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Online since: October 2010
Authors: Gui Jie Liu, Xin Wang, An Jin Li, Fang You Hu
By using it we can
reduce material costs, save precious and rare metals, reduce energy consumption and increase the
service life of metal parts.
Metal-ceramic composite coating by laser cladding technology can combine toughness of metallic materials with excellent wear-resisting, corrode-resisting and oxidation-resisting properties of ceramics, which significantly improve the surface performance of materials [1].
Experimental materials and methods Select Ti-6Al-4V as the substrate, the sample's size is 30mm×15mm×3mm, use 300 # sandpaper to remove the oxide film of sample, clean surface of the sample with acetone and then dry in a dry dish for about 5 hours.
Acknowledgement This project is supported by The Natural Science Fund, Shandong Province (ZR2009FM011).
Tao, et al.: Journal of North Astern University (Natural Science) Vol. 27 (2006), p. 1106-1109
Metal-ceramic composite coating by laser cladding technology can combine toughness of metallic materials with excellent wear-resisting, corrode-resisting and oxidation-resisting properties of ceramics, which significantly improve the surface performance of materials [1].
Experimental materials and methods Select Ti-6Al-4V as the substrate, the sample's size is 30mm×15mm×3mm, use 300 # sandpaper to remove the oxide film of sample, clean surface of the sample with acetone and then dry in a dry dish for about 5 hours.
Acknowledgement This project is supported by The Natural Science Fund, Shandong Province (ZR2009FM011).
Tao, et al.: Journal of North Astern University (Natural Science) Vol. 27 (2006), p. 1106-1109
Online since: August 2013
Authors: Young Sun Ko, Sang Tae No
The materials of outer wall had physical property values but these properties were not mentioned in this paper because they are very common.
Therefore, thicker insulation material could decrease annual heating load, and gap of the reduction decreased at thicker insulation material.
Cooling load was constant regardless of changes of thickness of insulation material.
Acknowledgements This research was supported by 2010 Basic Science Research Program through the National Research Foundation of Korea (NRF) funded by the Ministry of Education, Science and Technology (2010-0025756).
References [1] Sang Tae No and Jae Weon Jeong : A Study on Comparison of Heating Load by EnergyPlus and Web-based Energy Performance Assessment Tool in an Apartment House, Journal of AIK vol 1 no. 27 (2011), p.245-252
Therefore, thicker insulation material could decrease annual heating load, and gap of the reduction decreased at thicker insulation material.
Cooling load was constant regardless of changes of thickness of insulation material.
Acknowledgements This research was supported by 2010 Basic Science Research Program through the National Research Foundation of Korea (NRF) funded by the Ministry of Education, Science and Technology (2010-0025756).
References [1] Sang Tae No and Jae Weon Jeong : A Study on Comparison of Heating Load by EnergyPlus and Web-based Energy Performance Assessment Tool in an Apartment House, Journal of AIK vol 1 no. 27 (2011), p.245-252
Online since: March 2017
Authors: Ai Hong Deng, Yong Wang, Ling Wang, Xiao Bo Lu, Kang Wang
Wang2
1College of Physical Science and Technology, Sichuan University, Chengdu 610064, P.
China 2Institute of Nuclear Science and Technology, Sichuan University, Chengdu 610064, P.
Since the divertor has to face the helium and neutron irradiation, they will cause the blister, erosion and swelling of materials and can severely damage the material, consequently impacting the service life of materials in the reactor [2].
Experimental methods The material used in this study was commercial polycrystalline tungsten with a purity of 99.95%wt.
[11] H. eleveld, A. van Veen, Journal of Nuclear Materials, 212–215, (1994) 1421-1425.
China 2Institute of Nuclear Science and Technology, Sichuan University, Chengdu 610064, P.
Since the divertor has to face the helium and neutron irradiation, they will cause the blister, erosion and swelling of materials and can severely damage the material, consequently impacting the service life of materials in the reactor [2].
Experimental methods The material used in this study was commercial polycrystalline tungsten with a purity of 99.95%wt.
