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Online since: August 2020
Authors: Tuan Anh Nguyen, Ky Phuong Ha Huynh, Thi Yen Mai, Truong Xuan Minh Nguyen, Minh Vien Le, T. Anh Nga Nguyen
The crystal structure of all calcined ZnO nanoparticles was examined using an X-ray diffractometer (Bruker AXSD8) with Cu Kα radiation (λ=0.15418 nm).
Bisetty, Biogenic synthesis of nanoparticles: A review, Arabian Journal of Chemistry 12 (2019) 3576-3600
Quayum, Fabrication of ZnO nanoparticles by solution-combustion method for the photocatalytic degradation of organic dye, Journal of Nanostructure in Chemistry 3 (2013) 36
Sriram, Medicinal Chemistry.
Bisetty, Biogenic synthesis of nanoparticles: A review, Arabian Journal of Chemistry 12 (2019) 3576-3600
Quayum, Fabrication of ZnO nanoparticles by solution-combustion method for the photocatalytic degradation of organic dye, Journal of Nanostructure in Chemistry 3 (2013) 36
Sriram, Medicinal Chemistry.
Online since: April 2019
Authors: Māris Turks, Krista Suta, Jevgeņija Lugiņina, Kristaps Leškovskis
Rupe Rearrangement Studies in Liquid Sulfur Dioxide
Kristaps Leškovskis1, Jevgeņija Lugiņina1, Krista Suta1, Māris Turks1,a*
1Institute of Technology of Organic Chemistry, Faculty of Materials Science and Applied Chemistry, Riga Technical University, P.
Introduction Unsaturated ketones are valuable substrates and core structures for synthesis of many pharmaceuticals (e.g. butein, okanin) [1-3].
Markowitz, Chemistry of solutions in liquid sulfur dioxide, J.
Introduction Unsaturated ketones are valuable substrates and core structures for synthesis of many pharmaceuticals (e.g. butein, okanin) [1-3].
Markowitz, Chemistry of solutions in liquid sulfur dioxide, J.
Online since: October 2010
Authors: Chun Xiang Lv, Xiao Ping Luo, Ming Gang Zhang
Fabrication and Research of Electroless Nickel Plating on Carbon Fiber with Palladium-free Activation
Xiaoping Luo 1, a, Minggang Zhang 1,b and Chunxiang Lv 2,c
1School of Materials Science and Engineering, Taiyuan University of Science and Technology, Taiyuan 030024, PR China
2Institute of Coal Chemistry, Chinese Academy of Sciences, Taiyuan 030001, PR China
alxpsyx@tom.com, bAdv.Mater." am_lab@yeah.net, clucx@sxicc.ac.cn
Keywords: Carbon fiber; electroless Ni-P plating; Pd free activation; surface treatment
Abstract.
The polyacrylonitrile (PAN) based continuous carbon fibers (3K, free sizing materials) used in this study were received from the Institute of Coal Chemistry, Chinese Academy of Sciences.
We can clearly see from Fig.4 that there were main diffraction peaks of nickel at 45°, the peaks were widened and the coating exhibits microcrystal structure due to small contents of P and C in the coating.
Chinese Journal of Applied Chemistry, 2003,20(5): 491-493 [8] Tang X J.Cao M.Bi C L.
The polyacrylonitrile (PAN) based continuous carbon fibers (3K, free sizing materials) used in this study were received from the Institute of Coal Chemistry, Chinese Academy of Sciences.
We can clearly see from Fig.4 that there were main diffraction peaks of nickel at 45°, the peaks were widened and the coating exhibits microcrystal structure due to small contents of P and C in the coating.
Chinese Journal of Applied Chemistry, 2003,20(5): 491-493 [8] Tang X J.Cao M.Bi C L.
Online since: March 2014
Authors: Qiang Yang, Xiao Ping Wen, Chao Ming Sun, Guang Ping Tang
The A4# samples and A5# samples of silicone-simulated X material interfacial system had no adsorption, althgough the surface roughness of simulated X material was also 1.6 μm, its inner structure was not as dense as stainless steel, maybe there was microholes and microcracks on its surface, which might act as air channels, after short-term (35℃,15days) of compression storage, leakage of air took place on the surface during detachment of the samples, which tended to produce no vacuum adsorption.
