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Online since: March 2022
Authors: Di Li
This is a high technology that can help us to make different structure materials on the one equipment.
Especially on the complex structure.
The chemistry property and the appearance didn’t change after the heat treatment.
But as I said before, one of the advantages of the AM processing is that it can create some complex structure materials, which could be a challenge for the worker.
Fatigue & fracture of engineering materials & structures 42.5 (2019): 991-1009
Online since: January 2022
Authors: Thi Huong Vu, Ngoc Yen Truong, Hoc Thang Nguyen, Thi Hong Thuy Le, Van Khoi Nguyen, Thi Luong Nguyen, Thanh Tung Nguyen, Thi Thu Ha Pham
The structure of fatty acids consists of both hydrophilic and lipophilic groups in a single molecule possess from 12 to 28 carbon atoms in the alkyl group.
The surface structures of the film are also affected by the structure and stability of the original emulsion [2].
The mechanical properties of lipid-containing films are influenced by the structure and stability of the emulsion.
Pérez-Gago, Fatty Acid Effect on Hydroxypropyl Methylcellulose – Beeswax Edible Film Properties and Postharvest Quality of Coated ‘Ortanique’ Mandarins, Journal of Agricultural and Food Chemistry 56 (2008) 10689 – 10696
Effects of Lipid Type on Water Vapor Permeability, Film Structure, and Other Physical Characteristics, Journal of Agricultural and Food Chemistry 50 (2002) 3977–3983
Online since: January 2015
Authors: Wen Chang Zhuang, Yan Chen, Jing Li, Xin Wang
Solid phase synthesis and optical properties of CdTiO3 submicron particles from Cd(OH)2 and P25 TiO2 Jing Li a,*, Xin Wang, Yan Chen, Wenchang Zhuang School of Chemistry and Chemical Engineering, Xuzhou Institute of Technology, Xuzhou 221111, China alijingxz111@163.com, 1363340363@qq.com, chenyan681110@126.com, windchant@xzit.edu.cn Keywords: Cadmium titanate; Solid phase synthesis; Optical properties Abstract.
The composition and structure of the as-synthesized CdTiO3 submicron particles were characterized by X-ray diffraction and transmission electron microscopy.
It has been reported that the properties and applications of CdTiO3 are strongly related to its structures, which in turn depend on its synthesis methods and synthesis conditions [8-14].
The composition and structure of the as-synthesized CdTiO3 submicron particles were characterized by X-ray diffraction and transmission electron microscopy.
Online since: January 2015
Authors: Cai Cai Chang, Yan Hong Jia, Ai Li Zhang
Design of Formulation and Performance Research of Water-borne Epoxy Modefied by 3-(trimethoxysilyl)propyl methacrylate Anti-corrosion Coatings Aili Zhang1,a, Caicai Chang1,b,Yanhong Jia1,c 1.College of Environment and Chemistry Engineering, Shenyang Ligong University, Shenyang 110159, China.
In this case, the coatings’ anti-acid, alkali and salt’s properties is good, the impedance values was up to eight orders of magnitude, the corrosion current was 9.59 × 10-8A and every indicator met the requirements of the JB/T224-2007 "Building with Steel Structure Anticorrosion Coatings".
Journal of Physics and Chemistry of Solids.
Online since: June 2012
Authors: Guang Yin Wang
Investigation Progress on Microelectronic Materials:Carbon Nanotube and Graphene GuangYin Wang Department of Chemistry, Dezhou University, Dezhou 253023, China Email: wgy_sddz@163.com Keywords: Microelectronic materials; Carbon nanotube; graphene Abstract: In this paper, the structures and electrical properties of carbon nanotube and graphene were introduced, which have advantage in making microelectronic materials.
Structures and electrical properties of CNTs and graphene 1.1.
Structures of CNTs With typical layered hollow structure, carbon nanotubes (CNTs), also known as bucky tubes [2-3], are one kind of one dimensional material with special structure, in which there are a certain included angle between neighboring layers.
The bodies of CNTs, with quasi circular tube structure, are composed of hexagonal carbon rings, however, the end caps of CNTs have polygon structure composed of pentagonal carbon rings, alternatively known as polygonal taper with multi-wall structure.
