Results 1 to 10 of about 18,268,616 (337)

Some new observations on fixed point results in rectangular metric spaces with applications to chemical sciences [PDF]

open access: yesVojnotehnički Glasnik, 2021
Introduction/purpose: This paper considers, generalizes and improves recent results on fixed points in rectangular metric spaces. The aim of this paper is to provide much simpler and shorter proofs of some new results in rectangular metric spaces ...
Mudasir Younis   +4 more
doaj   +1 more source

Research Paper: Design and Simulation of a 4:1 Multiplexer Using Quantum Rings [PDF]

open access: yesفیزیک کاربردی ایران, 2021
In this paper, a 4 to 1 multiplexer circuit is designed with four quantum rings where each ring is threaded by a constant magnetic flux  .  The quantum rings are connected to each other in series.
Amir Taghavi Motlagh   +1 more
doaj   +1 more source

Simple and scalable synthesis of super-repellent multilayer nanocomposite coating on Mg alloy with mechanochemical robustness, high-temperature endurance and electric protection

open access: yesJournal of Magnesium and Alloys, 2022
Multi-functionalization is the future development direction for protective coatings on metal surface, but has not yet been explored a lot. The effective integration of multiple functions into one material remains a huge challenge.
Shuqi Wang   +6 more
doaj   +1 more source

Boundary-Value Problem for Nonlinear Fractional Differential Equations of Variable Order with Finite Delay via Kuratowski Measure of Noncompactness

open access: yesAxioms, 2023
This paper is devoted to boundary-value problems for Riemann–Liouville-type fractional differential equations of variable order involving finite delays.
Benoumran Telli   +2 more
doaj   +1 more source

On Fractional Langevin Equations with Stieltjes Integral Conditions

open access: yesMathematics, 2022
In this paper, we focus on the study of the implicit FDE involving Stieltjes integral boundary conditions. We first exploit some sufficient conditions to guarantee the existence and uniqueness of solutions for the above problems based on the Banach ...
Binlin Zhang, Rafia Majeed, Mehboob Alam
doaj   +1 more source

Discrete Green’s functions [PDF]

open access: yesMathematics of Computation, 1973
Let G ( P ; Q ) G(P;Q) be the discrete Green’s function over a discrete h-convex region Ω \Omega of the plane; i.e., a ( P ) G x x ¯
McAllister, G. T., Sabotka, E. F.
openaire   +2 more sources

Improvements on non-equilibrium and transport Green function techniques: The next-generation transiesta [PDF]

open access: yesComputer Physics Communications, 2016
We present novel methods implemented within the non-equilibrium Green function code (NEGF) transiesta based on density functional theory (DFT). Our flexible, next-generation DFT–NEGF code handles devices with one or multiple electrodes ( N e ≥ 1 ) with ...
Nick R. Papior   +4 more
semanticscholar   +1 more source

Three-Point Boundary Value Problems of Coupled Nonlocal Laplacian Equations

open access: yesMathematics, 2022
This paper discusses a kind of coupled nonlocal Laplacian evolution equation with Caputo time-fractional derivatives and proportional delays. Green function and mild solution are firstly established by employing the approach of eigenvalues’ expansions ...
Huizhen Qu, Jianwen Zhou, Tianwei Zhang
doaj   +1 more source

APPLICATION OF DISCONTINUOUS SOLUTIONS IN BOUNDARY ELEMENT METHOD FOR THE BENDING PROBLEMS OF KIRCHHOFF PLATES WITH AN ARBITRARY CONTOUR

open access: yesJournal of Engineering Science (Chişinău), 2023
The discontinuous solutions represent a new direction for the indirect Boundary Element Method (BEM) in the indirect formulation. Discontinuous solutions represent those functions, which when crossing certain lines, the transverse deflection ...
GALBINEAN, Sergiu
doaj   +1 more source

Mechanics of 2D Elastic Stress Waves Propagation Impacted by Concentrated Point Source Disturbance in Composite Material Bars [PDF]

open access: yesJournal of Applied and Computational Mechanics, 2020
Green’s function, an analytical approach in inhomogeneous linear differential equations, is the impulse response, which is applied for deriving the wave equation solution in composite materials mediums.
Abhinav Singhal, Soniya Chaudhary
doaj   +1 more source

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