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Introduction Barium titanate (BaTiO3) is a prototypical ferroelectric material with a characteristic tetragonal distortion of cubic perovskite structure.
The starting materials were mixed powders BaCO3 (99.5% purity, May & Baker LTD., UK) and TiO2 (Ajax Finechem).
Acknowledgments The authors thank the Advanced Materials Physics Laboratory (Amp.), School of Physics, Institute of Science, Suranaree University of Technology, NakhonRatchasima and the division of Science, Faculty of Science and Technology, Rajamangala University of Technology Phra Nakhon (RMUTP).
Que, Barium titanate derived from mechanochemically activated powders, Journal of Alloys and Compounds. 337 (2002) 226-230
Niepce, Synthesis reaction of metatinate BaTiO3 Part 1 Effect of the gaseous atmosphere upon the thermal evolution of the system BaCO3-TiO2, Journal of Materials Science. 18 (1983) 3041-3046

These materials have the combination of properties, like strength, corrosive resistance, light weight, etc., which is not easy to obtain general [3].
References [1] Sanjeev Kumar, Uma Batra, "Surface modification of die steel materials by EDM method using tungsten powder-mixed dielectric" Journal of Manufacturing Processes 14 (2012) 35–40
Tee, Near-mirror-finish phenomenon in EDM using powder-mixed dielectric, Journal of Materials Processing Technology 79 (1998) 30–40
Journal of Materials Processing Technology 79 (1998) 30-40
Journal of Applied Sciences 12 (10) (2012) 999-1005.

However, there are many graphene photocatalytic materials sold on the market at present.
The above three graphene photocatalytic nets are used as experimental materials, and sewage is selected as experimental water.
Materials and Methods Experimental Materials.
The composition and application of three graphene photocatalytic network materials selected in this project are shown in Table 1.
The physical drawings of the three materials are shown in Figure 1.

Znaidi, Sol–gel-deposited ZnO thin films: A review,Materials Science and Engineering B 174 (2010) 18–30
Caglar, Preparation and characterization of ZnO thin filmsdeposited by sol-gel spin coating method, Journal of Optoelectronics and Advanced Materials, Vol. 10, No. 10, October 2008, p. 2578 – 2583
Searson, Influence of solvent on the growth of ZnO nanoparticles, Journal of Colloid and Interface Science 263 (2003) 454–460
Long, Influence of solvents on the growth of zinc oxide nanoparticles fabricated by microwave irradiation, VNU Journal of Science, Mathematics - Physics 25 (2009) 71-76 [11] J.
Wei, Solvent-induced growth of ZnO particles at low temperature, Materials Letters 62 (2008) 2814–2816

Environmental Risk Assessment of Petrochemical Project Lina Zheng1,a, Zhi Zhang1,b, Jingni Xiao1,c, Hong Wang2,d 1 College of Marine Technology and Environmental, Key Laboratory of Nearshore Marine Environmental Research, Dalian Ocean University, Dalian 116023, China 2 School of Chemistry and Materials Science, Heilongjiang University, Harbin, 150080, China aZln@dlou.edu.cn, bzz8851@126.com, c jnx@dlou.edu.cn, dhongw@126.com.
Main evaluation factors of dangerous materials were intended to be liquefied petroleum gas in the project, according to the fire risk, the toxicity, the use and storage conditions of materials.
The leakage of the materials ought to be avoided so as not to cause surface water environment and soil pollution.
Patel: Journal of Cleaner Production Vol. 19 (2011) p. 1659-1667 [5] Zoe Nivolianitou, Myrto Konstandinidou and Christou Michalis: Journal of Hazardous Materials Vol. 137 (2006) p. 1-7 [6] Henno P. van Dokkum and Sherri L.
Colomer Mendoza and Antonio Gallardo Izquierdo: Journal of Hazardous Materials Vol. 162 (2009) p. 1-9 [8] W.

With the YSZ nano-powders as raw materials, the thin electrolyte film was prepared by tape calendaring, then fired by a three-step sintering method.
According to the above sintering properties of YSZ powders [10], the three-step sintering process was used to sinter the YSZ ceramic materials.
Blass: Journal of the European Ceramic Society.
Arakara: Journal of Power Sources.
Han: Key Engineering Materials Vol.336-338 (2007), p.2558

Materials Methyl ethyl ketone peroxide (MEKP) was used as an initiator for the curing of vinyl ester resin.
International journal of molecular sciences. 13(5), pp. 5878-5898
Journal of applied polymer science. 117(4), pp. 2220-2225
Journal of Polymer Science Part B: Polymer Physics. 41(5), pp. 476-492
International journal of molecular sciences. 13(9), pp. 10920-10934

Materials and Experiments 2.1 Materials 2.1.1 Cement: P.O 42.5 ordinary Portland cement, specific surface area is 340m2/kg, apparent density is 3.1g/cm3. 2.1.2 Raw materials for synthesis of PC: Iso-pentenyl polyethylene glycol (TPEG): Liaoyang Oxiranchem,Inc., the degree of polymerization is 23; Acrylic acid (AA): AR, Beijing Yili Fine Chemicals Co., Ltd.; Initiator: H2O2, AR, Beijing Orient Chemical Company; Chain transfer agent: AR; Reducing agent: AR; Deionized water. 2.2 Experiments 2.2.1 Separation: Membrane ultrafiltration was utilized.
Journal of Applied Polymer Science, in press
Construction and Building Materials, 25(3): 1466-1473
Journal Wuhan University of Technology(Materials Science Edition), 2005, 20(3):95-98
Journal of Applied Polymer Science, in press.

LaNi5 alloy is one of the promising materials for hydrogen storage.
Furthermore, the materials were measured by the means of X-Ray Diffraction(XRD) in order to investigate the change of alloy composition after 100 cycles.
Acknowledgement The financial support from the Natural Science Foundation of China (No.51106118) is greatly acknowledged by the authors.
Hahne, J Kallweit, Thermal conductivity of metal hydride materials for storage of hydrogen: experimental investigation, International Journal of Hydrogen Energy. 23(1998) 107-114
Yang, Investigation on cycling hydrogen storage properties of LaNi5-xAlx (x=0~1.2) alloys, Rare Metal Materials and Engineering. 40(2011) 1921-1924

Materials and methods Materials Forty samples from eight rosewoods were collected in this study.
TAPPI Journal,1990, 73(8):164-166 [7] Tsuchikawa S.
Journal of Wood Science, 2003,49(1):29-35 [10] Per Otto Flæte, Erlend Ystrøm Haartveit, Kjell Vadla.
New Zealand Journal of Forestry Science, 2006, 36(2/3): 382–392 [11] Satoru Tsuchikawa, Kaori Yamato, Kinuyo Inoue.
Discriminant analysis of wood-based materials using near-infrared spectroscopy[J], Journal of Wood Science, 2003, 49:275–280