Search results

The total investment in inventories is enormous, and the control of capital tied up in raw material, work-in-progress, and finished goods offers a very important potential for improvement.
Management Science, Vol.49(2003), p.1168-1179
Journal of Economics, Vol.75(2002),p.137-160
Journal of Macroeconomics, Vol.22(2000),p. 491-514.

Synthesis of Li0.8Zn1.1PO4 and Its Selectivity to Li+ Exchange Jinhe Jiang MicroScale Science Institute , Department of Chemistry and Chemical Engineering ,Weifang University, Weifang, 261061,China Corresponding author.
The experimental results have proved that the inorganic material has good selectivity and higher capacity of exchange for Li+ in the solution removed Li+.
Rare Metal, 2007,26(6),121 [2] Y.F.Liu, Kenta Ooi: Inoranic ion exchanger with ion-memery ability, J.Ion Exchange and Adsorption. 1994,10(3),246 [3] D.Q.Dong, J.Zhong, D.L.Liu, Y.F.Liu: LiCu0.5Mn1.5O4 synthesis and Li+ extraction/reaction with it in the aqueous phase, J.China Journal of Applied Chemistry . 1998,15(3),11 [4] Zhong h..
Prpperty of H2TiO3 type ion-exchangers and extraction of lithium from brine of natural gas wells J.Chinese Journal of Applied Chemistry.2000,17(3),307

Study of an Inorganic Ion Exchanger AlTi(PO4)2.3333 JinHe Jiang MicroScale Science Institute , Department of Chemistry and Chemical Engineering ,Weifang University, Weifang, 261061,China Corresponding author.
Introduction Lithium and its compounds are widely used in ceramics, medicine, air conditioning, catalysts, high-energy lithium battery and light aluminum alloy, etc., especially for the thermonuclear reaction, lithium is the essential raw material[1-2].
Rare Metal, 2007,26(6),121 [2] Y.F.Liu, Kenta Ooi: Inoranic ion exchanger with ion-memery ability, J.Ion Exchange and Adsorption. 1994,10(3),246 [3] D.Q.Dong, J.Zhong, D.L.Liu, Y.F.Liu: LiCu0.5Mn1.5O4 synthesis and Li+ extraction/reaction with it in the aqueous phase, J.China Journal of Applied Chemistry . 1998,15(3),11 [4] Zhong h..
Prpperty of H2TiO3 type ion-exchangers and extraction of lithium from brine of natural gas wells J.Chinese Journal of Applied Chemistry.2000,17(3),307

Beijing: china material publishing house, (2005), in Chinese
[5] Zhang Ping, construction on prediction of model of part trough put based on system dynamics, journal of wuhan university of technology(transportation science﹠ engineering), (2006.12), in Chinese [6] HE Jie, System Dynamics Model on Harmonious Development between Highway Overloading Transportation Management and Economy [ J ], Journal of Transportation Systems Engineering and Information Technology, (2006.10), in Chinese

Selecting single optimal excitation position for spatial truss structure’s damage detection based on euclidean distance Jingjing Yan, Limei Zhang, Weiran Liu, Shoujun Du, Meng Fan School of Civil Engineering, Hebei University of Science and Technology, Shijiazhuang, Hebei, 050018, China yanyi_jing@163.com, zhanglimei168@126.com Keywords: Modal Identification, Euclidean Distance, Single Optimal Excitation Position Abstract.
Numerical simulation analysis The orthogonal pyramid space truss follows as Fig.1, truss material parameter: modulus of elasticity E=2.06e11Pa，Poisson's ratioμ=0.3，link sectional size is 0.00005m2, steel density is 7850kg/m3, upper chords have 49 nodes, lower chords 25 nodes, the length of every link is 1m, the height 1m, edge nodes are fixed.
China Civil Engineering Journal, 1998,31 (3):5-14.
Journal of Astronautics, 1995,16(2): 26~32.