[4] Lixin Zhang et al., Damage effect and mechanism of proton irradiation on methyl silicone rubber, Materials Chemistry and Physics,2004, 83, 255-259
[5] Lixin Zhang et al., Effect of 200KeV proton irradiation on the properties of methyl silicone rubber, Radiation Physics and Chemistry, 2006, 76, 350-355
[8] Wei Huang et al., A study on radiation resistance of siloxane foam containing phenyl, Radiation Physics and Chemistry, 2002, 64, 229-233.
[4] Lixin Zhang et al., Damage effect and mechanism of proton irradiation on methyl silicone rubber, Materials Chemistry and Physics,2004, 83, 255-259
[5] Lixin Zhang et al., Effect of 200KeV proton irradiation on the properties of methyl silicone rubber, Radiation Physics and Chemistry, 2006, 76, 350-355
[8] Wei Huang et al., A study on radiation resistance of siloxane foam containing phenyl, Radiation Physics and Chemistry, 2002, 64, 229-233.
Online since: July 2012
Authors: Shao Guo Wen, Hong Mei Zhi, Jin Shen Chen
Study on a New Glass Polishing Plate
Jinshen Chen1, a, Hongmei Zhi2,b and Shaoguo Wen3,c
1College of material Science and Engineering, Henan University of Technology, Zhengzhou 450001, China
2Department of Applied Chemistry, Henan Vocational College of Chemical Technology, Zhengzhou 450042, China
3College of Chemistry and Chemical engineering, Shanghai University of Engineering Science, Shanghai 201620, China
ajinshen_chen@haut.edu.cn,bzhihongmei01@163.com,csgwen@yahoo.cn
Keywords: Rare earth, Core-shell structure, Unsaturated resin, Glass, Polishing
Abstract.
Online since: January 2013
Authors: Cheng Song Fu, Yu Lin Chen, De Shun Sun, Zhen Zhang, Hui You Zhao
These nano particles are connected each other with fibrous-network structure.
The nano-on-micro structure of the beads is similar with the structure of the surface of a lotus leaf[1].
Progress in Chemistry. 18(11) (2006) 1425-1433
Progress in Chemistry, 19(6) (2007) 860-872
Jiang, Construction of Micro- and Nano-structured on Polymer Surfaces and its Application, J.
The nano-on-micro structure of the beads is similar with the structure of the surface of a lotus leaf[1].
Progress in Chemistry. 18(11) (2006) 1425-1433
Progress in Chemistry, 19(6) (2007) 860-872
Jiang, Construction of Micro- and Nano-structured on Polymer Surfaces and its Application, J.
Online since: February 2012
Authors: Ju Cheng Zheng, Wen Long Song, Zhi Dong Lin
Theoretical analysis of the DOS and band structural properties of Ti1-xSnxO2 solid solutions
Zhi-dong Lin1, a,Wen-long Song1 and Ju-cheng Zheng2,b
1 Provincial Key Laboratory of Plasma Chemistry & Advanced Materials, Wuhan Institute of Technology, Wuhan 430074; PR China
2 Lanzhou Petrochemical Research Center, PetroChina, lanzhou 730060, PR China
azhidong.lin@126.com, bzhengjucheng@petrochina.com.cn
Keywords: Band structure; DOS; Ti1-xSnxO2; Photoactivity.
We have performed band structure and DOS for Ti1-xSnxO2 solid solutions at x=0, 1/8, 1/4, 1/2, and 1.
Results are discussed in term of density of states (DOS) and band structure.
Results and Discussion DOS and band structure.
In order to show the Sn doping effect on the electronic structure of TiO2, the band structure, total density of states (DOS), and partial density of states (PDOS) of TiO2 are calculated first for comparison.
We have performed band structure and DOS for Ti1-xSnxO2 solid solutions at x=0, 1/8, 1/4, 1/2, and 1.
Results are discussed in term of density of states (DOS) and band structure.
Results and Discussion DOS and band structure.
