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Online since: January 2023
Authors: Bin Tang, Mo Ke Zhou, Shu Ren Zhang
A Structure refinements were carried out using GSAS software software[17].
The standard yttrium aluminum garnet structure was confirmed by indexing with PDF card #33-0040.
The refined patterns of cubic garnet structures fit well with the experimental data.
Tang, Effects of Lattice Evolution and Ordering on the Microwave Dielectric Properties of Tin-Modified Li3Mg2NbO6-Based Ceramics, The Journal of Physical Chemistry C, 124 (2020) 22069-22081
Glazer, The classification of tilted octahedra in perovskites, Acta Crystallographica Section B: Structural Crystallography Crystal Chemistry, 28 (1972) 3384-3392
The standard yttrium aluminum garnet structure was confirmed by indexing with PDF card #33-0040.
The refined patterns of cubic garnet structures fit well with the experimental data.
Tang, Effects of Lattice Evolution and Ordering on the Microwave Dielectric Properties of Tin-Modified Li3Mg2NbO6-Based Ceramics, The Journal of Physical Chemistry C, 124 (2020) 22069-22081
Glazer, The classification of tilted octahedra in perovskites, Acta Crystallographica Section B: Structural Crystallography Crystal Chemistry, 28 (1972) 3384-3392
Online since: January 2011
Authors: Yuan Liang Wang, Jiu Jin Zhu, Xue Jun Quan, Shu Shu Zou
β-cyclodextrin(β-CD) is a polyhydroxyl compound with the structure of conical cylinder with 7 units of D- Glucopyranosylamine linked by a-1,4-glycosidic bond, and it is a biodegradable ring like 7-glucan.
This research makes full use of the N-acylation reaction trait of amine and acid anhydride, aminated β-CD was able to be introduced into the backbone of MPLA(maleic anhydride modified poly(d,l-lactic acid)) and the main chain structure of PLA was maintained, at last, a novel PLA was acquired, which was based on fully biodegradable matrix materials modified by polysaccharides.
It is very important in surface chemistry that the material surface can be wetted by liquid and the ultimately spreading extent of the liquid on the surface.
Physical Chemistry.
This research makes full use of the N-acylation reaction trait of amine and acid anhydride, aminated β-CD was able to be introduced into the backbone of MPLA(maleic anhydride modified poly(d,l-lactic acid)) and the main chain structure of PLA was maintained, at last, a novel PLA was acquired, which was based on fully biodegradable matrix materials modified by polysaccharides.
It is very important in surface chemistry that the material surface can be wetted by liquid and the ultimately spreading extent of the liquid on the surface.
Physical Chemistry.
Online since: June 2013
Authors: Qing Zhi Du, Wei Yu, Jun Yang, Jing Jing Ma, Pei Xie
Proposed DPD System Structure and Adoptive PA Models
The baseband functional block diagram of the DPD and transmission system is illustrated in Fig.1, the inverse model of the HPA is extracted by using the estimated error in a recursive least square algorithm to adjusting the input signal which result in offsetting the nonlinear distortion.
Simulation module structure is shown in Fig.1.
Jónsson, in: Theoretical Methods in Condencsed Phase Chemistry, edited by S.D.
Schwartz, volume 5 of Progress in Theoretical Chemistry and Physics, chapter, 10, Kluwer Academic Publishers (2004).
Simulation module structure is shown in Fig.1.
Jónsson, in: Theoretical Methods in Condencsed Phase Chemistry, edited by S.D.
Schwartz, volume 5 of Progress in Theoretical Chemistry and Physics, chapter, 10, Kluwer Academic Publishers (2004).
Online since: July 2013
Authors: Shu Hua Qi, Yi Zhang, Fan Zhang
Preparation and characterization of purified multi-walled carbon nanotubes filled conductive adhesive
Fan Zhang1,a, Shuhua Qi2,b, Yi Zhang3,c
1, 2, 3 Department of Applied Chemistry, School of Science, Northwestern Polytechnical University, Xi’an 710072, P.R.