Material model of concrete was defined to concrete damaged plasticity model which includes plastic damaged behavior of concrete after applying ultimate strength of concrete.
Acknowledgements This work was supported by the Korea Science and Engineering Foundation(KOSEF) grant funded by the Korea government(MEST)(R01-2008-000-11381-0) References [1] ABAQUS Theory Manual: Karlsson & Sorensen, Inc
[4] Chang-Sik Choi et al, Shear Strength Reduction Ratrio of Reinforced Concrete Shear Walls with Openings, Journal of the Korea Concrete Institute, Vol. 22, No. 4, pp. 451~460, August,( 2010) [5] Paulay, T.
,“Experimental Study of the Behavior of Reinforced Concrete Coupling Slabs,” ACI Structural Journal, Vol. 64, No. 2, pp. 123~127. (1977)

The optimization of directly buried heating pipe elbow based on the ANSYS Wang Yaoxiang1, a, Wang Fei1, b,Wang Guowei1 and Lei Yonggang1 1College of Environmental Science and Engineering, Taiyuan University of Technology, Taiyuan 030024,China awang60187@126.com bCorresponding author.
(2) finite element model The establishment and analysis of the finite element model uses ANSYS software.The pipeline and insulation material are all SOLID 95 and soil spring is COMBINE 14 which is used for pipe-soil model[7][8].
Journal of East of China University of Petroleum, 1978(02):54-68
Journal Of Harbin Institute Of Technology,2003,35(11):1369-1371

Introduction Most pure polymers are non-conducting materials.
These free ions may impede the migration of Li+ along the polymer chain causing an increased in the bulk resistance of the materials above 319 K.
[2] F.Latif, M.Aziz, The Anti-Plasticization Effects of Dimethyl Carbonate Plasticizer in Poly (Methyl Metacrylate) Electrolyte Containing Rubber, Materials Sciences and Applications. 4 (2003) 663-666
Yahya, The role and impact of rubber in poly (methyl methacrylate)/lithium triflate electrolyte, Journal of Power Sources. 159 (2006) 1401-1404
[4] S.Rajendran, T.Uma, Conductivity Studies on PVC/PMMA Polymer Blend Electrolytes, Materials Letters. 44 (2000a) 242-247

Strain rate sensitivity and adiabatic shear deformation of an advanced Al-Mg alloy Yujing Lang1, 2, a, Guxin Zhou1, Wen Liu1, Jie Hao1, 2, Li Qiao1, Sheng Wang1, Jianzhong Jiang2 1Ningbo Branch of China Academy of Ordnance Science, Ningbo 315103, PR China 2Department of Materials Science and Engineering, Zhejiang University, Hangzhou 310058, PR China aemail: yj.lang@163.com Keywords: Aluminum alloy, Quasi-static compression, Dynamic compression, Adiabatic shear bands Abstract.
Klepaczko, in: Recent progress in testing materials in impact shearing, volume 300 of ASME/ISME conference on pressure vessels and piping (1995), p. 165 [5] C.L.
Dong: Journal of Magnesium and Alloys Vol. 1 (2013), p. 64 [7] J.L.
Tian: Rare Metal Materials and Engineering Vol. 38(12) (2009), p. 2069 [8] C.G.
Fan: Rare Metal Materials and Engineering Vol. 42(3) (2013), p. 457 [11] Y.B.

Preparation and Characterization of TPU Toughened PLA Elastic Fibers Shichao Wang1,2,a, Hengxue Xiang1,2,b, Xiaoshuang Wen1,2,c, Zhe Zhou1,2,d and Meifang Zhu1,2, e* 1State Key Laboratory for Modification of Chemical Fibers and Polymer Materials; 2College of Materials Science and Engineering, Donghua University, Shanghai 201620, China aWangscdhu@163.com, bhengxuexiang@163.com, cshinedhu@gmail.com, dzzhe@dhu.edu.cn, ezhumf@dhu.edu.cn Keywords: PLA, TPU, Toughing modification, Elastic fibers.
It is considered renewable, completely biodegradable, and biocompatible, making it attractive not only as environmental friendly material but also as biomedical material [1].
Experiment Materials.
All materials were used as received without further purification.
Journal of Northeast Forestry University, 34(2006):87-89.