Results 21 to 30 of about 4,138 (174)

Sub-10-fs-pulse propagation between analytical and numerical investigation

open access: yesResults in Physics, 2021
This paper investigates the analytical solutions of the well-known nonlinear Schrödinger (NLS) equation with the higher-order through three members of Kudryashov methods (the original Kudryashov method, modified Kudryashov method, and generalized ...
Mostafa M.A. Khater   +6 more
doaj   +1 more source

Different analytical approaches for finding novel optical solitons with generalized third-order nonlinear Schrödinger equation

open access: yesResults in Physics, 2021
In this paper, we looked into the generalized third-order nonlinear Schrödinger equation (NLSE). This model has a wide range of applications, including ultra-short pulses in optical fibers.
Sandeep Malik   +3 more
doaj   +1 more source

New Solitary Wave Patterns of the Fokas System in Fiber Optics

open access: yesMathematics, 2023
The Fokas system, which models wave dynamics using a single model of fiber optics, is the design under discussion in this study. Different types of solitary wave solutions are obtained by utilizing generalized Kudryashov (GKP) and modified Kudryashov ...
Melike Kaplan   +2 more
doaj   +1 more source

A high-order nonlinear Schrödinger equation with the weak non-local nonlinearity and its optical solitons

open access: yesResults in Physics, 2021
The present paper explores a high-order nonlinear Schrödinger equation in a non-Kerr law media with the weak non-local nonlinearity describing solitons’ propagation through nonlinear optical fibers.
K. Hosseini   +6 more
doaj   +1 more source

Optical solitons of the Kudryashov Equation via an analytical technique [PDF]

open access: yes, 2022
Some new optical solitons find for the Kudryashov equation (KE) in this study. These solutions are in the form of dark, bright, singular, singular-dark solitons and other solutions with certain conditions.
Bayram, Mustafa   +7 more
core   +1 more source

Solutions to the Konopelchenko-Dubrovsky equation and the Landau-Ginzburg-Higgs equation via the generalized Kudryashov technique

open access: yesResults in Physics, 2021
The (2 + 1)-dimensional Konopelchenko-Dubrovsky (KD) equation and the Landau-Ginzburg-Higgs (LGH) equation describe the nonlinear waves with weak scattering and long-range interactions between the tropical, mid-latitude troposphere, the interaction of ...
Hemonta Kumar Barman   +6 more
doaj   +1 more source

Dark and Singular Highly Dispersive Optical Solitons with Kudryashov’s Sextic Power-Law of Nonlinear Refractive Index in the Absence of Inter-Modal Dispersion [PDF]

open access: yes, 2023
The current paper studies highly dispersive optical solitons with the aid of Kudryashov’s integration algorithm. The governing model employs Kudryashov’s sextic power law of nonlinear refractive index.
Arnous, Ahmed H.   +15 more
core   +1 more source

Pharmacology complex compound of pro-gly-pro-leu with heparin: hypoglycemic, fibrinolitic and anticoagulant effects in rats with hyperglycemia

open access: yesФармация и фармакология (Пятигорск), 2019
Previously it was shown that the use of regulatory peptides of the glyprolin family helps to normalize the hemostasis system and blood glucose levels in experimental resistant hyperglycemia in rats, similar to type 2 diabetes mellitus in humans.
T. Yu. Obergan   +5 more
doaj   +1 more source

Existence results for the Kudryashov-Sinelshchikov-Olver equation

open access: yes, 2021
The Kudryashov-Sinelshchikov-Olver equation describes pressure waves in liquids with gas bubbles taking into account heat transfer and viscosity. In this paper, we prove the existence of solutions of the Cauchy problem associated with this equation.
Giuseppe Maria Coclite, Lorenzo di Ruvo
core   +1 more source

Colloque - Le monde slave et la France : identité (s), interconnexion et mémoire vivante au prisme des bibliothèques

open access: yes, 2023
Journée d'études organisée par l'association BESEDA (Bibliothécaires en Etudes Slaves). A l'initiative de Dmitry Kudryashov, responsable scientifique du secteur Europe médiane à la Bnu et président de l'association BESEDA, en partenariat avec la Bnf et ...
Dmitry Kudryashov
core   +1 more source

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