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Online since: September 2013
Authors: Qian Dong, Da Lin Qian, Cheng Hua Li, Hai Bo Fan
Specifically, factors affecting are human, material, environment and management.
Accidents in road transportation of dangerous goods are caused by employees, materials, environment and management, as well as their interaction.
Materials refer to vehicles and accessories, and packing goods.
(2) “Material factor M”, as the material basis of accidents occurred, mainly refers to the material objects controlled and managed in the transit, including a variety of machinery and equipment as well as the dangerous goods.
References [1] Yuanchun Yan, Haoxue Liu: China Safety Science Journal. 2010, 20(9):32-37, in Chinese
Accidents in road transportation of dangerous goods are caused by employees, materials, environment and management, as well as their interaction.
Materials refer to vehicles and accessories, and packing goods.
(2) “Material factor M”, as the material basis of accidents occurred, mainly refers to the material objects controlled and managed in the transit, including a variety of machinery and equipment as well as the dangerous goods.
References [1] Yuanchun Yan, Haoxue Liu: China Safety Science Journal. 2010, 20(9):32-37, in Chinese
Online since: December 2024
Authors: Ida Royana Tambunan, Heru Purnomo
The materials used in this bridge are concrete, steel reinforcement, and steel.
It is very important to have information regarding the materials properties.
Those material properties are put in as material data in structural modeling.
Material Properties.
A., Design of Highway Bridges Based on AASHTO LRFD Bridge Design Specifications, Canada: A Wiley-Inter Science Publication, 1997
It is very important to have information regarding the materials properties.
Those material properties are put in as material data in structural modeling.
Material Properties.
A., Design of Highway Bridges Based on AASHTO LRFD Bridge Design Specifications, Canada: A Wiley-Inter Science Publication, 1997
Online since: September 2016
Authors: Nilkanta Barman, Himadri Chattopadhyay, Sudip Simlandi
Introduction
Since the last few decades, semisolid forming (SSF) is a developing technology and gaining ever increasing attention from both the materials scientists and production engineers for near net shape and cost effective products.
It is observed from the available literature that the theoretical models for such semisolid materials are less developed and the models available are mostly established from experiments.
Adequate knowledge on the properties of the semisolid materials during cooling is necessary for successful execution of the method.
Entov, Thixotropic rheology of semisolid metal suspensions, Journal of Materials Processing Technology. 110 (2001) 164-176
Mallik, Manufacturing Science, Second Edition, East-West Private Ltd., New Delhi, 1997.
It is observed from the available literature that the theoretical models for such semisolid materials are less developed and the models available are mostly established from experiments.
Adequate knowledge on the properties of the semisolid materials during cooling is necessary for successful execution of the method.
Entov, Thixotropic rheology of semisolid metal suspensions, Journal of Materials Processing Technology. 110 (2001) 164-176
Mallik, Manufacturing Science, Second Edition, East-West Private Ltd., New Delhi, 1997.
Online since: May 2022
Authors: Francesco La Via, Riccardo Reitano, Laura Meda, Antonio Trotta, Miriam Parisi, Alessandro Meli, Annamaria Muoio
Introduction
Silicon carbide (SiC) is a wide bandgap semiconductor material with a rigid stoichiometry of Si:C=1:1.
Improvements in SiC wafer growth processes and the good quality of the material, with a low defect density, makes this material competitive with Single-Crystal Diamonds (SCD) detectors, currently used in this field.
Maboudian and e. al., “Advances in silicon carbide science and technology at the micro-and nanoscales,” J.
La Via, “A novel micro-Raman technique to detect and characterize 4H-SiC stacking faults,” Journal of applied physics, vol. 116, p. 163506, 2014
La Via, “Epitaxial Growth and Characterization of 4H-SiC for Neutron Detection Applications,” Materials, vol. 14, no. 976, 2021
Improvements in SiC wafer growth processes and the good quality of the material, with a low defect density, makes this material competitive with Single-Crystal Diamonds (SCD) detectors, currently used in this field.
Maboudian and e. al., “Advances in silicon carbide science and technology at the micro-and nanoscales,” J.
