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Online since: January 2011
Authors: Pietro G. Bocca, Paola Antonaci, Davide Masera
Materials and Specimens Brickwork walls, measuring 250x250x120 mm3, are strengthened by two CFRP sheets applied on both the external surfaces of the specimens (Fig. 1a).
This fact is due to the change in the elastic properties in the materials and for a progressive fracture process which leads to the structural failure.
This point represents the transition in the materials state from a first phase with evolutive behaviour of internal microcracks (i.e. in accordance with the earthquake science this phase is characterized by signals called as foreshock) up to a new phase characterized by the coalescence of this one (i.e. in in accordance with earthquake science this phase is characterized by signals called as aftershock).
Scales: Science, 295, (2002)
Ozbay, Journal of Mining Applications, (2004)
Online since: April 2015
Authors: Yong An Guo, Chang Shuai Wang, Xue Zhi Qin, Lan Zhang Zhou, Wan Hui Lai
Therefore, constructing an advanced power station with high safety factor is an important aspect, where the development of advanced materials is much more important [3].
Zhang, Situation and strategy of the present nuclear material and technology, China Materials (2004) 115-121
Shen, Overview of the main materials of key equipment for non-dynamic series of nuclear power plant, New Achievements of forum on technology innovation, enterprise development, and new material and equipment Manufacture (2012) 154-164
Guo, Materials Science and Engineering for Superalloys, Science Publications, Beijing 2008
Aksoy, An investigation of stellite-6 alloy containing 5.0 wt. % silicon, Journal of Materials Processing Technology Vol. 79 (1998) 47-51
Online since: October 2014
Authors: Bao Zhong Han, Ming Yue Fan, Cheng Cheng Zhang, Yan Li Cheng, Chun Yang Li, Chang Ming Li
Han et al. found that after the magnetic field treatment on the carbon black/high density polyethylene positive temperature coefficient (PTC) composites with CNTs, PTC intensity of the materials increases [8].
Journal of Materials Chemistry. 22(2012)1928-1936
Composites Science and Technology. 64 (2004)2309-2316
Advanced Materials. 14(2002)1380-1383
New Carbon Materials. 28(2013)20-25.
Online since: October 2011
Authors: Chun Lin Xian, Yan Chen, Ling Tong, Ming Quan Jia
Among the experiment, when there is some grass materials before drying in the sample box compares with its moisture content, the variation tendency of the result is close to water.
Then the dielectric constant of grass material can be calculated by the value of.
So, when we calculate the dielectric constant of the material, the density of the material is a given value in the program.
Acknowledgment This work is supported by the National Natural Science Foundation of China (No. 40871160 and No. 41071222) Author Biography Chunlin Xian was born in Sichuan, China, in 1986.
Now he is a master of engineering in University of Electronic Science and Technology, China.
Online since: February 2014
Authors: Gil Yong Chung, Bernd Thomas, Jie Zhang, Stephan G. Mueller, Darren M. Hansen, Junichi Uchiyama, Timothy J. Toth, Ian Manning, Jeff P. Quast, Mark J. Loboda
It is shown that 150 mm substrates exhibit TSD and BPD densities very similar to the 100 mm materials.
Fig. 10 demonstrates low FWHM and small peak position delta for the larger diameter materials with results similar to 100 mm materials.
The TSD and BPD densities are very similar to the 100 mm materials.
Future work on larger diameter materials is required to continue to drive the defect densities lower.
Loboda, Journal of Electronic Materials, 2013, Volume 42, Issue 5, pp 794-798
Online since: June 2012
Authors: Zhong Cai Shao, Xin Qing Liu, Bo Yang
FeCl3 which was a sublimate material was prejudiced to the graphitization of the needle coke.
Introduction Needle coke is one of the most important raw materials carbon industry ,because it has low coefficient of thermal expansion, and good graphitization performance.
This coke need to be further heated, in order to that various physical and chemical indexes and electric properties of needle coke are matched with the requirements of the graphite electrode materials [4].
The samples that were provided by the party big materials company of FuShun and been finished the hot polymerization were calcinated in 1000 ˚C, 1100 ˚C, 1200 ˚C, 1300 ˚C in airtight atmosphere for 1 h, 2 h, 3 h, then natural cooled, sampled, grounded to a powder for analysis.
Tianjin university,2009 [3] Isao Mochida,You Qing Fei,Takashi Oyamt: Journal of materials science.
