Results 51 to 60 of about 19,446 (228)

Multifaceted Behavior and Functional Versatility of Ferritic Stainless Steels, Part I: Applications and Processing, a Review

open access: yessteel research international, Volume 97, Issue 3, Page 1201-1225, March 2026.
This review investigates the processing‐microstructure‐property relationships in ferritic stainless steels (FSSs). It highlights advances in deformation behavior, heat treatments, surface modifications, and alloying effects. Theoretical models, including Johnson‐Mehl‐Avrami‐Kolmogorov, Arrhenius, nucleation theory, and diffusion theories, are discussed
Shahab Bazri   +4 more
wiley   +1 more source

Impression creep test of a P91 steel: a round robin programme [PDF]

open access: yesMaterials at High Temperatures, 2017
The process of standardisation of small specimen creep testing techniques, specifically the impression creep test requires the repeatability of the test method. In this study it is accomplished through a round robin programme involving four different labs which have slightly different test set-ups adhering to predefined recommendations stated in ...
Brett, S. J.   +7 more
openaire   +2 more sources

‘I think your child might be autistic’: A qualitative survey study examining how school staff broach initial interactions with parents whose children may be autistic

open access: yesBritish Journal of Special Education, Volume 53, Issue 1, Page 41-50, March 2026.
Abstract Recognising and understanding that a child might be autistic is an important first step in the autism diagnostic pathway. For many families, this process involves working alongside school staff and, in England, this tends to be led by the Special Educational Needs Coordinator (SENCO). Existing research highlights the importance of how and when
Hannah Cresswell, Laura Crane
wiley   +1 more source

Stress−strain curves and derived mechanical parameters of P91 steel from spherical nanoindentation at a range of temperatures

open access: yesMaterials & Design, 2020
This work compares different measurement and analysis protocols of spherical nanoindentation tests performed at different temperatures on a ferritic/martensitic P91 grade steel, in order to derive meaningful indentation stress−strain curves (ISSC) and ...
Ana Ruiz-Moreno   +5 more
doaj   +1 more source

Mechanical and Metallurgical Characterization of Laser Welding on P91 Ferritic Steel and Incoloy 800HT Dissimilar Joints [PDF]

open access: yesMaterials Research, 2018
In this work, microstructural characterization and mechanical properties of P91 and Incoloy 800HT dissimilar laser beam welded joint were analyzed. In addition to that, metallographical studies were conducted using Optical microscopy, Scanning electron ...
Lakshmanan Vellaichamy   +2 more
doaj   +1 more source

Extreme Value Laws in Dynamical Systems for Non-smooth Observations [PDF]

open access: yes, 2010
We prove the equivalence between the existence of a non-trivial hitting time statistics law and Extreme Value Laws in the case of dynamical systems with measures which are not absolutely continuous with respect to Lebesgue.
Ana Cristina   +3 more
core   +2 more sources

Study of the creep cavitation behavior of P91 steel under different stress states and its effect on high-temperature creep properties

open access: yesJournal of Materials Research and Technology, 2022
In this study, circumferential U-notches of different depths were machined on a plain cylindrical creep specimen to simulate different stress states during steam pipe operation.
Ke Han   +5 more
doaj   +1 more source

The development of advanced creep constitutive equations for high chromium steel P91 at low stress range [PDF]

open access: yes, 2013
Diffusion dominates the creep deformation at low stress range for high chromium steel P91. Brittle creep fracture is caused by cavity nucleation, growth and coalescence of cavities and large precipitates (Laves phase and M23C6) at grain boundary under ...
An, Lili, Lu, Zhongyu, Xu, Qiang
core  

Redistribution of critical major histocompatibility complex and T cell receptor-binding functions of residues in an antigenic sequence after biterminal substitution [PDF]

open access: yes, 1991
Residues critical for establishing a trimolecular interaction with a major histocompatibility complex (MHC)-encoded receptor and a T cell antigen receptor (TcR) were determined for an antigenic nonapeptide. The N-terminal residue proved to be involved in
Allen   +18 more
core   +1 more source

P91 HEMODYNAMICS NURSES ARE EVOLVING WITH INTERVENTIONAL CARDIOLOGY

open access: yesEuropean Heart Journal Supplements, 2022
Abstract Subject Matter Hemodynamics deals with issues concerning ‘the bloodstream and the vascular system’ and the figure of nurses pursuing their activity within those settings is constantly growing and evolving.
A Dessi, S Lais, S Baratta, M Menconi
openaire   +1 more source

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