Results 51 to 60 of about 2,056 (258)

Caristi’s Fixed Point Theorem in Cone Metric Space

open access: yesJournal of Function Spaces, 2022
In this paper, we provide a short, comprehensive, and brief proof for Caristi-Kirk fixed point result for single and set-valued mappings in cone metric spaces. In addition, we partially addressed an open problem in which Caristi-Kirk fixed point result in cone metric spaces reduces to a classical result in metric spaces and provided a brief ...
Fatemeh Lael, Naeem Saleem, Reny George
openaire   +3 more sources

A Simplified Laminar Flow Model for the Pultrusion of Glass Fiber/Polyethylene Terephthalate Commingled Yarns

open access: yesAdvanced Engineering Materials, EarlyView.
A simplified thermoplastic pultrusion model is developed to predict thermal fields in glass fiber/polyethylene terephthalate (GF/PET) composites with reduced computational cost. By combining effective material homogenization, validation against literature data, and Gaussian‐process‐based optimization, the study reveals how heating limits, pulling speed,
Elder Soares   +3 more
wiley   +1 more source

GENERALIZED CONE METRIC SPACES

open access: yesJournal of Nonlinear Sciences and Applications, 2010
A notion of generalized cone metric space is introduced, and some convergence properties of sequences are proved. Also some flxed point results for mappings satisfying certain contractive conditions are obtained. Our results complement, extend and unify several well known results in the literature.
ISMAT BEG, MUJAHID ABBAS, TALAT NAZIR
openaire   +2 more sources

Microstructure Evolution of a VMnFeCoNi High‐Entropy Alloy After Synthesis, Swaging, and Annealing

open access: yesAdvanced Engineering Materials, EarlyView.
The synthesis and processing (rotary swaging and annealing) of the novel VMnFeCoNi alloy is investigated, alongside the estimation of the grain size effect on hardness. Analysis of a wide grain size range of recrystallized microstructures (12–210 µm) reveals a low annealing twin density.
Aditya Srinivasan Tirunilai   +6 more
wiley   +1 more source

Current Status and Challenges in Data Collection for Aerospace Coatings Deposited by Plasma Spraying

open access: yesAdvanced Engineering Materials, EarlyView.
An innovative approach has been integrated into the GRENAT project to optimize plasma spraying and coating performance. Raw materials are accelerated and melted in the plasma generated by torches, creating coatings. Monitoring sensors collect process data which are combined with ex situ characterization data.
Lila Randriamananjara   +8 more
wiley   +1 more source

On the metrizability of cone metric spaces

open access: yesTopology and its Applications, 2011
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Khani, M., Pourmahdian, M.
openaire   +2 more sources

Enhancing Bubble Removal in Geometry‐Optimized Electrodes

open access: yesAdvanced Engineering Materials, EarlyView.
3D‐printed lattice electrodes outperform stochastic foams in alkaline water electrolysis despite 20%–25% lower surface area. Straight flow channels generate Venturi‐like bubble entrainment, suppressing gas accumulation that renders foam interiors electrochemically inactive.
Florian Wiesner   +5 more
wiley   +1 more source

Coupled fixed point analysis in fuzzy cone metric spaces with an application to nonlinear integral equations

open access: yesAdvances in Difference Equations, 2020
In this paper, we introduce the concept of coupled type and cyclic coupled type fuzzy cone contraction mappings in fuzzy cone metric spaces. We establish some coupled fixed point results without the mixed monotone property, and also present some coupled ...
Gui-Xiu Chen   +6 more
doaj   +1 more source

Fuzzy cone metric spaces

open access: yesJournal of Nonlinear Sciences and Applications, 2015
TANAY, BEKIR/0000-0003-4066-2044; Kandemir, Mustafa Burc/0000-0002-0159-5670; Oner, Tarkan/0000-0002-2882 ...
Oner, Tarkan   +2 more
openaire   +3 more sources

Exploring Curvature Effects in Direct‐Written 3D Curved Hollow Magnetic Nanoshells

open access: yesAdvanced Functional Materials, EarlyView.
Fabricated by a hybrid FEBID/CVD method, 3D PtC/Co3Fe core–shell heterostructures with engineered curvature and shell thickness exhibit complex reversal modes with axially symmetric N'eel‐type domain walls. XMCD‐PEEM combined with full‐scale micromagnetic simulations reveal how curvature and thickness govern the domain wall energy landscape and shape ...
Oleksii M. Volkov   +10 more
wiley   +1 more source

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