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Online since: July 2014
Authors: Bo Xin Wang, Guo Chao Wang
Specimens Preparation
1.1 materials
The properties of the materials used in the experiments are showed in the Table 1.
Acknowledgement Financial support of the work reported in this paper, by National Natural Science Foundation of China (Grant No. 51108207) and Science and Technology Development Planning Support Project of Jilin Province (Grant No. 201201057), is gratefully acknowledged.
International Journal of Impact Engineering. (2012), p. 62-73; [2] Kim, Hye Ran; Han, Seung Ju; Yun, Hyun Do.
Applied Mechanics and Materials. (2013), p. 215-218; [3] ACI Committee 544.
Construction and Building Materials. (2005), p. 1- 9.
Acknowledgement Financial support of the work reported in this paper, by National Natural Science Foundation of China (Grant No. 51108207) and Science and Technology Development Planning Support Project of Jilin Province (Grant No. 201201057), is gratefully acknowledged.
International Journal of Impact Engineering. (2012), p. 62-73; [2] Kim, Hye Ran; Han, Seung Ju; Yun, Hyun Do.
Applied Mechanics and Materials. (2013), p. 215-218; [3] ACI Committee 544.
Construction and Building Materials. (2005), p. 1- 9.
Online since: October 2007
Authors: Shi Qiang Lu, Xiao Wu Nie, Ke Lu Wang
Thermodynamic Analysis of Nb-Cr Powders Mechanical Alloying
Xiao-wu Nie a, Shi-qiang Lu, and Ke-lu Wang
College of Materials Sci. and Engin., Nanchang Hangkong Univ., Nanchang 330063, China
a
niexiaowu6567@sina.com
Keywords: Mechanical alloying; Amorphous solids; X-ray diffraction; Intermetallics
Abstract.
Mechanical alloying (MA) has shown to be a promising synthesis technique for materials with high-melting temperature [5].MA is a high-energy ball milling technique for production of microscopically homogeneous materials starting from blended elemental powder mixtures.
The investigations of MA on NbCr2 alloy from elemental mixture powders have also been carried out [6, 7], but it is difficult to found the reports on the effects of mechanical alloying on the phase transformation, morphology and property of densification materials.
Acknowledgement This work was supported by the national natural science foundation of China, under contract number 50474009.
Kaneno, et al, Journal of Materials Science 38(2003),p.657-665
Mechanical alloying (MA) has shown to be a promising synthesis technique for materials with high-melting temperature [5].MA is a high-energy ball milling technique for production of microscopically homogeneous materials starting from blended elemental powder mixtures.
The investigations of MA on NbCr2 alloy from elemental mixture powders have also been carried out [6, 7], but it is difficult to found the reports on the effects of mechanical alloying on the phase transformation, morphology and property of densification materials.
Acknowledgement This work was supported by the national natural science foundation of China, under contract number 50474009.
Kaneno, et al, Journal of Materials Science 38(2003),p.657-665
Online since: December 2011
Authors: Kai Tao Xiao, Hua Quan Yang, Yan Shi, Xia Chen, Yong Zhen Zuo
Experimental
Materials.
As shown, each component content in cementitious materials decreased with in-depth hydration and total amount of hydration products in ITZ zone was lower than that in cement matrix, regardless relatively higher water-binder ration in ITZ zone, which was correlated with what had been observed in SEM.
MgO was non-uniformly distributed in concrete regardless of full mix with other cementitious materials in construction, richer in cement matrix than ITZ area, yet showed a tendency to migrate towards ITZ area and the gap in between was mitigated with in-depth hydration.
Science and Technology Review, 2008, 26(10):61-64
Journal of the Chinese Ceramic Society, 2009, 37(10):1607-1612
As shown, each component content in cementitious materials decreased with in-depth hydration and total amount of hydration products in ITZ zone was lower than that in cement matrix, regardless relatively higher water-binder ration in ITZ zone, which was correlated with what had been observed in SEM.
