Search results

It is well known that the mechanical properties of filler-reinforced polymeric composites significantly depend on the interfacial adhesion between the polymer matrix and reinforcing component [9], particularly the inorganic materials.
Experimental details Materials LDPE with trade mask of FS25S was used as a matrix resin in this work.
Before mixing, all materials were dried and all the blends had a fixed LDPE ratio and different content of the diatomite.
Luo, et al: Journal of Shandong Institute of Light Industry, Vol.21(2007), p.80 ( in Chinese) [4] Z.
Yin: Journal of Northeastern University (Natural Science), Vol.30 (2009), p.133 ( In Chinese) [11] V.Choudhary, H.

Materials and Methods Materials and Reagents.
The one-year young leaves and twigs were collected as materials from mature trees of C. camphora planted in the botanical garden of forestry academy of Hunan porvince in the suburb of Changsha city, China.
Summary The GC/MS-based result showed that the benzene/ethanol extractives of twigs and leaves of C. camphora are abundant in materials of noble natural medicines, cosmetic and spicery, which can be developed into top value-added materials of biomedicine, cosmetic and spicery, providing scientific foundation for non-pollutive recovery and high-grade utilization of twigs and leaves of C. camphora.
Dai: JiangXi Forestry Science and Technology Vol. 6 (2007), p. 30 [4] J.
Goh: Journal of Tropical Forest Science Vol. 6 (1994), p. 286 [5] Y.Z.

Experimental The materials used in this work were commercial pure Al, K2ZrF4 and KBF4 powder.
Ebert, Magnesium alloy: properties-applications-potential, Materials Science and Engineering A. 302(2001) 37-45
Qin, Effects of minor Zr and Sr on as-cast microstructure and mechanical properties of Mg-3Ce-1.2Mn-1Zn magnesium alloy, Journal of Materials Science. 46(2011) 3216-3224
Mark, Grain refinement of magnesium alloys, Metallurgical and Materials Transactions A. 36(2005) 1669-1679
Zhang, The design, casting of an experimental Al-Zr-B alloy and its deformation characteristics, Journal of Aeronautical Materials. 21(2001) 1-4

The Spirit Myth of Conceptual Buildings Lijia Zhu1, a, Weiping Hu2,b 1Faculty of Social Science, Kunming University of Science and Technology, Kunming, Yunnan, 650000, China 2Faculty of Art and Media, Kunming University of Science and Technology, Kunming, Yunnan, 650000, China asnowgenie@126.com, byncaid@sina.com Keywords: Conceptual buildings, post-modern, urban myth, schizophrenia, fragmentation.
By viewing his designs, I find he has been cautious to use transparent material on Paula Rêgo Museum (Cascais, Portugal), even repellent, because the red brick wall expresses resistant haughtiness.
Finally, I wish to extend my thanks to the library assistants who supplied me with reference materials of considerable value.
References [1] Jianhua Li and Shuang You: First Exploration of Architecture Image Problems, submitted to Journal of Commercial Research (2000).
(In Chinese) [2] Mengchao Gu: Unscramble Architecture Theory, submitted to Journal of Huazhong Architecture (2006).

Coupling effect analysis of 3D interior structural-acoustic problems using wave based method Caixia You1, a, Guangde Zhang1,b 1School of Automobile and Traffic Engineering, Wuhan University of Science and Technology, Wuhan 430081, China ayoucaixia2002@sina.com, bzhang.guangde@yahoo.com.cn Keywords: Structural-acoustic problems, Numerical prediction technique, Coupling strength, Wave based method, Trefftz-method.
The plate material has a density rs, a Poisson coefficient n, an elasticity modulus E and a material loss factor h.An normal force F is applied at position on the plate.
The plate material has a density rs=2 790kg/m3, a thickness t=0.002m, a Poisson coefficient n=0.3, an elasticity modulus E=70×109 N/m2 and a material loss factor h=0.
B0920) at Wuhan University of Science and Technology.
References [1] Atalla N, Bernhard R J, “Review of numerical solutions for low-frequency vibro-acoustic problems”, Applied Acoustics, Vol.43, 271-294, 1994 [2] Banerjee P K, Butterfield R, “Boundary Element Methods in Engineering Science”, McGraw-Hill Book Company, 1981 [3] Astley R J, “Infinite elements for wave problems: a review of current formulations and an assessment of accuracy”, International Journal for Numerical Methods in Engineering, Vol.49: 951-976, 2000 [4] Deraemaeker, Babuska I, Bouillard Ph, “Dispersion and pollution of the FEM solution for the Helmholtz equation in one, two and three dimensions”, International Journal for Numerical Methods in Engineering, Vol.46: 471-499, 1999 [5] Pluymers B, Desmet W, Vandepitte D, et al, “A Trefftz-based prediction technique for multi-domain steady-state acoustic problems”, Proceedings of the Tenth International Congress on Sound and Vibration , Stockholm, Sweden, 2833-2840,2003

