Search Results - "Easton, M. A."

Grain structure control during metal 3D printing by high-intensity ultrasound by Todaro, C. J., Easton, M. A., Qiu, D., Zhang, D., Bermingham, M. J., Lui, E. W., Brandt, M., StJohn, D. H., Qian, M.

“…Additive manufacturing (AM) of metals, also known as metal 3D printing, typically leads to the formation of columnar grain structures along the build direction…”
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The Contribution of Constitutional Supercooling to Nucleation and Grain Formation by StJohn, D. H., Prasad, A., Easton, M. A., Qian, M.

“…The concept of constitutional supercooling (CS) including the term itself was first described and discussed qualitatively by Rutter and Chalmers in order to…”
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On the corrosion of binary magnesium-rare earth alloys by Birbilis, N., Easton, M.A., Sudholz, A.D., Zhu, S.M., Gibson, M.A.

“…The corrosion properties of high-pressure die cast (HPDC) magnesium-rare earth (RE) based alloys have been studied. Binary additions of La, Ce and Nd to…”
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Improved prediction of the grain size of aluminum alloys that includes the effect of cooling rate by Easton, M.A., StJohn, D.H.

“…A comprehensive study of the effect of cooling rate on the grain size of a range of grain refined wrought aluminum alloys was carried out under quiescent…”
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Crystallographic study of grain refinement in aluminum alloys using the edge-to-edge matching model by Zhang, M.-X., Kelly, P.M., Easton, M.A., Taylor, J.A.

“…The edge-to-edge matching model for describing the interfacial crystallographic characteristics between two phases that are related by reproducible orientation…”
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A model of grain refinement incorporating alloy constitution and potency of heterogeneous nucleant particles by Easton, M.A, StJohn, D.H

“…A model for the determination of relative grain size is developed based on the assumption that nucleant substrates are activated by constitutional undercooling…”
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The Effect of Iron Content on the Iron-Containing Intermetallic Phases in a Cast 6060 Aluminum Alloy by Sweet, L., Zhu, S. M., Gao, S. X., Taylor, J. A., Easton, M. A.

“…The effect of iron content, ranging from 0.1 to 0.5 wt pct, on the formation of Fe-containing intermetallic phases in a cast 6060 aluminum alloy was…”
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Controlling initial biodegradation of magnesium by a biocompatible strontium phosphate conversion coating by Chen, X.B., Nisbet, D.R., Li, R.W., Smith, P.N., Abbott, T.B., Easton, M.A., Zhang, D.-H., Birbilis, N.

“…A simple strontium phosphate (SrP) conversion coating process was developed to protect magnesium (Mg) from the initial degradation post-implantation. The…”
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Influence of Mn and Zr on the Corrosion of Al-Free Mg Alloys: Part 2—Impact of Mn and Zr on Mg Alloy Electrochemistry and Corrosion by GANDEL, D. S, EASTON, M. A, GIBSON, M. A, BIRBILIS, N

“…A total of 47 alloys were produced to explore the changes in electrochemical and corrosion behavior of binary and ternary Mn- and Zr-containing Mg alloys—in…”
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A combined neural network and mechanistic approach for the prediction of corrosion rate and yield strength of magnesium-rare earth alloys by Birbilis, N., Cavanaugh, M.K., Sudholz, A.D., Zhu, S.M., Easton, M.A., Gibson, M.A.

“…► This study presents a body of corrosion data for a set of custom alloys and displays this in multivariable space. These alloys represent the next generation…”
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The role of crystallography and thermodynamics on phase selection in binary magnesium–rare earth (Ce or Nd) alloys by Easton, M.A., Gibson, M.A., Qiu, D., Zhu, S.M., Gröbner, J., Schmid-Fetzer, R., Nie, J.F., Zhang, M.-X.

“…In-depth understanding of secondary-phase selection during solidification and ageing is a crucial factor underpinning microstructure design and alloy…”
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Microstructural analysis of the creep resistance of die-cast Mg–4Al–2RE alloy by Zhu, S.M., Gibson, M.A., Nie, J.F., Easton, M.A., Abbott, T.B.

“…The microstructure and microstructural stability of die-cast AE42 (Mg–4Al–2RE) alloy were investigated by transmission electron microscopy. It is shown that…”
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Elevated temperature mechanical properties and microstructures of high pressure die cast magnesium AZ91 alloy cast with different section thicknesses by Dargusch, M.S., Easton, M.A., Zhu, S.M., Wang, G.

“…This paper investigates the influence of variations in the microstructure of high pressure die cast AZ91 on the elevated temperature mechanical properties of…”
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Influence of Mn and Zr on the Corrosion of Al-Free Mg Alloys: Part 1—Electrochemical Behavior of Mn and Zr by GANDEL, D. S, EASTON, M. A, GIBSON, M. A, BIRBILIS, N

“…Electrochemical characteristics of Mn and Zr are reported in a dilute chloride electrolyte (0.1 M sodium chloride [NaCl]) over a wide pH range. This is because…”
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A New Analytical Approach to Reveal the Mechanisms of Grain Refinement by StJohn, D. H., Cao, P., Qian, M., Easton, M. A.

“…This paper presents an overview of a new methodology for investigating the grain refinement performance of alloys and master alloys and then uses this…”
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The Interdependence Theory: The relationship between grain formation and nucleant selection by StJohn, D.H., Qian, M., Easton, M.A., Cao, P.

“…The Interdependence Theory links grain formation and nucleant selection to improve the ability to reveal the mechanisms of grain refinement, predict as-cast…”
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The effect of chemical grain refinement and low superheat pouring on the structure of NRC castings of aluminium alloy Al–7Si–0.4Mg by Easton, M.A., Kaufmann, H., Fragner, W.

“…The effect of the addition of Al–5Ti–1B (wt.%) chemical grain refiners on the nuclei generation for a range of superheats during pouring in new rheocasting…”
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Grain Refinement of Magnesium Alloys: A Review of Recent Research, Theoretical Developments, and Their Application by StJohn, D. H., Easton, M. A., Qian, M., Taylor, J. A.

“…This paper builds on the “Grain Refinement of Mg Alloys” published in 2005 and reviews the grain refinement research on Mg alloys that has been undertaken…”
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Primary Creep of Die-Cast Magnesium–Rare Earth Based Alloys by Zhu, S.M., Gibson, M.A., Nie, J.F., Easton, M.A., Dunlop, G.L.

“…The creep response of die-cast Mg-2.5RE-0.6Zn (wt pct) alloys with different rare earth (RE) mixtures has been investigated at 177 °C. The Nd-rich alloy…”
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Recent advances in grain refinement of light metals and alloys by Easton, M.A., Qian, M., Prasad, A., StJohn, D.H.

“…•The interdependence of nucleation and growth determines grain size.•Epitaxial growth and the formation of metastable clusters in the melt may facilitate…”
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