Results 61 to 70 of about 4,807,848 (253)

Clustering Signed Networks with the Geometric Mean of Laplacians [PDF]

open access: yes, 2016
Signed networks allow to model positive and negative relationships. We analyze existing extensions of spectral clustering to signed networks. It turns out that existing approaches do not recover the ground truth clustering in several situations where ...
Hein, Matthias   +2 more
core  

Influence of Scan Strategies in Electron Beam Powder Bed Fusion on Solidification, Microstructure, and High‐Temperature Compressive Properties of γ′‐Strengthened Inconel 738LC

open access: yesAdvanced Engineering Materials, EarlyView.
Experiments and thermophysical simulations were conducted to investigate the electron beam powder bed fusion electron beam (PBF‐EB/M) process for the γ′‐strengthened nickel‐based superalloy Inconel 738LC. The results demonstrate the impact of process‐induced microstructural variations on high‐temperature mechanical behavior, providing a basis for ...
Jan Niklas Petenati   +11 more
wiley   +1 more source

Investigation of the Effects of Irrigation and Nutrient Treatments on Biophysical and Biomechanical Properties of Safflower Seed

open access: yesJournal of Agricultural Machinery, 2013
Safflower is a strategic plant regarding to its valuable nutrition value (45% extractable oil) and industrial uses. Due to massive import of edible oil to the country as well as high potential for safflower cultivation, the research on production of ...
M Feyzollahzadeh   +2 more
doaj   +1 more source

DigiChrom: A Domain Ontology for Semantic Representation of Trivalent Chromium Platings and Its Large Language Model‐Based Alignment With Multiple Mid‐Level Ontologies

open access: yesAdvanced Engineering Materials, EarlyView.
Digitalizing electroplating requires both domain knowledge and interoperability. This work introduces PlatOn, a domain ontology for trivalent chromium plating and coating characterization, and a hybrid pipeline that aligns it to a mid‐level reference ontology by combining eight similarity metrics with language model reasoning. Expert‐validated mappings
Janik Harter   +10 more
wiley   +1 more source

Comparison of Some Physico-Mechanical Nut and Kernel Properties of Two Walnut (Juglans regia L.) Cultivars

open access: yesNotulae Botanicae Horti Agrobotanici Cluj-Napoca, 2011
Some physical such as length, width, thickness, mass, geometric mean diameter, sphericity and surface area and mechanical properties such as deformation at cracking, cracking force, energy absorbed and hardness of nuts and kernels were determined at ...
Sezai ERCISLI   +4 more
doaj   +1 more source

Evaluation of Geometric Parameter Effects on Outer Channel Mean Hydraulic Diameter of Pillow-Plate Heat Exchangers

open access: yes
Abstract: The intricate channel geometry in pillow-plate heat exchangers (PPHEs) remains a challenge in obtaining accurate mean hydraulic diameter (MHD) calculations, particularly in the outer channel (OC) formed between two adjacent inner channels (ICs).
Amirhossein Sabourishirazi   +2 more
openaire   +1 more source

High‐Resolution Corrosion Fingerprinting of Alloy Libraries via Microdroplet Spectroelectrochemistry

open access: yesAdvanced Engineering Materials, EarlyView.
Ionic‐liquid microdroplet spectroelectrochemistry enables stable, localized electrochemical measurements over extended timescales. By coupling impedance spectroscopy, wetting analysis, finite‐element simulations, and operando Raman spectroscopy, it disentangles geometrical and electrochemical effects, opening new opportunities for rapid corrosion ...
Ekaterina Kurchavova   +3 more
wiley   +1 more source

OntOMat: Toward Ontology‐Based Product and Process Design Engineering and Optimization Solutions Fueling Circular Value Chains

open access: yesAdvanced Engineering Materials, EarlyView.
The OntOMat ontology establishes a structured framework for polymer matrix fiber reinforced composite materials, integrating manufacturing processes, characterization methods, and multiscale design through the VDI/VDE 3682 formalized process description standard.
Nicolas Christ   +19 more
wiley   +1 more source

On a Mixed Arithmetic-Mean, Geometric-Mean, Harmonic-Mean Inequality

open access: yes, 2023
In 1992, F. Holland conjectured a mixed arithmetic-mean, geometric-mean inequality and it was proved by K. Kedlaya in 1994. In this note, we provide more extended inequality: a mixed arithmetic-mean, geometric-mean, harmonic-mean ...
Kyumin Nam
core   +1 more source

Semantic Modeling in Materials Science and Engineering With Platform MaterialDigital Core Ontology 3.0

open access: yesAdvanced Engineering Materials, EarlyView.
The community‐driven Platform MaterialDigital Core Ontology (PMDco) 3.0 is introduced as a Basic Formal Ontology‐aligned semantic backbone for the processing–structure–properties paradigm in Materials Science and Engineering. Modular engineering, automated releases, and validation workflows are highlighted and key semantic patterns for materials ...
Markus Schilling   +15 more
wiley   +1 more source

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