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Online since: June 2006
Authors: Vytautas Ostaševičius, Rimvydas Gaidys, Algimantas Bubulis, Sigitas Tamulevičius, Rolanas Dauksevicius
Different
substrates were tested, including semiconductor and dielectric materials.
However, actual dimensions are subject to fabrication variations, (b) uncertain material properties.
Dauksevicius et al.: Materials science, Kaunas, Vol. 10, No. 4 (2004), p. 313-316 [2] R.
Luy: Journal of Semiconductor Technology and Science, Vol. 2 (2002), p. 237-245 [10] H.
Petitgrand: Journal of Micromechanics and Microengineering, No. 13 (2003), p. 23-33 [15] Y.
However, actual dimensions are subject to fabrication variations, (b) uncertain material properties.
Dauksevicius et al.: Materials science, Kaunas, Vol. 10, No. 4 (2004), p. 313-316 [2] R.
Luy: Journal of Semiconductor Technology and Science, Vol. 2 (2002), p. 237-245 [10] H.
Petitgrand: Journal of Micromechanics and Microengineering, No. 13 (2003), p. 23-33 [15] Y.
Online since: July 2011
Authors: Zi Li Jin, Wei Li, Yi Ming Li
Effect of Hot-rolled microstructure on the recrystallization Texture
of Cold-rolled non-oriented electrical steel
Zili JIN a, Wei LI, Yiming LI
Inner Mongolia University of Science and Technology Institute for Materials and Metallurgy Baotou, 014010, China
ajinzl6310@yahoo.com.cn
Key words: Cold rolled non-oriented Silicon Steel; Recrystallization; Microstructure; Texture, ODF
Abstract: With the help of orientation distribution function (ODF) analysis, experiments of different hot band grain microstructure 0.33% silicon steel were cold-rolled and annealed in the laboratory, to study the effect of the microstructure hot-rolled steel strip for cold rolled non-oriented silicon steel microstructure and texture of recrystallization annealing.
Follow-up procedures for the provision of cold rolled material of different microstructure.
This is mainly because the cold rolling raw materials microscopic structure difference creates and this might be associated with the nucleation mechanism.
Acknowledgements: This work was financially supported by the naturals science foundation of Inner Mongolia (20080404zd18; 200308020202) References [1] He Zhong-Zhi.
Journal of Magnetism and Magnetic Materials , 2006 , 304, (2),172
Follow-up procedures for the provision of cold rolled material of different microstructure.
This is mainly because the cold rolling raw materials microscopic structure difference creates and this might be associated with the nucleation mechanism.
Acknowledgements: This work was financially supported by the naturals science foundation of Inner Mongolia (20080404zd18; 200308020202) References [1] He Zhong-Zhi.
Journal of Magnetism and Magnetic Materials , 2006 , 304, (2),172
Online since: December 2003
Authors: Christèle Combes, Cristian Rey, Hocine Sfihi, Diane Eichert
The existence of a hydrated layer with
mobile ionic entities due to an enhanced surface reactivity, gives nanocrystalline apatites very
specific and interesting properties, which are used by living organisms in mineralised tissue and
which can be utilised in material science.
As usual in materials science, most investigations concerning PCA have been done with physical techniques involving "dry" stabilised samples often obtained by lyophilisation.
Materials and methods Sample preparation.
Materials scientists can also take advantage of the surface properties of apatite nanocrystals.
On a similar basis however, composite materials can be built involving charged polymeric substances with improved mechanical properties.
As usual in materials science, most investigations concerning PCA have been done with physical techniques involving "dry" stabilised samples often obtained by lyophilisation.
Materials and methods Sample preparation.
Materials scientists can also take advantage of the surface properties of apatite nanocrystals.
On a similar basis however, composite materials can be built involving charged polymeric substances with improved mechanical properties.
Online since: October 2008
Authors: Yue Xin Han, Yi Min Zhu, Xiao Yu Wang, Xu Wang
Experimental
Experimental Materials
MgCl2·6H2O, Mg(NO3)2·6H2O and MgSO4·7H2O, glycol, n-butanol and N,N-dimethylacetamide
were all A.R. grade reagent.
Materials Review Vol. 21 (2007), p. 139-142 [9] Zhou X Y, Yang Y and Liu H Z.
Materials Review Vol. 18 (2004), p. 31-38 [10] H.
Journal of Inorganic Biochemistry 99(2005), p.986-993 [12] Xu B Q, Wei J M, et al.
