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Online since: May 2007
Authors: Xi Shu Wang, Jing Hong Fan
MATERIALS AND EXPERIMENTAL METHODS
The nominal compositions of cast AM50 alloy used in this study are the same as above mentioned in
reference [3,7].
Materials Science and Engineering A Vol. 302(2001), p.37 [2] D.L.
Engineering Materials and Technology Vol.115 (1993), p.391 [3] X.S.
Gokhale: Materials Characterization Vol. 46 (2001), p419 [6] A.M.
Fan: Journal of Materials Science Vol. 39(7) (2004), p2617 t/f σ Open state for crack Closed state for crack (a) σmax=120 MPa, at 25 °C (b) σmax=140 MPa, at 25 °C Figs. 3 The typical differences of fatigue crack propagation at different states.
Materials Science and Engineering A Vol. 302(2001), p.37 [2] D.L.
Engineering Materials and Technology Vol.115 (1993), p.391 [3] X.S.
Gokhale: Materials Characterization Vol. 46 (2001), p419 [6] A.M.
Fan: Journal of Materials Science Vol. 39(7) (2004), p2617 t/f σ Open state for crack Closed state for crack (a) σmax=120 MPa, at 25 °C (b) σmax=140 MPa, at 25 °C Figs. 3 The typical differences of fatigue crack propagation at different states.
Online since: May 2011
Authors: Chao Dang, Yu Ding, Zun Lan Cheng, Na Na Chu
Typically, the materials constructing the dam are uniform, especially for natural dams, grain sizes may range from clays of smaller than millimeter to boulders of dozens of meters.
What’s more, these formulations seem not so rational, as most of the bed-load transportation formula result from laboratory tests or alluvial channels, in which the grains sizes are relatively small in comparison to those materials building the natural dams.
The simulation based on the principles of hydraulics, sediment transport, dam materials, and geometric consideration.
Evans: Canadian Geotechnical Journal, vol. 23(1986), p53
Xie: Shandong Science & technology Press,1995, p136.
What’s more, these formulations seem not so rational, as most of the bed-load transportation formula result from laboratory tests or alluvial channels, in which the grains sizes are relatively small in comparison to those materials building the natural dams.
The simulation based on the principles of hydraulics, sediment transport, dam materials, and geometric consideration.
Evans: Canadian Geotechnical Journal, vol. 23(1986), p53
Xie: Shandong Science & technology Press,1995, p136.
Online since: December 2012
Authors: Fabio de Angelis, Donato Cancellara
[13] De Angelis, F., Multifield potentials and derivation of extremum principles in rate plasticity, Materials Science Forum, Vol. 539-543, pp. 2625-2630, (2007)
[17] De Angelis, F., Computational issues in rate dependent plasticity models, Advanced Materials Research, Vol. 566, pp. 70-77, (2012)
[18] De Angelis, F., Computational aspects in the elasto/viscoplastic material behavior of solids, Advanced Materials Research, Vol. 567, pp. 192-199, (2012)
[19] De Angelis, F., Numerical algorithms for J2 viscoplastic models, Advanced Materials Research, Vol. 567, pp. 267-274, (2012)
[21] De Angelis, F., Cancellara, D., Implications due to different loading programs in inelastic materials, Advanced Material Research, Vol. 422, pp. 726-733, (2012)
[17] De Angelis, F., Computational issues in rate dependent plasticity models, Advanced Materials Research, Vol. 566, pp. 70-77, (2012)
[18] De Angelis, F., Computational aspects in the elasto/viscoplastic material behavior of solids, Advanced Materials Research, Vol. 567, pp. 192-199, (2012)
[19] De Angelis, F., Numerical algorithms for J2 viscoplastic models, Advanced Materials Research, Vol. 567, pp. 267-274, (2012)
[21] De Angelis, F., Cancellara, D., Implications due to different loading programs in inelastic materials, Advanced Material Research, Vol. 422, pp. 726-733, (2012)
Online since: January 2013
Authors: Wen Yi, Chang Zi Qu, Yong He Wang, Zi Xin Xie
The materials of lime and cement improved soil were readied in compaction method and the specimens were stored 7 days or 28 days, then dried and crushed.
