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Online since: April 2012
Authors: Sébastien Perrier, Christophe Issartel, Frédéric Riffard, Françoise Rabaste, Raphaël Rolland, Henri Buscail
For isothermal oxidation, the oxide scale surface and cross-section morphologies and chemistry were investigated by using a scanning electron microscopy (SEM) JEOL JSM-6400F equipped with an energy dispersive X-ray spectroscopy analyser (EDS).
This steam effect on the chromia scale structure is in accordance with other results obtained on nickel-based alloys [13, 25].
Online since: September 2011
Authors: Kazuya Kurokawa, Akira Yamauchi, Toto Sudiro, Tomonori Sano, Shoji Kyo, Osamu Ishibashi, Masaharu Nakamori
The effect of Ni addition on the scale structure of the CrSi2 alloys was almost neglected.
Su: Materials Chemistry and Physics 89 (2005), p. 445-453
Online since: April 2011
Authors: A.B. Shubin, L.F. Yamshchikov, K. Y. Shunyaev
This result is similar to the structure of Sc-Ni multi-layer films [9].
Physical Chemistry Vol. 59 (1985), p. 2930 [12] L.F.
Online since: January 2009
Authors: Suresh Chandra Parida
Crystal Structure of MFe12O19 Hexaferrites The M-type hexaferrites of general formula MFe12O19 (M = Sr, Ba and Pb) belong to the magnetoplumbite-type structure with space group P63/mmc [89].
According to this structure, the local moments of Fe 3+ ions are about 5 µB.
However, thermal annealing of the activated product reverts back the magnetic hyperfine structure.
Electronic Structure of MFe12O19 Fang et al. [109] have carried out the first principles calculation of the electronic structure of SrFe12O19.
Buchel: Industrial Inorganic Chemistry (VCH, Weinheim 1989)
Online since: August 2024
Authors: Mohammad Jawaid, Othman Y. Alothman, Hamid M. Shaikh, Basheer A. Alshammari, Abdullah Alhamidi
The resulting PP/DNF biocomposites films were subsequently analyzed by various analytical techniques to established structure property relationship.
The surface morphology of some samples shows the compact and smooth feature, indicating the incorporation of fiber fillers could improve the structure of polymer.
Filler materials that have a larger to smaller geometrical ratio are of greater interest and are therefore more suitable for use as reinforcements in the formulation of nanocomposite. [5] These naturally occurring fillers, which are derived from lignocellulosic materials, are classified as supramolecules and consist of polymers such as lignin, cellulose and hemicellulose moieties arranged in a three-dimensional structure.
In addition, the peaks at 1219 cm-1, 1371 cm-1, and 1438 cm-1, were assigned to the C-C bending of polymer backbone structure [14].
Journal of Industrial and Engineering Chemistry. 134 (2024) 231-243
Online since: March 2020
Authors: Hong Bo Zhang, Wen Jun Zhang, Fu Liang Jiang
Span 80 was obtained from Adamas-Beta (Shanghai, China) used to improve the phase viscosity and stabilize the microbubble structure.
(e) SEM characterization of intact microbubble and (f) Core-shell structure in collapsed microbubbles.
While some of microbubbles collapsed and possessed the hollow gas core structure (Fig. 2f).
It was notable that the microbubbles were difficult to manipulate due to their unique hollow core-shell structure and poor shell thickness.
Huck, Microdroplets in Microfluidics: An Evolving Platform for Discoveries in Chemistry and Biology, Angewandte Chemie-International Edition 49(34) (2010) 5846-5868
Online since: August 2011
Authors: Gen Zhe Huang, Zeng Hui Li, Jian Yin Tang
This can be approved by the observation of matrix microstructure, i.e. the matrix microstructure at phase transformation zone for the indefinite chilled cast iron is changed from original bainite (Fig.1(b)) to the typical martensitic structure (Fig. 7).
Bass (ch.5), (1983), p236 [9] Yunxu Liu: Principle of Heat Treatment of Metal, China Machine Press, (1985), p4 [10] Kac S, Kusinski J: Materials Chemistry and Physics, Vol. 81 (2003), p510 [11] Colaco R, Vilar R: Wear, Vol. 258 (2005), p225 [12] Daqing Zhu, Duluo Zuo, Shimin Li et al: Laser Technology, Vol.1 (2000), p292 (in Chinese) [13] Mazumder J: Laser heat treatment-the state of art.
Online since: November 2011
Authors: Gen Yuan Zhang, Dan Xia Lv, Guan Xing Zhao, Fei Zuo
Introduction Physical and chemical properties of polycrystalline metal materials depend on the materials’ composition as well as the grain’s size and structure in the grain growth process. 2D Monte Carlo (MC) was taken attention to and got application soon after it was taken out.
(1) where Aγ was interface energy, VΔGV was chemistry free energy.
Online since: July 2011
Authors: Song Jiang Feng, Bo He, Wan Sheng Nie, Guo Qiang Li
The structure of this article is as follows.
The source vectorcan contain fluid dynamic source terms such as buoyancy and other external force, andcontains source terms due to chemistry.
Online since: November 2012
Authors: Bi Wang
The mechanism for the use of hydroximic acid flocculant to remove Cd2+ The combination of sp3 hybrid orbital in Cd2+’s outer layer with the Oxygen atom in hydroximic acid’s active groups generates a chelation precipitation called Cd-PHA in a stable tetrahedral structure as is illustrated in formula (1)
Gao: Environmental Chemistry.