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Online since: March 2024
Authors: Alonso Donaryre, Javier Nakamatsu, Keliee Vilcahuaman, Mariela Elgegren, Suyeon Kim
Alginate (AL) is natural polysaccharides polymer obtained from brown algae possessing mannuronic acid unit (M) and Guluronic acid unit (G) in the structure.
Food Chemistry, 72(4), 431–437. https://doi.org/10.1016/S0308-8146(00)00251-X [12] Ghareaghajlou, N., Hallaj-Nezhadi, S., & Ghasempour, Z. (2021).
Food Chemistry, 365, 130482. https://doi.org/10.1016/j.foodchem.2021.130482 [13] Pakolpakçıl, A., Osman, B., Göktalay, G., Özer, E.
Food Chemistry, 68(1), 101–107. https://doi.org/10.1016/S0308-8146(99)00170-3
Online since: October 2008
Authors: Guo Sheng Gai, Xiao Hua Liu, Xing Dong Lü
This indicated that the crystal structure of phosphors didn't be changed during encapsulation, but the encapsulation film will more or less decrease the quantum efficiency due to its reflection, scattering and absorbing to light.
References [1] Liu Yinglang and Ding Hong: Chinese Journal of Inorganic Chemistry Vol. 17(2001), p181 [2] Van Duynhoven and Debra May, U.S.
Patent 1,371,957(2002) [8] Lü Xingdong: Materials Chemistry and Physics, Vol. 93 (2005), p526 [9] Xingdong Lü, Minjuan Zhong, Wangen Shu, Quanmao Yu, Xinqiang Xiong amd Renqing Wang.
Chinese Applied Chemistry Vol. 20(2003), p1003 [11] Yuan Shaoxia, C.N.
Online since: June 2011
Authors: Jun Wei Yu, Xiao Li Liu, Chang Sheng Liu, Dong Ping Sun
Biosynthesis of Carboxymethylated bacterial Cellulose Composite for Wound Dressing Junwei Yu, Xiaoli Liu, Changsheng Liu and Dongping Sun* Key Laboratory for Soft Chemistry and Functional Materials of Ministry Education, Nanjing University of Science and Technology, Nanjing 210094, China *corresponding author: Tel / fax : +86-25-84315079; E-mail: dongpingsun@163.com (D.P.
Compared with bacterial cellulose, the structure of network of COL/BC composite changed.
Huang: Materials Chemistry and Physics, 110(2008), p.193
Stephanie: Journal of Polymer Science: PartA: Polymer Chemistry, 42(2004), p.463
Online since: July 2012
Authors: Zhong Bin Ye, Zhu Jun Zhang, Yan Xiong, Ying Huang
Flow injection on line oxidizing fluorometry coupled to microdialysis sampling for studying phentolamine-bovine serum albumin interaction Ying Huang1, a, Yan Xiong1,b, Zhongbin Ye2,c, Zhujun Zhang3,d 1School of Chemistry and Chemical Engineering, Southwest Petroleum University, Chengdu, 610500, China 2State Key Laboratory of Oil and Gas Reservoir Geology and Exploitation, Southwest Petroleum University, Chengdu, 610500, China 3School of Chemistry and Materials Science, Shaanxi Normal University, Xi’an, 710062, China ahying922@hotmail.com, byanxiong207@yahoo.com.cn, cyezb@swpu.edu.cn, dzzj18@hotmail.com Keywords: Microdialysis; Flow injection; Phentolamine-protein interaction; Fluorescence detection Abstract.
of ch as flow injection analysisinrcticalnique could lysis, ng has been employed to couple with the analytical systems. comparing Fluorescence detection has been used extensively in analytical chemistry due to its excellent characteristics of high sensitivity and good selectivity.
Fig.1 Molecular structure of phentolamine Fig.2 Schematic diagram of the FI-MD-FL on-line detection system for in vitro determining drug-protein interaction 1: phentolamine /BSA mixture solution; 2: stirrer; SP, microdialysis syringe pump; KH-1, Model KH-1syringe micropump controller system; DF-101S, DF-101S super thermostat water bath controller; MP, microdialysis probe; P, peristaltic pump; a, water carrier; b, acidic cerium(IV) solution; V, injection valve; F-4500, F-4500 fluorescence spectrophotometer; F, quartz flow cell; Ex, Excitation; Em, Emission; PMT, Photomultiplie ; W, Waste; PC, Personal computer.