[11] H. eleveld, A. van Veen, Journal of Nuclear Materials, 212–215, (1994) 1421-1425.
Online since: May 2014
Authors: Li Hua Wu, Yu Huang
The properties of GSPs localized at the interface between graphene and conventional materials have been studied theoretically and experimentally [5-10].
However, GSPs propagating along the interface between graphene and metamaterials, such as nonlinear left-handed material, was ignored in previous work.
The line dispersion relation of GSPs can be achieved from literature [6] vvvvv (1) Here c is the speed of light in vacuum, and εi (i=1, 2) are the magnetic permeability and permittivity of the two-side materials surrounding graphene, k denotes the plasmon wave vector normalized to the free light wave number ω∕c.
For example, the characteristic values of the focusing nonlinearity can be estimated for some materials such as n-InSb for which the strength of the critical magnetic field is found as H1 =1.6 A/m.
JOURNAL OF APPLIED PHYSICS, Vol. 103, 064302, 2008 [8] A A Dubinov, V Ya Aleshkin, VMitin, T Otsuji and V Ryzhii erahertz surface plasmons in optically pumped graphene structures.
However, GSPs propagating along the interface between graphene and metamaterials, such as nonlinear left-handed material, was ignored in previous work.
The line dispersion relation of GSPs can be achieved from literature [6] vvvvv (1) Here c is the speed of light in vacuum, and εi (i=1, 2) are the magnetic permeability and permittivity of the two-side materials surrounding graphene, k denotes the plasmon wave vector normalized to the free light wave number ω∕c.
For example, the characteristic values of the focusing nonlinearity can be estimated for some materials such as n-InSb for which the strength of the critical magnetic field is found as H1 =1.6 A/m.
JOURNAL OF APPLIED PHYSICS, Vol. 103, 064302, 2008 [8] A A Dubinov, V Ya Aleshkin, VMitin, T Otsuji and V Ryzhii erahertz surface plasmons in optically pumped graphene structures.
Online since: August 2014
Authors: Huan Wang
Synthesis and Photoluminescence Properties of Monodisperse Spherical SiO2@Lu2O3: Eu3+ Particles with Core-Shell Structure
Huan Wang*
Department of Materials Science, Jilin jianzhu University, Changchun 130118, China
Corresponding author.
Introduction Recently, spherical core–shell structured particles have been attracting much attention due to their potential applications in photonic crystals, catalyst, photonics and biological materials [1-4].
For core-shell structured materials, the structure, size and composition of the particles can be easily altered in a controllable way to tailor their functions.
As phosphor materials, the optical proprety of the materials depend on their morphology and size.
Lin, Journal of Colloid and Interface Science 300 (2006) 176–182
Introduction Recently, spherical core–shell structured particles have been attracting much attention due to their potential applications in photonic crystals, catalyst, photonics and biological materials [1-4].
For core-shell structured materials, the structure, size and composition of the particles can be easily altered in a controllable way to tailor their functions.
As phosphor materials, the optical proprety of the materials depend on their morphology and size.
Lin, Journal of Colloid and Interface Science 300 (2006) 176–182
Online since: July 2018
Authors: A.P. Chernysh, V.K. Afanasyev, S.V. Dolgova
The application of innovative approaches in the creation of progressive recovery methods using the modularity of equipment, as well as new materials, will make it possible to exclude the cost of purchasing the wear tools of modern agricultural machinery.
[3] Gucwa, M., Beczkowski, R., Winczek, J. and other, The Effect of Type of Welding Sequence During Hardfacing Chromium Cast Iron for Erosion Resistance, Archives of foundry engineering Tome: 17 (3) P.: 51-54 [4] Lisiecki, A., Effect of heat input during disk laser bead on plate welding of thermomechanically rolled on penetration characteristics and porosity formation in the weld metal, Archives of metallurgy and materials Tome: 61 (1), P.: 93-: 101
[5] Liu, Hai-yun, Song, Zhi-liang, Cao, Qing and other, Microstructure and Properties of Fe-Cr-C Hardfacing Alloys Reinforced with TiC-NbC, Journal of iron and steel research international,Tome: 23 (3), P.: 276-280
A., Displaying structural property and inheritance of cast iron surfacing on steel base, International scientific – technical conference on innovative engineering technologies, equipment and materials 2015 (ISTC-IETEM-2015), Book series: IOP Conference Series-Materials Science and Engineering, Tome: 13, Number of article: UNSP 012037 [10] Vdovin, K.
