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Online since: March 2013
Authors: Cai Li Zhang, Ning Li Li, Qing Yi Xiao, Ti Song, Chuang Du
Stress absorption layer construction process
Rubber powder modified asphalt as a stress-absorbing layer material can ensure good interfacial bonding[3].
The construction of the stress-absorbing layer should refer to the following steps: (a)Ensure that the quality of the materials Sprayed stress absorbing layer material should carefully check the quality of crumb rubber modified asphalt only under the premise of quality to meet the design requirements in order to begin construction.
[3] ZhaoHui Liu: Continuously reinforced concrete rigid-flexible Composite Asphalt Pavement Research:(Changsha University of Science & Technology,Changsha 2007) .
Journal of Highway and TransportationResearch, 2009 26(3):2-5.
The construction of the stress-absorbing layer should refer to the following steps: (a)Ensure that the quality of the materials Sprayed stress absorbing layer material should carefully check the quality of crumb rubber modified asphalt only under the premise of quality to meet the design requirements in order to begin construction.
[3] ZhaoHui Liu: Continuously reinforced concrete rigid-flexible Composite Asphalt Pavement Research:(Changsha University of Science & Technology,Changsha 2007) .
Journal of Highway and TransportationResearch, 2009 26(3):2-5.
Online since: December 2012
Authors: Hong Qin Liu, Xiu Lan Xin, Ya Na Wei, Yang Yu, Shao Xiang Yang
Experiment
Materials.
Other materials were used as received .
Acknowledgment This work is supported by the National Nature Science and Foundation of China (21046005).
[4] Xiuxia Wang, Guoqiao Lai, Zhigang Jiang, Yifeng Zhang: European Polymer Journal.
Other materials were used as received .
Acknowledgment This work is supported by the National Nature Science and Foundation of China (21046005).
[4] Xiuxia Wang, Guoqiao Lai, Zhigang Jiang, Yifeng Zhang: European Polymer Journal.
Online since: June 2014
Authors: Wei Dong Liu, Jian Long Xiu, Ling Hui Sun, Ying Guo
Adsorption Research of a Polymer on Oil Sands in Xinjiang Conglomerate Reservoir
GUO Ying 1, a, LIU Wei Dong 2,b XIU Jian Long 2,c and SUN Ling Hui2,d
1 Institute of Porous flow & Fluid Mechanics, University of Chinese Academy of Sciences, Langfang,Hebei, 065007,China
2 Langfang Branch of PetroChina Research Institute of Petroleum Exploration & Development, Langfang, Hebei, 065007,China
aguo82y@163.com, blwd69@petrochina.com.cn, cxiujianlong69@petrochina.com.cn, dsunlinghui69@petrochina.com.cn
Keywords: Polymer.
Experimental materials.
Journal of Hazardous Materials. 136(3):560-566 (2006) [5] Kilislioglu A, Bilgin B.
Experimental materials.
Journal of Hazardous Materials. 136(3):560-566 (2006) [5] Kilislioglu A, Bilgin B.
Online since: February 2012
Authors: Wen Guang Liu, Hong Lin He, Dong Mei Wu
Introductions
Piezoelectric linear motor (PLM) is a new concept type micro-motor, the working principle of it is to transform the vibration driven by friction of stator and slider in ultrasonic frequency band into slide liner motion using piezoelectric effect of piezoelectric materials, and it can also output power and drive loads.
Solid 45 type in 8 node hexahedral elements and solid 5 in electromechanical coupling elements are presented for meshing, the material parameters setting are as follows, brass density is 8270㎏/m3, elastic modulus is 920GPa, poisson ratio is 0.33, piezoelectricity ceramic’s type is P-51(15×5×1mm).The FEM results are displayed in Fig.3.
The solve frequency band is set from 10KHz to 50KHz,frequency calculation interval is 2KHz, stator material damping coefficient is 0.003,electric power stimulus signal maximum value is 120V.Amplitude-frequency characteristic curve of stator driving-end longitudinal vibration is showed in Fig.6.
