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Online since: November 2005
Authors: Choon Yeol Lee, E.G. Donahue, G.R. Odette
A total of 32 specimens were tested, because of the limited number of specimens.
This processing resulted in an average grain size of 25µm and an average Vickers micro-hardness of 150 ±5.
The relatively simple and compact form of the constitutive models has also a number of practical advantages.
Online since: April 2012
Authors: David J. Young
The quantitative success of Eq (3a) has been demonstrated for a number of systems [2].
A number of these reactions can be characterised as cellular “discontinuous precipitation” processes.
γ + xC → γD + Cr23C6 (12) In both carburisation reactions (11) and (12), a grain boundary forms between the parent alloy phase and the depleted matrix product.
Online since: October 2011
Authors: Ting Ting Xu, Qian Wang, Jin Song Yang, Hai Sheng Tan, Hai Rui Zhai
Hence, Aspergillus total would be 10%. 2.6 Response surface optimization Response surface result and its analysis [5,6] By applying multipleregression analysis methods and the data shown in Table 2 analysed by Minitab15, the predicted response Y for reducing sugar content was obtained as (quadratic regression equation) Y1 = -56.2889 + 1.371442*X1 + 1.217996*X2 + 0.15729*X3 + 1.527521*X4 - 0.009175*X1*X1 - 0.000662*X1*X2 - 0.000588*X1*X3 - 0.007371*X1*X4 - 0.128017*X2*X2 - 0.014736*X2*X3 - 0.002575*X2*X4 - 0.007578*X3*X3 + 0.007678*X3*X4 - 0.052846*X4*X4 Table 2: Arrangement and results of the four-variable/three-level response surface central composite design Coded Design Run Coded Factor Values Response Values Number X1 X2 X3 X4 Y1 1 -1 -1 0 0 1.9698 2 -1 1 0 0 1.7498 3 1 -1 0 0 1.7589 4 1 1 0 0 1.5124 5 0 0 -1 -1 2.5225 6 0 0 -1 1 2.3070 7 0 0 1 -1 2.4915 8 0 0 1 1 2.5217 9 -1 0 0 -1 1.3590 10 -1 0 0 1 1.6432 11 1 0 0 -1 1.8610 12 1 0 0 1 1.5555 13
Acknowledgements This work was supported by the Spark Program of the Ministry of Science and Technology of the People's Republic of China Project Number 2008GA800015, the Science Planning Project of Haikou city (Supporting national projects funded).
Grain Processing Vol.34(2009), p.62~63 [8] J.D.
Online since: July 2011
Authors: Jing Jun Zhang, Lei Wang, Hui Li, Guang Yuan Liu
The core idea of AOP is to a complex system as a combination by a number of concerns to implementation.
By intercepting the formation of the interceptor module, greatly improve the flexibility and reusability of system development, AOP proxy mode make the number of interceptors and the core business logic together, to meet user business needs, such a mechanism designed to overcome the traditional OOP thinking of all the disadvantages, which provides better solutions for the project development.
First, fine-grained permissions of intercept are blocking the function of the page which is accurate for a button or a link to have the authority verification.
Online since: May 2012
Authors: Tao Rong, Xin Sheng Wang
To the coal seam, its protodyaknove's number f is 0.92, its density is 1.46×103 kg/m3, and it belongs to the coal seam of low gas, no coal-dust explosion danger and spontaneous combustion tendency.
The false roof of coal seam is about 1 m thick mudstone; its direct roof is about 4 m thick sandy mudstone; its basical roof is about 11 m thick fine grain sandstone; the floor is about 25 m sandy mudstone.
By adopting millisecond blasting technology, have made firing numbers reduce, coal miner's shovelling coal amount and blaster's working time in the environment full of the mist and dust reduce, workers' working intensity reduce, and operation environment improve.
Online since: July 2022
Authors: Dermot Brabazon, Josiah Cherian Chekotu
It also has low anisotropy and small grain size compared to other alloys [1-3].
A coordinated motion of a large number of atoms relative to their neighbors, causes this diffusion-less displaced transition.
Acknowledgments This work is supported in part by a research grant from Science Foundation Ireland (SFI) under Grant Numbers 16/RC/3872 and 18/EPSRC-CDT/3584; and is co-funded under the European Regional Development Fund and by I-Form industry partners.
Online since: September 2013
Authors: Yuli Setiyorini, Sungging Pintowantoro
Calcium phosphate electrolyte solution prepared by dissolving bovine powder hydroxyapatite home made in our laboratory with grain size 200µm (0.0167 M) in 1000 ml of distilled water with pH = 6.0 buffer at room temperature.
The amount of formazan was directly proportional to the number of viable cells [10].
The parameters M and N correspond to the number of measured points in the x and y directions and z is the measured values of roughness in the z direction [11].
Online since: September 2013
Authors: Thomas Stephen Ijimdiya
Introduction During the last one and half decade, the results of a number of studies related to the physical properties and behavior of oil and petroleum constituent-contaminated soil have been published [1,2,3,4].
A number of geotechnical studies on both stabilised and unstabilised lateritic soils, which are for specific application to road construction, have been conducted [13,14, 15].
Compressibility of contaminated fine grained soils.
Online since: October 2009
Authors: A.I. Prostomolotov, N.A. Verezub, M.G. Milvidskii
A number of patents of leading Cz monocrystalline silicon manufacturers is devoted to it [4,5].
In [6] such analysis for Cz 200 mm diameter Si single crystal growth was carried out and a number of dependences of thermal influence on Si single crystal were established.
The crystal is pulled from a melt (see the "grain" crystal - 21 at the growth beginning).
Online since: May 2007
Authors: Zhan Hua Gao, Qing Yuan Wang, Jing Hong Fan, Xiang Guo Zeng, Xiang He Peng
When coupled with large and variable grain sizes, the HCP structure has in the past led to less than optimal mechanical properties.
While the weight savings with magnesium has the potential to be enormous, in comparison with aluminum, the tensile strength of magnesium is approximately 25% less, and the fatigue behavior (number of cycles to failure), hardness, modulus and thermal expansion are lower by 35%, 30%, 40%, and 15% respectively.
The stress-strain hysteretic loop data was captured following linear increasing cycle number based on the first 50 cycles.
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