[12] Zuk, M., Gorka, J., Dojka, R. and other, Repair welding of cast iron coated electrodes, Modtech international conference – modern technologies in industrial engineering V Book series: IOP Conference Series-Materials Science and Engineering, Tome: 227 Number of article: UNSP 012139.
[3] Gucwa, M., Beczkowski, R., Winczek, J. and other, The Effect of Type of Welding Sequence During Hardfacing Chromium Cast Iron for Erosion Resistance, Archives of foundry engineering Tome: 17 (3) P.: 51-54 [4] Lisiecki, A., Effect of heat input during disk laser bead on plate welding of thermomechanically rolled on penetration characteristics and porosity formation in the weld metal, Archives of metallurgy and materials Tome: 61 (1), P.: 93-: 101
[5] Liu, Hai-yun, Song, Zhi-liang, Cao, Qing and other, Microstructure and Properties of Fe-Cr-C Hardfacing Alloys Reinforced with TiC-NbC, Journal of iron and steel research international,Tome: 23 (3), P.: 276-280
A., Displaying structural property and inheritance of cast iron surfacing on steel base, International scientific – technical conference on innovative engineering technologies, equipment and materials 2015 (ISTC-IETEM-2015), Book series: IOP Conference Series-Materials Science and Engineering, Tome: 13, Number of article: UNSP 012037 [10] Vdovin, K.
[12] Zuk, M., Gorka, J., Dojka, R. and other, Repair welding of cast iron coated electrodes, Modtech international conference – modern technologies in industrial engineering V Book series: IOP Conference Series-Materials Science and Engineering, Tome: 227 Number of article: UNSP 012139.
Online since: May 2013
Authors: Yi Lin Chi, Xue Jun Wang, Bin Hua, Fu Yu Li
Introduction
With the development of industrialization, belt conveyor has experienced a long history, and is applied to transport the bulk materials, and is widely applied in these areas such as mining, coal, ports, chemical industry and so on[1].
Acknowledgements This work was financially supported by the Education Department Foundation of Yunnan Province (2012Y541), and Analysis and Test Foundation of Kunming University of Science & Technology (20130574,20130575), and the National Natural Science Foundation (11002062) References [1]YuefengLeng,JiaLiu,Feng Zu: Advanced Materials Research.vol56-157(2011),p1243 [2] C.T.Kianoudis,Z.B .Maroulis,D.Marinos-Kouris:Journal of Food Engineering.vol23 (1994), p375 [3] Yakui Li, Hongwei Li, Hanqing Liu: submitted to CCPR 2008. p106 (2008) [4]GuangbuLi, RuqiongLi: submitted toSecond international confernce on information and computing science. vol4 (2009). p304
Applied Mechanics and Materials.
Applied Mechanics and Materials.
Applied Mechanics and Materials.
Acknowledgements This work was financially supported by the Education Department Foundation of Yunnan Province (2012Y541), and Analysis and Test Foundation of Kunming University of Science & Technology (20130574,20130575), and the National Natural Science Foundation (11002062) References [1]YuefengLeng,JiaLiu,Feng Zu: Advanced Materials Research.vol56-157(2011),p1243 [2] C.T.Kianoudis,Z.B .Maroulis,D.Marinos-Kouris:Journal of Food Engineering.vol23 (1994), p375 [3] Yakui Li, Hongwei Li, Hanqing Liu: submitted to CCPR 2008. p106 (2008) [4]GuangbuLi, RuqiongLi: submitted toSecond international confernce on information and computing science. vol4 (2009). p304
Applied Mechanics and Materials.
Applied Mechanics and Materials.
Applied Mechanics and Materials.
