. 20 [14] D.Cavallucci, N.Khomenko: INTERNATIONAL JOURNAL OF PRODUCT DEVELOPMENT.
Online since: May 2011
Authors: Jian Yong Song, Jian Ming Lu, Ming Li
The thermal conductivity of steel plates are significantly different from concrete materials, so the temperature effect of box-girder with corrugated steel webs is not the same as that of conventional PC box-girder.
In this case, since the concrete density is the main influencing factor for the load case of concrete pouring assuming the elastic modulus of materials is accurate enough, the difference between the FEA and measured results can be mainly attributed to the concrete density used in the FE model is too large.
Acknowledgements The research work is supported by the National Natural Science Foundation of China (No. 50908105).
Song: Journal of Highway and Transportation Research and Development.
Yu et al: Journal of Wuhan University of Technology (Transportation Science&Engineering).
Online since: August 2012
Authors: Xiang Jun Zou, Feng Ying Xu, Sheng Jie Deng, Ce Xu, Zhen Chen, Peng Cheng Wang, Shi Yao Chen
Experimental materials, Instrument and equipment A.
Selection of Materials In the experiments, a batch of mature local bananas with uniform size, freshness and no damage were selected, which were stored after sterilization.
Beijing: China agricultural science and technology, pp.2-46 (in Chinese)
International Journal of Refrigeration, Vol.17, no.3, 1994, pp.199-204
Journal of Food Engineering, 2008, Vol.84, no.3, pp.359-367
Online since: December 2011
Authors: Tao Yu, Peng Chen, Xin Tan
Since then, TiO2 has attracted a great deal of attention in environmental applications such as the production of self-clean materials [2], the decomposition of water [3-4], dye-sensitized solar cells [5-6], the mineralization of toxic organic compounds [7] and so on.
Acknowledgements This work was supported by the National Natural Science Foundation of China (No. 20973124 ).
The authors thank Tianjin Key Laboratory of Low Dimensional Materials Physics and Preparing Technology.
And the authors are grateful to Photocatalytic Materials Center, National Institute for Materials Science, Japan.
A, Vol. 101 (1997)p. 8057 [19] Gonghu Li, Shannon Ciston, et al, Journal of Catalysis, Vol. 253 (2008)p. 105–110 [20] S.
Online since: May 2014
Authors: Cho Pei Jiang, Yung Chang Cheng, Cheng Kang Lee
Uniform Design and Dynamic Finite Element Analysis for Permanent Deformation Improvement of an On-Road Bicycle Frame Undergoing the Drop-Mass Impact Test Yung-Chang Cheng1, a, Cheng-Kang Lee2,b, Cho-Pei Jiang3,c 1National Kaohsiung First University of Science and Technology, Kaohsiung, Taiwan 2Department of Industrial Engineering and Management, Cheng Shiu University, Kaohsiung, Taiwan 3Department of Power Mechanical Engineering, National Formosa University, Yunlin, Taiwan ayccheng@nkfust.edu.tw, bleeck588@csu.edu.tw, ccpjiang@nfu.edu.tw Keywords: Uniform design, Dynamic finite element analysis, Drop-mass impact test, On-road bicycle frame, ANSYS/LS-DYNA.
In the pre-processing stage, HyperMesh software is employed to generate qualified finite elements and to designate material properties and contact surface setting.
The material properties are given in Table 1.
Guo: Simulation about Sports Bicycle Frame Based on the Experiments, Applied Mechanics and Materials, Vol. 37-38 (2010), p. 1142-1147
Sinclair: Application of Uniform Design in Optimization of Three Stage Ageing of Al–Cu–Mg Alloys, Journal of Materials Science, Vol. 42, No.12 (2007), p. 4398-4405.
Online since: May 2015
Authors: Yuan Wang, Xiao Hua Yu, Hai Long Yang
Study on Mechanism of Phase Forming in Ni+ Implantation into Ti6Al4V at Elevated Temperature Wang Yuan1,2a; Yu Xiaohua2,b; Yang Hailong1,c 1School of Mechanics and Transportation, Southwest Forestry University, Kunming 650224, China 2School of Materials Science and Engineering, Kunming University of Science and Technology, Kunming, 650093, China awyuan88@126.com (corresponding author), bxiaohua_y@163.com, c274828235@qq.com Key words: Ni+ implantation; Ti4Al6V; Mechanism of phase forming; Effective heat of formation Abstract: Recently, due to the prediction of the forming phase only focuses on the case which a simple metal ion implants into a single metal matrix, we will study that a simple metal ion is implanted into alloy matrix in this paper.
The numerical model has described the relative theories about the mass process of ion implantation, but it hasn’t gave the relative mechanisms on the process of metal ion implantation into matrix materials at elevated temperature, so it can only predict and simulate the relationship between the concentration and the depth of implanted ion, not to mention the forming phases.
Acknowledgement The authors would like to acknowledge the financial support provided by the National Nature Science Foundation of China (Grant No.51301144).
Rare Materials and Engineering, 41(2012) 90-92
Journal of Functional Materials, 41(2010) 466-472