Results 81 to 90 of about 1,374,071 (257)

Evaluation of test procedures for hydrogen environment embrittlement [PDF]

open access: yes, 1974
Report presents discussion of three common and primary influences on embrittlement process. Application of theoretical considerations to design of test coupons and methods is illustrated for both internal and external hydrogen embrittlement.
Nelson, H. G.
core   +1 more source

Alloy Solutions for Ammonia Cracking: A Review

open access: yesMaterials and Corrosion, EarlyView.
This work provides a literature overview of the nitriding and degradation of structural materials under ammonia cracking conditions and explains the known mechanisms and the gaps, where research is required. ABSTRACT Hydrogen is a key factor in energy storage and transportation, which will inevitably lead to a substantial increase in demand.
Mathias Christian Galetz   +3 more
wiley   +1 more source

Study parameters of the rayleigh wave in the titanium alloy VT6 [PDF]

open access: yes, 2017
During processing and use, the surface alloy will have hydrogen embrittlement occur affecting the mechanical properties of metals. Thus, control of hydrogen embrittlement is of particular importance.
Инь Хуавэй
core  

Surface Chemical Analysis of Plastic Materials by X‐Ray Photoelectron Spectroscopy: Understanding Weathering, Fragmentation and Contaminant Uptake in Marine Environments

open access: yesMacromolecular Materials and Engineering, EarlyView.
This Perspective demonstrates how X‐ray photoelectron spectroscopy (XPS) uncovers surface chemical changes in plastics, providing insight into weathering‐driven fragmentation and contaminant adsorption. The Perspective underscores XPS's pivotal role in elucidating fragmentation mechanisms, predicting pollutant–plastic interactions, and guiding ...
Tiziano Di Giulio   +2 more
wiley   +1 more source

Linking Ab Initio Data on Hydrogen and Carbon in Steel to Statistical and Continuum Descriptions

open access: yesMetals, 2018
We present a selection of scale transfer approaches from the electronic to the continuum regime for topics relevant to hydrogen embrittlement. With a focus on grain boundary related hydrogen embrittlement, we discuss the scale transfer for the dependence
Marc Weikamp   +2 more
doaj   +1 more source

A Review on hydrogen embrittlement behavior of steel structures and measurement methods

open access: yesInternational Advanced Researches and Engineering Journal
Hydrogen can be found within metals under a variety of industrial and environmental conditions. Hydrogen-metal interactions can take place through hydrogen embrittlement, hydrogen sulfide corrosion, or hydrogen absorption. Steel and other metals that are
Biniyam Ayele Abebe
semanticscholar   +1 more source

Electroforming Thin Fe Foils Using ChCl/Urea Deep Eutectic Solvent: Effects of MnCl2 and Current Density on Microstructure and Corrosion Behavior

open access: yesMetalMat, EarlyView.
This study reports the electroforming of Fe thin foils using ChCl/urea DES. It analyzes the effect of current density and MnCl2 addition in the electroformed samples’ composition and corrosion behavior. It presents new insights into Mn incorporation via Fe₂O₃ doping in the Fe matrix.
Vinicius Sales   +5 more
wiley   +1 more source

Metal Hydrides‐Based Hydrogen Purification Systems—A Review

open access: yesMetalMat, EarlyView.
Metal hydrides as an innovative means to purify hydrogen can enable new avenues in the use of hydrogen as a clean energy vector across its production methods. ABSTRACT This review investigates the critical role of purification for enabling the use of hydrogen from various production pathways.
Cameron Reid   +2 more
wiley   +1 more source

Improved Flexural Properties of Carbon Fiber‐Reinforced Polyamide Composites for Type IV and V Hydrogen Storage Vessels Utilizing Graphene Nanoplatelets

open access: yesPolymer Composites, EarlyView.
Manufacturing carbon fiber‐reinforced composites using graphene nanoplatelets for lightweight hydrogen storage vessel application. ABSTRACT This study explores the enhancement of bending properties in carbon fiber‐reinforced polyamide6 (PA6) composites for Type IV and V hydrogen storage vessels through the incorporation of graphene nanoplatelets (GNPs).
Jonghyun Eun   +4 more
wiley   +1 more source

Hydrogen environment embrittlement [PDF]

open access: yes
Hydrogen embrittlement is classified into three types: internal reversible hydrogen embrittlement, hydrogen reaction embrittlement, and hydrogen environment embrittlement.
Gray, H. R.
core   +1 more source

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