References [1] Chen Hongjiang, Cui Guanying,The mechanical parameters of probability statistics analysis of granite improved soil,Journal of Huazhong University of Science and Technology, 5 (2001) 95-97
[3] Chen Jian,The wind defining in the granite eluvial soil, weathered and strong weathering in geotechnical prospecting, Science and Technology Wind, 12 (2009)
References [1] Chen Hongjiang, Cui Guanying,The mechanical parameters of probability statistics analysis of granite improved soil,Journal of Huazhong University of Science and Technology, 5 (2001) 95-97
[3] Chen Jian,The wind defining in the granite eluvial soil, weathered and strong weathering in geotechnical prospecting, Science and Technology Wind, 12 (2009)
Online since: September 2013
Authors: Hui Jin, Cheng Wei Li, Yi Yong Wang
Synthesis and Characterization of a Novel Aramid
Fiber Liquid Crystalline Polymer
Hui JIN1, a, Yi-Yong Wang1,b, Cheng-Wei Li1,c
School of Materials and metallurgy, University of Science and Technology Liaoning,
Anshan 114051, the People’s Republic of China
ahui313@163.com, bwangyiyongfly@163.com, c LCWEI99@163.com
Keywords: List Aramid fibers, liquid crystalline polymer, surface grafted modification, interfacial polymerization.
L Jeng:European Polymer Journal Vol 38 (2002) , p. 79
Lovell:Composites Science and Technology Vol 62 (2002) , p. 153
L Jeng:European Polymer Journal Vol 38 (2002) , p. 79
Lovell:Composites Science and Technology Vol 62 (2002) , p. 153
Online since: February 2014
Authors: Guo Dong Wang, Bao Chu Yu
In the ANSYS, nonlinear spring element combin39 in the interface of two materials is set along the X axis of the spring element to simulate the interface slip, coupling degrees of freedom of y and z axis.
GZ1106) and the Nature Science Foundation of Liaoning Province (Project No. 2011010082).
Pan, Anders Gustafsson, Exact dynamic analysis of composite beams with partial interaction[J], International Journal of Mechanical Sciences, 2009.51(2009): 562- 582
GZ1106) and the Nature Science Foundation of Liaoning Province (Project No. 2011010082).
Pan, Anders Gustafsson, Exact dynamic analysis of composite beams with partial interaction[J], International Journal of Mechanical Sciences, 2009.51(2009): 562- 582
Online since: November 2013
Authors: Pornpibunsompop Tosapolporn
Consequently, precipitation and material degradation are closely related and need more detailed investigation in the future.
International Journal of Electrochemical Science, Vol. 7, 2012, pp. 9465 – 9477
[3] J.W.Fu et al: Microstructure evolution in AISI 304 stainless steel during near rapid directional solidification, Material Science and Technology, Vol. 25, 2009, pp.1013-1016.
International Journal of Electrochemical Science, Vol. 7, 2012, pp. 9465 – 9477
[3] J.W.Fu et al: Microstructure evolution in AISI 304 stainless steel during near rapid directional solidification, Material Science and Technology, Vol. 25, 2009, pp.1013-1016.
Online since: July 2014
Authors: Li Ping Ge, Wen Song
Two Conclusions of Points Produced by Incremental Sub-gradient Method for the Non-differentiable Optimal Problem in Hilbert Space
Liping Ge1, a, Wen Song2, b
1Department of Mathematics,Heihe College, Heihe,Heilongjiang 164300
2Department of Mathematical Science, Harbin Nomal College,Harbin,Heilongjiang150025
ahappy19781020@sina.com.cn, bsong@hrbnu.edu.cn
Key words: Hilbert space, Non-differentiable Optimal Problem, Incremental Sub-gradient Method
Abstract:The paper mainly research incremental sub-gradient method for the non-differentiable optimal problem in Hilbert space.
[12]P.Zhang and W.Song:Journal of mathematics ,Vol3(2009)
Song:2014 International Conference on Materials Science and Computational Engineering,May, Qingdao,926-930(2014)m.p.3713-3716.
[12]P.Zhang and W.Song:Journal of mathematics ,Vol3(2009)
Song:2014 International Conference on Materials Science and Computational Engineering,May, Qingdao,926-930(2014)m.p.3713-3716.
Online since: August 2013
Authors: Xian Rong Qin, Qing Zhang, Ying Hua Liu, Yuan Yuan Liu, Yuan Tao Sun
Acknowledgement
This research was supported by the National Natural Science Foundation of China (Project: 50975207,51075304 and 51205292) and the Fundamental Research Funds for the Central Universities of China (Project: 20113145 and 20112548).
