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Online since: September 2013
Authors: Jin Ping Pan, Xin Wei Zhu, Lian Jiang Tan
Detecting cold weld defects in HDPE piping thermal fusion welds based on microwave technique
Jinping Pan 1a*, Xinwei Zhu1b, Lianjiang Tan 2c
1Jiaxing Special Equipment Inspection Institute, Jiaxing, China
2School of Chemistry and Chemical Engineering, Shanghai Jiao Tong University, Shanghai, China
a jxlpjp@foxmail.com. b zhuxinwei@126.com. c ljtan@sjtu.edu.cn. * Corresponding author.
Structure Vol. 94 (2012), p. 695-701.
Structure Vol. 94 (2012), p. 695-701.
Online since: December 2012
Authors: Man Man Zhou, Zhi Zhen Huang, Yong Li Zhang
Influence of Influent pH on Ceramic Printing Wastewater Treatment
Zhang Yong-li, Huang Zhi-zhen and Zhou Man-man
Department of Chemistry, Hanshan Normal University, Chaozhou Guangdong, 521041, China
Keywords: Printing wastewater; Influent pH; Decolorization removal; Turbidity removal; Suspended substance removal
Abstract.Investigated the influence of absorbency, turbidity and suspended substance in printing wastewater treatment by regulating the pH value of water treatment.
Chaozhou ceramics industry space structure and formation mechanism[J].
Chaozhou ceramics industry space structure and formation mechanism[J].
Online since: October 2013
Authors: Shou Zhi Pu, Feng Xia Sun, Sha Sha Wei
Synthesis and Properties of 1-(2-methyl-5-chlorine-3-thienyl)-2-(2-ethyl-benzofuran-3-yl) perfluorocyclopentene and Application
Fengxia Sun, Shasha Wei and Shouzhi Pu*
Jiangxi Key Lab of Organic Chemistry, Jiangxi Science and Technology Normal University, Nanchang, Jiangxi Province, 330013 P.
The photochromic properties of the diarylethene derivatives can be improved by modifying the chemical structures upon introducing different substituents.
The photochromic properties of the diarylethene derivatives can be improved by modifying the chemical structures upon introducing different substituents.
Online since: August 2020
Authors: Anne Bernadette Agu, Vince St. Mesias, Precious Japheth Benablo, David P. Penaloza Jr.
Acknowledgements
The authors would like to thank the DLSU Chemistry Department for their support, and the DLSU Instrument Room, D&L Quality Assurance Analytical Laboratory, UST Analytical Services Laboratory, and DLSU Surface Physics Laboratory for their assistance provided in sample analysis.
T. (2015) Structure of Sodium Carboxymethyl Cellulose Aqueous Solutions: A SANS and Rheology Study.
T. (2015) Structure of Sodium Carboxymethyl Cellulose Aqueous Solutions: A SANS and Rheology Study.
Online since: January 2016
Authors: N.Z. Noimam, Ragunathan Santiagoo, Sam Sung Ting, Jing Wang, Nurul Hani Mat Zubir
The effectiveness in the interfacial adhesion of the phases can be attributed to the different chemical structures and degree of functional group that affects the degree of interaction between phases of the composites [7].
Jinwen, Properties of poly(lactic acid)/poly(butylene adipate-co-terephthalate) /nanoparticle ternary composites, Industrial and Engineering Chemistry Research 48 (2009) 7594-7602
Jinwen, Properties of poly(lactic acid)/poly(butylene adipate-co-terephthalate) /nanoparticle ternary composites, Industrial and Engineering Chemistry Research 48 (2009) 7594-7602
Online since: November 2007
Authors: Enrico Bellandi, Francesco Pipia, Rosella Piagge, Mauro Alessandri, Annamaria Votta, Massimo Caniatti
This result is consistent with the transition of alumina to the crystalline γ phase during the applied
annealing treatment [1], confirmed by X-Ray Diffraction (XRD) analysis (Figure 5): γ alumina
shows a very compact structure and, as a consequence, is very difficult to etch in diluted HF. 0 2 4 6 8 10 12 14 16
1E-3
0.01
0.1
Selectivity vs thermal SiO2
Depth (Å)
Figure 4: Etch rate profile of Al2O3 after annealing a
1030°C for 15"
Figure 5: XRD analysis of annealed Al2O3
HfO2/Al2O3 mixed oxides.
[2] E.Bellandi, B.Crivelli and M.Alessandri, Behavior of high-k dielectric materials with classical cleaning chemistries, UCPSS 2002, Oostende, Belgium
[2] E.Bellandi, B.Crivelli and M.Alessandri, Behavior of high-k dielectric materials with classical cleaning chemistries, UCPSS 2002, Oostende, Belgium
Online since: April 2008
Authors: Marek Liška, Lucia Mišíková
Kinetics of E-glass fibres leaching in borate solution and distilled water
Lucia Mišíkováa , Marek Liškab
Vitrum Laugaricio - Joint Glass Centre of the Institute of Inorganic Chemistry, Slovak Academy of
Sciences, Alexander Dubček University of Trenčín and RONA, a.s., Študentská 2, Trenčín, SK-
911 50, Slovak Republic,
a
misikova@tnuni.sk, bliska@tnuni.sk
Keywords: E - Glass corrosion, Leaching, Kinetics, Chemical durability
Abstract.
However, this conclusion can not be fully accepted before additional experimental study of the structure and composition of the diffusion and backprecipitated layers.
However, this conclusion can not be fully accepted before additional experimental study of the structure and composition of the diffusion and backprecipitated layers.
Online since: October 2008
Authors: D. Ionita, D. Bojin, Ioana Demetrescu, R. Luca
Bojin
4,d
1,3,4
University "Politehnica" of Bucharest, Faculty of Applied Chemistry and Materials Science,
Polizu no 1-7, 011061, Bucharest, Romania
2
University of Medicine and Pharmacy 'Carol Davila Bucharest, , Romania
a
email: i_demetrescu@chim.pub.ro, cemail: md_ionita@yahoo.com
Keywords: teeth, ICP-MS, heavy metals, surface morphology.
Table 3 Metallic Ion concentration in temporary teeth Sample Teeth structure Ion concentration (ppb) Pb Cd Mn Cu Zn Ca (ppm) Moreni 5 Dentin Enamel 10.5 6 1 - 5.8 0.8 11.2 3.8 19.6 16 100 76 Moreni 6 Dentin Enamel 1.3 0.8 0.2 - 3.2 - 12 5.6 18.8 12.3 102 68 In the samples collected from reference groups having not environmental risk the Cd and Pb were not put in evidence, and EDAX analysis support such idea.
Table 3 Metallic Ion concentration in temporary teeth Sample Teeth structure Ion concentration (ppb) Pb Cd Mn Cu Zn Ca (ppm) Moreni 5 Dentin Enamel 10.5 6 1 - 5.8 0.8 11.2 3.8 19.6 16 100 76 Moreni 6 Dentin Enamel 1.3 0.8 0.2 - 3.2 - 12 5.6 18.8 12.3 102 68 In the samples collected from reference groups having not environmental risk the Cd and Pb were not put in evidence, and EDAX analysis support such idea.