Wallaschek: Journal of Engineering .Vol.1 (1999), p.7-12 [2] H Saigoh, M.Kawasaki, N.Maruko: Applied physics.Vol.34 (1995), p.2760-2764 [3] Y.
Zhao: Science Press.Vol.1 (2010), p.12-15, in Chinese [5] Z.Y.Yao, D.Yang, C.S.
Solid 45 type in 8 node hexahedral elements and solid 5 in electromechanical coupling elements are presented for meshing, the material parameters setting are as follows, brass density is 8270㎏/m3, elastic modulus is 920GPa, poisson ratio is 0.33, piezoelectricity ceramic’s type is P-51(15×5×1mm).The FEM results are displayed in Fig.3.
The solve frequency band is set from 10KHz to 50KHz,frequency calculation interval is 2KHz, stator material damping coefficient is 0.003,electric power stimulus signal maximum value is 120V.Amplitude-frequency characteristic curve of stator driving-end longitudinal vibration is showed in Fig.6.
Wallaschek: Journal of Engineering .Vol.1 (1999), p.7-12 [2] H Saigoh, M.Kawasaki, N.Maruko: Applied physics.Vol.34 (1995), p.2760-2764 [3] Y.
Zhao: Science Press.Vol.1 (2010), p.12-15, in Chinese [5] Z.Y.Yao, D.Yang, C.S.
Online since: September 2015
Authors: Mikhail Yu. Fershalov, Yuriy Ya. Fershalov, Timofey V. Sazonov, Andrey Yu. Fershalov, Damir I. Ibragimov
To improve the efficiency of the nozzle box is planned to conduct experimental research on the stand for a single nozzle [5], as well as involve in research methods used in other fields of science, in particular - medicine [6].
Alekseev: Control problems for the steady-state equations of magnetohydrodynamics of a viscous incompressible fluid, Journal of Applied Mechanics and Technical Physics, Vol. 44 (2003), p. 890-899
Fershalov: Calculation reactivity degree for axial low-account turbines with small emergence angles of nozzle devices, Advanced Materials Research, Vol. 915-916 (2014), p. 341-344
Sazonov: Experimental research of the nozzles, Advanced Materials Research.
Alekseev: Control problems for the steady-state equations of magnetohydrodynamics of a viscous incompressible fluid, Journal of Applied Mechanics and Technical Physics, Vol. 44 (2003), p. 890-899
Fershalov: Calculation reactivity degree for axial low-account turbines with small emergence angles of nozzle devices, Advanced Materials Research, Vol. 915-916 (2014), p. 341-344
Sazonov: Experimental research of the nozzles, Advanced Materials Research.
Online since: June 2004
Authors: C.R. Abernathy, F. Ren, Stephen J. Pearton, E. Lambers, D.O. Stodilka, B.P. Gila
Pearton
1
1
Dept. of Materials Science and Engineering, University of Florida, P.O.
Concurrently, the decomposition of the SiBr4 and the CBr4 should provide sufficient Si and C to prevent loss of stoichiometry of the SiC surface; however, work is still underway to determine if in fact this is the case. 1E-30 1E-26 1E-22 1E-18 1E-14 1E-10 1E-06 0.01 0 200 400 600 800 1000 1200 1400 Temperature [oC] Mole Fraction Br Br1O1 C1Br4 Br4Si1 Br6C2 Operating range Present work Journal Title and Volume Number (to be inserted by the publisher) 3 Fig. 3: Results of Thermocalc calculation showing the effect of CBr4/SiBr4 cleaning on the generation of gaseous oxygen-carrying species (at left) and the effect of thermal cleaning only (at right).
Kryliouk, and the Major Analytical Instrumentation Center at the University of Florida for assisting with the materials characterization.
Concurrently, the decomposition of the SiBr4 and the CBr4 should provide sufficient Si and C to prevent loss of stoichiometry of the SiC surface; however, work is still underway to determine if in fact this is the case. 1E-30 1E-26 1E-22 1E-18 1E-14 1E-10 1E-06 0.01 0 200 400 600 800 1000 1200 1400 Temperature [oC] Mole Fraction Br Br1O1 C1Br4 Br4Si1 Br6C2 Operating range Present work Journal Title and Volume Number (to be inserted by the publisher) 3 Fig. 3: Results of Thermocalc calculation showing the effect of CBr4/SiBr4 cleaning on the generation of gaseous oxygen-carrying species (at left) and the effect of thermal cleaning only (at right).
