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Numerical analysis of hydrogen-assisted rolling-contact fatigue of wind turbine bearings [PDF]

open access: yesFracture and Structural Integrity, 2014
Offshore wind parks at locations further from the shore often involve serious difficulties, e.g. the maintenance. The bearings of offshore wind turbines are prone to suffer hydrogen-assisted rolling-contact fatigue (HA-RCF).
J. Toribio   +3 more
doaj   +3 more sources

Integrated structured light architectures [PDF]

open access: yesScientific Reports, 2021
AbstractThe structural versatility of light underpins an outstanding collection of optical phenomena where both geometrical and topological states of light can dictate how matter will respond or display. Light possesses multiple degrees of freedom such as amplitude, and linear, spin angular, and orbital angular momenta, but the ability to adaptively ...
Randy Lemons   +6 more
openaire   +4 more sources

Integrating Nijenhuis structures

open access: yesAnnali di Matematica Pura ed Applicata (1923 -), 2023
AbstractA Nijenhuis operator on a manifold is a (1, 1) tensor whose Nijenhuis torsion vanishes. A Nijenhuis operator $${\mathcal {N}}$$ N determines a Lie algebroid that knows everything about $${\mathcal {N}}$$ N . In this sense, a Nijenhuis operator is an infinitesimal object.
Pugliese F., Sparano G., Vitagliano L.
openaire   +3 more sources

Hypergeometric structures in Feynman integrals

open access: yesAnnals of Mathematics and Artificial Intelligence, 2023
AbstractFor the precision calculations in perturbative Quantum Chromodynamics (QCD) gigantic expressions (several GB in size) in terms of highly complicated divergent multi-loop Feynman integrals have to be calculated analytically to compact expressions in terms of special functions and constants.
Johannes Blümlein   +2 more
openaire   +6 more sources

Investigating the effects of anti-corrosive coatings on the bond between corrosion-damaged rebar and concrete repair materials [PDF]

open access: yesMATEC Web of Conferences, 2022
Reinforcement corrosion causes destruction to the steel by a loss in cross section and rib height, which can affect the bond between steel and concrete.
Muhammad Ameen Moolla   +2 more
doaj   +1 more source

Hydrogen-Assisted Fatigue Propagation in Corner Cracks at Holes Located in Plates under Tensile Loading

open access: yesMetals, 2021
In this study, hydrogen-assisted fatigue propagation (a kind of corrosion fatigue phenomenon) in corner cracks at holes located in plates under tensile loading was studied, the results compared with those obtained for propagation by fatigue in air.
Jesús Toribio   +2 more
doaj   +1 more source

Phosphopeptide interactions of the Nbs1 N-terminal FHA-BRCT1/2 domains

open access: yesScientific Reports, 2021
Human Nbs1, a component of the MRN complex involved in DNA double strand break repair, contains a concatenated N-terminal FHA-BRCT1/2 sequence that supports interaction with multiple phosphopeptide binding partners.
Kyungmin Kim   +3 more
doaj   +1 more source

Chloride penetration resistance of fine recycled aggregate concrete [PDF]

open access: yesMATEC Web of Conferences, 2022
This study investigates the chloride penetration resistance of fine recycled aggregate concrete (FRAC). Six concrete mixes comprising 0.45 and 0.55 w/b were prepared using fine recycled aggregates (FRA) at 0, 25 and 50% by volume replacement of natural ...
Amadi I. G.   +3 more
doaj   +1 more source

Structural and ligand binding analysis of the pet allergens Can f 1 and Fel d 7

open access: yesFrontiers in Allergy, 2023
IntroductionPet lipocalins are respiratory allergens with a central hydrophobic ligand-binding cavity called a calyx. Molecules carried in the calyx by allergens are suggested to influence allergenicity, but little is known about the native ligands ...
Jungki Min   +7 more
doaj   +1 more source

Investigating the structural contribution of patch repairs to reinforced concrete elements [PDF]

open access: yesMATEC Web of Conferences, 2022
The patch repair method is one of the most common approaches used by engineers for repairing reinforced concrete structures that have been damaged. Despite its popularity, the knowledge on material properties pertinent to a durable structural repair is ...
Naraghi Vafa   +2 more
doaj   +1 more source

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