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Online since: February 2011
Authors: Chang Lin He, Si Rong Zhu, Xiao Yu Zhang
Introduction
Sensor materials and monitoring technology have developed rapidly in recent years.
Acknowledgements This work is supported by the Project of National Natural Science Foundation of China (No.50878169) and the Fundamental Research Funds for the Central Universities (No. 2010-la-002).
Chung: Carbon, Vol. 45 (8) ( 2007), p. 1606 [2] Zhang, Xiao Yu; Li, Zhuo Qiu; Song, Xian Hui; Lv, Yong: Key Engineering Materials, Vol. 326-328 (II) (2006), p. 1451 [3] Sirong Zhu, Zhuoqiu Li, Xianhui Song, D.D.L.
Chung: Construction and Building Materials, Vol. 21 (3) (2007), p. 621 [4] Zhu Sirong, Zheng Huasheng, Li Zhuoqiu, “Two-dimensional Strain Sensitivity of Epoxy-matrix Carbon Fiber Smart Layer,” Fourth International Conference on Experimental Mechanics, Proceedings of SPIE Vol. 7522, 752260 (2010)
[6] Xu Dong-liang,Li Zhuo-qiu, Song Xian-hui,Lv Yong: Journal of Southwest Jiaotong University(English Edition).
Acknowledgements This work is supported by the Project of National Natural Science Foundation of China (No.50878169) and the Fundamental Research Funds for the Central Universities (No. 2010-la-002).
Chung: Carbon, Vol. 45 (8) ( 2007), p. 1606 [2] Zhang, Xiao Yu; Li, Zhuo Qiu; Song, Xian Hui; Lv, Yong: Key Engineering Materials, Vol. 326-328 (II) (2006), p. 1451 [3] Sirong Zhu, Zhuoqiu Li, Xianhui Song, D.D.L.
Chung: Construction and Building Materials, Vol. 21 (3) (2007), p. 621 [4] Zhu Sirong, Zheng Huasheng, Li Zhuoqiu, “Two-dimensional Strain Sensitivity of Epoxy-matrix Carbon Fiber Smart Layer,” Fourth International Conference on Experimental Mechanics, Proceedings of SPIE Vol. 7522, 752260 (2010)
[6] Xu Dong-liang,Li Zhuo-qiu, Song Xian-hui,Lv Yong: Journal of Southwest Jiaotong University(English Edition).
Online since: October 2011
Authors: T.Y. Tiong, M.M. Salleh, Majlis B. Yeop, M. Yahaya, Chang Fu Dee
The source material was a mixture of 99.9 % purified ZnO powder (Sigma Aldreich < 1 micron) and 99.9 % purified graphite powder (Sigma Aldreich < 149 micron) in a ratio of 1:1.
ZnO NWs Si-ZnO NWs Fig. 4 Butane sensing of ZnO NWs with and without p-n junction Generally, for metal oxide materials, surface defects are acting as O2 absorption sites.
By referring to the experiment above, we might conclude that the used of this p-n junction structure can improve the sensing ability of metal oxide sensing materials.
Materials Science Forum, 663-665, (2010), p.563-567 [16] T.Y.
Journal of Microengineering and Nanoelectronics Vol. 1 (2010), p.25-28
ZnO NWs Si-ZnO NWs Fig. 4 Butane sensing of ZnO NWs with and without p-n junction Generally, for metal oxide materials, surface defects are acting as O2 absorption sites.
By referring to the experiment above, we might conclude that the used of this p-n junction structure can improve the sensing ability of metal oxide sensing materials.
Materials Science Forum, 663-665, (2010), p.563-567 [16] T.Y.
Journal of Microengineering and Nanoelectronics Vol. 1 (2010), p.25-28
Online since: September 2003
Authors: Yu.A. Vodakov, M.S. Ramm, A.D. Roenkov, A.S. Segal, E.N. Mokhov, S.Yu. Karpov, Heikki Helava, Yu.A. Makarov
Introduction
Aluminum nitride is a promising substrate material for high-power electronics and ultra-violet
optoelectronics.