Electrical properties of CNTs The structure of CNTs is the same as the graphite’s layered structure, which means the CNTs with good electrical properties.
Online since: January 2015
Authors: Ming Zhang, Min Qun Lin, Ben Long Wei, An Ning Zhou, Fu Sheng Yang
Researches on Hydrogel Based on Environmental Minerals Fusheng YANG1,a, Minqun LIN1,b, Benlong WEI1,c, Ming ZHANG 1,d, Anning ZHOU1,e 1 College of Chemistry and Chemical Engineering, Xi’an University of Science and Technology, Xi’an, Shaanxi Province, People’s Republic of China, 710054 a fushengyang@163.com, b 1305233375@qq.com, c 291656456@qq.com, d zhangming_095@126.com, e anningzhou2004@yahoo.com Keywords: Hydrogel, Bentonite, Kaolin, Attapulgite, Diatomite Abstract.
Current investigations mainly focus on water absorption performance of hydrogels, insufficient concerns about porous structure, cohesiveness, surface electrical characteristics, corrosion resistance and thermal stability were paid.
CPAM was used as both an intercalating agent to enlarge interlayer space and a linear polymer chain to fabricate the semi-IPN structure.
Hydrogel based on attapulgite Attapulgite is magnesium-rich silicate mineral with unique three-dimensional structure and larger surface area.
SH is a kind of organic acid with multi-functional structure.
Online since: August 2014
Authors: M.N. Muhammad Fariz, Norkhairunnisa Mazlan
Geopolymer material provides a cost effective and sustainable solution by recycle the hazardous residue material and it undergone green chemistry technique treatment.
Introduction Geopolymer is an inorganic polymer with three dimensional crosslink alumina silicate structure [1-3].
The expansion of fly ash geopolymer coating might be due to the swelling of high silica content which appeared as pockets within the geopolymeric gel structure [33].
Rossignol, A geopolymer mortar for wood and earth structures.
Davidovits, Geopolymer chemistry and applications (2008)
Online since: December 2011
Authors: Jing Ji Zhang, Ping Zhan Si, Hong Liang Ge, Qiao Hong Yu, Zheng Fa Li, Yong Xiang Li, Jiang Ying Wang
Differences of their crystal structures were analyzed and discussed.
At room temperature, the hexagonal crystal structure of NST is obtained with the space group P3c1.
The difference in crystal structure between NST and NET lies in the following points.
NET shows a similar crystal structure to NST.
Davis, in: Influence of Chemistry and Processing on the Electrical Properties of Ba6-3xLn8+2xTi18O54 Solid Solutions, edited by P.
Online since: March 2007
Authors: Guang Sheng Guo, Ying Wang, Wen Ren, Fu Bo Gu, Hong You Guo
For Science and Technology of Controllable Chemical Reactions, Education Ministry, Beijing University of Chemical Technology, Beijing 100029,China *aguogs@mail.buct.edu.cn Keywords: laser chemistry, nanometer-sized Fe2O3, gas-sensitive properties Abstract: Iron oxide nanoparticles have been synthesized by laser-induced vapor-phase reaction.
The reason possibly is that the size of Sr 2+ is very close to the one of Fe 3+ and Sr2+ take the place of Fe3+ in the structure of the α-Fe2O3 corundum to become condensate, which result in the increasing of electrons.
Online since: March 2005
Authors: Petr Bezdička, O. Schneeweiss, R. Alexandrescu, I. Morjan, B. David, N. Pizúrová
Iron/graphite core-shell structured nanoparticles prepared by annealing of nanopowder B.
Alexandrescu 3 1 Institute of Physics of Materials AS CR, CZ-61662 Brno, Czech Republic; david@ipm.cz, pizur@ipm.cz, schneew@ipm.cz 2 Institute of Inorganic Chemistry AS CR, CZ-25068 Řež, Czech Republic; petrb@iic.cas.cz 3 National Institute for Lasers, Plasma and Radiation Physics, P.O.
Under TEM we have observed core-shell structured nanoparticles whose α-Fe core can be single domain or multidomain depending on its diameter.
Crunteanu, Materials Chemistry and Physics 55/2 (1998), p. 115