Search Results - "Kyriakides, Stelios"

Underlying material response for Lüders-like instabilities by Hallai, Julian F., Kyriakides, Stelios

“…► The underlying material response of partially unstable materials is measured. ► This is done for Lüders deformed steel and a shape memory alloy. ► They both…”
Get full text

Determination of anisotropy and material hardening for aluminum sheet metal by Tardif, Nicolas, Kyriakides, Stelios

“…Sheet metal forming, crushing simulations of thin-walled structures, and other large deformation processes require knowledge of the material stress–strain…”
Get full text

On the effect of relative density on the crushing and energy absorption of open-cell foams under impact by Gaitanaros, Stavros, Kyriakides, Stelios

“…Micromechanically accurate random foams are used to examine the effect of relative density on the crushing response and energy absorption of aluminum open-cell…”
Get full text

Material response, localization, and failure of an aluminum alloy under combined shear and tension: Part I experiments by Scales, Martin, Chen, Kelin, Kyriakides, Stelios

“…This two-part series of papers presents complementary experiments and analyses of ductile failure of an aluminum alloy in the challenging regime of moderate to…”
Get full text

Evolution of localization in pseudoelastic NiTi tubes under biaxial stress states by Bechle, Nathan J., Kyriakides, Stelios

“…Nearly equiatomic NiTi can be strained in tension to several percent and fully recover upon unloading (pseudoelastic behavior). This property is derived from…”
Get full text

On the crushing of aluminum open-cell foams: Part I. Experiments by Jang, Wen-Yea, Kyriakides, Stelios

“…This two-part study is concerned with the understanding and modeling of the compressive response of open-cell metallic foams. Part I presents experimental…”
Get full text

On the crushing response of random open-cell foams by Gaitanaros, Stavros, Kyriakides, Stelios, Kraynik, Andrew M.

“…This study examines the effect of randomness of the cellular microstructure on the calculated compressive response of a class of open-cell aluminum alloy…”
Get full text

Effects of anisotropy on material hardening and burst in the bulge test by Chen, Kelin, Scales, Martin, Kyriakides, Stelios, Corona, Edmundo

“…The hydraulic bulge test provides a means for testing sheet metal under a nearly equibiaxial stress state. Failure is delayed, allowing measurement of the…”
Get full text

On the microstructure of open-cell foams and its effect on elastic properties by Jang, Wen-Yea, Kraynik, Andrew M., Kyriakides, Stelios

“…Synthetic open-cell foams have a complex microstructure consisting of an interconnected network of cells resulting from the foaming process. The cells are…”
Get full text

On the crushing of aluminum open-cell foams: Part II analysis by Jang, Wen-Yea, Kyriakides, Stelios

“…Part II of this study is concerned with the modeling of all aspects of the compressive response and crushing of the open-cell Al foam studied in Part I. The…”
Get full text

On the effect of Lüders bands on the bending of steel tubes. Part II: Analysis by Hallai, Julian F., Kyriakides, Stelios

“…Part II of this study presents a modeling framework that is shown to successfully simulate all aspects of the inhomogeneous bending of tubes associated with…”
Get full text

Inflation and burst of aluminum tubes. Part II: An advanced yield function including deformation-induced anisotropy by Korkolis, Yannis P., Kyriakides, Stelios

“…In a recent study [Korkolis, Y.P., Kyriakides, S., 2008. Inflation and burst of anisotropic aluminum tubes for hydroforming applications. Int’l. J. Plasticity…”
Get full text

Collapse of partially corroded or worn pipe under external pressure by Sakakibara, Naoto, Kyriakides, Stelios, Corona, Edmundo

“…This paper is concerned with the effect of internal corrosion or erosion defects on the collapse of pipelines under external pressure. Experiments are…”
Get full text

Hydroforming of anisotropic aluminum tubes: Part II analysis by Korkolis, Yannis P., Kyriakides, Stelios

“…Part I presented an experimental investigation of hydroforming of Al-6260-T4 tubes and a simple two-dimensional model of the process. Relatively long, extruded…”
Get full text

Hydroforming of anisotropic aluminum tubes: Part I experiments by Korkolis, Kyriakides, Stelios

“…Hydroforming of aluminum tubes, despite its appeal in weight-sensitive applications, presents challenges such as the reduced ductility of Al in comparison to…”
Get full text

Liner buckling during reeling of lined pipe by Yuan, Lin, Kyriakides, Stelios

“…An effective way of protecting offshore lines that carry corrosive hydrocarbons, is by mechanically lining carbon steel pipes with a thin layer of corrosion…”
Get full text

Liner wrinkling and buckling of a Bimaterial pipe under cyclic bending by Naous, Emile, Kyriakides, Stelios

Get full text

Thermomechanics of phase transformation induced localization in NiTi tubes. Part I experiments by Tsimpoukis, Solon, Kyriakides, Stelios

“…•Thermomechanics of shape memory alloys.•Transformation-induced localization in NiTi tubes.•Custom testing facility for precise control of temperature and…”
Get full text

Winding and unwinding a pipe with Lüders bands on a reel. Part I: Analysis of base case by Zhang, Weihan, Kyriakides, Stelios

“…•Effects of Lüders bands of winding/unwinding a pipeline on a large diameter reel.•Large-scale finite element analysis coupled to a custom constitutive…”
Get full text

Rate induced thermomechanical interactions in NiTi tensile tests on strips by Tsimpoukis, Solon, Kyriakides, Stelios

“…•Thermomechanical interaction in NiTi strips at different displacement rates.•Full-field deformation and temperature monitoring using DIC and IR.•Single…”
Get full text