The structures of the crude MWNTs and the purified MWNTs was evaluated using X-ray diffraction (XRD).
As is shown in Fig.2(a), the crude MWNTs have a large number of MWNTs with a typical sausage-like structures.
Zi: Progress In Chemistry.
The structures of the crude MWNTs and the purified MWNTs was evaluated using X-ray diffraction (XRD).
As is shown in Fig.2(a), the crude MWNTs have a large number of MWNTs with a typical sausage-like structures.
Zi: Progress In Chemistry.
Online since: May 2016
Authors: Erik Janzén, Ivan G. Ivanov, Jawad Hassan, Robin Karhu, Ian Booker
Ivanovc, Erik Janzénd
and Jawad Ul Hassane,
Department of Physics, Chemistry and Biology, IFM Linköping University, 58183 Linköping,
Sweden
arobin.karhu@liu.se, bianbo@ifm.liu.se, ciiv@ifm.liu.se, derija@ifm.liu.se, ejawul@ifm.liu.se
Keywords: Chlorine, Epitaxy, Chemical Vapor Deposition, Carrier Lifetime.
Surface roughness and detailed step structure were obtained using atomic force microscope (AFM) with tapping mode.
Janzén, Carrier Lifetime Controlling Defects Z1/2 and RB1 in Standard and Chlorinated Chemistry Grown 4H-SiC, Cryst.
Janzén, On-Axis Homoepitaxial Growth of 4H-SiC PiN structure for High Power Applications.
Surface roughness and detailed step structure were obtained using atomic force microscope (AFM) with tapping mode.
Janzén, Carrier Lifetime Controlling Defects Z1/2 and RB1 in Standard and Chlorinated Chemistry Grown 4H-SiC, Cryst.
Janzén, On-Axis Homoepitaxial Growth of 4H-SiC PiN structure for High Power Applications.
Online since: September 2011
Authors: Hai Ning Lv, Huai Fang Wang, Xiao Li Zhang
Shrinkage Properties of Wool Treated with Ionic Liquid and Chitosan Biopolymer
Huaifang Wang1, a, Haining Lv2,b and Xiaoli Zhang1,c
1 Dept. of Light Chemistry Engineering, College of textile, Zhongyuan University of Technology, Zhengzhou, China
2 Dept. of Light Chemistry Engineering, College of Material and Textile engineering, Jiaxing University, Jiaxing City, Zhejiang Province, China
a hfwang1980@163.com, b haining8047@163.com, callyzxl@163.com
Keywords: Ionic Liquid, Shrinkage, wool, chitosan
Abstract.
The morphological changes of the cuticle scale surface structure of wool fiber was observed withaJSM - 6360LV scanning electron microscope(JEOL) Wetability Analysis.
SEM of Change of Surface Structure.
The morphological changes of the cuticle scale surface structure of wool fiber was observed withaJSM - 6360LV scanning electron microscope(JEOL) Wetability Analysis.
SEM of Change of Surface Structure.
Online since: October 2012
Authors: Long Li, Cha Ma, Yu Ping Yang, Ying Min Li
At present, nanotechnology has attracted significant attention from scientists, and it has broad application prospects in the fields of agriculture, chemistry, biomedicine, sensors, catalysts, functional materials, environmental protection, space technology and information technology.
A positively charged Mg-Al-nitrate layered double hydroxide (MMH) with brucite-like structure is synthesized, and characterized by TEM, which manifests that the MMH nanocomposite is a regularly shaped hexagonal flaky nanoparticle, as shown in Fig. 1.
The results indicate that the semi-permeable membranes are formed by joint function of pore blocking of micelles and network structures produced through the interaction of nano-latex with polymers.
Wang, Cationic polymer-MMH drilling fluids: Laboratory studies and field application, Oilfield Chemistry, 15 (1998) 207-210.
