Origins of high ductility exhibited by an extruded magnesium alloy Mg-1.8 Zn-0.2 Ca: experiments and crystal plasticity modeling

J Wang, G Zhu, L Wang, E Vasilev, JS Park… - Journal of Materials …, 2021 - Elsevier
Low ductility and strength are major bottlenecks against Mg alloys' wide applications. In this
work, we systematically design the composition and fabrication process for a low-alloyed Mg …

Influence of processing on the microstructure and mechanical properties of 14YWT

DT Hoelzer, KA Unocic, MA Sokolov… - Journal of Nuclear …, 2016 - Elsevier
The investigation of the mechanical alloying (MA) conditions for producing the advanced
oxide dispersion strengthened (ODS) 14YWT ferritic alloy led to significant improvements in …

Microscale observation via high-speed X-ray diffraction of alloy 718 during in situ laser melting

SA Oh, RE Lim, JW Aroh, AC Chuang, BJ Gould… - JOM, 2021 - Springer
The laser melting process is accompanied by rapid evolution in temperature, phase,
structure, and strain because of its high heating and cooling rates. In this study, the evolution …

In situ high-energy X-ray diffraction study of tensile deformation of neutron-irradiated polycrystalline Fe-9% Cr alloy

X Zhang, M Li, JS Park, P Kenesei, J Almer, C Xu… - Acta Materialia, 2017 - Elsevier
The effect of neutron irradiation on tensile deformation of a Fe-9wt% Cr alloy was
investigated using in situ high-energy synchrotron X-ray diffraction during room-temperature …

Influences of interstitial and extrusion temperature on grain boundary segregation, Y− Ti− O nanofeatures, and mechanical properties of ferritic steels

JB Seol, D Haley, DT Hoelzer, JH Kim - Acta Materialia, 2018 - Elsevier
Doping with interstitials influences the grain boundary (GB) composition of metallic alloys,
enabling changes in elemental GB enrichment, grain size, and mechanical properties or …

In situ tensile study of PM-HIP and wrought 316 L stainless steel and Inconel 625 alloys with high energy diffraction microscopy

DP Guillen, DC Pagan, EM Getto, JP Wharry - Materials Science and …, 2018 - Elsevier
Abstract High-Energy Diffraction Microscopy (HEDM) was employed to measure and
compare the evolving micromechanical state of two alloys, an austenitic stainless steel (316 …

Examining the micromechanics of cementitious composites using In-Situ X-ray measurements

RC Hurley, DC Pagan, EB Herbold, C Zhai - International Journal of Solids …, 2023 - Elsevier
Micromechanics theories such as Mori–Tanaka's approximation and Herve-Zaoui's layered-
inclusion approximation have been used extensively to predict homogenized stiffness …

Influence of crystal structure on constitutive anisotropy of silica sand at particle-scale

WH Imseeh, KA Alshibli, A Moslehy, P Kenesei… - Computers and …, 2020 - Elsevier
In spite of recent advanced geotechnical research regarding the influence of particle-scale
morphology and fabric on the constitutive behavior of silica sands, there is still no published …

High energy X-ray diffraction and small-angle scattering measurements of hydrogen fatigue damage in AISI 4130 steel

MJ Connolly, JS Park, J Almer, ML Martin… - Journal of Pipeline …, 2022 - Elsevier
Accurate lifetime predictions are critical for repurposing existing pipelines for hydrogen
transmission as well as for developing novel steels which are minimally susceptible to …

In situ synchrotron tensile investigations on 14YWT, MA957, and 9-Cr ODS alloys

JL Lin, K Mo, D Yun, Y Miao, X Liu, H Zhao… - Journal of Nuclear …, 2016 - Elsevier
Advanced ODS alloys provide exceptional radiation tolerance and high-temperature
mechanical properties when compared to traditional ferritic and ferritic/martensitic (F/M) …