In order to show the Sn doping effect on the electronic structure of TiO2, the band structure, total density of states (DOS), and partial density of states (PDOS) of TiO2 are calculated first for comparison.
Online since: February 2013
Authors: Yi Hong Luo, Shu Guang Zhang
China
aluoyh@mail.ustc.edu.cn, bsgzhang@ustc.edu.cn
Keywords: Population model; Resource allocation; Optimization; Industrial structure
Abstract.
Furthermore, we consider the effect on resource allocation from one more industrial structure on density-independent growth model.
Introduction Recently, nonlinear stochastic systems with noise terms have attracted extensive investigations and the concept of noise-induced transition has been widely applied in the field of physics, chemistry, and biology.
Finally, we add one more industry into the density-independent growth model and then turn to the effect on resource allocation from multilayered industrial structures.
Further more, we can consider the effect on resource allocation from multilayered industrial structures which influence each others' development or the restrict to economy by other factors.
Furthermore, we consider the effect on resource allocation from one more industrial structure on density-independent growth model.
Introduction Recently, nonlinear stochastic systems with noise terms have attracted extensive investigations and the concept of noise-induced transition has been widely applied in the field of physics, chemistry, and biology.
Finally, we add one more industry into the density-independent growth model and then turn to the effect on resource allocation from multilayered industrial structures.
Further more, we can consider the effect on resource allocation from multilayered industrial structures which influence each others' development or the restrict to economy by other factors.
Online since: May 2011
Authors: Yu Ping Tong, Chang Li Xiao, Zhong Zheng Yang, Lu De Lu, Hao Bing Fu
Synthesis and Characterization of the Layered Zirconium Phosphate
and its Intercalation Study
TONG Yuping1,a, XIAO Changli3,b, YANG Zhongzheng1,c, LU Lude2,d,
FU Haobing1,e
1School of Civil Engineering And Communication, North China University of Water Conservancy And Electric Power, Zhengzhou 450045, China
2Key Laboratory soft Chemistry and Functional Materials of Ministry Education, Nanjing University of Science and Technology, Nanjing 210094, China
3Henan Vocational and Technical of Communications, zhengzhou 450001 , China
a email: tongyuping@ncwu.edu.cn, bemail: zshan@ncwu.edu.cn, cemail: yangzz01@163.com,
demail: lulude0217@yahoo.com.cn, email: fuhaobing@ncwu.edu.cn
Keywords: characterization; zirconium phosphate; intercalation; cyclic voltammetry
Abstract: The zirconium phosphate α-Zr(HPO4)2·H2O (α-ZrP) with layered structure has been synthesized by refluxing method.
Power X-ray diffraction (XRD), vibrational spectroscopy (FT-IR, FT-Raman), thermal analysis (TG-DSC), transition electron spectroscopy (TEM), scanning electron microscopy (SEM) and energy dispersive X-ray spectrometer (EDS) was respectively used for structure characterization of the compound α-ZrP.
Journal of solid state chemistry.
Power X-ray diffraction (XRD), vibrational spectroscopy (FT-IR, FT-Raman), thermal analysis (TG-DSC), transition electron spectroscopy (TEM), scanning electron microscopy (SEM) and energy dispersive X-ray spectrometer (EDS) was respectively used for structure characterization of the compound α-ZrP.
Journal of solid state chemistry.
Effects of Chemical Structure on Adsorption of Polycarboxylate Superplasticizers on Cement Particles
Online since: July 2011
Authors: Sheng Hua Lv, Jian Ping Duan, Rui Jun Gao
However, these studies just have been carried out from the standpoint of cement and concrete chemistry.
Results and discussion Effect of chemical structure of PCE on paste fluidity.
The chemical structure of PCE is shown in Fig. 1.
Effect of chemical structure of PCE on adsorption behavior.
Effect of chemical structure of PCE on zeta potential of cement particles.
Results and discussion Effect of chemical structure of PCE on paste fluidity.
The chemical structure of PCE is shown in Fig. 1.
Effect of chemical structure of PCE on adsorption behavior.
Effect of chemical structure of PCE on zeta potential of cement particles.