Online since: July 2014
Authors: Ni Chen, Ming Jun Chen, Yan Qiu Guo, Dan Li
This stare-shape target can be manufactured by micro milling for its process flexibility in producing different shapes of 3-dimensional features and a variety of materials [3].
The rake angle should be elected based on the workpiece material.
For instance, zero or positive rake angle is pleased for plastic material and some extent of negative rake angle is suitable for brittle material to realize plastic mode cutting.
Acknowledgments The authors gratefully acknowledge both the National Natural Science Foundation of China (No. 51275113) and National Major Numerical Control Project (No.2013ZX04001000-215) for their financial supports of this work.
The International Journal of Advanced Manufacturing Technology, 2011, 53(5-8): 523-533
Online since: November 2011
Authors: Yun Zhang, Wei Yang, Jian Jun Wu
Finite Element Analysis of Fiber-Reinforced Iron-Boron Alloy Yun ZHANG1, a, Wei YANG1, b and Jianjun WU1 1School of material science and engineering, Hebei University of Technology, Tianjin, China ahbgdwjj@hebut.edu.cn b1256583929@qq.com Keywords: finite element method, fiber-reinforced, iron- boron alloy Abstract.
References [1] Xiaoping PANG, Jianjun WU, An DU, Yun ZHANG, Effect of C Content on Corrosion Resistance of Iron-BoronBased Alloy to Liquid Zinc, Materials Review 27 (2008) 143-145.
(in Chinese) [2] Junguang HE, Xudong ZHOU, Anticorrosion Materials Resistant to Molten Zinc, Journal of Materials Protection 37 (2004) 33-35.
Pastor, Thermal stresses and thermal expansion coefficients ofn-layered fiber-reinforced composites, Composites Science and Technology 57 (1997) 249-260
[8] Chandra N, Ananth C R, Analysis of interfacial behavior in MMCs and IMCs by the use of thin-slice push-out tests, Composites Science and Technology 54 (1995) 87-100.
Online since: November 2012
Authors: Wan Hui Wang, Ji Hu
Study on the UV Photosensitive of Hexaarylbiimidazole Photoinitiator System Wanhui Wang1.a, Ji Hu 2.b 1Department of Environmental Engineering and Chemistry, Luoyang Institute of Science and Technology, Luoyang, Henan 471023, People’s Republic of China 2Department of Materials Science and Engineering, Luoyang Institute of Science and Technology, Luoyang, Henan 471023, People’s Republic of China aemail: gracewong11@126.com, bemail: librahuj@gmail.com Keywords: 2-chlorohexaarylbiimidazole; sensitizer; hydrogen donor; deeper layer’s curing speed Abstract.The ultraviolet photosensitive initiating system is composed of hexaarylbiimidazole (BCIM), sensitizer and hydrogen donor coinitiator.
Ink Composition.Weighted the materials include epoxy acrylic resin, reactive diluent, promoter and filler before preparation, and then, composite initiator was dispersed in monomer with adding oligomer and pigment.
Paul, Surface Coatings Science and Technology, Jone Wiley and Sons, New York, 1985
Development of Photosensitive Polymeric Holographic Recording Material.
Journal of Applied Polymer Science 2007: 105, 2027-2035
Online since: July 2015
Authors: Rinlee Butch M. Cervera, Shu Yamaguchi
On the formation of nanograined LiCo2O3(OH) Spinel-type Material Synthesized via Modified Low-temperature Sol-gel Approach Rinlee Butch M.
Cervera1, a, Shu Yamaguchi2 1Department of Mining, Metallurgical, and Materials Engineering, University of the Philippines, Diliman, Metro Manila, Philippines 2Department of Materials Engineering, The University of Tokyo, Japan arb.cervera@coe.upd.edu.ph Keywords: LiCoO2, spinel, LiCo2O4, nanomaterials, Sol-gel Abstract.
In our search and investigation of different nanograined size materials [10-12], we were able to come across and synthesize a novel material, which we believe is a stable low temperature form of hydrated LiCoO2.
In this approach, stoichiometric amounts of Lithium n-butoxide (C4H9LiO) and cobalt iso-propoxide (C6H14CoO2) were used as starting materials, which were weighed and dissolved in 2-Methoxyethanol solvent to form a mixed alkoxide solution.
Yamaguchi, Chemistry of Materials Journal, ACS Publications Vol. 25 (2013), p. 1483