In Situ Testing of Hydrogen Permeation Through Compressed O‐Rings: Experimental Innovation and Molecular Dynamics Interpretation
Sign Up to like & getrecommendations! Published in 2025 at "Journal of Applied Polymer Science"
DOI: 10.1002/app.57914
Abstract: This study developed an in situ real‐time full‐scale O‐ring hydrogen permeation testing method, effectively overcoming the limitations of traditional stress‐free sheet sample testing. The permeation performance of HNBR and EPDM was evaluated under a hydrogen pressure… read more here.
Keywords: hnbr; free volume; permeation; molecular dynamics ... See more keywords
A Surface Analytical Method for Determining the Porosity of Tungsten Coatings as Hydrogen Permeation Barriers
Sign Up to like & getrecommendations! Published in 2025 at "Surface and Interface Analysis"
DOI: 10.1002/sia.70027
Abstract: Fast and reliable methods that permit the determination of the through‐thickness coating porosity are required to develop optimized coating–substrate systems that act as hydrogen permeation barriers. In this work, we present an analytical approach for… read more here.
Keywords: porosity tungsten; porosity; hydrogen permeation; permeation barriers ... See more keywords
Hydrogen permeation barrier of carbon-doped TiZrN coatings by laser carburization
Sign Up to like & getrecommendations! Published in 2021 at "Corrosion Science"
DOI: 10.1016/j.corsci.2021.109700
Abstract: Abstract Hydrogen impermeability of carbon-doped TiZrN coatings was investigated in terms of carbon diffusion behavior and bonding states. The FFT pattern of a ring pattern and the inverse FFT with edge dislocations indicated formation of… read more here.
Keywords: carbon doped; doped tizrn; hydrogen permeation; carbon ... See more keywords
Effects of multiple welding thermal cycles on hydrogen permeation parameters of X80 steel
Sign Up to like & getrecommendations! Published in 2021 at "Corrosion Science"
DOI: 10.1016/j.corsci.2021.109797
Abstract: Abstract Hydrogen permeation tests were conducted in 1.2 MPa H2 on welding thermal simulated specimens to determine the hydrogen permeation parameters in each subzone of the girth welded joints. Optical microscope, electron back-scattered diffraction, and X-ray… read more here.
Keywords: permeation; effects multiple; permeation parameters; welding thermal ... See more keywords
Preparation of Cr2O3/Al2O3 bipolar oxides as hydrogen permeation barriers by selective oxide removal on SS and atomic layer deposition
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Hydrogen Energy"
DOI: 10.1016/j.ijhydene.2019.03.086
Abstract: Abstract Iron-nickel based stainless steel (SS) applied in nuclear plants as a substrate material barely suppresses the permeation of hydrogen plasmas, which are mainly composed of positive and negative hydrogen ions with trace amounts of… read more here.
Keywords: permeation; hydrogen; layer; cr2o3 al2o3 ... See more keywords
Structures and mechanical properties of Nb-Mo-Co(Ru) solid solutions for hydrogen permeation
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2018.04.235
Abstract: Abstract The structures and mechanical properties of Nb-Mo-Co(Ru) solid solutions for hydrogen permeation have been investigated by X-ray diffraction (XRD) analysis, pressure-composition-temperature (PCT) measurements, and three-point bending tests. The as-prepared Nb86Mo14, Nb86Mo7Co7, and Nb86Mo7Ru7 samples… read more here.
Keywords: properties solid; mechanical properties; solutions hydrogen; hydrogen permeation ... See more keywords
Chemical stability and hydrogen permeation performance of Ni–BaCe0.7Y0.3–xInxO3–δ cermet membranes
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Alloys and Compounds"
DOI: 10.1016/j.jallcom.2018.04.336
Abstract: Abstract The Ni−BaCe0.7Y0.3−xInxO3−δ dense cermet hydrogen separation membranes were fabricated, and the hydrogen permeability and the stability in CO2−containing atmosphere were measured. The In−doping level had a significant influence on the sinterability of the membranes… read more here.
Keywords: hydrogen; bace0 7y0; hydrogen permeation; stability ... See more keywords
Effect of Au addition on hydrogen permeation and the resistance to H2S on Pd-Ag alloy membranes
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Membrane Science"
DOI: 10.1016/j.memsci.2017.08.029
Abstract: Abstract In order to make a detailed comparison between Pd-Ag and Pd-Ag-Au membranes according to their H2 permeation properties and sulfide resistance Au was deposited by the electroless plating (ELP) technique onto one half of… read more here.
Keywords: alloy; permeation; resistance; hydrogen permeation ... See more keywords
Influence of vacuum degree on hydrogen permeation through a Pd membrane in different H2/N2 gas mixtures
Sign Up to like & getrecommendations! Published in 2020 at "Renewable Energy"
DOI: 10.1016/j.renene.2020.04.048
Abstract: Abstract Palladium (Pd) membranes for industrial applications have gained much interest as of late. The purification of hydrogen through Pd membranes has therefore been proposed as a viable solution to traditional separation methods. Hydrogen permeation… read more here.
Keywords: hydrogen permeation; gas mixtures; vacuum; gas ... See more keywords
In situ observations of silver-decoration evolution under hydrogen permeation: Effects of grain boundary misorientation on hydrogen flux in pure iron
Sign Up to like & getrecommendations! Published in 2017 at "Scripta Materialia"
DOI: 10.1016/j.scriptamat.2016.10.027
Abstract: Abstract An in situ silver decoration technique using a light microscope was developed. Hydrogen was introduced from the bottom surface of an annealed pure iron specimen, and its top surface was covered with a chemical… read more here.
Keywords: pure iron; hydrogen permeation; silver decoration; hydrogen ... See more keywords
Microscopic Insights into Hydrogen Permeation Through a Model PdCu Membrane from First-Principles Investigations
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Physical Chemistry C"
DOI: 10.1021/acs.jpcc.8b03585
Abstract: Palladium-based alloys are commonly used in industry as a membrane material for the purification of hydrogen. In this work, we report a systematic theoretical study of all of the processes associat... read more here.
Keywords: microscopic insights; hydrogen; insights hydrogen; permeation model ... See more keywords