Results 41 to 50 of about 1,788,646 (269)

A Temporal Neutrosophic Nano–Interior Ideal Framework for Performance Boundary Optimization in University Volleyball Courses [PDF]

open access: yesNeutrosophic Sets and Systems
University volleyball courses demand continuous assessment and adaptation to address the varying skill levels, uncertainties, and development rates of students.
Xuelian Liu, Chaolumen Ge
doaj   +1 more source

Action complexity for semi-classical black holes

open access: yesJournal of High Energy Physics, 2020
We adapt the complexity as action prescription (CA) to a semi-classical model of two-dimensional dilaton gravity and determine the rate of increase of holographic complexity for an evaporating black hole.
Lukas Schneiderbauer   +2 more
doaj   +1 more source

Effect of sound insulation on noise reduction in an agricultural tractor cab

open access: yesScientific Reports, 2022
Tractor cab interior noise is a risk factor that degrades operators’ work performance and threatens their health; therefore, the noise must be reduced to ensure farmworkers’ safety and efficiency.
Hyun-Woo Han   +5 more
doaj   +1 more source

Fμ-R-RETRACT AND Fμ-SEMI INTERIOR MAPPING

open access: yes
Abstract In the literature, if  is an F-ts and , the induced F-topological Vicente A novel notion of F-topological subspaces was presented in [Fuzzy Sets and Systems 58 (1993) 365], which aligns with the standard definition when . Additionally, they presented the ideas of -continuity and -open sets. In this study, we introduce weaker variants of
ALAMIN ABUSBAIHA   +5 more
openaire   +1 more source

Additive Manufacturing of Continuous Fibre Reinforced Composites: Process, Characterisation, Modelling, and Sustainability

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing provides precise control over the placement of continuous fibres within polymer matrices, enabling customised mechanical performance in composite components. This article explores processing strategies, mechanical testing, and modelling approaches for additive manufactured continuous fibre‐reinforced composites.
Cherian Thomas, Amir Hosein Sakhaei
wiley   +1 more source

Karl Popper and the Mechanisms of Hydrogen Embrittlement

open access: yesAdvanced Engineering Materials, EarlyView.
Representation of the beginning of loss of ductility rather than embrittlement. Small concentrations of hydrogen in a diffusible form within iron are well‐established to harm the mechanical integrity of steels. There are theories that attempt to explain the pernicious role of hydrogen.
H. K. D. H. Bhadeshia
wiley   +1 more source

$r$-fuzzy regular semi open sets in smooth topological spaces [PDF]

open access: yesSahand Communications in Mathematical Analysis, 2017
In this paper, we introduce and study the concept of $r$-fuzzy regular semi open (closed) sets in smooth topological spaces. By using $r$-fuzzy regular semi open (closed) sets, we define a new fuzzy closure operator namely $r$-fuzzy regular semi interior
Appachi Vadivel, Elangovan Elavarasan
doaj  

Fostering Innovation: Streamlining Magnetocaloric Materials Research by Digitalization

open access: yesAdvanced Engineering Materials, EarlyView.
Magnetocaloric cooling (MCE) is an environmentally friendly refrigeration method with great potential. Optimizing MCE materials involves the preparation and screening of large quantities of samples, which in turn generates a large amount of data. A digitalization approach is presented that uses ontologies, knowledge graphs, and digital workflows to ...
Simon Bekemeier   +17 more
wiley   +1 more source

Multimodal Data‐Driven Microstructure Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
A self‐consistent autonomous workflow for EBSP‐based microstructure segmentation by integrating PCA, GMM clustering, and cNMF with information‐theoretic parameter selection, requiring no user input. An optimal ROI size related to characteristic grain size is identified.
Qi Zhang   +4 more
wiley   +1 more source

Earthquake Induced Interior Hydrodynamic Force on Rectangular Hollow Bridge Pier

open access: yes工程科学与技术, 2009
:Abstract: A semi-analytical and semi-numerical approach for earthquake induced interior hydrodynamic force on rectangular hollow bridge pier was developed.
Xie Ling-zhi, 赖伟, 蒋峰
doaj  

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