Results 61 to 70 of about 8,502 (211)

Three Different Methods for New Soliton Solutions of the Generalized NLS Equation

open access: yesAbstract and Applied Analysis, 2017
Three different methods are applied to construct new types of solutions of nonlinear evolution equations. First, the Csch method is used to carry out the solutions; then the Extended Tanh-Coth method and the modified simple equation method are used to ...
Anwar Ja’afar Mohamad Jawad
doaj   +1 more source

The exact solutions of the stochastic fractional-space Allen–Cahn equation

open access: yesOpen Physics, 2022
The fundamental objective of this article is to find exact solutions to the stochastic fractional-space Allen–Cahn equation, which is derived in the Itô sense by multiplicative noise.
Albosaily Sahar   +4 more
doaj   +1 more source

Another Leigh-Strassler deformation through the Matrix model [PDF]

open access: yes, 2003
In here the matrix model approach, by Dijkgraaf and Vafa, is used in order to obtain the effective superpotential for a certain deformation of N=4 SYM discovered by Leigh and Strassler.
D. Berenstein   +12 more
core   +2 more sources

Equivariant toric geometry and Euler–Maclaurin formulae

open access: yesCommunications on Pure and Applied Mathematics, Volume 79, Issue 3, Page 451-557, March 2026.
Abstract We first investigate torus‐equivariant motivic characteristic classes of toric varieties, and then apply them via the equivariant Riemann–Roch formalism to prove very general Euler–Maclaurin‐type formulae for full‐dimensional simple lattice polytopes.
Sylvain E. Cappell   +3 more
wiley   +1 more source

Improved G\u27/G-Expansion Method and Comparing with Tanh-Coth Method [PDF]

open access: yes, 2011
In this paper, improved G\u27/G-expansion and tanh-coth methods for solving partial differential equations are compared. It has been shown that the tanh-coth method is a special case of the improved G\u27/G-expansion method.
Ayati, Zainab, Biazar, Jafar
core   +1 more source

Toward Real‐Life Applications of Fiber Lithium‐Ion Batteries

open access: yesSmall, Volume 22, Issue 17, 20 March 2026.
Fiber‐shaped lithium‐ion batteries require effective encapsulation to achieve long‐term stability in wearable applications. This work discusses different encapsulation strategies and technologies, and summarizes how encapsulation affects capacity retention, efficiency, and internal resistance.
Mengli Wei   +4 more
wiley   +1 more source

Estimating Discharge From Undular Hydraulic Jumps: Feasibility Assessment Based on Flume Experiments

open access: yesWater Resources Research, Volume 62, Issue 3, March 2026.
Abstract Rapids are common in steep rivers, often forming where flow transitions from supercritical (Froude number, Fr > 1) to subcritical (Fr < 1) through a hydraulic jump. When upstream Fr is supercritical but close to 1, this transition may occur as an undular hydraulic jump, exhibiting a train of stationary waves downstream of the jump toe ...
Daniel C. White   +8 more
wiley   +1 more source

Low-Energy Effective Action in Non-Perturbative Electrodynamics in Curved Spacetime

open access: yes, 2009
We study the heat kernel for the Laplace type partial differential operator acting on smooth sections of a complex spin-tensor bundle over a generic $n$-dimensional Riemannian manifold. Assuming that the curvature of the U(1) connection (that we call the
Avramidi I. G.   +5 more
core   +1 more source

Hybrid‐Linear Inverted Pendulum Gait Planning With H‐Infinity Uncertainty Compensation for Robust Biped Robot Walking

open access: yesIET Cyber-Systems and Robotics, Volume 8, Issue 1, January/December 2026.
ABSTRACT Reduced‐order models (ROMs) are widely employed in biped robot control due to their computational efficiency, but their simplified representations often neglect critical nonlinear dynamics, leading to limited robustness under real‐world disturbances.
Jia Li, Yan Liu
wiley   +1 more source

Traveling Wave Solutions of the Conformable Fractional Klein–Gordon Equation With Power Law Nonlinearity

open access: yesJournal of Mathematics
This article investigates the construction of new traveling wave solutions for the conformable fractional Klein–Gordon equation, which is a well-known mathematical and physical model that can be used to explain spinless pion and de Broglie waves.
Zhoujin Cui, Tao Lu, Bo Chen
doaj   +1 more source

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