Results 31 to 40 of about 3,602 (250)

A Shifted Jacobi-Gauss Collocation Scheme for Solving Fractional Neutral Functional-Differential Equations

open access: yesAdvances in Mathematical Physics, 2014
The shifted Jacobi-Gauss collocation (SJGC) scheme is proposed and implemented to solve the fractional neutral functional-differential equations with proportional delays.
A. H. Bhrawy, M. A. Alghamdi
doaj   +1 more source

Analysis of Sandwich Plates by Generalized Differential Quadrature Method [PDF]

open access: yes, 2013
In this paper, we combine a layer-wise formulation and a generalized differential quadrature technique for predicting the static deformations and free vibration behaviour of sandwich plates. Through numerical experiments, the capability and efficiency of
TORNABENE, FRANCESCO   +9 more
core   +1 more source

Numerical study of generalized 2-D nonlinear Benjamin–Bona–Mahony–Burgers equation using modified cubic B-spline differential quadrature method

open access: yesAlexandria Engineering Journal, 2023
The objective of this work is to present the modified cubic B-spline differential quadrature (MCBSDQ) method for the numerical study of the generalized 2-D nonlinear Benjamin–Bona–Mahony–Burgers (BBMB) equation.
Pratibha Joshi, Maheshwar Pathak, Ji Lin
doaj   +1 more source

Differential Quadrature Analysis of Free Vibration of Symmetric Cross-Ply Laminates with Shear Deformation and Rotatory Inertia

open access: yesShock and Vibration, 1995
In the present work, laminates having two opposite edges simply supported are considered. The boundary conditions at the other two opposite edges may be general, and between these two edges, the thickness of the plate may be nonuniform.
Moinuddin Malik, Charles W. Bert
doaj   +1 more source

A new technique for numerical solution of 1D and 2D non-linear coupled Burgers’ equations by using cubic Uniform Algebraic Trigonometric (UAT) tension B-spline based differential quadrature method

open access: yesAin Shams Engineering Journal, 2021
In present paper, a new technique is developed named Uniform Algebraic Trigonometric (UAT) tension B-spline based DQM, for the better numerical approximation of coupled 1D and coupled 2D Burgers’ equation. The formula of UAT tension B-spline of order 4 is developed in this paper, by using above-mentioned basis function.
Mamta Kapoor, Varun Joshi
openaire   +2 more sources

Stability behavior and free vibration of tapered columns with elastic end restraints using the DQM method

open access: yesAin Shams Engineering Journal, 2013
The stability behavior and free vibration of axially loaded tapered columns with rotational and/or translational end restraints are studied using the differential quadrature method (DQM).
Mohamed Taha, Mahmoud Essam
doaj   +1 more source

Application of differential quadrature to transport processes

open access: yes, 1983
The methodology and numerical solution of problems concerning transport processes via the method of differential quadrature are presented. Application of the method is demonstrated by solving a simple one-dimensional, time-dependent (transient) diffusion
Sliepcevich, C.M, Civan, Faruk
core   +1 more source

Fibonacci Wavelet Method for the Numerical Solution of Nonlinear Reaction-Diffusion Equations of Fisher-Type

open access: yesJournal of Mathematics, 2023
This article aims to propose an efficient Fibonacci wavelet-based collocation method for solving the nonlinear reaction-diffusion equation of Fisher-type.
Naied A. Nayied   +2 more
doaj   +1 more source

Distributed convolutional-coded differential space-time block coding for cooperative communications

open access: yes, 2010
A low complexity distributed coding scheme is proposed for communications over Rayleigh fading channels. Convolutional Coding (CC) assisted Differential Phase-Shift Keying (DPSK) modulation is employed at the source node for conveying the source signals ...
Wang, Yang   +5 more
core   +1 more source

Direct Measurement of the Singlet Lifetime and Photoexcitation Behavior of the Boron Vacancy Center in Hexagonal Boron Nitride

open access: yesAdvanced Optical Materials, EarlyView.
Negatively charged boron vacancy defects in hexagonal boron nitride promise near‐surface quantum sensing, but their internal spin transition rates are only partly understood. This work directly measures the defect's singlet‐state lifetime, 15(3) ns, using a nanosecond rise‐time dual‐pulse photoluminescence‐recovery method, and shows that high laser ...
Richard A. Escalante   +11 more
wiley   +1 more source

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