Kryliouk, and the Major Analytical Instrumentation Center at the University of Florida for assisting with the materials characterization.
Online since: June 2009
Authors: Gao Ping Wang, Dong Pyo Hong, Yong Hong, Seung Ho Hwang, Hyun Sik Kim
The glass which is a main raw material is abundant.
Acknowledgments This work was supported by the Korea Science and Engineering Foundation (KOSEF) grant funded by the Korea government (MOST) (No.
Zagrai, in: Characterization of Piezoelectric Wafer Active Sensors, Journal of intelligent material system and structures, Vol.11(2000)
[5] Victor Giurgiutiu in Lamb Wave Generation with Piezoelectric Wafer Active Sensors for Structural Health Monitoring by SPIE's 10th Annual International Symposium on Smart Structures and Materials and 8th Annual International Symposium on NDE for Health Monitoring and Diagnostics, 2-6 March 2002, San Diego, CA. p.5056 [6] V.Giurgiutiu, J.Bao and W.Zhao in Piezoelectric Wafer Active Sensor Embedded Ultrasonics in Beams and Plate by 2003 Society for Experimental Mechanics, Vol. 43( 2003).
Acknowledgments This work was supported by the Korea Science and Engineering Foundation (KOSEF) grant funded by the Korea government (MOST) (No.
Zagrai, in: Characterization of Piezoelectric Wafer Active Sensors, Journal of intelligent material system and structures, Vol.11(2000)
[5] Victor Giurgiutiu in Lamb Wave Generation with Piezoelectric Wafer Active Sensors for Structural Health Monitoring by SPIE's 10th Annual International Symposium on Smart Structures and Materials and 8th Annual International Symposium on NDE for Health Monitoring and Diagnostics, 2-6 March 2002, San Diego, CA. p.5056 [6] V.Giurgiutiu, J.Bao and W.Zhao in Piezoelectric Wafer Active Sensor Embedded Ultrasonics in Beams and Plate by 2003 Society for Experimental Mechanics, Vol. 43( 2003).
Online since: February 2011
Authors: Yi Tan, Lei Zhang, Jia Yan Li, Hao Yang Wang, Fu Min Xu
Effect of heating treatment on the resistivity of polycrystalline silicon
Lei Zhang 1,2,a, Jiayan Li1,2,b ,Haoyang Wang1,2, Fumin Xu, Yi Tan1,2,*
1School of Materials Science and Engineering, Dalian University of Technology, Dalian 116024
2Key Laboratory for Solar Energy Photovoltaic of Liaoning Province, Dalian 116024
azhanglei85314@yahoo.com.cn, blijiayn@dlut.edu.cn, *tanyi@dlut.edu.cn
Keywords: heating treatment, resistivity, polycrystalline silicon
Abstract: Effect of heat treatment in atmosphere on the resistivity of polycrystalline silicon has been investigated in this paper.
Conclusion The heating treatment causes a great effect on the resistivity of ploysilicon in special condition, but not all ploysilicon materials.
Itoh, M Uematsu: Japanese Journal of Applied Physics.
Conclusion The heating treatment causes a great effect on the resistivity of ploysilicon in special condition, but not all ploysilicon materials.
Itoh, M Uematsu: Japanese Journal of Applied Physics.
Online since: December 2011
Authors: A Man Zhang, Guang Jun Liu, Jian Zhang, Xiao Jiao Yu, Bing Hua Yao, Jie Zhao
Preparation and Characterization of Cu2O thin Films by electrodeposition
YU XiaoJiao 1,a, ZHANG AMan1,b, ZHANG Jian 1,c, ZHAO Jie1,d,
YAO BingHua1,e, LIU GuangJun1,f
1Faculty of Sciences, Xi’an University of Technology, Xi’an710048, China.
