Results 31 to 40 of about 91,322 (305)

Microstructure and texture analysis of δ-hydride precipitation in Zircaloy-4 materials by electron microscopy and neutron diffraction [PDF]

open access: yes, 2014
This work presents a detailed microstructure and texture study of various hydrided Zircaloy-4 materials by neutron diffraction and microscopy. The results show that the precipitated δ-ZrH1.66 generally follows the δ (111) //α (0001) and δ[]//α ...
Garbe, Ulf   +10 more
core   +2 more sources

A multidisciplinary approach to study precipitation kinetics and hardening in an Al-4Cu (wt. %) alloy

open access: yes, 2018
A multidisciplinary approach is presented to analyse the precipitation process in a model Al-Cu alloy. Although this topic has been extensively studied in the past, most of the investigations are focussed either on transmission electron microscopy or on ...
Bellón, B.   +5 more
core   +1 more source

Observations of Radiation Belt Losses Due to Cyclotron Wave-Particle Interactions [PDF]

open access: yes, 2020
Electron loss to the atmosphere plays a critical role in driving dynamics of the Earths Van Allen radiation belts and slot region. This is a review of atmospheric loss of radiation belt electrons caused by plasma wave scattering via Doppler-shifted ...
Abel   +388 more
core   +2 more sources

Achieving strength–ductility–corrosion resistance balance in Cu–Ni–Al alloy via heterogeneous grains and coherent nano-lamellar precipitation

open access: yesMaterials Research Letters
Achieving the strength–ductility–corrosion resistance balance in Cu–Ni–Al alloys is significant for marine engineering. Here, the Cu alloy featuring ‘heterogeneous grain distribution and coherent nano-lamellar precipitation’ was fabricated, which ...
Zhumin Li   +12 more
doaj   +1 more source

Effect of La addition on Ag-rich phase formation and mechanical properties of Cu-2Ag alloys

open access: yesJournal of Materials Research and Technology, 2022
A series of novel Cu-2Ag-xLa alloys with reinforced mechanical properties and enhanced electrical conductivities are developed. The effects of La addition on the microstructural features and mechanical properties of as-cast and solution treated Cu-2Ag ...
Peng-Hong Hu   +4 more
doaj   +1 more source

A dimensionless study of the evaporation and drying stages in spray pyrolysis [PDF]

open access: yes, 2007
An original dimensionless study of the pure evaporation and precipitation stages of a spray pyrolysis process has been performed. An estimation of the evaporation time is proposed and the influence of the main processing parameters has been investigated.
Caussat, Brigitte, Reuge, Nicolas
core   +2 more sources

Effect of shear-coupled grain boundary motion on coherent precipitation

open access: yes, 2019
We examine the interaction between precipitates and grain boundaries, which undergo shear-coupled motion. The elastic problem, emerging from grain boundary perturbations and an elastic mismatch strain induced by the precipitates, is analysed.
Spatschek, Robert, Weikamp, Marc
core   +1 more source

Space weather challenges of the polar cap ionosphere [PDF]

open access: yes, 2016
This paper presents research on polar cap ionosphere space weather phenomena conducted during the European Cooperation in Science and Technology (COST) action ES0803 from 2008 to 2012.
Alfonsi, Lucilla   +5 more
core   +4 more sources

Microstructure Dependence of Magnetic Properties for Al1.5Fe3Co3Cr1 Multi-Principal-Element Alloy

open access: yesMetals
This study focuses on the microstructures and soft-magnetic properties of the Al1.5Fe3Co3Cr1 multi-principal-element alloy (MPEA) in different states. The MPEA was prepared using arc melting and suction-casting, followed by various heat treatments.
Shaoheng Sun   +6 more
doaj   +1 more source

Characterization of strain-induced precipitation in Inconel 718 superalloy [PDF]

open access: yes, 2016
© 2016 ASM International Inconel 718 presents excellent mechanical properties at high temperatures, as well as good corrosion resistance and weldability.
Cabrera Marrero, José M.   +2 more
core   +2 more sources

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