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The recent theoretical and experimental studies have revealed many details of signal propagation in nervous systems. In this paper an attempt is made to unify various mathematical models which describe the signal propagation in nerve…

Biological Physics · Physics 2016-01-11 Jüri Engelbrecht , Tanel Peets , Kert Tamm , Martin Laasmaa , Marko Vendelin

Many studies have shown that a mechanical displacement of the axonal membrane accompanies the electrical pulse defining the Action Potential (AP). Despite a large and diverse body of experimental evidence, there is no theoretical consensus…

Neurons and Cognition · Quantitative Biology 2015-06-22 Ahmed El Hady , Benjamin B. Machta

Recent studies have revealed the complex structure of nerve signals in axons. There is experimental evidence that the propagation of an electrical signal (action potential) is accompanied by mechanical and thermal effects. In this paper,…

Biological Physics · Physics 2020-09-21 Jüri Engelbrecht , Kert Tamm , Tanel Peets

We investigate different mechanical effects which accompany the nerve pulse propagation by using mathematical modeling. The propagation process is composed by three connected phenomena: (i) the action potential (electrical signal) which is…

Biological Physics · Physics 2019-06-05 Kert Tamm , Tanel Peets , Jüri Engelbrecht

The in silico simulations are widely used in contemporary systems biology including the analysis of nerve pulse propagation. As known from numerous experiments, the propagation of an action potential is accompanied by mechanical and thermal…

Biological Physics · Physics 2020-09-21 Jüri Engelbrecht , Kert Tamm , Tanel Peets

Mathematical models describing the signals propagating in nerve fibres are described. The emphasis is on the mathematical structures of governing equations while the extremely rich physiological aspects are here not analysed. Based on…

Biological Physics · Physics 2019-11-21 Jüri Engelbrecht , Kert Tamm , Tanel Peets

We study the non-linear interaction of three parallel Alfv\'en wave packets (AWP) in an initially uniform plasma using 2.5D particle-in-a-cell (PIC) numerical simulations. We aim to help to explain the observation of suprathermal electrons…

Solar and Stellar Astrophysics · Physics 2022-03-08 Khalil Daiffallah

In this commentary, we argue that El Hady and Machta's "surface wave" model for mechanical waves accompanying action potential (AP) propagation describes the same underlying process as the "axoplasmic pressure wave" model introduced earlier…

Biological Physics · Physics 2026-01-13 Marat M. Rvachev , Benjamin Drukarch

In this work, we propose and study the stability of nerve impulse propagation as electrical and mechanical signals through linear approximation. We present a potential energy stored in the biomembrane due to the deformation, bending, and…

Pattern Formation and Solitons · Physics 2021-08-20 F. M. Moukam Kakmeni , B. Njinabo Akoni

This paper attempts to review our studies on the propagation of signals in nerves over the past decade. The need for interdisciplinary studies is stressed that helps to understand the physical mechanisms of coupling the electrical,…

Biological Physics · Physics 2024-12-24 Jüri Engelbrecht , Kert Tamm , Tanel Peets

The propagation of sound waves on lipid monolayers supported on water has been studied during the melting transition. Since changes in volume, area, and compressibility in lipid membranes have biological relevance, the observed sound…

Soft Condensed Matter · Physics 2017-05-17 M. I. Perez-Camacho , JC Ruiz-Suarez

Here a viable and never before investigated mechanism of propagation of spikes along neurons is proposed. In the following, velocity of propagation of small-amplitude pressure waves through the cytoplasmic interior of myelinated and…

Biological Physics · Physics 2007-05-23 Marat M. Rvachev

The action potential propagating in a nerve fibre generates accompanying mechanical and thermal effects. The whole signal is therefore an ensemble which includes primary and secondary components. The primary components of a signal are the…

Biological Physics · Physics 2018-12-14 Jüri Engelbrecht , Kert Tamm , Tanel Peets

Electron acoustic waves (EAWs) are nonlinear plasma modes characterized by electron trapping, which suppresses the usual Landau damping. Despite being predicted in the 1990s, their excitation and decay mechanisms remain a subject of active…

Plasma Physics · Physics 2025-03-24 F. Valentini , T. M. O'Neil , D. H. Dubin

Resonant three-wave coupling is an important mechanism via which waves interact in a nonlinear medium. When the medium is a magnetized warm-fluid plasma, a previously-unknown formula for the coupling coefficients is derived by solving the…

Plasma Physics · Physics 2019-07-03 Yuan Shi

Processes of propagation and interaction of nonlinear gravity-capillary waves on the free surface of a deep non-conducting liquid with high dielectric constant under the action of a tangential electric field are numerically simulated. The…

Fluid Dynamics · Physics 2018-10-10 Evgeny A. Kochurin , Nikolay M. Zubarev

This paper presents a short selective review of the non-thermal weak microwave field impact on a nerve fiber. The published results of recent experiments are reviewed and analyzed. The theory of the authors is presented, according to which…

Biological Physics · Physics 2014-11-25 M. N. Shneider , M. Pekker

Manipulation of mechanical motion at the micro-scale has been attracting continuous attention, leading to the successful implementation of various strategies with potential impact on classical and quantum information processing. We here…

The human brain is one of the most complex and intriguing scientific topics. The most established theory on neuronal communication is a pure electrical model based on the propagation of intracell cationic charges along the neurons. Here we…

Neurons and Cognition · Quantitative Biology 2024-03-26 Francisco Meseguer , Fernando Ramiro-Manzano

Fluid filled pipes are ubiquitous in both man-made constructions and living organisms. In the latter, biological pipes, such as arteries, have unique properties as their walls are made of soft, incompressible, highly deformable materials.…

Soft Condensed Matter · Physics 2026-03-16 Pierre Chantelot , Alexandre Delory , Claire Prada , Fabrice Lemoult
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