MgO was non-uniformly distributed in concrete regardless of full mix with other cementitious materials in construction, richer in cement matrix than ITZ area, yet showed a tendency to migrate towards ITZ area and the gap in between was mitigated with in-depth hydration.
Science and Technology Review, 2008, 26(10):61-64
Journal of the Chinese Ceramic Society, 2009, 37(10):1607-1612
Online since: July 2013
Authors: Pei Cao, Jia Lin Zhu
So far, the researchers have been engaged in the study of SAW devices based on piezoelectric materials.
Select the unit type and define the material properties.
After defining the material properties, modeling in accordance with the manner of the Fig. 2, and use the glue command to bond all of the faces in order to transfer loads; Properties are given based on the direction of polarization of the two piezoelectric materials to the corresponding surface; Do the network meshing to the model.
Acknowledgement This work is supported by the “General program of science and technology development project” of Beijing Municipal Education Commission (Grant No.
Journal of Shanghai Jiaotong University . 2004
Select the unit type and define the material properties.
After defining the material properties, modeling in accordance with the manner of the Fig. 2, and use the glue command to bond all of the faces in order to transfer loads; Properties are given based on the direction of polarization of the two piezoelectric materials to the corresponding surface; Do the network meshing to the model.
Acknowledgement This work is supported by the “General program of science and technology development project” of Beijing Municipal Education Commission (Grant No.
Journal of Shanghai Jiaotong University . 2004
Online since: July 2011
Authors: Xue Yi Zhang, Li Wei Shi
Introduction
Copper is an important raw material to the motor manufacturing industry.
Acknowledgements: This work was supported by the Natural Science Foundation of Shandong Province under ZR2010ER008.
Fabrication of aluminum/copper clad composite using hot hydrostatic extrusion process and its material characteristics.
Materials Science and Engineering A.
Journal of Materials Processing Technology.
Acknowledgements: This work was supported by the Natural Science Foundation of Shandong Province under ZR2010ER008.
Fabrication of aluminum/copper clad composite using hot hydrostatic extrusion process and its material characteristics.
Materials Science and Engineering A.
Journal of Materials Processing Technology.
Online since: January 2012
Authors: Dong Mei Gao, Jing Li, Zhen Yu Wang
Introduction
With the versatile applications of manufactured nanoparticles (NPs) which have been defined as a dimension in the range 1-100 nm in various fields, nanotechnology has proved to be a new horizon of material science.
Materials and methods Chemicals.
References [1] Nel, A.; Xia, T.; Madler, L.; Li, N., Toxic Potential of Materials at the Nanolevel.
Science 2006, 311, 622-627
The Journal of Physical Chemistry C 2009, 113, 10962-10966
Materials and methods Chemicals.
References [1] Nel, A.; Xia, T.; Madler, L.; Li, N., Toxic Potential of Materials at the Nanolevel.
Science 2006, 311, 622-627
The Journal of Physical Chemistry C 2009, 113, 10962-10966
Online since: December 2014
Authors: Chen Hui
Research on Energy-saving Design of Building Exterior Pattern for Cold Regions
Chen Hui1, a
1Inner Mongolia University Of Science&Technology ,China
Aflyaway_1226@163.com
Keywords: cold region;building exterior pattern;energy-saving design
Abstract.
In addition to high-tech materials, many traditional materials are also well designed energy-saving options, such as wood, stone and clay that used in traditional architecture in northern of China.
Therefore,we should take advantage of a variety of materialsin the selection process of building a skin material, and integrate them organic in order to make the skin materials has a good ecological performance.
References [1] Zhe Zhiyong.The material language in architectural design.
Journal of Tianjin Institute of Urban Construction,10(4) [4] Liu Xianjue.
In addition to high-tech materials, many traditional materials are also well designed energy-saving options, such as wood, stone and clay that used in traditional architecture in northern of China.
Therefore,we should take advantage of a variety of materialsin the selection process of building a skin material, and integrate them organic in order to make the skin materials has a good ecological performance.
References [1] Zhe Zhiyong.The material language in architectural design.
Journal of Tianjin Institute of Urban Construction,10(4) [4] Liu Xianjue.