Introduction As energy crisis and the traditional energy of the serious pollution for environment, the development of renewable clean energy become one of the important strategy problem in the world.Solar energy is inexhaustible as clean energy, in the sum of the global energy consumption every year,only equivalent of the sun projects onto the surface of the earth in 40 minutes,therefore,the use of semiconductor materials make solar power is directly converted to electrical energy which become a hot topic.Cu2O is a non-toxic,low cost,and forbidden band width is about 1.9 eV,has a higher theoretical solar cell using efficiency (9%-11%).Cu2O is a great potential applications for solar cell semiconductor materials[1],Cu2O film can be preparation by electrodeposition[2],sol-gel[3],magnetron sputtering[4] and so on.
References [1]Kano:solra cells,25(1988),p.265 [2]L.D.R.D.Perera,W.Sirpal and K.T.L.Desilva:J.Natn.Sci.Coun.Sri Lanka,24(1996),p.299 [3] Lidia Armelao,Davide Barreca, Manuel Bertapelle:Thin Solid Films,442(2003),p.48 [4] Hailing Zhu,Junying Zhang,Chunzhi Li:Thin Solid Films,519(2009),p.5700 [5] NianJ.N, Hu C.C,Teng H:International Journal of Hydrogen Energy,33(2008),p.2897
Introduction As energy crisis and the traditional energy of the serious pollution for environment, the development of renewable clean energy become one of the important strategy problem in the world.Solar energy is inexhaustible as clean energy, in the sum of the global energy consumption every year,only equivalent of the sun projects onto the surface of the earth in 40 minutes,therefore,the use of semiconductor materials make solar power is directly converted to electrical energy which become a hot topic.Cu2O is a non-toxic,low cost,and forbidden band width is about 1.9 eV,has a higher theoretical solar cell using efficiency (9%-11%).Cu2O is a great potential applications for solar cell semiconductor materials[1],Cu2O film can be preparation by electrodeposition[2],sol-gel[3],magnetron sputtering[4] and so on.
References [1]Kano:solra cells,25(1988),p.265 [2]L.D.R.D.Perera,W.Sirpal and K.T.L.Desilva:J.Natn.Sci.Coun.Sri Lanka,24(1996),p.299 [3] Lidia Armelao,Davide Barreca, Manuel Bertapelle:Thin Solid Films,442(2003),p.48 [4] Hailing Zhu,Junying Zhang,Chunzhi Li:Thin Solid Films,519(2009),p.5700 [5] NianJ.N, Hu C.C,Teng H:International Journal of Hydrogen Energy,33(2008),p.2897
Online since: January 2005
Authors: Hui Xu, Jiansen Ni, Zhen Wang, Yi Seng Wu, Bangxin Zhou, Ying Li, Xueling Hou
Study on Two-Phase Nanocrystalline Nd2Fe14B/ α-Fe Bonded Magnet
Ni Jiansen
1, a
, Wang Zhen
1
, Xu Hui1 , Wu Yiseng
1,
Zhou Bangxin
1, Hou Xueling
1, Li Ying
1
1
Institute of Materials, Shanghai University, Research Center of Nano-Science & Nano-Technology,
Shanghai University, Shanghai 200072, China
a
nijiansen@163.com
Key words: rare earths, Nd-Fe-B, bonded magnet, two-phase nanocrystalline
Abstract.
Alloying is one of the most useful ways to improve the microstructure of the materials and therefore increase the properties of the magnets.
Vol.26-5 (1990), p.1963~1965 [3] Ni Jiansen, Xu Hui, Zhu Mingyuan, et al: Journal of Rare Earths Vol.21 (2003), p.401 [4] Chang W C, Wu S H, Ma B M, et al: J.
Alloying is one of the most useful ways to improve the microstructure of the materials and therefore increase the properties of the magnets.
Vol.26-5 (1990), p.1963~1965 [3] Ni Jiansen, Xu Hui, Zhu Mingyuan, et al: Journal of Rare Earths Vol.21 (2003), p.401 [4] Chang W C, Wu S H, Ma B M, et al: J.