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Online since: November 2011
Authors: Yong Liang Zhao, Wei Guo Wang, Ya Nan Gu, Jia Li Wan, Yu Jia Cui, Peng Li
MATERIALS AND METHODS MATERIALS PEG20000(SIGMA); Adipic acid dihydrazide, ADH(SIGMA); Poly diglycidyl ether, PDE(SIGMA); 1,4-Butanediol diglycidyl ether, BDDE(Alfa Aesar); Hyaluronidase (SIGMA); Medical level sodium hyaluronate dry powder(09120810)(Shandong FuRuiDa biological chemical Co., LTD); Carbazole(Chinese medicine group Shanghai chemical reagent company); The standard glucuronic acid(Shanghai biological technology Co., LTD); Folin-Ciocalteu's phenol(Shanghai Ruji biological technology development Co., LTD); NaOH; HCl; Na2HPO4; NaH2PO4; Anhydrous alcohol; phenol; FA1204B electronic balance (Shanghai precision &scientific instrument Co., LTD); 85-type 1 constant temperature and heating magnetic blender (changzhou guohua instrument plant); 723 N uv-vis spectrophotometer; HH-4 display constant temperature water-bath pot; TGL-16 C high-speed centrifuge; LDZX-50 a KBS vertical pressure steam sterilization pot; Mooney viscometer having rotor syringe; Ubbelohde viscometer.
Acknowledgements The research work was funded by the Commission of Science and Technology of Henan Province (CSTHP), the Program for Tackling Key Problems, programs No.112102310326 and the Commission of Education of Henan Province (CEHP), the Science Foundation Program, programs No. 2011A180007; Henan University of Technology, special program of introducing persons of ability No.2007BS023.
Journal of Clinical Rehabilitative Tissue Engineering Research 2008 ,April 1,No.14
Online since: July 2014
Authors: Jia Huang, Shu Pei Wang, Han Jie Zhang
Research on the Protection of Yichang traditional dwellings and the sustainable development of cultural tourism Shupei Wang1, a, Jia Huang1,b and Hanjie Zhang1,c 1College of Civil Engineering and Architecture, China Three Gorges University, Yichang, China a504559120@qq.com, b804696038@qq.com Keywords: Yichang traditional dwellings protection cultural tourism sustainable development Abstract.
Its historical, cultural value has been gradually recognized by people, There are more than 30 antiquities belong to the distinctive traditional dwellings or ancient villages included the nation key cultural relic preservation organ announced in 2001.As the pace of life continues to increase, people start to choose the traditional dwelling as a new tourism places, which is rich in cultural and historic relics.
For some important, have the stronger protection value local-style dwelling houses not isolation protection, In the process of long been visiting,the dwellings appear many problems, such as: the problem of destruction building decorative surface, old building materials and so on.
The traditional dwellings are the crystallization of the wisdom of local residents,when we inherit those traditional dwellings, we can not just imitate their architectural forms, but should carefully weigh its structure form, construction materials, space scale and the location of the building, at the same time, we should also give full consideration to the feeling of building space and cultural atmosphere.
Online since: February 2013
Authors: Yi Bo Wu, Guo You Liu, Ning Hua Xu, Ze Chun Dou
Thermal management is one key step of module packaging design.
Module structure is comprised of seven layers of different material compositions, including six different contact interfaces, as shown below in Figure 1 (a) and (b).
The values of the R’s and C’s can be estimated using the module’s material properties and physical dimensions [8].
According to the IGBT module with 1500A/3300V rating power, the specific geometric dimensions and material properties are listed in Table 1.
Pluschke: State-of-the-art Power Module Design for Renewable Energy Application, Journal of International Council on Electrical Engineering, 2 (2012) 79-83
Online since: October 2015
Authors: Jaroslava Kubanova, Miroslava Britanakova, Jan Lizbetin, Ondrej Stopka
Li, A Method of Tools AE Signal Feature Extraction Based on Wavelet Packet Analysis, In: Key Engineering Materials, Vol. 474-476 (2011) 189-194
Peng, Development and Performance Evaluation of EGR System on Light Duty Vehicle, In: Advanced Materials Research, Vol. 860-863 (2013) 1710-1714.
Online since: February 2013
Authors: Qing Ping Du, Yan Xu Li, Zi Qiang Meng, Bin Yan Huang, Ru La Sa
Effects of sulfur dioxide inhalation on bronchoalveolar lavage fluid and membrane fluidity of alveolar macrophage in rats DU QingPing 1, a, HUANG BinYan1,b , SA RuLa2,c, LI YanXu1,d Ziqiang Meng3,e 1School of Environmental Science and Engineering ,Guangdong University of Technology, Guangzhou, 030006, P.
Materials and methods Sulfur dioxide SO2 was purchased from Dan Pu Bei Fen (Beijing, PR China, Purify=99.99%).
The η and P are inversely proportion to cell membrane fluidity, as described in Materials and Methods.
Alveolar macrophages (AM), one kind of main defensive cells, play a key role in airway inflammation response and the defensive process of clearing the inhaled solid particles by releasing prostaglandins, thromboxane, oxygen free radicals and platelet-activating factor[8].
