Results 41 to 50 of about 2,874,418 (289)

Curved-ray tensor tomography for residual stress measurements in the axisymmetric graded rods

open access: yesSt. Petersburg Polytechnical University Journal: Physics and Mathematics, 2020
For the first time, an algorithm for reconstructing an arbitrary distribution of residual stresses by the polarization tomography method for cylindrical rod structures with a radial distribution of the refractive index has been presented.
Karov Dmitry, Puro Alfred
doaj   +1 more source

Screening and epitope characterization of Nidogen‐2‐specific nanobodies

open access: yesFEBS Open Bio, EarlyView.
Camel immunization and phage display were employed to generate high‐affinity VHH nanobodies against Nidogen‐2. After library construction, biopanning, ELISA screening, sequencing, and recombinant expression, selected nanobodies were purified and characterized, leading to the preliminary exploration of a nanobody‐based sandwich ELISA for specific ...
Jianchuan Wen   +9 more
wiley   +1 more source

Enabling Digital Continuity in Virtual Manufacturing for Eco‐Efficiency Assessment of Lightweight Structures by Means of a Domain‐Specific Structural Mechanics Language: Requirements, Idea and Proof of Concept

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents a solver‐agnostic domain‐specific language (DSL) for computational structural mechanics that strengthens interoperability in virtual product development. Using a hierarchical data model, the DSL enables seamless exchange between diverse simulation tools and numerical methods.
Martin Rädel   +3 more
wiley   +1 more source

NUMERICAL COMPUTATION OF ELECTRIC FIELDS IN PRESENCE OF CURVILINEAR INTERFACE BETWEEN CONDUCTIVE AND NON-CONDUCTIVE MEDIA

open access: yesElectrical engineering & Electromechanics, 2016
Purpose. To elaborate a method of electric field numerical calculation in systems with curved boundaries between conductive and non-conductive mediums at final volume method usage and application of the rectangular grids. Methodology.
E.I. Sokol   +3 more
doaj   +1 more source

Piezoresistive Monitoring of Carbon Nanomaterial‐Reinforced Epoxy Composites Under Cyclic and Fatigue Loading: A Review

open access: yesAdvanced Engineering Materials, EarlyView.
Carbon nanomaterial‐reinforced epoxy composites exhibit pronounced piezoresistive behavior, enabling intrinsic damage sensing under cyclic and fatigue loading. This review critically compares carbon nanotube and graphene systems, correlating filler content, percolation threshold, and gauge factor with sensing stability and damage evolution.
J. M. Parente   +3 more
wiley   +1 more source

Needle Aspiration and Cytology for Suspected Osteoarticular Tuberculosis in Children [PDF]

open access: yesMalaysian Orthopaedic Journal, 2018
Introduction: Early diagnosis of osteoarticular tuberculosis (OATB) is essential to prevent significant functional disability. There is no single test for diagnosis.
Agarwal A, Singh S, Agarwal S, Gupta S
doaj   +1 more source

Thermomechanical Fatigue and Creep–Fatigue Interaction of Inconel 718 Additively Manufactured by Laser Beam Powder Bed Fusion

open access: yesAdvanced Engineering Materials, EarlyView.
Thermomechanical fatigue tests of laser beam powder bed fusion (PBF‐LB) Inconel 718 show that the additively manufactured material reaches almost the lifetimes of conventionally‐rolled material under no‐dwell conditions. Introducing dwell times at the maximum temperature markedly reduces the lifetimes due to pronounced grain boundary sliding associated
Stefan Guth   +6 more
wiley   +1 more source

Investigation of immersion media and materials for optical diagnostics in curved wall channels by the matching index of refraction [PDF]

open access: yesE3S Web of Conferences
Five different refractive liquids and two possible transparent solid materials were tested to perform matched index of refraction (MIR) optical flow measurements and visualisation in channels with curved walls, for example, models of rods in fuel ...
Panteleev Semen, Tokarev Mikhail
doaj   +1 more source

Air‐Pressure–Actuated Vibroacoustic Metamaterial With Tunable Bandgap: Design, Modeling, and Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents the design, modeling, and characterization of air‐pressure–actuated programmable vibroacoustic metamaterials (PVAMM). The study focuses on leveraging air pressure to dynamically tune resonance frequencies for effective noise attenuation.
William Kaal   +2 more
wiley   +1 more source

Operational features and reliability of drill rods during controlled trenchless laying of underground utilities

open access: yesAvtomobilʹnyj Transport (Harʹkov)
Problem. When laying distribution networks in densely built-up cities, significant difficulties arise due to the need to cross roads, tram and railway tracks. In such cases, installations for trenchless laying of engineering networks are widely used.
Suponyev Vladimir   +4 more
doaj   +1 more source

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