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Online since: September 2021
Authors: Luiza I. Kitieva, Abubekir Kh. Shaov, Timur A. Borukaev, A.A. Kyarov
In this case, the process of dehydrohalogenation and the formation of various polyene structures depends on the presence of hydrogen chloride molecules, which did not have time to leave the reaction zone and can catalyze the further process of destruction [13].
Guzeev, Structure and properties of filled polyvinylchloride, Scientific fundamentals and technologies, St.
Kolcova, Investigation of the effect of combinations of antimony trioxide with non-toxic flame retardants on the fire resistance and properties of rubber based on general purpose rubbers, Journal of Applied Chemistry. 8 (88) (2015) 1227-1232
Online since: September 2016
Authors: Le Hua Qi, Shao Lin Li, Ting Zhang, Kai Yuan Dong, Ji Ming Zhou
Magnesium alloy, known for its excellent specific strength and machining performance, is one of the lightest structure materials with wide application prospect.
The crystalline structure of the fibers was measured with X-ray diffraction.
Vincent, Physico-chemistry of interfaces in inorganic-matrix composites, COMPOS SCI TECHNOL, 61 (2001) 355-362
Online since: September 2024
Authors: Nandang Mufti, Jeniva Dinta Nanda Fahreza, Salsabilla Nazla Husna, Silvi Rahmawati Wibowo, Viona Lidya Haryati Putri
Their structure involves two electrodes, an electrolyte, and a separator that electrically isolates the electrodes [9].
The surface morphological structure of the samples was analyzed using a Scanning Electron Microscope (SEM; FEI Inspect-S50). 2.6 Electrochemical Measurements The efficiency of the coin cell will be tested using the Cyclic Voltammetry (CV) method with a scanning speed of 10 mV/s and using Gamry software to analyze the data obtained. 3.
Wang et al., “The Journal of Physical Chemistry C Volume 113 issue 30 2009 [doi 10.1021%2Fjp902214f] Wang, Yan; Shi, Zhiqiang; Huang, Yi; Ma, Yanfeng; Wang, Chengyan -- Supercapacitor Devices Based on Graphene Materials.pdf,” J.
Online since: July 2015
Authors: Agnieszka Szczotok, Aneta Gądek-Moszczak, Maciej Kołomycki, Jacek Nawrocki
Such domains are the materials science (an analysis of a surface layer [13, 14]) and other scientific or industrial areas, e.g. an image analysis [15], 3D modelling of materials structure [16], corrosion protection [17], a microstructure analysis [18], fatigue tests [19, 20] or even botanical pharmacology and phytochemistry [21-23].
Dziadur, Application of computer-aided analysis of an image for assessment of reinforced polymers structures, Polimery (Industrial Chemistry Research Institute, Warsaw) 51/3 (2006) 206-211
Online since: October 2015
Authors: Pavel Mec, Jana Boháčová, Josef Koňařík, Petr Závrský
As further activator, DESIL AL, which is a colloidal solution with the addition of aluminum, whose framework is very similar to zeolitic structures and is identified by the producer as a geopolymeric binder was used in the experiment.
Koňařík, Bachelor thesis: The influence of activator on the basic properties of alkali-activated systems, VŠB - Technical University of Ostrava, Faculty of Civil engineering, Department of Building materials and diagnostics of Structures, Ostrava, 2014
Davidovits, Geopolymer, Chemistry and application, Institut Geopolymére, 2008
Online since: May 2020
Authors: Wei Hua Cui, Hui Wang, Jia Yi Lin, Bin Han, Xi Hao Liu
However, the selective electron beam melting technique is limited to a simple structure in which the path is in the same plane and the path is mainly linear, and the welding needs to be carried out in a vacuum chamber [12].
The process repairs complex thin-walled structural molds such as porous, lattice structures and the like. 4) The process has a fast heating rate, a small heat input, and a small heat affected zone.
The laser cladding process is a complex additive manufacturing process involving many complex reactions such as metallurgy and physical chemistry.
Online since: September 2016
Authors: Alexander V. Udaltsov, Vladimir P. Lyutoev, Dmitri V. Belykh
Belykh3,c 1Faculty of Biology, Lomonosov Moscow State University, 119234 Moscow, Russia 2Institute of Geology of Komi Science Center, UrB RAS, Syktyvkar, Russia 3Institute of Chemistry of Komi Science Center, UrB RAS, Syktyvkar, Russia email: a avu151@yandex.ru, b vlutoev@geo.komisc.ru, c belykh-dv@mail.ru Keywords: Manganese complexes; Assemblies; Hydrophobic core; Hydrogen bonding.
ΔBpp = exp {a c(Mn2+)/c(w) + b} (2), where c(Mn2+) and c(w) are concentrations of manganese ions and water, respectively, a and b are the parameters of water structuring around Mn2+ ions, a=3.7182, b=3.9141.
Theoretical dependence derived from the experimental data establishing the relation between ΔBpp and number of water molecules per manganese ion allows clarifying the complex structure involving water molecules in combination with other means of spectroscopy and XRD.
Online since: October 2023
Authors: O.P. Thakur, Prachi Jain, S. Shankar Subramanian
Multiferroic materials are valuable to use as a renewable source of energy because of their porous structure [3].
Particularly, copper ferrite (CuFe2O4) has an inverse spinel structure having different occupation of the vacancies: M2+ cations are placed in octahedral voids with half of the vacancies are occupied by the Fe3+ ions, whereas the other half is occupied by another Fe3+ ions present in tetrahedral voids.
Materials Chemistry and Physics, 262, 124277
Online since: December 2023
Authors: Tullio Monetta, Annalisa Acquesta
This process involves a change not only in the composition of the coating, which is enriched with the elements present in the electrolyte and in the alloy itself, but also in its structure which will be porous.
The porous structure of the oxide is, in fact, very similar to that of bone tissue and this favours osseointegration and the growth of healthy cells around the implant.
[5] H Lee et al., “Mussel-inspired surface chemistry for multifunctional coatings”.
Online since: March 2007
Authors: Tohru Yamasaki, Takeshi Fukami, Nobuyuki Nishiyama, Hisamichi Kimura, Akihisa Inoue, Daisuke Okai, Yoshihiko Yokoyama, S. Maeda
Inoue3 1 Department of Materials Science & Chemistry, Graduate School of Engineering, University of Hyogo, 2167 Shosha, Himeji, Hyogo 671-2280, Japan 2 Graduate Student, University of Hyogo, Himeji 671-2280, Japan 3 Institute for Materials Research, Tohoku University, Sendai 980-8577, Japan 4 RIMCOF, R & D Institute of Metals & Composites for Future Industries, Sendai 980-8577, Japan a e-mail, yamasaki@eng.u-hyogo.ac.jp Keywords: Zr55Cu30Al10Ni5, supercooled liquid, penetration viscometer, high-speed heating Abstract.
In the glass forming process from the liquid, the most important factor is the temperature dependence of the viscosity of the supercooled liquid, and the viscosity is sensitive to the liquid structure at molecular level.
The glassy structures of as-casted samples were examined by using an X-ray diffractometer using the Cu-Kα radiation (40kV-20mA).