La Via, “A novel micro-Raman technique to detect and characterize 4H-SiC stacking faults,” Journal of applied physics, vol. 116, p. 163506, 2014
La Via, “Epitaxial Growth and Characterization of 4H-SiC for Neutron Detection Applications,” Materials, vol. 14, no. 976, 2021
Online since: July 2011
Authors: Zhi Tao Xiao, Fang Zhang, Yan Bei Liu, Jun Wu
The threshold value depends on texture of material and imaging system.
References [1] D.Dumn, W.E.Higgins and J.Wakeley, “Texture segmentation using 2-D Gabor elementary functions”, IEEE Transactions on Pattern Analysis and Machine Intelligence, vol.16, 1994, pp.130-149 [2] C.Ciamberlini, F.Francini, G.Longobardi, et al., “Defect detection intextured materials by optical filtering with structured detectors and self-adaptive masks”, Optical Engineering, vol.35, Sep.1996, pp.838-844 [3] K.L.Mak and P.Peng, “Detecting Defects in Textile Fabrics with Optimal Gabor Filters”, International Journal of Computer Science, vol.1, July 2006, pp.274-282 [4] Yingnan Zhao, Jingyu Yang and Xianquan Meng, “A Practical Design for Parameters of Gaobr Filters”, Comeputer Engineering, vol.32, Oct. 2006, pp.173-175 [5] A.
Pang, “Defect Detection in Textured Materials Using Gabor Filters”, IEEE Transactions on industry applications, vol.38, April 2002, pp.425-440
[6] Runping Han, Surong Sun and Ling Jiang, “Defect Detection in Textured Materials Using Gabor Filters”, Computer Engineering and Applications, July 2007, pp.234-238 [7] A.Kumar and G.
Pang, “Defect detection in textured materials using optimized filters”, IEEE Transactions on Systems, Man, and Cybernetics:Part B, Oct 2002, pp.553-570
References [1] D.Dumn, W.E.Higgins and J.Wakeley, “Texture segmentation using 2-D Gabor elementary functions”, IEEE Transactions on Pattern Analysis and Machine Intelligence, vol.16, 1994, pp.130-149 [2] C.Ciamberlini, F.Francini, G.Longobardi, et al., “Defect detection intextured materials by optical filtering with structured detectors and self-adaptive masks”, Optical Engineering, vol.35, Sep.1996, pp.838-844 [3] K.L.Mak and P.Peng, “Detecting Defects in Textile Fabrics with Optimal Gabor Filters”, International Journal of Computer Science, vol.1, July 2006, pp.274-282 [4] Yingnan Zhao, Jingyu Yang and Xianquan Meng, “A Practical Design for Parameters of Gaobr Filters”, Comeputer Engineering, vol.32, Oct. 2006, pp.173-175 [5] A.
Pang, “Defect Detection in Textured Materials Using Gabor Filters”, IEEE Transactions on industry applications, vol.38, April 2002, pp.425-440
[6] Runping Han, Surong Sun and Ling Jiang, “Defect Detection in Textured Materials Using Gabor Filters”, Computer Engineering and Applications, July 2007, pp.234-238 [7] A.Kumar and G.
Pang, “Defect detection in textured materials using optimized filters”, IEEE Transactions on Systems, Man, and Cybernetics:Part B, Oct 2002, pp.553-570
Online since: May 2012
Authors: Shu Lin Li, Zhong Ying Qi
The reprocessing of production needed a great deal of the direct and indirect intermediate input (such as electricity and metal) for processing the raw and auxiliary materials imported from abroad [7].
Dietzenbacher: Journal of Regional Science 46 (4) 2006, 773–786
Chen: Economic Research Journal Vol.4 (2009), p41-55, in Chinese [25] G.P.Peters, C.L.Webber, , D.Guan, K.
Hubacek: Environ-mental Science and Technology 41 (2007), 5939–5944
[26] G.P.Peters, E.G Hertwich : Environmental Science and Technology 42(2008), 1401–1407.
Dietzenbacher: Journal of Regional Science 46 (4) 2006, 773–786
Chen: Economic Research Journal Vol.4 (2009), p41-55, in Chinese [25] G.P.Peters, C.L.Webber, , D.Guan, K.
Hubacek: Environ-mental Science and Technology 41 (2007), 5939–5944
[26] G.P.Peters, E.G Hertwich : Environmental Science and Technology 42(2008), 1401–1407.
