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Experimental Materials.
Zirconium oxide and tungstic acid were used as starting materials for preparing zirconium tungstate.
Science. 275 (1997) 61-65
Li, et al., Advanced ceramic materials with negative thermal expansion, J.
Feng, The recent research of zirconium tungstate composite materials, J.

Benallal, R.Desmorat, Mechanics of solid materials (Mécanique des matériaux solides), Dunod, Paris, ISBN 978- 2 -10- 051623- 0.(2009) [2] P.
Procedia Materials Science.
International Journal of Solids and Structures 43, (2006) 1093–1116
Publication Hermes science.
Materials and Structures ( 2014 ), DOI 10.1617/s11527- 014- 0439- 8.

Piyakunakorn1,g 1 Department of Oral Medicine, Faculty of Dentistry, Mahidol University, Thailand 2 Department of Chemistry and Center of Excellence for Innovation in Chemistry, Faculty of Science, Chiang Mai University, Chiang Mai, Thailand 50200 3 Materials Science Research Center, Faculty of Science, Chiang Mai University, Chiang Mai, Thailand 50200 6 Department of Chemistry, Faculty of Science, Mahidol University, Thailand aaoo250@yahoo.com, bdtsrs@mahidol.ac.th,cwinita@chiangmai.ac.th,drobert@chiangmai.ac.th, edtasr@mahidol.ac.th, fkrisdasc@mtec.or.th,gsend2gift@yahoo.com Keywords: Periodontal regeneration; Electrospun; Resorbable membrane Abstract. 75:25 poly(DL-lactide-co-ε-caprolactone) electrospun resorbable membranes were prepared by electrospinning and film casting techniques.
References [1] Anton Sculean, Dimitris Nikolidakis, Frank Schwarz, Regeneration of periodontal tissues: combinations of barrier membranes and grafting materials – biological foundation and preclinical evidence: A systematic review, Journal of Clinical Periodontology,2008, 35(8 Suppl):106-116; [2] Mark P.
A new paradigm for periodontal regeneration based on molecular and cell biology, Periodontology 2000, 2000,24: 253-269; [3] Jae-Jun Lee, Hye-Sun Yu, Seok-Jung Hong, et al, Nanofibrous membrane of collagen-polycaprolactone for cell growth and tissue regeneration, Journal of Materials Science: Materials in Medicine,2009, 20(9): 1927-1935; [4] Yanzhong Zhang, Bo Su, Jayarama Reddy Venugopal, et al., Biomimetic and bioactive nanofibrous scaffolds from electrospun composite nanofibers, International Journal of Nanomedicine, 2007,2(4), 623-638; [5] Panat Piyakunakorn, Synthesis, Processing and Testing of A Poly(DL-Lactide-co-Caprolactone) Resorbable Electrospun Membrane for Guided Tissue Regeneration, MSc Thesis, Mahidol University ,2010; [6] Takashi Takata, Hom-Lay Wang, Mutsumi Miyauchi , Attachment, proliferation and differentiation of periodontal ligament cells on various guided tissue regeneration membranes, Journal of Periodontal Research, 2001, 36: 322-327; [7] Yufeng Zhang, Xiangrong
Planell;et al., Surface characterization and cell response of a PLA/CaP glass biodegradable composite material, Journal of Biomedical Materials Research Part A, 2008, 85(2):477-486;

RCC mixtures are made up of five kinds of materials, which contain concrete (), fly ash (), water (), sand () and stone ().
(In Chinese) [2] Dodd A: International Journal on Hydropower and Dams,2001,8(3):70-71
(In Chinese) [6] Chetan Hazaree, Halil Ceylan, Kejin Wang: Construction and Building Materials, 2011,25(1): 313-319
[7] Peiwei Gao, Shengxing Wu, Pinghua Lin, Zhongru Wu, Mingshu Tang: Construction and Building Materials,2006,20:586-590
[13] Babak Nikbakhtan, Morteza Osanloo: International Journal of Rock Mechanics & Mining Sciences,2009,46(3):498-505

These multi-functional groups make it possible for lignin to be used as materials to synthesize the polymer materials under suitable reacting condition.
In the case of raw materials and catalyst dosage remained constantly and with epoxy value as the reference standard, the effect of temperature on the synthesis of epoxy resin was studied.
Biddy: Science Vol. 344 (2014), pp. 709-720 [4] D.
Chen and Q.S Hu: Asian Journal of Chemistry Vol. 26 (2014), pp.1716-1720 [9] N.
Fan: International Journal of Adhesion & Adhesives Vol. 48 (2014), pp. 92-101 [13] J.

Ebert, Materials Science and Engineering: A, 302 (2001) 37-45
Lu, Materials Science and Engineering: A, 617 (2014) 243-248
Liu, Materials Science and Engineering: A, 628 (2015) 311-318
Zhang, Materials Science and Engineering: A, 552 (2012) 211-221
Pai, Materials Science and Engineering: A, 452 (2007) 87-92

Speciation analysis of inorganic arsenic in coal samples Mei Sun1,2,a,*, Guijian Liu1,b,*, Qianghua Wu3,c, and Wenqi Liu2,d 1 CAS Key Laboratory of Crust-Mantle Materials and Environment, School of Earth and Space Sciences, University of Science and Technology of China, Hefei, Anhui 230026, China 2 Hefei National Laboratory for Physical Sciences on Microscale, University of Science and Technology of China, Hefei 230026, China 3 Department of Polymer Science and Engineering ,University of Scienceand Technology of China, Hefei 230026, China ) asunmei@ustc.edu.cn, blgj@ustc.edu.cn, cqhwu@ustc.edu.cn, dliuwq@ustc.edu.cn Keywords: Microwave-assisted extraction; Speciation; Inorganic arsenic; Liquid chromatography-hydride generation atomic fluorescence spectrometry; Coal Abstract.
Materials and methods Instrumentation CEM MARS XPress microwave oven (CEM, Matthews, NC, USA).
Journal of chromatography A, 1227: 19-28, 2012
Journal of chromatography A, 1215(1-2):15- 20, 2008
Science of the total environment, 412:1-13, 2011.

It can be inferred coal powder modified with KH-570 can be dispersed in polymer materials more easily than native coal powder.
Mechanical properties of material.
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Experimental Materials 2002D PLA, an extrusion grade, was purchased from Natureworks, USA.
An Overview of Polylactides as Packaging Materials, Macromolecular Bioscience 2004, 4, (9), 835-864
PLA/PHBV Films with Improved Mechanical and Gas Barrier Properties, Macromolecular Materials and Engineering 2012
Effect of boron nitride as a nucleating agent on the crystallization of bacterial poly(3-hydroxybutyrate), Journal of Applied Polymer Science 2012, n/a-n/a
Synergistic effects of PEG and MWCNTs on crystallization behavior of PLLA, Journal of Polymer Science Part B: Polymer Physics 2010, 48, (5), 520-528

Acknowledgements This work was financially supported by the National Natural Science Foundation of China under grant 51008148.
Bulletin of National Science Foundation of China, 19(1): 8-12. (2005) [2] Pan Hong-ke, Bian Ya-dong, Yang Lin-hong.
Journal of Building Structures, 32(1): 105-109. (2011) [3] Cheng Yun-hong, Liu Bin.
Journal of Northeastern University, 24(6): 600-605. (2003) [4] Lautour de OR., Omenzetter P.
Journal of Zhejiang University Science A 9(11): 1514-1523. (2008) [6] Nie Fa-yuan, Wang Tian-zhu, Li Li-xia.