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Online since: February 2012
Authors: Gui Jie Liu, Meng Xu, Shao Feng Zhu, Rui Lin Jiang
Acknowledgements This work was financially supported by the Shandong Natural Science Foundation (ZR2009FM011) and Natural Science Foundation of China(51175485).
Bainton:British Journal of Non-Destructive Testing,Vol.17 (1975),pp:83–87
Rogers: Key Engineering Materials,Vol.33–46 (2005),pp:293–294
[4] Hansen, W.Christopher: Materials Evaluation,Vol.38(8) (1989),pp:39- 49
[5] T.M.Roberts et al: Journal of Constructional Steel Research.Vol.59 (2003),p.679
Online since: May 2011
Authors: Long Min Jiang, Man Li Ou, Fan Hua Tang
Introduction Ferrocement is a typical inorganic composite material applied to the thin-wall structures.
Also it is ideally suited as alternative strengthening material for RC structures or masonry structures for it possesses a higher ratio of tensile strength to weight and a considerably greater toughness, ductility, durability and cracking resistance than other conventional cement-based materials.
The strengthening materials, method and procedure basically were the same as previous statement in this paper.
Acknowledgement The work upon which this paper is based is financed by the National Natural Science Foundation of China (Research Grant No. 51058001) , the Natural Science Foundation of Hunan Province (Research Grant No. 10JJ3080) , the Research Foundation of Education Bureau of Hunan Province (Research Grant No. 10A024) , the Research Foundation of Science and technology Department of Hunan Province (Research Grant No.2009GK3007), the University Student Inquiry Learning and Innovation Test Plan of Hunan University of Technology (2010), for which the authors extend their thanks.
Huang: China Civil Engineering Journal,Vol 38(2005).
Online since: August 2018
Authors: Ahmed Hassan El-Shazly, S.E. AbdElhafez, Abdallah Yousef Mohammed Ali, Marwa Farouk El-Kady
Among these materials, metals [4,5] and metal oxide nanoparticles [6,7] which represent one of the important classes.
Next, the samples were sonicated via an ultrasonic processor (VCX 500, sonic materials Inc.) with a power of 400 W and frequency of 20 kHz for 1 h.
Knp is the thermal conductivity of nanoparticles material.
Yin, “A novel one-step chemical method for preparation of copper nanofluids” Journal of Colloid and Interface Sci., vol. 277, pp. 100-103, 2004
Science and Research, pp. 43-46, 2014
Online since: February 2004
Authors: Tsunemoto Kuriyagawa, Katsuo Syoji, H. Huang, Haruhiko Ono, Masaru Saeki, W.K. Chen
Conventionally, a Least Square fitted wheel radius, measured directly from the conditioned wheel or through a transcribed profile on easy-to-cut materials, is used to generate primary grinding tool path.
Leung: Journal of Materials Processing Technology, Vol. 99 (2000), p. 129
Journal of JSPE, Vol. 32 (1998), p. 25
Syoji: Journal of Materials Processing Technology, Vol. 62 (1996), p. 387
Nishioka: Journal of JSPE, Vol. 64 (1998), p. 1211
Online since: September 2015
Authors: Gow Yi Tzou, Sen Chyi Weng, Bor Lih Kuo
A cylinder consisting of two layers of rigid perfectly plastic materials, material 1 and material 2, with the rotating compression is illustrated in Fig. 1.
Jin, Journal of Engineering Manufacture 215, 883, 2001
Huang: Study on the Twist Compression Forming of Cylinder Based on The Upper Bound and Slab Methods, Journal of Materials Processing Technology 174 (2006) 266-271
Tzou, Sergei Alexandrov, “An Upper Bound Solution for Upsetting of Two-Layer Cylinder”, Materials Science Forum Vols. 505-507, January 2006, pp.1303-1308
Tzou, Sergei Alexandrov, “An Upper Bound Solution for a Two-Layer Cylinder Subject to Compression and Twist”, Key Engineering Materials Vols. 345-346, 2007, pp. 37-40
Online since: January 2012
Authors: Qi Yuan Yu, Hao Yue Qiu
It is a systematic dynamic procedure for a construction enterprise to fulfill construction contracts and then organize construction resources as construction ability which is used for construction materials, and finally, the expected construction project is implemented.
Fig.1 shows that to acquire and maintain construction ability, a construction project needs labor force, construction mechanics, turnover materials and other construction resources.
What’s more, construction process consumes a large quantity of construction materials.
The different decisions made in the relevant decision points during construction project will directly affect the need of resources and materials.
All of these decision points would have the impact on the price level of resources and materials and the cost of construction project as well.
Online since: October 2002
Authors: Ana P. Piedade, F. Judas, A. Proença, M. Moura, M.M. Figueiredo
Bone grafts prepared from natural and synthetic materials have also been used to treat small defects; however, in cases that require structural or biomechanical support their clinical use is limited [1].
These materials are illustrated in Fig. 1 and 2. 0...
Lemons (Eds): Biomaterials Science: an Introduction to Materials in Medicine ( Academic Press, USA 1996) pp.76ff
Hulbert: Journal of Biomedical Materials Research Vol. 2 (1971) pp.161ff.
Acknowledgement The authors wish to thank Mr Kilany from Micromeritics for the assistance in the characterisation of some macroporous materials.
Online since: September 2011
Authors: Yan Xu, Kei Leung Yung, Hang Liu, C.L. Kang, W. Tian
Theoretical Analysis The ultrasonic vibration in the microwelding process will change kinetic energy into heat due to the high viscosity of polymer materials.
The complex sinusoidal strain of the flat viscoelastic material sheet is [8]: (1) The is the viscoelastic material’s strain amplitude.
Only consider the linearly material, the strain of the viscoelastic material can be derived as [9]: (3) So the energy that dissipated will be: (4) The large part of dissipated energy will change into heat, which will apply to the plastic material.
Within a few seconds, the micro pillars were formed on the plastic material by ultrasonic vibration.
[2] X Yu, C Lu, Journal of Applied Polymer Science Vol.102 (2006) p2990
Online since: November 2011
Authors: Deepak Bhandari, Rahul Chhibber, Navneet Arora
Researchers [3, 4, and 5] have tried to compare the welding consumables for the various combinations of bimetallic materials.
Sundaresan, “A comparative evaluation of welding consumables for dissimilar welds between 316LN austenitic stainless steel and Alloy 800”, Journal of Nuclear Materials, Volume 279, Issue 1 (2000), pp. 65-76
Ashrafizadeh, “Dissimilar welding of AISI 310 austenitic stainless steel to nickel-based alloy Inconel 657”, Journal of Materials Processing Technology 209 (2009), pp. 3628–3639
Mayerb, “Effects of Nb on the microstructure and corrosive property in the Alloy 690–SUS 304L weldment”, Materials Science and Engineering A 397 (2005), pp. 229–238
Mechanical Engineering Science, Vol. 220 Part C (2006).
Online since: September 2011
Authors: Zhi Ping Dai, Cheng Zhao, Chun Feng Zhao
In the custom materials, the stress algorithm is the most critical issues.
(5) The value of b varies in different materials, and it reveals the intermediate principal stress and the parameter of normal stress yielding to the material or the damage it caused, which can be called unified strength theory parameter 0≤b≤1.
Advances in Science and Technology of Water Resources Vol. 25(2005), p.78 (in Chinese) [6] J.
Twin shear theory and its applications (Beijing, Science Press, 1998) [11] H.
Chinese Journal of Rock Mechanics and Engineering Vol. 18(1999), p. 327 (in Chinese)