Online since: April 2021
Authors: Yury N. Pozhidaev, Elena G. Filatova
Progress in Surface Science. (2014) vol. 89, no. 3-4, p. 239-277
Ngameni et al., Nanohybrid materials from the grafting of imidazolium cations on the interlayer surfaces of kaolinite.
Application as electrode modifier, J. of Materials Chemistry. (2009) vol. 19, no. 33, p. 5996-6003
Petyushik et al., Kompozitsionnye materialy na osnove silikatov i alyumosilikatov (Composite Materials on the Base of Silicates and Aluminum Silicates), Minsk: Belorusskaya Kniga, 2014
Microporous and Mesoporous Materials. (2015) vol. 209, p. 66-71
Ngameni et al., Nanohybrid materials from the grafting of imidazolium cations on the interlayer surfaces of kaolinite.
Application as electrode modifier, J. of Materials Chemistry. (2009) vol. 19, no. 33, p. 5996-6003
Petyushik et al., Kompozitsionnye materialy na osnove silikatov i alyumosilikatov (Composite Materials on the Base of Silicates and Aluminum Silicates), Minsk: Belorusskaya Kniga, 2014
Microporous and Mesoporous Materials. (2015) vol. 209, p. 66-71
Online since: June 2008
Authors: Zoltán Pálmai
In technologies used for machining metals, the fast deformation of materials is localized to a
relatively narrow band, where, as a result of deformation work, temperature increases nearly
adiabatically.
The material of the work piece is homogenous isotrope, the work piece and the tool are rigid, the material in the shear zone is plastic while it is flexible in the chip.
The plastic material hardens during cutting, but it softens as a result of temperature increase.
Bai: Materials Science and Technology.
Klapeczko.: International Journal of Impact Engineering Vol. 27 (2002) p. 755-769
The material of the work piece is homogenous isotrope, the work piece and the tool are rigid, the material in the shear zone is plastic while it is flexible in the chip.
The plastic material hardens during cutting, but it softens as a result of temperature increase.
Bai: Materials Science and Technology.
Klapeczko.: International Journal of Impact Engineering Vol. 27 (2002) p. 755-769
Online since: February 2011
Authors: Jie Huang, Zhao Fu Chi, Hai Guang Zhang, Yuan Yuan Liu, Qing Xi Hu
The following functions are achieved by ACCESS database through configuration software: Build vacuum casting material database by ACCESS and save the information of the materials including physical property, chemical property and craft information.
The database is convenient for users to search and choose the appropriate casting materials according to corresponding products.
The input variables are curing time, temperature, style and property of materials from ACCESS database.
[2] Y.Y.Liu, Z.F.Chi, et al.: Key Engineering Materials Vol.426-427(2010), p260
[5] Y.shi,Y.Hong and X.L.Qian:Chinese Journal of Scientific Instrument,Vol.24(2003),p337
The database is convenient for users to search and choose the appropriate casting materials according to corresponding products.
The input variables are curing time, temperature, style and property of materials from ACCESS database.
[2] Y.Y.Liu, Z.F.Chi, et al.: Key Engineering Materials Vol.426-427(2010), p260
[5] Y.shi,Y.Hong and X.L.Qian:Chinese Journal of Scientific Instrument,Vol.24(2003),p337
Online since: February 2012
Authors: Kai Liang Zhang, Guo Dong Yang, Zi Ze Liang, En Li, Ming Bo Yang
Thus, these parameters of material should be considered carefully.
Parameters of some general magnetic material are shown in Table 1.
According to Eq.1 and magnetic conductivity and saturation induction density values in Table1, (1) Saturation current of these materials could be calculated.
Bus bar current on power transmission lines is between 5 ~ 1000 A, R = 4cm, saturation currents results of these different materials is as Table 2.
Journal of Chongqing University.
Parameters of some general magnetic material are shown in Table 1.
According to Eq.1 and magnetic conductivity and saturation induction density values in Table1, (1) Saturation current of these materials could be calculated.
Bus bar current on power transmission lines is between 5 ~ 1000 A, R = 4cm, saturation currents results of these different materials is as Table 2.
Journal of Chongqing University.