Journal Title and Volume Number (to be inserted by the publisher) 3 distribution in the powder (referred to in Fig. 4 as optimal conditions) is favorable for stable long-term source operation.
The material quality can be improved by growing sufficiently long (~3-5 mm) crystals.
Makarov: Materials Science Forum Vol. 353-356 (2001) p.57
Shur: Properties of Advanced Semiconductor Materials: GaN, AlN, InN, BN, SiC, and SiGe (John Wiley and Sons, NY 2001)
Journal Title and Volume Number (to be inserted by the publisher) 3 distribution in the powder (referred to in Fig. 4 as optimal conditions) is favorable for stable long-term source operation.
The material quality can be improved by growing sufficiently long (~3-5 mm) crystals.
Makarov: Materials Science Forum Vol. 353-356 (2001) p.57
Shur: Properties of Advanced Semiconductor Materials: GaN, AlN, InN, BN, SiC, and SiGe (John Wiley and Sons, NY 2001)
Online since: December 2012
Authors: Shu Fa Chen, Li Ya Hou, Shi Ping Zhang
Precision Seeding Experiment
Experiment Materials , Parameters and Conditions. (1)Experimental material Tomato, tobacco ( pelleted) , wheat , rice, cotton, canola and other crop seeds were selected for seeding test
From analysis, this is the result from the common effect by hysteresis characteristics of piezoelectric heap and mechanical damp force with vibration frequency changes. ②Vibration intensity(, g is the acceleration of gravity) [2] defined the interaction between vibration system and materials, it was comprehensive evaluation of inherent nature of vibration system performance.
Jiangsu: Jiangsu University of Science and Technology, 1998
Piezoelectric vibration[M].Beijing; Science Press, 1989
Journal of Jilin University: Engineering and Technology Edition [J] , 2008, 38(3): 552~556.
From analysis, this is the result from the common effect by hysteresis characteristics of piezoelectric heap and mechanical damp force with vibration frequency changes. ②Vibration intensity(, g is the acceleration of gravity) [2] defined the interaction between vibration system and materials, it was comprehensive evaluation of inherent nature of vibration system performance.
Jiangsu: Jiangsu University of Science and Technology, 1998
Piezoelectric vibration[M].Beijing; Science Press, 1989
Journal of Jilin University: Engineering and Technology Edition [J] , 2008, 38(3): 552~556.
Online since: July 2014
Authors: Guo Wen Yao, Dong Xia Jiang, Li Zhong
In specimen 4, the threshold was achieved and the corrosion materials wedge into crack tips.
Yang: Synthetic Materials Aging and Application Vol. 39(2010), p.43
Liu: Journal of Tongji University (Natural Science) Vol. 36(2008), p. 911
Shi et al: Corrosion Science and Protection Technology Vol. 23(2011), p.65
[5] Suzumura Keita: Materials in Civil Engineering Vol. 16 (2004), p.1
Yang: Synthetic Materials Aging and Application Vol. 39(2010), p.43
Liu: Journal of Tongji University (Natural Science) Vol. 36(2008), p. 911
Shi et al: Corrosion Science and Protection Technology Vol. 23(2011), p.65
[5] Suzumura Keita: Materials in Civil Engineering Vol. 16 (2004), p.1
Online since: July 2005
Authors: Ming Bo Yang, Jing Zhang, Fu Sheng Pan, Jin Zhang
An Analysis of the Development and Applications of Current and New
Mg-Al Based Elevated Temperature Magnesium Alloys
Mingbo Yang
1,a
, Fusheng Pan
2,b, Jing Zhang
1,c
, Jin Zhang
3
1
College of Materials Science and Engineering, Chongqing University, Chongqing400044,
P.R.China
2
Chongqing Engineering Research Center for Magnesium Alloys, Chongqing University,
Chongqing 400044, P.R.China
3
Chongqing Institute of Technology, Chongqing400050, P.R.China
a
ymbzcl@sohu.com, b
fspan@cqu.edu.cn, czhangjing@cqu.edu.cn
Keywords: Mg-Al based elevated temperature magnesium alloys, creep resistance, applications
Abstract.