Online since: December 2014
Authors: Yi Ping Guo, Xiao Hui Guo, Junping Deng
Study on the Mechanical Properties of Single Crystal Aluminum by Ohno Continuous Casting
Yi-ping Guo 1, a,Xiao-hui Guo 2, b and Jun-ping Deng 1,c
1 College of Materials Science and Engineering, Xi’an University of Science and Technology, Xi’an 710054, PR China
2 Copper Factory Technology Section, Chinalco Luoyang Copper Co.
Because each grain of polycrystalline is surrounded by the surrounding grains, the slippage deformation must co-ordinate with adjacent grain, otherwise it will be difficult to deformation, can't even keep the continuity between the grains, the formation of voids causes materials fracture.
But the yield strength of single crystal aluminum has no obvious change; The fracture appearance of both materials belongs to ductile fracture.
Li: Mechanical Science and Technology for Aerospace Engineering, Vol.24(2005)No.6,P. 716(In Chinese) [5] P.Y.
Fu: Journal of Materials Engineering, (1997)No.9,P.38 (In Chinese) [6] X.X.
Because each grain of polycrystalline is surrounded by the surrounding grains, the slippage deformation must co-ordinate with adjacent grain, otherwise it will be difficult to deformation, can't even keep the continuity between the grains, the formation of voids causes materials fracture.
But the yield strength of single crystal aluminum has no obvious change; The fracture appearance of both materials belongs to ductile fracture.
Li: Mechanical Science and Technology for Aerospace Engineering, Vol.24(2005)No.6,P. 716(In Chinese) [5] P.Y.
Fu: Journal of Materials Engineering, (1997)No.9,P.38 (In Chinese) [6] X.X.
Online since: July 2011
Authors: Jin Tao Gao, Pei Yu Chen, Ping Shen, Yan Ting Zhang, Run Zao Liu, Yu Gang Wang, Shi Qi Li
It is the use of the scale effect of solid materials that obtains a certain reaction rate, which meets the industrialized reaction rate.
This process is especially suitable for the dispose of materials that contain low grade of iron and the impurities holds the major share, such as high phosphorus hematite, steelmaking slag, and metallurgical dust and so on.
In view of this, this study proposes the post-processing technique — non-molten separation: on the basis of magnetic differences, metallic iron can be separated from non-magnetic materials effectively and enrichment respectively.
Being disposed by this technique, the low-grade iron-bearing materials can be converted to valuable resource.
Journal of Iron and Steel Research International, 1999, 6(1): 8~11
This process is especially suitable for the dispose of materials that contain low grade of iron and the impurities holds the major share, such as high phosphorus hematite, steelmaking slag, and metallurgical dust and so on.
In view of this, this study proposes the post-processing technique — non-molten separation: on the basis of magnetic differences, metallic iron can be separated from non-magnetic materials effectively and enrichment respectively.
Being disposed by this technique, the low-grade iron-bearing materials can be converted to valuable resource.
Journal of Iron and Steel Research International, 1999, 6(1): 8~11
Online since: October 2014
Authors: Guang Wu, Jia Hui Song, Cong Dong Wang, Ke Bang Hou
When Abrasive water jet cutting materials, materials have an impact, shear failure and erosion, the most important of them is the erosion.
In 2009, Wang Cheng-jun designed a pipeline cleaning robot in Anhui University of Science and Technology.
JOURNAL OF HUNAN MERALLURGICAL PROFESSIONAL TECHNOLOGY COLLEGE, 5 (3): 330-333
COAL SCIENCE AND TECHNOLOGY, (1) : 3-4
Proceedings of 2008 (shenyang) international colloquium on safety science and technology
In 2009, Wang Cheng-jun designed a pipeline cleaning robot in Anhui University of Science and Technology.
JOURNAL OF HUNAN MERALLURGICAL PROFESSIONAL TECHNOLOGY COLLEGE, 5 (3): 330-333
COAL SCIENCE AND TECHNOLOGY, (1) : 3-4
Proceedings of 2008 (shenyang) international colloquium on safety science and technology