Results 141 to 150 of about 22,195 (309)

The Study on Fatigue Crack Growth Rate of 4130X Material under Different Hydrogen Corrosion Conditions

open access: yes
In this paper, the fatigue crack growth rates of typical pressure vessel material 4130X under different corrosion conditions are investigated, and the effects of corrosion modes and loading frequency on the fatigue crack growth rate of 4130X are ...
Shaolei Jiang   +3 more
core   +1 more source

Key Challenges for Commercializing Perovskite–Silicon Tandem Solar Cells

open access: yesCarbon Energy, EarlyView.
This review discusses the scientific and technological challenges in advancing perovskite–silicon tandem solar cells (PSTSCs) from lab‐scale to commercial viability, focusing on long‐term stability, scalability, and economic feasibility. Key issues include intrinsic and extrinsic degradation factors, installation conditions, environmental impacts, and ...
Bilal Mehmood   +16 more
wiley   +1 more source

Reverse Engineering and Performance Evaluation of a Pump Impeller Fabricated With Additive Manufacturing

open access: yesChemie Ingenieur Technik, EarlyView.
This study explores the process chain for reverse engineering and additive manufacturing of a water pump impeller in a process plant. Key aspects include digital twin creation, CAD redesign, material certification, Hirtisation postprocessing, and performance testing. Insights highlight iterative design for improved precision and reliability.
Michael Stadler   +3 more
wiley   +1 more source

Corrosion-Mechanical Fatigue: the Problems of Forecasting. Part 4. Assessment of Corrosion-Mechanical Fatigue Curve Parameters as Well as Durability of Materials

open access: yesМеханика машин, механизмов и материалов
Corrosion is one of the main electrochemical processes that damage metal materials. The combination of cyclic stresses and a corrosive environment causes wear-fatigue damage, called corrosion-mechanical fatigue.
Alexander V. Bogdanovich   +1 more
doaj   +1 more source

Assessment of corrosion fatigue in welded joints using 3D surface scans, digital image correlation, hardness measurements, and residual stress analysis

open access: yes, 2023
Corrosion can significantly reduce fatigue resistance of steel constructions including offshore support structures. This can be attributed to either localized stress concentration caused by pitting corrosion or to embrittlement of the material during the
Köhler, Markus   +6 more
core  

From Ship to Shore: A Review of Vessel‐To‐Grid Bidirectional Charging for Sustainable Maritime Transport

open access: yesEcoEnergy, EarlyView.
As maritime transport electrifies, bidirectional charging (V2G) offers a dual‐purpose solution for energy resilience and economic viability. This work identifies key technological advancements and lifecycle challenges utilizing practical case studies to demonstrate how V2G systems can drive decarbonization and grid stability in the marine sector ...
Jonathan Bloor   +3 more
wiley   +1 more source

Effect of Ni on Corrosion Fatigue Properties of Medium Carbon High Strength Spring Steel

open access: yesTeshugang, 2008
The effect of 0.52~1.00 Ni on corrosion fatigue properties of 2.000 MPa grade medium carbon spring steel NHS ( 0.44~0.45C,1.95~2.08Si,0.68~0.70Mn,0.90~0.92Cr,0. 14~0.
孙曼丽   +4 more
doaj  

Effect of cathodic polarisation on corrosion fatigue behaviour of ion nitrided AISI 4140 steel

open access: yes, 2002
It is well known that controlled changes in the electrode potential of specimens strongly influence the behaviour of corrosion fatigue for alloys in aqueous media.
Genel, Kenan
core  

Cobalt‐Free Single‐Crystal Cathodes for Next‐Generation Lithium‐Ion Batteries

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Cobalt‐free single‐crystal cathodes enhance lithium‐ion battery stability by mitigating fracture, degradation, and phase transitions. This review highlights Ni‐rich layered, Li‐Mn‐rich, spinel, and olivine frameworks, synthesis strategies enabling morphology and defect control, and structural tuning via doping and coatings, offering pathways toward ...
Srinivasan Alagar   +5 more
wiley   +1 more source

Corrosion-fatigue evaluation in Q235A steel using nonlinear Rayleigh surface waves

open access: yesJournal of Measurement Science and Instrumentation, 2019
This paper presents a non-destrcutive evaluation method for the evolution of corrosion fatigue of Q235 A steel. Specimen surface degradation due to corrosion fatigue from the combined interaction of corrosion and cyclic loading leads to harmonic ...
LI Hai-yang, WANG Zhao-ba, PAN Qiang-hua
doaj  

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