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Hot-Dip Galvanizing Features of Various Grades of Spheroidal Graphite Cast Iron
By D. G. Hattingh, A Els-Botes
"Considerable information is available on the factors influencing the iron-zinc reaction rate at 450° C of low carbon steels, in comparison there is a scarcity _of similar fundamental information of s
Jan 1, 2000
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Fundamentals of Bonding by Isothermal Solidification for High Temperature Semiconductor Applications
By Rainer Schmid-Fetzer
"Isothermal solidification can be used to form strong bonds at low temperature which remain solid at much higher temperatures. The exploitation of this principally known technique for new high tempera
Jan 1, 1996
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Acid Recovery From Spent Acids & Electrolytes via Continuous Ion Exchange
By Richard S. Dennis
Acid recovery employs ion exchange (I-X) resin as separation media for inorganic acids from dissolved metallic salts by physical adsorption and without the use of chemicals. This technology has been u
Jan 1, 1996
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Synthesis of Nanosized Tungsten Powder by a Thermal Plasma Process and its Sintering Behavior
By Taegong Ryu
Nanosized tungsten powder was synthesized by the hydrogen reduction of ammonium paratungstate (APT) in thermal plasma. The effects of operating conditions on the product composition and particle size
Jan 1, 2009
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Characterization of the Deep Interface Traps in Hf-based/Si Gate Stacks
By S. Y. Tan
As continual complementary metal?oxide?semiconductor (CMOS) scaling requirements, metal gate/high-k dielectric/Si gate stacks are expected to replace poly-Si/SiO2/Si gate stacks in the future CMOS sub
Jan 1, 2010
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Physical and Mathematical Modelling Involving Exothermic Mass Transfer in Liquid Metals
By Hongfa Hu, Stavros A. Argyropoulos, Stephan Ferenczy
"Physical as well as mathematical modeling was carried out to investigate the exothermic mass transfer in liquid metal systems. In these systems, the exothermicity induces unique heat, mass and moment
Jan 1, 1999
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The Formation Of Misty Band Near The Substrate During Contact Angle Measurement
By Linli Wu
During the measurement of contact angle, a misty band was observed near the substrate. Hsien-Nan Ho and Shinn-Tyan Wu thought this was because the oxygen atoms on the interface migrate to the droplet
Jan 1, 2006
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Energy Efficiency Improvement by Implementation of the Novel CRIMSON Aluminium Casting Process
By Mark Jolly, Xiaojun Dai
"Foundry engineers in the traditional foundry usually regard the quality of casting component as the most important issue and leave the energy saving or energy efficiency as the subsidiary one. This f
Jan 1, 2011
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Characteristics of Cathodic Reduction of Oxygen on Gold Electrode
By Yongbin Yang
Cathodic reduction of oxygen is a process involved in many fields. As is well known, the mechanism of oxygen reduction usually varies considerably with electrode substrates. In this paper, cathodic re
Jan 1, 2010
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Strong Magnetic Field Induced Phase Alignment during Solidification
By Z. Sun
Imposing a strong magnetic field is considered to be an attractive method to prepare materials with aligned or textured structures due to its intrinsic properties, e.g. non-contact and easily controll
Jan 1, 2010
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Simulation of the Rheology and Boundary Conditions of a Semi-Solid Metal During Pressure Die Injection
By C. J. Parradies
During injection into a die, semi-solid metal alloys exhibit a shear-rate, history-dependent flow response. Simulating the injection of a thixotropic material requires that empirically determined boun
Jan 1, 1997
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Dimensional Analysis for Predicting the Stresses in Forging
By V. J. Ramirez, A. M. E. Noguez, M. J. Navarrete, B. G. Salas, N. T. Robert
"The close die forging stress in truncated conical cavities is evaluated with dimensional analysis. Five dimensionless groups are proposed from the process variables in order to simplify the forging s
Jan 1, 1997
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Onset of Void Coalescence Studied by X-Ray Computed Tomography
By Akihide Hosokawa
The void growth and coalescence in model materials involving a pre-existing three dimensional void array (i.e. multiple layers of a void array) was studied by X-ray computed tomography (XCT) coupled w
Jan 1, 2010
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Preliminary Investigations Into the Processing and Properties of Al-Cnt Composites
By K. Morsi
Carbon nanotube (CNT) reinforced metallic composites have been recently generating significant scientific interest, due to their expected superior properties compared with other composites. Out of the
Jan 1, 2009
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Manufacturing of Metal-Ceramics Composites by Mashy-State Processings
By S. Sugiyama, M. Kiuchi
"New metal working processes, such as the mashy-state mixing, mashy-state forging, mashy-state rolling and mashy-state extrusion are developed and applied to manufacture the so-called particle reinfor
Jan 1, 1988
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Thermodynamic Research of the Dissolving of Chrysocolla (Cusio3LH2O) in the Ammonia-Ammonium Chloride-Water System
By Liu Wei
In order to make clear the dissolving characteristic of the chrysocolla (CuSiO3?H2O) in the ammonia-ammonium chloride solution, a thermodynamic model of the chrysocolla (CuSiO3?H2O)-ammonia- ammonium
Jan 1, 2010
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Teaching Process Simulation In Eleven Easy Lessons Using Excel And Its Tools
By Arthur E. Morris
The primary market driver for improving process technology is innovation, which requires a skilled and educated workforce. However, many Materials Science and Engineering departments have eliminated e
Jan 1, 2014
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Higher education: the quest for the sustainable campus
By Leith Sharp
I was confronted with a profound dilemma as an undergraduate engineering student at the University of New South Wales in Australia in 1992. I had been taught that our planetary life-support systems we
Jan 1, 2010
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Computer Modelling of Combined Heat and Momentum Transfer in the Melt Spinning of Amorphous and Crystalline Metals
By Z. Sun, H. A. Davies
"Current understanding of the mechanisms by which glassy and crystalline thin ribbons are formed in high speed continuous casting processes is considered. A computer model of the combined heat and mom
Jan 1, 1986
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Synthesis and Characterization of ZrB2 Produced with Molten Salt Electrolysis
By Selda Ozkan
In this study, a combination of cathodic arc physical vapor deposition (PVD) and molten salt electrolysis methods were used to obtain ZrB2 layers on AISI 304 grade stainless steel surface. Prior to bo
Jan 1, 2010