International Journal of Mechanical Sciences. 46 (2004) .p.1245–1266 [2] Qingdun Zeng, in: Modal Finite Element Analysis of Reconstructive Structure for Gantry Crane on the Basis of ANSYS and Dynamic Stiffness, Applied Mechanics and Materials, Vol. 164 (2012). p. 456-459
International Journal of Mechanical Sciences. 46 (2004) .p.1245–1266 [2] Qingdun Zeng, in: Modal Finite Element Analysis of Reconstructive Structure for Gantry Crane on the Basis of ANSYS and Dynamic Stiffness, Applied Mechanics and Materials, Vol. 164 (2012). p. 456-459
Online since: October 2013
Authors: Wan Hu Jong, Myungjang Hee
However, H-beam connection behavior is depends on many parameters, for example, geometry, material, etc.
Fig. 1 The geometric dimension of the panel zone Determine material properties (12) (13) (14) (15) (16) (17) (18) Where, is elastic modulus of the steel, is the yield stress of the A.572-Gr.50 steel, is poisson’s ration of the steel, is the friction coefficient at the interface, is the strain hardening factor of the steel, is the confined compressive concrete stress including the strengthened diaphragms, is the elastic modulus of the concrete.
Table 1 Panel Zone Strength Yield Strength Shear Stiffness Ultimate Shear Strength 1758 kips 6.82 · 105 kip/rad 1866 kips ☞ 1 inch =25mm Acknowledgments This research was supported by Basic Science Research Program through the National Research Foundation of Korea (NRF) funded by the Ministry of Education, Science and Technology (Grant No. 2012R1A1A1041521).
[2] KJ Shin, YJ Kim, YS Oh, TS Moon: Hysteresis behavior of CFT column to H-beam connections with external T-stiffeners and penetrated elements, Engineering Structure., Vol. 23, No. 9, (2001), p.1194 [3] KJ Shin, YJ Kim, YS Oh, TS Moon: Behavior of welded CFT column to H-beam connections with external stiffeners, Engineering Structure ., Vol. 26, No. 11 (2004), p. 971 [4] LY Wu, LL Chung, SF Tsai, GL Huang: Seismic behavior of bidirectional bolted connections for CFT columns and H-beams, Engineering Structure., Vol. 29 (2007), p. 395 [5] LY Wu, LL Chung, SF Tsai, GL Huang: Numerical study on seismic behavior of H-beams with wing plates for bolted beam-column connections, Journal of Constructional Steel Research., Vol. 65 (2009), p. 97
Fig. 1 The geometric dimension of the panel zone Determine material properties (12) (13) (14) (15) (16) (17) (18) Where, is elastic modulus of the steel, is the yield stress of the A.572-Gr.50 steel, is poisson’s ration of the steel, is the friction coefficient at the interface, is the strain hardening factor of the steel, is the confined compressive concrete stress including the strengthened diaphragms, is the elastic modulus of the concrete.
Table 1 Panel Zone Strength Yield Strength Shear Stiffness Ultimate Shear Strength 1758 kips 6.82 · 105 kip/rad 1866 kips ☞ 1 inch =25mm Acknowledgments This research was supported by Basic Science Research Program through the National Research Foundation of Korea (NRF) funded by the Ministry of Education, Science and Technology (Grant No. 2012R1A1A1041521).
[2] KJ Shin, YJ Kim, YS Oh, TS Moon: Hysteresis behavior of CFT column to H-beam connections with external T-stiffeners and penetrated elements, Engineering Structure., Vol. 23, No. 9, (2001), p.1194 [3] KJ Shin, YJ Kim, YS Oh, TS Moon: Behavior of welded CFT column to H-beam connections with external stiffeners, Engineering Structure ., Vol. 26, No. 11 (2004), p. 971 [4] LY Wu, LL Chung, SF Tsai, GL Huang: Seismic behavior of bidirectional bolted connections for CFT columns and H-beams, Engineering Structure., Vol. 29 (2007), p. 395 [5] LY Wu, LL Chung, SF Tsai, GL Huang: Numerical study on seismic behavior of H-beams with wing plates for bolted beam-column connections, Journal of Constructional Steel Research., Vol. 65 (2009), p. 97