[J].Materials Research Bulletin, 2000, 35:1653-1659
Materials Review Vol. 21 (2007), p. 139-142 [9] Zhou X Y, Yang Y and Liu H Z.
Materials Review Vol. 18 (2004), p. 31-38 [10] H.
Journal of Inorganic Biochemistry 99(2005), p.986-993 [12] Xu B Q, Wei J M, et al.
[J].Materials Research Bulletin, 2000, 35:1653-1659
Online since: October 2004
Authors: Xiao Chun Zhang, Wei Huang, Qifen Wei, Lei Zhang, Xiao Dong Tong
It has been applied in the metals, composite
material, concrete...etc. engineering realm.
But they only discussed same material and structure.
Due to steel material good property, the damage main arises in asphalt concrete.
References [1] Huang Wei, Zhang Xiaochun and Hu Guangwei: Joural of Southeast University(Natural Science Edition) Vol.32(3) (2002), p.480-487 (in Chines) [2] Shen wei: Damage Mechanics. ( Huazhong University of Science & Technology Publications, 1995) (in Chines) [3] J.
Int.RILEM conf., Liege,Belgium, 1993, London: E&FNSPON (1993) p. 146-158 [4] S W Park, Y R Kim and R A Schapery: Mechanics of Materials Vol.24(1996), p. 241-255 [5] Tang Xuesong, Jiang Chiping and Zheng Jianlong: Chines journal of applied mechanics Vol.17(4)(2000) p. 92-99 (in Chines)
But they only discussed same material and structure.
Due to steel material good property, the damage main arises in asphalt concrete.
References [1] Huang Wei, Zhang Xiaochun and Hu Guangwei: Joural of Southeast University(Natural Science Edition) Vol.32(3) (2002), p.480-487 (in Chines) [2] Shen wei: Damage Mechanics. ( Huazhong University of Science & Technology Publications, 1995) (in Chines) [3] J.
Int.RILEM conf., Liege,Belgium, 1993, London: E&FNSPON (1993) p. 146-158 [4] S W Park, Y R Kim and R A Schapery: Mechanics of Materials Vol.24(1996), p. 241-255 [5] Tang Xuesong, Jiang Chiping and Zheng Jianlong: Chines journal of applied mechanics Vol.17(4)(2000) p. 92-99 (in Chines)
Online since: August 2010
Authors: Y. Gao, Y. Zhang, J. You
Energy dispersive X-ray spectroscopy (EDX) test result (Fig. 8) shows that materials in the chips
were aluminum and epoxy having C, O, and Si (Fig. 8), which evidently originated from the
workpiece and the CNT wheel (Table 1 and Table 3).
Heer: Science Vol. 297 (2002), p. 787 [2] H.J.
Gao: Advanced Materials Research Vol. 76-78 (2009), p. 502 [5] Y.
Jin: Key Engineering Materials Vols. 257-258 (2004), p. 33 [10] R.
Venkatesh: Journal of Materials Processing Technology Vol. 185 (2007), p. 178
Heer: Science Vol. 297 (2002), p. 787 [2] H.J.
Gao: Advanced Materials Research Vol. 76-78 (2009), p. 502 [5] Y.
Jin: Key Engineering Materials Vols. 257-258 (2004), p. 33 [10] R.
Venkatesh: Journal of Materials Processing Technology Vol. 185 (2007), p. 178
Online since: December 2011
Authors: Yu Fan, Jia Ling Hu, Qing Jun Ding, Chuan Hui Liu
However, with the booming of whisker materials in the recent years, a few attempts are being made to develop whisker filled-polymer composite in order to improve the tribological performance of the materials [6,7].
Experiment Materials.
Feng: Materials Design, Vol. 30 (2009), p.1042
Luo: Journal of Functional Polymers, Vol. 22 (2009), p.401
Xie: Materials Letter, Vol. 57 (2003), p.2553
Experiment Materials.
Feng: Materials Design, Vol. 30 (2009), p.1042
Luo: Journal of Functional Polymers, Vol. 22 (2009), p.401
Xie: Materials Letter, Vol. 57 (2003), p.2553
Online since: March 2013
Authors: Dong Min Wang, Duan Le Li, Guan Bao Tang, Cheng Du, Jian Feng Wang
In the following part, we will compare and analysis the performance of synthetic grinding aids in different system.
