Search Results - "Kao, P. W."

Transition of tensile deformation behaviors in ultrafine-grained aluminum by Yu, C.Y., Kao, P.W., Chang, C.P.

“…An evident transition of tensile deformation behaviors appeared in commercial purity aluminum as the grain size reduced from micrometer to submicrometer range…”
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Particle-reinforced aluminum matrix composites produced from powder mixtures via friction stir processing by Lee, I.S., Hsu, C.J., Chen, C.F., Ho, N.J., Kao, P.W.

“…Particle-reinforced aluminum matrix composites were produced from powder mixtures of aluminum and silicon by using multiple passages of friction stir…”
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Ultrafine-grained Al-Al2cu composite produced in situ by friction stir processing by HSU, C. J, KAO, P. W, HO, N. J

“…Ultrafine-grained Al-Al2Cu composite can be fabricated in situ by friction stir processing. The Al2Cu particles are distributed quite homogeneously in the…”
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Cyclic deformation of ultrafine-grained aluminum by Wong, M.K., Kao, W.P., Lui, J.T., Chang, C.P., Kao, P.W.

“…Cyclic deformation of ultrafine-grained (UFG) Al with different grain sizes has been studied. It was found that UFG Al had shorter fatigue life than its…”
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The tensile behavior and deformation microstructure of cryo-rolled and annealed pure nickel by Lee, T.R., Chang, C.P., Kao, P.W.

“…The deformation microstructures of room temperature and cryo-rolled commercially pure nickel to a thickness reduction of 95% were studied by transmission…”
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Mechanical properties of submicron-grained aluminum by Yu, C.Y., Sun, P.L., Kao, P.W., Chang, C.P.

“…Submicron-grained (SMG) aluminum produced by equal channel angular extrusion exhibits high yield strength (262 MPa) and good ductility (28% total elongation)…”
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Effects of Processing Parameters on the Grain Refinement of Magnesium Alloy by Equal-Channel Angular Extrusion by Ding, S.X., Chang, C.P., Kao, P.W.

“…The Mg-3 pct Al-1 pct Zn (AZ31) alloy has been used as a model material for understanding the grain-refinement process of a Mg alloy fabricated by…”
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Evolution of microstructure during annealing of a severely deformed aluminum by Yu, C.Y., Sun, P.L., Kao, P.W., Chang, C.P.

“…The annealing behavior of a severely plastically deformed (SPD) aluminum, which was produced by equal channel angular extrusion (ECAE), was studied in the…”
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The effect of extrusion temperature on the development of deformation microstructures in 5052 aluminium alloy processed by equal channel angular extrusion by Chen, Y.C., Huang, Y.Y., Chang, C.P., Kao, P.W.

“…Commercial 5052 aluminium alloy was used to study the effect of extrusion temperature on the development of deformation microstructures processed by equal…”
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The effect of strain path and temperature on the microstructure developed in copper processed by ECAE by Huang, W.H., Yu, C.Y., Kao, P.W., Chang, C.P.

“…The microstructure of copper developed by equal channel angular extrusion (ECAE) to a strain ∼8 was investigated using different strain path and temperature…”
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Effect of Processing Parameters on Microstructure and Mechanical Properties of an Al-Al11Ce3-Al2O3 In-Situ Composite Produced by Friction Stir Processing by CHEN, C. F, KAO, P. W, CHANG, L. W, HO, N. J

“…Friction stir processing (FSP) was applied to produce aluminium-based in-situ composites from powder mixtures of Al-5 mol% CeO2. A billet of powder mixtures…”
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Deformation induced grain boundaries in commercially pure aluminium by Chang, C.P., Sun, P.L., Kao, P.W.

“…The structure of commercially pure aluminium processed by equal channel angular extrusion at room temperature, to an equivalent strain up to 8, was studied by…”
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Influence of boundary characters on the tensile behavior of sub-micron-grained aluminum by Sun, P.L., Yu, C.Y., Kao, P.W., Chang, C.P.

“…Pure aluminum having similar sub-micrometer grain size but quite different grain boundary characters was prepared by the use of severe plastic deformation with…”
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Microstructural study of strain localization in hot compressed Mg–3Al–1Zn alloy by Sun, D.K., Chang, C.P., Kao, P.W.

“…▶ In Mg–3Al–1Zn strain localization is caused by shear bands. ▶ SBs consist of dynamically recrystallized fine grains. ▶ The deformation in a SB is contributed…”
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Inhomogeneous tensile deformation in ultrafine-grained aluminum by Hung, P.C., Sun, P.L., Yu, C.Y., Kao, P.W., Chang, C.P.

“…Inhomogeneous yielding was observed in ultrafine-grained (UFG) aluminum subjected to uniaxial tensile stress. The inhomogeneous deformation behaviors in UFG…”
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Effect of manganese addition on the tensile properties of cold-rolled and recovery-annealed aluminum alloy sheets by Lee, N.H., Kao, P.W., Tseng, T.Y., Su, J.R.

“…► Mn addition is beneficial to tensile properties of recovery-annealed aluminum. ► Tensile ductility of recovery annealed aluminum is mainly post-uniform…”
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High angle boundary formation by grain subdivision in equal channel angular extrusion by Sun, P.L., Kao, P.W., Chang, C.P.

“…Intensive work on transmission electron microscope (TEM) was carried out to clarify high angle boundary (HAB) formation during equal channel angular extrusion…”
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Effect of deformation temperature on the microstructure developed in commercial purity aluminum processed by equal channel angular extrusion by Wang, Y.Y., Sun, P.L., Kao, P.W., Chang, C.P.

“…Equal channel angular extrusion (ECAE) was used to deform samples of commercial purity aluminum (AA1050) to a strain of ∼8. The effect of extrusion temperature…”
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Quantitative measurements of small scaled grain sliding in ultra-fine grained Al–Zn alloys produced by friction stir processing by Hu, C.M., Lai, C.M., Kao, P.W., Ho, N.J., Huang, J.C.

“…An Al-15 wt.% Zn alloy was processed by friction stir processing to produce grain sizes of ~ 0.5 μm, ~ 1 μm, and ~ 2 μm. A simple and effective method was…”
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Anisotropic tensile properties of recovery annealed aluminum alloy sheet by Lee, N.H., Chen, J.H., Kao, P.W., Tseng, T.Y., Su, J.R.

“…▶ The recovery annealed aluminum sheets exhibit highly anisotropic tensile properties. ▶ The anisotropic tensile behavior has its origin in the rolling…”
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