Results 171 to 180 of about 1,358,362 (273)

Evaluating structural resistance and updating modeling uncertainties through testing

open access: yesStructural Concrete, EarlyView.
Abstract The aging of infrastructure necessitates a robust and rational methodology for the assessment of existing structures. Design codes provide general models which cover different design scenarios and are thus overly conservative. Also, such design approaches lack field data and, if applied directly to existing works, often lead to unnecessarily ...
Miguel Fernández Ruiz   +4 more
wiley   +1 more source

Angle‐dependent X‐ray absorption correction in small‐ and wide‐angle X‐ray scattering: accounting for constrained scattering volume, beam profiles and capillary wall attenuation

open access: yesJournal of Applied Crystallography, EarlyView.
We present an improved numerical angle‐dependent absorption correction procedure for line‐collimated small‐ and wide‐angle X‐ray scattering measurements in thin‐walled quartz capillaries. The procedure accounts for the constrained illuminated volume, measured primary beam profiles and capillary‐wall absorption, enabling physically consistent data ...
Jure Kovač   +3 more
wiley   +1 more source

White Vortex Light Generations With 7OCB Spherulite. [PDF]

open access: yesNanophotonics
Liu Y   +5 more
europepmc   +1 more source

Depth‐resolved X‐ray residual stress analysis on samples with cylindrically shaped surface topography

open access: yesJournal of Applied Crystallography, EarlyView.
Modifications of the fundamental equation of X‐ray stress analysis are proposed that allow correction of the hoop and longitudinal stresses obtained from sin2ψ measurements on samples featuring an inhomogeneous surface topography. The formalism is verified by angle‐ and energy‐dispersive measurements performed on a ferritic steel sample with ...
Manuela Klaus   +4 more
wiley   +1 more source

Transversely pumped laser driven particle accelerator. [PDF]

open access: yesNat Commun
Nutting T   +3 more
europepmc   +1 more source

Development of a neutron texture analysis reduction pipeline in Mantid

open access: yesJournal of Applied Crystallography, EarlyView.
An experimental planning and data processing pipeline for spatially resolved neutron texture analysis has been implemented within the Mantid framework. The workflow processes time‐of‐flight neutron diffraction data to generate experimental pole figures, enabling non‐destructive quantitative texture analysis of materials and components with complex ...
Andy Bridger   +6 more
wiley   +1 more source

Modeling of Bead-on-Plate Laser Beam Melting Using Innovative Laser with a Single-Mode Core Surrounded by a Multimode Ring. [PDF]

open access: yesMaterials (Basel)
Kubiak M   +6 more
europepmc   +1 more source

The effect of Nb and O on the martensitic transformation in Ti–Nb–O alloys

open access: yesJournal of Applied Crystallography, EarlyView.
Using a newly developed 2D X‐ray diffraction orientation simulation approach to isolate overlapping martensitic reflections, this study demonstrates that niobium controls continuous lattice symmetry evolution, whereas interstitial oxygen induces localized strain fields that nonlinearly govern the structural competition between α″‐martensite and the ...
Kristián Šalata   +5 more
wiley   +1 more source

Mixed Super‐Circles

open access: yesComputer Graphics Forum, EarlyView.
Abstract We introduce mixed super‐circles, a position‐curvature formulation of the original dynamic 2D super‐helix model. Compared to the latter, purely curvature‐based model – the so‐called chained formulation –, the mixed formulation that we propose here drastically reduces the algorithmic complexity of the solving scheme – from quadratic to quasi ...
Emile Hohnadel   +2 more
wiley   +1 more source

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