Results 11 to 20 of about 1,811,461 (277)

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

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

DInSAR deformation time series for monitoring urban areas: The impact of the second generation SAR systems [PDF]

open access: yes, 2012
We investigate the capability improvement of the DInSAR techniques to map deformation phenomena affecting urban areas, by performing a comparative analysis of the deformation time series retrieved by applying the full resolution Small BAseline Subset ...
A. Pepe   +4 more
core   +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

Jordanian Twist Quantization of D=4 Lorentz and Poincare Algebras and D=3 Contraction Limit [PDF]

open access: yes, 2006
We describe in detail two-parameter nonstandard quantum deformation of D=4 Lorentz algebra $\mathfrak{o}(3,1)$, linked with Jordanian deformation of $\mathfrak{sl} (2;\mathbb{C})$.
A. Borowiec   +23 more
core   +3 more sources

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

Development of the Metal Rheology Model of High-temperature Deformation for Modeling by Finite Element Method [PDF]

open access: yes, 2019
It is shown that when modeling the processes of forging and stamping, it is necessary to take into account not only the hardening of the material, but also softening, which occurs during hot processing.
Aliieva, L. (Leila)   +3 more
core   +2 more sources

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

Fluctuations as stochastic deformation [PDF]

open access: yes, 2008
A notion of stochastic deformation is introduced and the corresponding algebraic deformation procedure is developed. This procedure is analogous to the deformation of an algebra of observables like deformation quantization, but for an imaginary ...
Kazinski, P. O.
core   +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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