Just in case acidic materials would have adverse effects on the next purification steps. 3).
However, with the continuous improvement of science, there will be a better way in the future.
B.Weisman, and R.E.Weisman, and R.E.Smalley:Science 297(2002)593 [5] Daisuke Nishide, Yasumitsu Miyata, Kazuhiro Yanagi, Takeshi Tanaka Japanese Journal of Applied Physics 48(2009) 015004 [6] H.
Okubo, et al., Purification of single-wall carbon nanotubes synthesized from alcohol by catalytic chemical vapor deposition, Japanese Journal of Applied Physics 43 (2004) 396–398
Diamond and Related Materials. 12 (2003)

And they acknowledged that improving frenquency of magnetic field can help improving stability of liquid steel level, so the initial solidification can be controlled better,but the mold material was not reported[3].
Acknowledgements This work was supported by the National Natural Science Foundation Project of China(51074063), Hebei Province Outstanding Youth Science Foundation Project(E2010000930) and Hebei Province Science and Technology Department Foundation Project(09215624D).
References [1] Vives C, Electromagnetic Refining of Aluminum Alloys by the CREM Process: Part I, Metallurgical and Materials Transactions B, 1989, 20B(10): 623
[2] Dong Huafeng, Ren Zhongming, Zhong Yunbo, et al, Journal of Iron and Steel Research. 1998, 10(2): 5
[6] Kang Li, Wang Engang, He Jicheng, Journal of Northeastern University. 2007.6. 28(6).

Study on Early-stage Compressive Strength of Recycled Aggregate Concrete Xiao-ling Liu, Ting Lei a School of Civil Engineering and Architecture, Southwest University of Science and Technology, Mianyang, Sichuan, China aleiting@swust.edu.cn Keywords: recycled aggregate concrete; early compressive strength; cement-water ratio; linear regression Abstract.
Test Materials The waste and old concrete aggregates of this test were from the basketball court of the southwest university of science and technology.
Table 1 Recycled aggregates and natural aggregates Coarse aggregate Apparent density (kg/m3) Water absorption （%） Moisture content （%） Bulk density (kg/m3 ) Crushing index (%) Recycled aggregate 2484 5.79 2.5 1223 15.2 Natural aggregates 2670 2.19 <0.5 1392 10.1 Table 2 Mix proportion of C30 concrete Number Materials Water Cement Ratio （W1/C） Collapsed slump （mm） RCA CA sands （S） cement （C） Water1 （W1） Water2 （W2） RC-30 368.3 855.0 499.5 584.1 232.8 19.8 0.40 35 RC-50 611.6 611.6 499.5 584.1 232.8 33.0 0.40 37 RC-70 855.0 368.3 499.5 584.1 232.8 49.5 0.40 39 RC-100-1 1223.3 - 499.5 584.1 232.8 66.0 0.40 43 RC-100-2 1236.0 - 529.1 516.1 232.8 67.5 0.45 42 RC-100-3 1244.5 - 558.7 465.6 232.8 68.4 0.50 45 PC-0 - 1223.3 499.5 584.1 232.8 - 0.40 45 PC: comment concrete; RC: recycled concrete; W1: the unit water content according to the comment concrete mix proportion; W2: the absorption water after 40 minutes of the recycled aggregate.
Journal of Shaoxing University(Natural Science), 2007, 27(9): p.54-55 [4] Lu Peng-cheng.
Journal of Tongji University. 2004,32(12): p.1558-1560 [7] Li Xuping; Zhao Diansheng.

Materials and methods A.
Materials Main reagents: CuSO4·5H2O, Na2S·9H2O, PAC, PFS, NaOH, H2SO4, The reagents are analytical grade.
Research of Environmental Sciences, 2008,21(1):150-154
Journal of Environmental Sciences, 2009,3(7) :1233-1236
Journal of Environmental Sciences, 2009,3(7):287-289

In particular, the electron field emission from the carbon-based materials is promising for various microelectronic applications.
Their mechanical properties are also remarkable, featuring high elastic moduli, which make CNMs among the toughest materials presently available [3].
This work was supported, in part, by the A*STAR (Singapore) and the Flinders Institute for Research in Science and Technology (Flinders Small Grant 2003).
Eklund: Science of Fullerenes and Carbon Nanotubes, Academic Press, San Diego, 1996
Lieber, Science Vol. 277 (1997) p.1971