A positively charged Mg-Al-nitrate layered double hydroxide (MMH) with brucite-like structure is synthesized, and characterized by TEM, which manifests that the MMH nanocomposite is a regularly shaped hexagonal flaky nanoparticle, as shown in Fig. 1.
The results indicate that the semi-permeable membranes are formed by joint function of pore blocking of micelles and network structures produced through the interaction of nano-latex with polymers.
Wang, Cationic polymer-MMH drilling fluids: Laboratory studies and field application, Oilfield Chemistry, 15 (1998) 207-210.
Online since: July 2013
Authors: Yi Wang, Tong Hai Jiang, Jun Dong
Fast Loop Boundary Coverage Testing in Symbolic Execution
Yi Wang1, a, Tonghai Jiang2, b, Jun Dong3, c
1 University of Chinese Academy of Sciences, Beijing, China; Xinjiang Technical Institute of Physics and Chemistry, Chinese Academy of Sciences, Urumqi, China,
2, 3 Xinjiang Technical Institute of Physics and Chemistry, Chinese Academy of Sciences, Urumqi, China,
awangyi_8609@126.com, {bjth, cdongjun}@ms.xjb.ac.cn
Keywords: Software testing; Symbolic execution; Loop coverage
Abstract.
As a common structure in the program, loops usually make the scalability problems more serious.
As one of the three basic structures of the program, the loop is an insurmountable obstacle in symbolic execution.
As a common structure in the program, loops usually make the scalability problems more serious.
As one of the three basic structures of the program, the loop is an insurmountable obstacle in symbolic execution.
Online since: January 2015
Authors: Xiao Fang Wang, Xian Fu Wei, Ling Ya Gu
The absorption and penetration between the varnish and the ink is so small, and the adherence of the ink on the varnish mainly depends on the chemistry for each other.
They have different viscosity and flow characteristics with their different structure of the pre-polymer itself, so forming different roughness on the surface of the film.
Perhaps due to the structure itself, there is migration or volatilization for silicon atoms uniformly distributed in the surface which can promote smoothing effect, so the chemistry between the varnish and the ink increased lead to the combination more closely and the adherence increased.
They have different viscosity and flow characteristics with their different structure of the pre-polymer itself, so forming different roughness on the surface of the film.
Perhaps due to the structure itself, there is migration or volatilization for silicon atoms uniformly distributed in the surface which can promote smoothing effect, so the chemistry between the varnish and the ink increased lead to the combination more closely and the adherence increased.
Online since: June 2014
Authors: Jeremy Zheng Li
The increased element Cr composition in nanocoating can well control molecular diffusion in internal material phase boundary and the intensified grain boundary in nanocoating structure can compensate the oxide loss to keep nanocoating material more durable and reliable in corrosive prevention.
Both results show close results and superior performance in nanocoating than in regular coating because of strong corrosive-resistant in nanocoated material structure.
[14] Jeremy (Zheng) Li, 2012, “Computer Modeling and Experimental Study of Material Surface Improvement by Nano Coating Technology”, International Journal of Materials and Chemistry, Vol. 1, pp.48-50, published in February, 2012
[15] Cai, R., Van, G., Aw, P. and Itoh, K., 2006, “Solar-driven self-cleaning coating for a painted surface”, Journal of Chemistry, Vol. 9, pp.829-835.
Both results show close results and superior performance in nanocoating than in regular coating because of strong corrosive-resistant in nanocoated material structure.
[14] Jeremy (Zheng) Li, 2012, “Computer Modeling and Experimental Study of Material Surface Improvement by Nano Coating Technology”, International Journal of Materials and Chemistry, Vol. 1, pp.48-50, published in February, 2012
[15] Cai, R., Van, G., Aw, P. and Itoh, K., 2006, “Solar-driven self-cleaning coating for a painted surface”, Journal of Chemistry, Vol. 9, pp.829-835.