Materials system of Mg-Al based elevated temperature magnesium alloys In the past decade, the research on the Mg-Al based elevated temperature magnesium alloys has focused mainly on two aspects, the improvement of high temperature performance for AZ(Mg-Al-Zn) series and the development of new types of elevated temperature magnesium alloys.
Main problems of restricting broad application of AE series alloys are poor castability and high material costs.
For example, the number of available Mg-Al based elevated temperature magnesium alloys is very limited, and these alloys developed suffer from inferior diecastability or have disadvantages in terms of marginal performance improvement and high materials costs.
Vol.A308(2001), P.38 [10] Y.S.Sun, K.Z.Wen and G.Y.Yuan: The Chinese Journal of Nonferrous Metals.Vol.9(1999), p.55
Materials system of Mg-Al based elevated temperature magnesium alloys In the past decade, the research on the Mg-Al based elevated temperature magnesium alloys has focused mainly on two aspects, the improvement of high temperature performance for AZ(Mg-Al-Zn) series and the development of new types of elevated temperature magnesium alloys.
Main problems of restricting broad application of AE series alloys are poor castability and high material costs.
For example, the number of available Mg-Al based elevated temperature magnesium alloys is very limited, and these alloys developed suffer from inferior diecastability or have disadvantages in terms of marginal performance improvement and high materials costs.
Vol.A308(2001), P.38 [10] Y.S.Sun, K.Z.Wen and G.Y.Yuan: The Chinese Journal of Nonferrous Metals.Vol.9(1999), p.55
Online since: July 2016
Authors: Arkadiusz Rzeczycki, Bogusz Wiśnicki
The material used for the calculations is characterized by parameters: Young’s modulus – E=210000 Mpa, Poisson's ratio – ν=0.3, yield Y=400 MPa.
The future research the study will cover the scope as follows: - different intermodal loading units, including ISO and non-ISO containers as well as swap bodies; - different external parameters of the loading units, e.g. from 20‘ up to 45‘ at length and up to 2500 mm at width; - differences in loading units‘ structure, in particular taking into consideration the different materials used, - analysis of external forces of static and dynamic nature, including heavy sea impacts during ocean voyages, - analysis of up-to day technologies of stowing and securing heavy loads in intermodal units.
Imai, Multi-objective simultaneous stowage and load planning for a container ship with container rehandle in yard stacks, European Journal of Operational Research Vol. 171, No. 2 (2006) 373–389
Chmiel, Resistance of plate shipbuilding steels to cavitation-erosion and fatigue fracture, Materials Science, Vol. 50, No. 5 (2015) 736-739
Trojanowski, Degradation of steels in the hulls of river ships, Materials Science, Vol. 43, No. 3 (2007) 434-438.
The future research the study will cover the scope as follows: - different intermodal loading units, including ISO and non-ISO containers as well as swap bodies; - different external parameters of the loading units, e.g. from 20‘ up to 45‘ at length and up to 2500 mm at width; - differences in loading units‘ structure, in particular taking into consideration the different materials used, - analysis of external forces of static and dynamic nature, including heavy sea impacts during ocean voyages, - analysis of up-to day technologies of stowing and securing heavy loads in intermodal units.
Imai, Multi-objective simultaneous stowage and load planning for a container ship with container rehandle in yard stacks, European Journal of Operational Research Vol. 171, No. 2 (2006) 373–389
Chmiel, Resistance of plate shipbuilding steels to cavitation-erosion and fatigue fracture, Materials Science, Vol. 50, No. 5 (2015) 736-739
Trojanowski, Degradation of steels in the hulls of river ships, Materials Science, Vol. 43, No. 3 (2007) 434-438.
Online since: March 2016
Authors: Yue Cheng, Xiao Feng Fan
Preparation of Nano-MnO2 and Adsorption of Reactive Brilliant Blue
Xiaofeng Fana and Yue Chengb
School of Materials Science and Engineering, Jingdezhen Ceramic Institute, Jingdezhen 333403, Jiangxi Province, China
a1094796061@qq.com, bcy_jci@163.com
Keywords: MnO2 nanoparticles, KMnO4, One-step redox, Reactive brilliant rule.
