Interpretation of hydrogen-assisted fatigue crack propagation in BCC iron based on dislocation structure evolution around the crack wake
Sign Up to like & getrecommendations! Published in 2018 at "Acta Materialia"
DOI: 10.1016/j.actamat.2018.06.041
Abstract: Abstract A new model for hydrogen-assisted fatigue crack growth (HAFCG) in BCC iron under a gaseous hydrogen environment has been established based on various methods of observation, i.e., electron backscatter diffraction (EBSD), electron channeling contrast… read more here.
Keywords: hydrogen; around crack; iron; hydrogen assisted ... See more keywords
Effect and Mechanism of Hydrogen-Assisted Sulfur Intercalation for Decoupling Graphene from Cu(1 1 1) Substrate: A First-Principles Study
Sign Up to like & getrecommendations! Published in 2021 at "Applied Surface Science"
DOI: 10.1016/j.apsusc.2021.150866
Abstract: Abstract Intercalation has been experimentally proven to be an efficient approach for decoupling graphene from metal substrates such as Cu, which enables the easy transfer of graphene from a substrate. Thereby we propose a simple… read more here.
Keywords: decoupling graphene; graphene; hydrogen assisted; intercalation ... See more keywords
Relationship between microstructural features in pipeline steel and hydrogen assisted degradation
Sign Up to like & getrecommendations! Published in 2019 at "Engineering Failure Analysis"
DOI: 10.1016/j.engfailanal.2018.11.008
Abstract: Abstract The contributions of various microstructural features towards hydrogen-assisted degradation in API 5L X80 pipeline steel have been investigated. The current study was conducted on specimens obtained from the top surface and mid-thickness layers. After… read more here.
Keywords: hydrogen; top surface; hydrogen assisted; assisted degradation ... See more keywords
Cohesive zone based axisymmetric modelling of hydrogen-assisted cracking in a circumferentially notched tensile specimen
Sign Up to like & getrecommendations! Published in 2018 at "International Journal of Hydrogen Energy"
DOI: 10.1016/j.ijhydene.2018.04.188
Abstract: Abstract The paper presents an axisymmetric finite element model to study hydrogen-assisted cracking (HAC) in a circumferentially notched tensile (CNT) specimen of a high-strength steel. The model includes an axisymmetric 2-D stress analysis coupled with… read more here.
Keywords: circumferentially notched; notched tensile; hydrogen; model ... See more keywords
Formation of Active Sites of Carbon Nanofibers Growth in Self-Organizing Ni–Pd Catalyst during Hydrogen-Assisted Decomposition of 1,2-Dichloroethane
Sign Up to like & getrecommendations! Published in 2018 at "Industrial & Engineering Chemistry Research"
DOI: 10.1021/acs.iecr.8b02186
Abstract: The Ni–Pd alloys synthesized by the coprecipitation method were studied as precursors for the self-organizing particles catalyzing the growth of carbon nanofibers. The addition of palladium was found to enhance both the activity, stability, and… read more here.
Keywords: catalyst hydrogen; formation; self organizing; carbon nanofibers ... See more keywords
Hydrogen-Assisted Fast Growth of Large Graphene Grains by Recrystallization of Nanograins
Sign Up to like & getrecommendations! Published in 2020 at "ACS Omega"
DOI: 10.1021/acsomega.0c02701
Abstract: Chemical vapor deposition has been highlighted as a promising tool for facile graphene growth in a large area. However, grain boundaries impose detrimental effects on the mechanical strength or electrical mobility of graphene. Here, we… read more here.
Keywords: recrystallization nanograins; graphene; growth large; hydrogen assisted ... See more keywords
In Situ Ti6Al4V/TiB Composites Prepared by Hydrogen-Assisted Sintering of Blends Containing TiH2 and Ball-Milled Ti+TiB2 Powders
Sign Up to like & getrecommendations! Published in 2022 at "Materials"
DOI: 10.3390/ma15031049
Abstract: In the present study, 98.6–99.5% dense in situ reinforced Ti6Al4V/TiB composites were manufactured with a newly developed approach based on hydrogen-assisted blended elemental powder metallurgy (BEPM). The approach includes the activation milling of titanium powder… read more here.
Keywords: tib; situ ti6al4v; ti6al4v tib; tib composites ... See more keywords