Results 11 to 20 of about 337,263 (148)

Room temperature deformation mechanisms of a Fe–Mn–Al–C steel

open access: yesJournal of Materials Research and Technology, 2023
This study aims to investigate the deformation mechanisms of an austenite-based duplex Fe–Mn–Al–C steel at room-temperature through uniaxial tensile tests, strain rate sensitivity and stress relaxation analysis.
A. Moshiri   +5 more
doaj   +1 more source

p-deformation

open access: yesDifferential Equations & Applications, 2022
Summary: In this article we introduce the so called \(p\)-deformed algebra \(\mathcal{V}\). The notion of \(p\)-deformation is connected to the well-known \(q\)-deformation by the simple relation \(p = \frac{q^2+q^{-2}}{2}\). Thus the \(p\)-deformed algebra \(\mathcal{V}\) will have representations in terms of \(q\)-difference operators.
openaire   +2 more sources

Microstructure, texture and mechanical properties of a nickel-free high nitrogen duplex stainless steel processed through friction stir spot welding

open access: yesJournal of Materials Research and Technology, 2021
A nickel-free high nitrogen duplex stainless steel holding high Mn-content was friction stir spot welded under the various rotational speeds. The microstructure/texture evolutions of the joints and the correlated mechanical properties were investigated ...
S. Yousefian   +5 more
doaj   +1 more source

Improved strength and plasticity of magnesium matrix nanocomposites reinforced by carbonaceous nanoplatelets and micro-clusters

open access: yesJournal of Materials Research and Technology, 2022
The uniform distribution of carbonaceous nanomaterials in a magnesium matrix composite can dramatically improve the strength without sacrificing ductility.
M. Tahaghoghi   +3 more
doaj   +1 more source

Rieffel's Deformation Quantization and Isospectral Deformations [PDF]

open access: yesInternational Journal of Theoretical Physics, 2001
We demonstrate the relation between the isospectral deformation and Rieffel's deformation quantization by the action of $\mathbb{R}^d$.
openaire   +3 more sources

The effect of heat treatment on the room and high temperature mechanical properties of AlSi10Mg alloy fabricated by selective laser melting

open access: yesJournal of Materials Research and Technology, 2023
The present work demonstrates a novel interpretation of the effect of well-known heat treatments of solutionizing (ST) and solutionizing plus aging (T6) along with a newly-developed direct aging (DA), on the microstructural evolution and corresponding ...
N. Tabatabaei   +3 more
doaj   +1 more source

Unveiling the influence of dendrite characteristics on the slip/twinning activity and the strain hardening capacity of Mg-Sn-Li-Zn cast alloys

open access: yesJournal of Magnesium and Alloys, 2023
This work explores the correlation between the characteristics of the cast structure (dendrite growth pattern, dendrite morphology and macro-texture) and strain hardening capacity during high temperature deformation of Mg-5Sn-0.3Li-0 and 3Zn multi ...
MS. Jalali   +7 more
doaj   +1 more source

The effect of rare earth elements on the work softening behavior of as-cast Mg-4Al-2Sn

open access: yesMaterials Research Express, 2020
This work explores the addition of 1% Rear Earth (RE) elements on the Mg–4Al–2Sn magnesium alloy, with an emphasis laid on the microstructural evolution during solidification and subsequent hot deformation behavior.
M S Jalali   +5 more
doaj   +1 more source

Concurrent influence of geological parameters on the integrated nano-pore structure and discretized pore families of the petroliferous Cambay shale assessed through multivariate dependence measure

open access: yesFrontiers in Earth Science, 2023
Heterogeneous nanopore structure and distribution regulate the gas trapping, desorption kinetics, and diffusion in shale matrices. In shale, pores range from continuous micro- and mesopore size distributions, varying with organic (total organic matter ...
Abinash Bal   +6 more
doaj   +1 more source

基于定点形变资料获取断裂浅层倾向和倾角的方法研究—以唐山台为例

open access: yesDizhen xuebao, 2018
本文利用唐山地震台1978—2016年跨断层定点形变资料探究唐山地震台所跨断层的浅层倾向和倾角。首先,对形变资料进行数字滤波处理,消除原始观测数据中的非构造信息;其次,对数据精度进行评价,得出1997—2016年滤波后的形变数据年累计残差普遍较小、精度较高;最后,采用精度较高的形变数据计算SE和NW两倾向不同倾角下基线与水准和的累计残差分布,进而获取断层的浅层倾向和倾角。结果显示,依据跨断层定点形变资料获得唐山地震台所跨断层的浅层倾向为SE,倾角为89°,该结果与前人探槽剖面中断层产状相一致 ...
Yongkui Wan   +4 more
doaj   +1 more source

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