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Online since: February 2007
Authors: Imre Felde, Imre Czinege, B. Smoljan, Rafael Colás
Performing a certain
number of virtual experiments QF is generated by means of multi-dimensional regression analysis.
A fundamental property of the model consisting of five coupled differential equations is that by taking into account the rate of austenite grain growth, it permits the prediction of the progress of ferrite, pearlite, upper bainite and lower bainite transformations simultaneously [10].
A fundamental property of the model consisting of five coupled differential equations is that by taking into account the rate of austenite grain growth, it permits the prediction of the progress of ferrite, pearlite, upper bainite and lower bainite transformations simultaneously [10].
Online since: May 2004
Authors: Andrea Ruffini, B. Fabbri, S. Gualtieri, K. Movassaghi, M. Alavi
So, a limited number of samples was subjected to analysis.
The sample MJ9 also contains about 10% of aplastic grains but these are made of quartz, plagioclase and metamorphic rock fragments instead of calcite.
The sample MJ9 also contains about 10% of aplastic grains but these are made of quartz, plagioclase and metamorphic rock fragments instead of calcite.
Online since: May 2004
Authors: T. Abkan, A. Akdoğan, C. Yaman
If further water is added, the heavier grains settle out
and fine particles are segregated.
Chuang, Ultrasonic Testing of Artificial Defects in Alumina Ceramic, Ceramic International 23 (1997) 367-373 [6] A.Topuz, Tahribatsız Muayeneler, Yıldız Technical University, Department of Metallurgy, Number 281, Istanbul/Turkey [7] N.
Chuang, Ultrasonic Testing of Artificial Defects in Alumina Ceramic, Ceramic International 23 (1997) 367-373 [6] A.Topuz, Tahribatsız Muayeneler, Yıldız Technical University, Department of Metallurgy, Number 281, Istanbul/Turkey [7] N.
Online since: January 2005
Authors: Q. Feng, L.J. Rowland, T.M. Pollock
Besides the two basic
phases (γ (Ni, fcc) matrix and γ' (Ni3Al, L12) intermetallic precipitates), a large number of
secondary phases may be present in Ni-based superalloys, including carbides, borides and
numerous ordered intermetallic phases, with the most notable being the deleterious topologicallyclose-packed (TCP) phases.
The as-solidified DS alloy UM-F16 was a single crystal alloy with no high angle grain boundaries.
The as-solidified DS alloy UM-F16 was a single crystal alloy with no high angle grain boundaries.
Online since: July 2007
Authors: Dierk Raabe, Franz Roters, N. Zaafarani
Also the change
in the crystal behavior across grain boundaries is important information extracted from this test.
Fig (4) A quarter of the mesh used in the simulations Fig. (3) Stress-strain curves used for fitting the parameters contained in the two models 0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0 10 20 30 40 50 60 70 80 experimental physically-based model phenomenological model residual shear stress (MPa) slip system shear strainThese evolution equations involve a number of material parameters which need to be experimentally determined.
Fig (4) A quarter of the mesh used in the simulations Fig. (3) Stress-strain curves used for fitting the parameters contained in the two models 0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0 10 20 30 40 50 60 70 80 experimental physically-based model phenomenological model residual shear stress (MPa) slip system shear strainThese evolution equations involve a number of material parameters which need to be experimentally determined.
Online since: July 2005
Authors: Saïd Ahzi, S. M'Guil
The
most widely used is Taylor's theory which assumes the deformation in each grain is equal to the
applied macroscopic deformation.
English and Chin [12], have studied the drawing texture of a number of FCC metals, and have represented the percentage of the <100> fiber as a function of the stacking-fault energy.
English and Chin [12], have studied the drawing texture of a number of FCC metals, and have represented the percentage of the <100> fiber as a function of the stacking-fault energy.
Online since: July 2012
Authors: Yan Lai Zhang, Xiu Ping Li, Sasakawa Hideo
The 2,4-D treatment of seeds caused a substantial increase in root biomass and led to a significant improvement in the number of productive tillers, yields of straw and grain, and protein content of wheat grown in saline soil [3].
Online since: June 2015
Authors: Abu Seman Anasyida, Nurul Nadia Mohd Salim, Hasmaliza Mohamad, Zuhailawati Hussain
However, a number of research works on infiltrated MMCs have been unsuccessful without binders.
They have found that the reinforcement particles agglomerated forming clusters preferentially located at the grain boundaries or the interdendritic regions.
They have found that the reinforcement particles agglomerated forming clusters preferentially located at the grain boundaries or the interdendritic regions.
Online since: June 2008
Authors: S. Giri, Subham Chatterjee, S.K. De, S. Majumdar
The separation between low field
FCH and ZFCH susceptibilities near TC is observed even in a pure ferromagnet due to pinning of
magnetic flux at the defect sites (say, grain boundaries) in presence of magneto-crystalline
anisotropy.
The martensite is developed with large number of structural variants, which can act as magnetic pinning centers.
The martensite is developed with large number of structural variants, which can act as magnetic pinning centers.
Online since: September 2009
Authors: Bo Zhao, Guo Fu Gao, Qing Hua Kong
It is seen that wheel surface dressed with elliptic ultrasonic vibration method has desirable
characteristics such as high abrasive protrudent height, good abrasive contour character, more static effective abrasives such as high protrusion height, good contour, increased number of static active
grains.