Online since: March 2015
Authors: Qian Xiang, Jian Guo Yang, Zhi Jun Lu, Lan Xu, Bin Liu
Introduction The spinning production is a complex industrial process, and the yarn quality is mainly affected by the materials, equipment and other key process parameters.
The simulation process is as follows: According to actual production requirements for process parameters and raw materials index, press random numbers uniformly distributed random 1 group was used to simulate experimental conditions and uses the paper’s network for prediction, Chosen from the predicted results with minimum yarn unevenness CV value data as the optimal process parameters, the optimum process parameters of simulation part is shown in table 3.
[5] Neural Networks for Appeied Sciences and Engineering-From Fundamentals to Complex Pattern Recognition. / (American) (Samarasinghe.
Online since: May 2011
Authors: Jie Zhao, Yong Jian Liu, He Wang, Xian You Qi, Fa Jun Zhao
Main raw materials: heavy oil samples in Liaohe oilfield Experimental Methods Weigh a certain amount of heavy oil and add water with the mass fraction of 30% to 300mL of intermittent high-temperature autoclave soluble organic acid catalyst with the mass fraction of 0.1%, hydrogen donor mass fraction formic acid as well as urea additives with the mass fraction of 7%.
This phenomenon explains that due to evaporation and the material diluted by the heavy oil which carries aliphatic side chains (generated by thermal effects), it results in a more stable hydrocarbons.
Structure determination and analysis of asphaltine before and after upgrading and viscosity reaction under the effect of additive Infrared Spectroscopy.Infrared spectroscopy is one of the methods to identify the material structure and contained functional groups.
Generally speaking, the chemical reaction of these processes is quite complex, but its basic principle, the nature of thermal activation, the primary key break, free radicals and its basic response should be very similar.
Chemical Engineering Progress, 27 (9):1453-1459(2008) [3] Liu Yongjian, Zhao Jun, Zhao Guo, et al. experimental study on the upgrading of aquathermolysis of Hydrogen formic acid in heavy oil [J].
Online since: September 2013
Authors: Rohit S. Khedkar, Shriram S. Sonawane, Kalais L. Wasewar
Wasewar1,c 1 Chemical Engineering Department VNIT, Nagpur, India 440010 arohit.chemin@gmail.com, b shriramsonawane@gmail.com (corresponding author), c k_wasewar@rediffmail.com, [Submitted: May 22, 2012; revised: September 29, 2012; accepted: December 18, 2012] Keywords: Crystalline TiO2 nanoparticles, Sonication, Hydrolysis, Nanofluid, viscosity, Stability.
Control of the size, shape, and structure of the colloidal precursor is an important factor in determining the properties of the final material.
High-refractiveindex thin films prepared from trialkoxysilane-capped poly (methyl methacrylate)-titania materials, Chem.
Ovenstone, Crystallization of anatase from amorphous titania using the hydrothermal technique: effects of starting material and temperature, J.
Gao, Synthesis of nanosized TiO2 by hydrolysis of alkoxide titanium in micelles, Key Engg.
Online since: May 2015
Authors: Xiao Gang Liu, Yong Chen, Ming Xiang Chen, Ke Cheng Li
Research on the preparation of nanoporous copper using Taguchi method Kecheng Li1, a, Xiaogang Liu1, b, Yong Chen1, c, and Mingxiang Chen1, d * 1 School of Mechanical Science & Engineering, Huazhong University of Science & Technology, Wuhan , China, 430074 akclee@hust.edu.cn, bxgliu@hust.edu.cn, chbcy147@163.com, dchimish@163.com Keywords: preparation process; nanoporous copper; pore size; process parameters; Taguchi method Abstract.
Introduction Due to high surface area and low density, nanoporous metals (NPMs) show some novel properties, such as high chemical activity and robust mechanical strength, which have attracted more and more attention as a kind of brand new functional materials.
Acknowledgment This work was supported by the Nature Science Foundation of China (NSFC) under grant number 51275194 and State Key Laboratory of Advanced Technology for Materials Synthesis and Processing (Wuhan University of Technology, No: 2014-KF-11).
Online since: August 2018
Authors: Jian Huang, Ke Tang, Lin Jun Wang, Xin Yu Zhou, Bing Ren, Yi Fan Xi
Growth of Highly (110) Oriented Diamond Film by Microwave Plasma Chemical Vapor Deposition Yifan Xia, Jian Huangb*, Ke Tangc*, Xinyu Zhoud, Bing Rene and Linjun Wangf School of Materials Science and Engineering, Shanghai University, No. 333 Nanchen Road, Shanghai 200444, China abfsb2345@sina.com, b*jianhuang@shu.edu.cn (corresponding author), ctangke@shu.edu.cn (corresponding author), d1053928229@qq.com, e843942755@qq.com,fljwang@shu.edu.cn Keywords: diamond; orientation; chemical vapor deposition.
High quality Ohmic contact plays a key role to investigate electrical properties.
Koide, Carbon-Based Materials: Growth, Properties, MEMS/NEMS Technologies, and MEM/NEM Switches, Crit.
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