Results 11 to 20 of about 245,584 (266)

Inclusion evolution in solid steel during rolling deformation: a review

open access: yesJournal of Materials Research and Technology, 2022
Rolling deformation is the fundamental process path in steel production, which not only changes the shape and size of the billet, but also improves the internal structure and mechanical properties.
Yongkun Yang   +5 more
doaj   +3 more sources

Evolution of inclusion populations in Al-killed steel during the steelmaking process

open access: yesJournal of Materials Research and Technology, 2022
The increasing demand for higher steel inclusion cleanliness has motivated control over the formation and evolution of inclusions during the production process.
Manuel Castro-Román   +5 more
doaj   +3 more sources

Evolution and Formation of Non-Metallic Inclusions during Electroslag Remelting of Ce-Bearing 15Cr-22Ni-1Nb Austenitic Heat-Resistant Steel

open access: yesMetals, 2022
The evolution of inclusions in austenitic heat-resistant steel with different Ce content during protective argon gas atmosphere electroslag remelting (ESR) was studied. All oxide inclusions in the Ce-free consumable electrode are MgO·Al2O3.
Zhongwei Wang   +4 more
doaj   +1 more source

On an evolution inclusion in non-separable Banach spaces [PDF]

open access: yesOpuscula Mathematica, 2009
We consider a Cauchy problem for a class of nonconvex evolution inclusions in non-separable Banach spaces under Filippov-type assumptions. We prove the existence of solutions.
Aurelian Cernea
doaj   +1 more source

Revolution and Control of Fe-Al-(Mg, Ti)-O Oxide Inclusions in IF Steel during 260t BOF-RH-CC Process

open access: yesMetals, 2020
The evolution of inclusions that contain Al, Mg, and Ti was studied through industrial-grade experiments. Field emission scanning electron microscopy, energy dispersive spectrometry, inductively coupled plasma atomic emission spectrometry, and FactSage ...
Rijin Cheng   +8 more
doaj   +1 more source

MAVEN mission perspectives and approaches to inclusion

open access: yesFrontiers in Astronomy and Space Sciences, 2023
The Mars Atmosphere and Volatile Evolution mission (MAVEN) is a NASA spacecraft that has been orbiting Mars since 2014. The Mars Atmosphere and Volatile Evolution mission team has established a current set of best practices to strengthen Diversity ...
S. M. Curry
doaj   +1 more source

Evolution of Inclusions in Steelmaking Process of Rare Earth Steels Containing Arsenic with Alumina Crucibles

open access: yesMetals, 2020
In order to determine strategies for removing arsenic from rare earth arsenic-containing steels, the evolution of inclusions in the whole steelmaking process with alumina crucibles was investigated.
Hongpo Wang   +5 more
doaj   +1 more source

Approximate controllability for second order nonlinear evolution hemivariational inequalities

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2016
The goal of this paper is to study approximate controllability for control systems driven by abstract second order nonlinear evolution hemivariational inequalities in Hilbert spaces.
Xiuwen Li   +2 more
doaj   +1 more source

Time dependent evolution inclusions governed by the difference of two subdifferentials

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2012
The purpose of this paper is to study evolution inclusions involving time dependent subdifferential operators which are non-monotone. More precisely, we study existence of solutions for the following evolution equation in a real Hilbert space $X$~: $u ...
S. Guillaume
doaj   +1 more source

Flow, Wind, and Stochastic Connectivity Modeling Infectious Diseases

open access: yesComplexity, 2021
We study in this paper the trends of the evolution of different infections using a SIR flow (first-order ODE system), completed by a differential inclusion, a geodesic motion in a gyroscopic field of forces, and a stochastic SIR perturbation of the flow (
C. Udriste, I. Tevy, A. S. Rasheed
doaj   +1 more source

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