Online since: October 2011
Authors: Shi Xiao Hong, Li Mei Chao, Zhu Jing Na
It is well known that most of HOCs are toxic due to the halogen contained in their structure [2], while halogen-free organic compounds are usually much less toxic, and can be disposed by more convenient and economic manners [3,4].
Wang, in: Application of Infrared Spectroscopy in Organic Chemistry and Drug Chemistry, chapter, 12, Beijing Science Press (2001).
Zhang: Progress in Chemistry Vol. 18 (2006), p. 87, In Chinese
Online since: May 2011
Authors: Thein Thein Kyaw, Kyaw Myo Naing, Nyunt Win
Study on Anodizing Processes for formation of Nano porous Aluminum oxide Thin Films Thein Thein Kyaw1, a, Kyaw Myo Naing2,b and Nyunt Win3,c 1Department of Chemical Engineering, School of Engineering and Science, Curtin University, Sarawak, Malaysia. 2Department of Chemistry, Yangon University, Yangon, Myanmar. 3Department of Chemistry, Yangon University, Yangon, Myanmar.
It closed the porous structure of the oxide coating and prevents the colour film from leaching out.
Acknowledgements The author wish to express deepest gratitude to Professor Nyunt Wynn, Dr Kyaw Myo Naing, Department of Chemistry, University of Yangon and Mr Zeya Oo, School of Engineering and Science, Curtin University of Technology for their encouragement, guidance and suggestion.
Online since: October 2012
Authors: Yi Hua Nie, Dong Liang Kuang, Jian Ying Yu, Yun Long Zhang, Xuan Pu Zhang
Asphalt mainly derives from petroleum, to some extent, it belongs to high polymer and is an organic material having the extremely complex chemical structure, with the thermodynamic reversible process nature of the dissolution and precipitation, which determines the aging asphalt can be sustainable used, which also determines their aging behavior and recycling behavior is very complex.
It shows that the same asphalt, different aging time, same regeneration agent, under different mixture ratios, asphalt recycling mechanisms are as follows: For the same blending ratio from horizontal comparison with the increase of aging time: asphalt chemical conversion first increases and then decreases, and colloid chemistry outputs and saturated chemical inputs decreases straightly, and chemical inputs of aromatics reduces straightly.
For the same blending ratio, with the increase of aging time, asphaltene chemical conversion outputs increases first and then decreases, and colloid chemistry conversion outputs decreases, and aromatics chemistry conversion inputs reduce, and saturated chemical conversion inputs increase.
Online since: December 2013
Authors: Chang Qing Wang
Solvent-Free Stereoselective Synthesis of Chalcones via Wittig Reaction of Arsonium Ylide by Grinding Wang Changqing* 1Key Laboratory of Jiangxi University for Applied Chemistry and Chemical Biology, College of Chemistry and Bio-engineering, Yichun University, Yichun 336000, China pharmawang@163.com Keywords: Arsonium ylide, grinding, wittig reaction, stereoselective synthesis Abstract.
For the standpoint of sustainable environment and minimising pollution, developing green chemistry methodologies has been receiving increasing attention.
The E-isomer structures of compounds 3a - 3l are confirmed by the coupling constants of alkenyl protons.
Online since: January 2014
Authors: Xiang Ting Zhang, Qing Shan Zhao, Xiao Song Zhang, Jing Xu
The special components and structures of 11S and 7S were different, so their influences on the functional performance of the soy protein varied[3-4].
Maruyama: Journal of Agricultural and Food Chemistry Vol. 47 (1999), p. 5278-5284
Nagano: Journal of Agricultural and Food Chemistry Vol. 40 (1992), p. 941-944
Johnson: Journal of Agriculture and Food Chemistry Vol. 48 (2000), p. 2702-2708
Online since: October 2010
Authors: Ju Lan Zeng, Yi Min Dai, Xun Li, Dong Mei Luo, Zhong Cao
Sensing Analysis of Aluminum Alloy Materials Based on Chemical Acoustic Emission Signals Zhong CAO1,a,, Julan ZENG1,b, Yimin DAI1, Xun LI1 , Dongmei LUO2,c, 1 Hunan Provincial Key Laboratory of Materials Protection for Electric Power and Transportation, School of Chemistry and Biological Engineering, Changsha University of Science and Technology, Changsha 410004, P.
Introduction Modern analytical chemistry has mainly focused on the traditional information sources such as mass, electricity and light signals [1].
Solid particles in the slush act as nucleation sites, producing an equiaxed grain structure and limiting segregation.
Gao: Frontiers of Analytical Chemistry (Science Press, Beijing 1991)