3.1 Experiment materials
1) Grinding aids: The two monomeric samples which are the most representative in traditional grinding aids are triethanolamine 99% (TEA) and triisopropanolamine 99% (TIPA).
The chemical and mineral compositions of the raw materials are shown in Table 1.
Table 1 Chemical and mineral compositions of raw materials material Chemical compositions /% mineral compositions /% CaO SiO2 Al2O3 Fe2O3 MgO K2O Na2O SO3 P2O5 ∑ C3S C2S C3A C4AF clinker 64.29 21.90 5.18 3.39 2.61 0.97 0.25 0.65 0.143 99.38 55.66 20.84 7.99 10.31 slag 33.49 31.97 15.42 0.89 11.59 0.57 0.46 0.20 94.59 3.2 Experimental method The experimental proportion of cement ingredients is shown in Table 2.
Construction and Building Materials, 2009, 23:1954-1959
Journal of Nanjing University of Technology (Natural Science Edition), 2009, 6:73-75
The chemical and mineral compositions of the raw materials are shown in Table 1.
Table 1 Chemical and mineral compositions of raw materials material Chemical compositions /% mineral compositions /% CaO SiO2 Al2O3 Fe2O3 MgO K2O Na2O SO3 P2O5 ∑ C3S C2S C3A C4AF clinker 64.29 21.90 5.18 3.39 2.61 0.97 0.25 0.65 0.143 99.38 55.66 20.84 7.99 10.31 slag 33.49 31.97 15.42 0.89 11.59 0.57 0.46 0.20 94.59 3.2 Experimental method The experimental proportion of cement ingredients is shown in Table 2.
Construction and Building Materials, 2009, 23:1954-1959
Journal of Nanjing University of Technology (Natural Science Edition), 2009, 6:73-75
Online since: February 2011
Authors: Wen Ge Wu, W.T. Mei, H. Xiao
In micro-cutting process, a remarkable characteristic of micro-Cutting is that cutting parameters level closing to the crystal grain msize of material.
To regard the material extending on rake surface as the important factors of deformation[1], the value of slip strain can be calculated by formula as follow (8) Where is slip strain, is shear angle,is rake angle.
Acknowledgements Financial support from the Shanxi province nature science foundation(Grant No.:2008011056)., key lab for advanced manufacturing technology of Shanxi province open foundation(Grant No.:2007031007) and the Shanxi provincial level university youth discipline leader foundation.
Journal of Wuhan university of technology. 2010,34(1) [2] LI Xiaozhou.YU Huadong.
To regard the material extending on rake surface as the important factors of deformation[1], the value of slip strain can be calculated by formula as follow (8) Where is slip strain, is shear angle,is rake angle.
Acknowledgements Financial support from the Shanxi province nature science foundation(Grant No.:2008011056)., key lab for advanced manufacturing technology of Shanxi province open foundation(Grant No.:2007031007) and the Shanxi provincial level university youth discipline leader foundation.
Journal of Wuhan university of technology. 2010,34(1) [2] LI Xiaozhou.YU Huadong.
Online since: March 2010
Authors: Hong Yu Zhu, Wei Jin Chen, Ying Li
Wavelet Neural Network - based Research on Online Wearing
Prediction of TI6AL4V Cutter in High Speed Milling
Hongyu Zhu1,2, Weijin Chen3 and Ying Li1
1
College of Mechanical Engineering, Nanjing University of Science & Technology, Nanjing, China,
210094
2
Nanjing College of Chemical Technology, Nanjing, China, 210048
3
Csr Qishuyanlocomtive & rolling stock research institute co.ltd, 213011
Keywords: Wavelet packets, Neural network, High speed milling, Ti6Al4V, Cutter wearing online
prediction
Abstract.
TI6AL4V is a kind of hard-machining material, which has bad thermal conductivity, good chemical reactivity, little elastic modulus, great friction coefficient, severe work hardening, short cutter life, low machining efficiency and poor machining surface quality.
But, from the point of machinability, TI6AL4V is a kind of hard-machining material.
Ôzel and et al.: International Journal of Machine Tools and Manufacture, Vol. 40 (2000), p.713
TI6AL4V is a kind of hard-machining material, which has bad thermal conductivity, good chemical reactivity, little elastic modulus, great friction coefficient, severe work hardening, short cutter life, low machining efficiency and poor machining surface quality.
But, from the point of machinability, TI6AL4V is a kind of hard-machining material.
Ôzel and et al.: International Journal of Machine Tools and Manufacture, Vol. 40 (2000), p.713