Acknowledgements This work has been funded by the Key Project for Science and Technology of Jiangxi Provincial Education Department, China (No.
Methylene blue adsorption by algal biomass based materials: Biosorbents characterization and process behavior [J].Journal of Hazardous Materials, 2007,147:120-132
Li, Electrocatalysis in microbial fuel cells-from electrode material to direct electrochemistry, Energy Environ.
Acknowledgements This work has been funded by the Key Project for Science and Technology of Jiangxi Provincial Education Department, China (No.
Methylene blue adsorption by algal biomass based materials: Biosorbents characterization and process behavior [J].Journal of Hazardous Materials, 2007,147:120-132
Li, Electrocatalysis in microbial fuel cells-from electrode material to direct electrochemistry, Energy Environ.
Online since: August 2016
Authors: Marco Valente, Gabriele Milani, Rafael Shehu
Geometrical (P-Δ effects) and material non-linearities (an isotropic smeared crack “concrete” model is assumed to simulate masonry material behavior) are considered in the numerical analyses.
Valente, Safety assessment of historical masonry churches based on pre-assigned kinematic limit analysis, FE limit and pushover analyses. 10th International Conference of computational methods in sciences and engineering, 4-7 April, Athens, Greece.
Venturini, Safety Assessment of Four Masonry Churches by a Plate and Shell FE Nonlinear Approach, Journal of Performance of Constructed Facilities. 27 (2013) 27-42
Milani, Seismic assessment of historical masonry towers by means of simplified approaches and standard FEM, Construction and Building Materials. 108 (2016) 74-104
Valente, Seismic performance assessment of a non-ductile RC building retrofitted by steel bracing or fiber-reinforced polymers, Applied Mechanics and Materials. 234 (2012) 84-89 [15] G.
Valente, Safety assessment of historical masonry churches based on pre-assigned kinematic limit analysis, FE limit and pushover analyses. 10th International Conference of computational methods in sciences and engineering, 4-7 April, Athens, Greece.
Venturini, Safety Assessment of Four Masonry Churches by a Plate and Shell FE Nonlinear Approach, Journal of Performance of Constructed Facilities. 27 (2013) 27-42
Milani, Seismic assessment of historical masonry towers by means of simplified approaches and standard FEM, Construction and Building Materials. 108 (2016) 74-104
Valente, Seismic performance assessment of a non-ductile RC building retrofitted by steel bracing or fiber-reinforced polymers, Applied Mechanics and Materials. 234 (2012) 84-89 [15] G.
Online since: December 2010
Authors: S.B. Shrivastava, Aman Deep Acharya, R. Sharma
Thus, ion irradiated polymers are widely used to modify surface properties of polymers for developing functional materials.
The different physical properties of the polymers depend on the size and concentration of free volume holes In order to modify surface properties of the polymers, ion irradiation is widely used for developing functional materials [1].
We have, therefore discussed the motion of the positrons in a polymeric material by using the one dimensional diffusion equation.
Which is the characteristic of annihilation in bulk material. 4.
T., Hamada, E., Kobayashi, Kondo, K., Santarovich, V.P., Ito Y., Materials Research Innovations, 7 (2003) 37 [13] Bartos J., Free volume microstructure of amorphous polymers of glass transition temperatures from positron annihilation spectroscopy data, Colloid and Polymer Science, 274 (1996) 14
The different physical properties of the polymers depend on the size and concentration of free volume holes In order to modify surface properties of the polymers, ion irradiation is widely used for developing functional materials [1].
We have, therefore discussed the motion of the positrons in a polymeric material by using the one dimensional diffusion equation.
Which is the characteristic of annihilation in bulk material. 4.
T., Hamada, E., Kobayashi, Kondo, K., Santarovich, V.P., Ito Y., Materials Research Innovations, 7 (2003) 37 [13] Bartos J., Free volume microstructure of amorphous polymers of glass transition temperatures from positron annihilation spectroscopy data, Colloid and Polymer Science, 274 (1996) 14