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Article
Erratum to: The relationship of plasma volume, sympathetic tone, and proinflammatory cytokines in young healthy nonpregnant women
In the above-referenced article, Dr. Reem M. Sallam, MBBS, MSc, PhD, should have appeared as the fourth author, for significant contributions to project design and conducting critical aspects of the research.
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Article
Ductile fracture processes in 7075 aluminum
The ductile fracture of 7075 aluminum was examined as a function of aging condition, from underaged to overaged. Notched specimens allowed the triaxiality of stress to be varied. In-creasing triaxiality, which...
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Article
Stress-Corrosion Cracking in Equiaxed 7075 Aluminum under Tension and Torsion Loading
The environmental response of commercially produced high-strength Al alloys, such as 7075, depends strongly on the anisotropy of the grain structure. Minimum resistance to both stresscorrosion cracking (SCC) a...
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Article
The effect of internal hydrogen on a single-crystal nickel-base superalloy
The effects of a uniform, internal concentration (1.74 at. pct) of hydrogen on the room-temperature tensile behavior of a single-crystal nickel-base superalloy, PWA 1480, have been studied. In particular, the ...
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Article
Hydrogen effects on low-cycle fatigue of the single-crystal nickel-base superalloy CMSX-2
The effects of hydrogen on the low-cycle fatigue behavior of CMSX-2 [001]-oriented single crystals were examined. Fatigue tests were conducted under constant plastic strain amplitude control. Cyclic stress-str...
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Article
Microstructure property relationships and hydrogen effects in a particulate-reinforced aluminum composite
The relationship between the composite microstructure and tensile behavior of a 2124-SiCP powder-formed composite was the subject of the present investigation. In particular, emphasis was placed on the role of th...
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Article
The Role of the γ/ γeutectic and porosity on the tensile behavior of a single-crystal nickel-base superalloy
The microstructure of a single-crystal nickel-base superalloy, PWA 1480, has been varied by heat treatment and hot isostatic pressing in order to study the role of the γ/yγ′ eutectic and porosity on subsequent...
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Article
Fatigue behavior in the potentiostatic passive corrosion regime of the iron-base superalloy A-286
Surface crack initiation and propagation behavior of the iron-base superalloy A-286 were tested using smooth hourglass specimens under passive corrosion conditions. In the very underaged (VUA) condition, crack...
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Article
Modeling of corrosion fatigue crack initiation under passive electrochemical conditions
A combined mechanical/electrochemical model has been developed which successfully predicts the corrosion fatigue initiation behavior of an iron-base superalloy using readily measurable electrochemical and mech...
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Article
Microstructural effects on the stress corrosion cracking behavior of medium and high strength steels
The effects of variations in microstructure and strength level on the stress corrosion cracking susceptibility of three medium to high strength steels, H13, 300M, and HY-130, in 3.5 pct NaCl have been systemat...
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Article
The role of retained austenite in stress corrosion cracking of steels
The ability of retained austenite to affect stress corrosion cracking susceptibility has been examined in two steels, containing mechanically stable and unstable retained austenite of varying amounts and distr...
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Article
Influence of microstructure on fatigue behavior and surface fatigue crack growth of fully pearlitic steels
This work examined the influence of microstructure on the surface fatigue crack propagation behavior of pearlitic steels. In addition to endurance limit or S(stress amplitude)-N(life) tests, measurements of cr...
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Article
Role of heat treatment and cathodic charging conditions on the hydrogen embrittlement of HP 7075 aluminum alloy
The response of an equiaxed-grained, high-purity 7075 aluminum alloy to hydrogen as a function of heat treatment and temperature of cathodic charging has been studied. Room-temperature (RT) tensile tests follo...
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Article
Cleavage fracture in pearlitic eutectoid steel
The effect of microstructure on flow and fracture properties of fully pearlitic steel has been studied by independently varying the prior austenite grain size and the pearlite interlamellar spacing through app...
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Article
Microstructural trap** effects on hydrogen induced cracking of a microalloyed steel
The susceptibility of a Ti microalloyed HSLA steel to internal hydrogen induced cracking has been correlated with the hydrogen trap** character of the microstructure. Both of these properties are influenced ...
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Article
The effect of cyclic loading on the dislocation structure of fully pearlitic steel
The fatigue behavior and associated crack inititation of pearlite has been correlated with develo** dislocation configurations in a cyclically deformed fully pearlitic steel. Under fatigue conditions at low ...
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Article
The effect of alloying elements and microstructure on the strength and fracture resistance of pearlitic steel
The processes of ductile and brittle fracture in fully pearlitic steel and their relation to both the scale of the microstructure and the presence of substitutional alloy elements have been investigated at roo...
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Article
Effects of intermetallic formation at the interface between copper and lead-tin solder
An investigation was undertaken of the role of intermetallics in determining the strength of soldered joints, using copper and a lead-tin solder as the materials of interest. Joints formed at various times and...
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Article
Crack initiation and near-threshold surface fatigue crack propagation behavior of the iron-base superalloy A-286
The fatigue behavior of the iron-base superalloy A-286 was studied at room temperature in air for three aging conditions: underaged, peak aged, and overaged. A fatigue strength at 107 cycles of about 200 MPa, ind...
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Article
Hydrogen effects in [001] oriented nickel-base superalloy single crystals
The entry and subsequent interaction of hydrogen on the mechanical properties of the single crystal nickel-base super alloy CMSX-2 has been studied. Significant amounts of hydrogen were introduced by high temp...
