Results 51 to 60 of about 2,014 (196)

An Improved ADI-DQM Based on Bernstein Polynomial for Solving Two-Dimensional Convection-Diffusion Equations [PDF]

open access: yes, 2013
In this article, we presented an improved formulations based on Bernstein polynomial in calculate the weighting coefficients of DQM and alternating direction implicit-differential quadrature method (ADI-DQM) that is presented by (Al-Saif and Al-Kanani ...
Al-Saadawi, Firas Amer, Al- Saif, A.S.J.
core   +1 more source

A comparative study for the numerical approximation of 1D and 2D hyperbolic telegraph equations with UAT and UAH tension B-spline DQM

open access: yesNonlinear Engineering, 2023
Two numerical regimes for the one- and two-dimensional hyperbolic telegraph equations are contrasted in this article. The first implemented regime is uniform algebraic trigonometric tension B-spline DQM, while the second implemented regime is uniform ...
Kapoor Mamta
doaj   +1 more source

Mathematical Investigation of the Infection Dynamics of COVID-19 Using the Fractional Differential Quadrature Method

open access: yesComputation, 2023
In recent times, the global community has been faced with the unprecedented challenge of the coronavirus disease (COVID-19) pandemic, which has had a profound and enduring impact on both global health and the global economy.
M. Mohamed, S. M. Mabrouk, A. S. Rashed
doaj   +1 more source

Decision aid reduces caregivers' preference for acid‐suppressive medication in infants with symptoms suggestive of reflux

open access: yesJournal of Pediatric Gastroenterology and Nutrition, Volume 83, Issue 2, Page 258-264, August 2026.
Abstract Objectives Caregivers of infants with symptoms suggestive of gastroesophageal reflux (GER), such as regurgitation and excessive crying, often feel uncertain and seek treatment, though it is usually unnecessary. This study evaluated the effect of a decision aid on reducing caregivers’ preference for acid suppressive medication for infants ...
Anna de Geus   +6 more
wiley   +1 more source

Effect of Foam Faces and Butterfly Auxetic Core on Sandwich Nanoplate Vibration and Buckling

open access: yesZAMM - Journal of Applied Mathematics and Mechanics / Zeitschrift für Angewandte Mathematik und Mechanik, Volume 106, Issue 8, August 2026.
ABSTRACT This research examines the thermomechanical vibration and buckling properties of a three‐layer sandwich nanoplate, which consists of foam face layers and a butterfly‐shaped auxetic core. The formulation is developed based on Hamilton's principle and higher‐order shear deformation theory (HSDT), utilizing an analytical Navier‐type solution to ...
Mustafa Eroğlu   +2 more
wiley   +1 more source

A Mechanistic Study of Bio‐Based Nanotemplated Carbon Nanofibers Derived From Water Processable Lignin Blends for Sustainable Energy Storage Applications

open access: yesAdvanced Materials, Volume 38, Issue 39, 13 July 2026.
As‐spun carbon materials produced from Lignosulfonate, gelatin, and alginate, selected for water solubility, and ability to produce templated sustainable carbon nanostructures. Gelatin and alginate are sacrificial during thermal processing, allowing the production of engineered high surface area nanostructures, which are further characterized for ...
Judith Miralda‐Jalle   +6 more
wiley   +1 more source

Numerical approximation of 1D and 2D non-linear Schrödinger equations by implementing modified cubic Hyperbolic B-spline based DQM

open access: yesPartial Differential Equations in Applied Mathematics, 2021
In present study, Modified Cubic Hyperbolic B-spline Differential Quadrature Method is constructed for getting the numerical approximations of 1D and 2D non-linear Schrödinger equations. Modified cubic Hyperbolic B-spline is implemented as basis function
Mamta Kapoor, Varun Joshi
doaj   +1 more source

Free Vibration of Hemp Fiber‐Reinforced Laminated Composite Curved Beams Using Generalized Differential Quadrature Method

open access: yesPolymer Composites, Volume 47, Issue 12, Page 11300-11318, 20 June 2026.
Schematic representation of hemp‐, glass‐, and carbon‐based laminated composite curved beams, including different stacking sequences and their vibration response. ABSTRACT In recent years, increasing environmental awareness has stimulated growing interest in natural fiber‐reinforced composites (NFRCs) due to their eco‐friendly composition ...
Aykut Çetin, Hasan Kurtaran
wiley   +1 more source

How the Carrier Mobility and Seebeck Coefficient of Doped Semiconducting Polymers Are Controlled by Counterion Interactions and Mesoscale Order

open access: yesAdvanced Functional Materials, Volume 36, Issue 47, 11 June 2026.
Conventional doping of P3HT with F4TCNQ results in poor charge transport. However, when F4TCNQ is exchanged with LiTFSI, the transport characteristics are greatly enhanced. We find the increase in charge transport is directly related to an increase in the mesoscale ordering of P3HT, resulting in longer and better‐connected transport pathways.
Quynh M. Duong   +9 more
wiley   +1 more source

Free Vibration Analysis of Single Walled Carbon Nanotube with Exponentially Varying Stiffness

open access: yesCurved and Layered Structures, 2018
In this paper, Differential Quadrature Method (DQM) is applied to investigate free vibration of Single Walled Carbon Nanotubes (SWCNTs) with exponentially varying stiffness based on non-local Euler-Bernoulli beam theory.
Jena Subrat Kumar, Chakraverty S.
doaj   +1 more source

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