Results 121 to 130 of about 124,883 (274)

Partitioning and Coarsening Dynamics of Precipitate‐Strengthened Cr‐Si Alloys: The Role of Ge, Pt, and Mo

open access: yesAdvanced Engineering Materials, EarlyView.
The microstructure of Cr‐rich Cr‐Si‐alloys is maintained by alloying with Ge, Pt, and Mo. The effects of these elements on A15‐phase fraction, partitioning, microstructural stability, grain size, and hardness are combinable. Molybdenum is found to be the most promising alloying element for microstructural stability during high‐temperature exposure.
Anke Silvia Ulrich   +6 more
wiley   +1 more source

Preferred site occupation and magnetic properties of Ni-Fe-Ga-Co ferromagnetic shape memory alloys by first-principles calculations

open access: yesAIP Advances, 2016
First-principles calculations have been used to investigate the effects of Co addition on the preferred site occupation and magnetic properties of Ni-Fe-Ga-Co ferromagnetic shape memory alloys.
Jing Bai   +5 more
doaj   +1 more source

Microstructure Refinement and Strengthening Mechanisms of a 9Cr Oxide Dispersion Strengthened Steel by Zirconium Addition

open access: yesNuclear Engineering and Technology, 2017
To study the effects of zirconium (Zr) addition on the microstructure, hardness and the tensile properties of oxide dispersion strengthened (ODS) ferritic–martensitic steels, two kinds of 9Cr-ODS ferritic–martensitic steels with nominal compositions (wt.%
Haijian Xu   +3 more
doaj   +1 more source

A Workflow‐Centric Approach to Generating FAIR Data Objects for Computationally Generated Microstructure‐Sensitive Mechanical Data

open access: yesAdvanced Engineering Materials, EarlyView.
A novel metadata schema is introduced to address the sparsity of microstructure‐sensitive mechanical data. The design follows the material modeling workflow, as each run results in the definition of unique data objects. The schema includes categorical elements to ensure findability, accessibility, interoperability, and reusability (FAIR). This approach
Ronak Shoghi, Alexander Hartmaier
wiley   +1 more source

Microstructure and tensile properties of IN718 superalloy aged with temperature/stress coupled field

open access: yesJournal of Materials Research and Technology, 2023
The microstructures and tensile properties of the IN718 superalloy aged with and without stress were investigated. The results showed that in the temperature/stress coupled field, the coarsening of the γ″ phase and precipitation of the δ phase in the ...
Hanzhong Deng   +5 more
doaj  

Anisotropy in Zircaloy

open access: yes, 1987
The early days of the development of the study of the anisotropy in Zircaloy in the Zirconium Metallurgy Group, Metals and Ceramics Division, Oak Ridge National Laboratory are discussed. A program of research on developing zirconium base alloys for service in the Aqueous Homogeneous Reactor at Oak Ridge led to the long term study of anistropy of ...
openaire   +2 more sources

Footprints of statistical anisotropies [PDF]

open access: yesJournal of Cosmology and Astroparticle Physics, 2006
26 pages, 5 double figures.
openaire   +3 more sources

Bioinspired Design of Isotropic Lattices with Tunable and Controllable Anisotropy

open access: yesAdvanced Engineering Materials, EarlyView.
This study introduces nested isotropic lattices, integrating architectural elements like nesting orders and orientations inspired by bioarchitectures. The design enables tunable anisotropy across nine mono‐nest and twenty multi‐nest lattices with 252 parametric variations, demonstrating transitions from shear‐ to tensile‐compression‐dominant behaviors ...
Ramalingaiah Boda   +2 more
wiley   +1 more source

Revealing the γ′ and γ″ Phase Fractions of Additively Manufactured and Differently Heat‐Treated Nickel‐Base Superalloy IN718 by Atom Probe Tomography and Their Impact on Mechanical Properties

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing is a promising route for the production of Ni‐base superalloys for turbine applications, such as Inconel 718. Nonetheless, it induces various changes in the microstructure and performance of these materials. One such change is the incidence of the δ‐Ni3Nb phase, whose impact on microstructure, aging precipitate fractions, and ...
Guilherme Maziero Volpato   +8 more
wiley   +1 more source

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