Online since: December 2012
Authors: Han Sun, Hua Wu Liu, Kai Fang Xie, Shu Wei Yang, Tian Yang Yang, Wei Wei Hu
Materials and methods
Basalt glass powder was made in our laboratory with size less than 5 micron and the particle size of fir powder was 16 mesh, The melamine modified urea-formaldehyde resin LN-5011, silane coupling agent KH550 and PMR release agent were supplied by Beijing Zhonghe Linuo Adhesive Limited.
New Chemical Materials, 2003, 31(10): 9-12
Journal of Beijing Forestry University, 2007, 29(2): 161-165
[4] Aiyun Pang, et al. 2011 International Conference on Textile Engineering and Materials.
Elsevier Science, 1997: 2005.
New Chemical Materials, 2003, 31(10): 9-12
Journal of Beijing Forestry University, 2007, 29(2): 161-165
[4] Aiyun Pang, et al. 2011 International Conference on Textile Engineering and Materials.
Elsevier Science, 1997: 2005.
Online since: April 2017
Authors: Jin Feng Geng, Dong Fang Ma, Paul Stevens, Liang Xu, Ying Zhi Li
For engineering materials, primary creep strains are usually very small (<1%) and can be neglected.
[4] CEN, Small Punch Test Method for Metallic materials, Part A: A Code of Practice for Small Punch Creep Testing.
[13] Hyde, T. and Sun W., Interpretation of small punch creep test data for ductile materials, Metallurgical Journal, 2010, vol.
[14] ISO, NPR-ISO/TR 29381, Metallic materials – Measurement of mechanical properties by an Instrumented indentation test – indentation tensile properties (ISO/TR 29381: 2008, IDT) [15] Cheng, Y.
[24] Qin, Yanfeng, Determination of material’s creep properties by small punch creep test, thesis of master degree, East China University of Science and Technology, Shanghai, China, 2015
[4] CEN, Small Punch Test Method for Metallic materials, Part A: A Code of Practice for Small Punch Creep Testing.
[13] Hyde, T. and Sun W., Interpretation of small punch creep test data for ductile materials, Metallurgical Journal, 2010, vol.
[14] ISO, NPR-ISO/TR 29381, Metallic materials – Measurement of mechanical properties by an Instrumented indentation test – indentation tensile properties (ISO/TR 29381: 2008, IDT) [15] Cheng, Y.
[24] Qin, Yanfeng, Determination of material’s creep properties by small punch creep test, thesis of master degree, East China University of Science and Technology, Shanghai, China, 2015
Online since: February 2012
Authors: Reimund Neugebauer, Maik Ahnert
These blanks usually consist of two materials or two different sheet metal thicknesses [1].
Likewise, there are numerous approaches to improve material formability.
a b c Figure 1: Cross-sections of seam traces, a: fibre laser, b: Nd-YAG-Laser, c: diode laser Fig. 2 presents the attainable hardness distribution of various materials when using the three different laser types (fibre lasers (squares), Nd-YAG laser (circles) and diode laser (triangles)).
For comparison, the non-hardened basic material is shown for each case.
Jahn, Funktions- und Werkstoffangepasste Laserbehandlung zur Verbesserung der Umformbarkeit und des Verhaltens bei schlagartiger Belastung, Journal of the University of Applied Science Mittweida, Band 5 (2009) 85-88
Likewise, there are numerous approaches to improve material formability.
a b c Figure 1: Cross-sections of seam traces, a: fibre laser, b: Nd-YAG-Laser, c: diode laser Fig. 2 presents the attainable hardness distribution of various materials when using the three different laser types (fibre lasers (squares), Nd-YAG laser (circles) and diode laser (triangles)).
For comparison, the non-hardened basic material is shown for each case.
Jahn, Funktions- und Werkstoffangepasste Laserbehandlung zur Verbesserung der Umformbarkeit und des Verhaltens bei schlagartiger Belastung, Journal of the University of Applied Science Mittweida, Band 5 (2009) 85-88