English
Related papers

Related papers: Electromagnetic Signals from Bacterial DNA

200 papers

Motile bacteria can migrate along chemical gradients in a process known as chemotaxis. When exposed to uniform environmental stress, Escherichia coli cells coordinate their chemotactic responses to form millimeter-sized condensates…

Biological Physics · Physics 2025-05-02 Nir Livne , Ady Vaknin , Oded Agam

It is often assumed that gravitational wave (GW) events resulting from the merger of stellar-mass black holes are unlikely to produce electromagnetic (EM) counterparts. We point out that the progenitor binary has probably shed a mass…

High Energy Astrophysical Phenomena · Physics 2017-04-19 S. E. de Mink , A. King

We investigate the influence of a dissipative environment which effectively comprises the effects of counterions and hydration shells, on the transport properties of short \DNA wires. Their electronic structure is captured by a…

Soft Condensed Matter · Physics 2007-05-23 R. Gutierrez , S. Mandal , G. Cuniberti

Highly specific spatiotemporal interactions between cognate molecular partners essentially sustain all biochemical transactions in the living matter. That such an exquisite level of accuracy may result from encountering forces solely driven…

Biological Physics · Physics 2015-06-03 Jordane Preto , Elena Floriani , Ilaria Nardecchia , Pierre Ferrier , Marco Pettini

Escherichia coli bacterium is a rod-shaped organism composed of a complex double membrane structure. Knowledge of electric field driven ion transport through both membranes and the evolution of their induced permeabilization has important…

Biomolecules · Quantitative Biology 2023-11-30 Juan González-Cuevas , Ricardo Argüello , Marcos Florentin , Franck M. André , Lluis Mir

Strong influence of water molecules on the transport and magnetic properties of DNA, observed in this study, opens up real opportunities for application of DNA in molecular electronics. Interaction of the nucleobases with water molecules…

Chemical Physics · Physics 2010-08-13 Julia Berashevich , Tapash Chakraborty

Conventional physics cannot explain bioeffects caused by ELF fields [1]. A (double) resonance interaction of ELF radiation with the highly sub-thermal coherent motion of spiral waves in living matter (LM) is suggested. The (geo)magnetic…

patt-sol · Physics 2008-02-03 K. Zioutas

The phenomenon of Euclidean resonance (a strong enhancement of quantum tunneling through a nonstationary potential barrier) is applied to disintegration of atoms and molecules through tunnel barriers formed by applied constant and…

Quantum Physics · Physics 2007-05-23 B. Ivlev

A theory of surface electromagnetic waves in gradient media exhibiting arbitrary surface gradients of dielectric permittivity and magnetic permeability has been developed. Novel low-loss propagating surface wave solutions have been found in…

Classical Physics · Physics 2024-02-29 Igor I. Smolyaninov , Quirino Balzano , Vera N. Smolyaninova , Daryna Soloviova

The question of whether DNA conducts electric charges is intriguing to physicists and biologists alike. The suggestion that electron transfer/transport in DNA might be biologically important has triggered a series of experimental and…

Disordered Systems and Neural Networks · Physics 2020-05-04 H. Wang , R. Marsh , J. P. Lewis , R. A. Roemer

Many chemotactic bacteria inhabit environments in which chemicals appear as localized pulses and evolve by processes such as diffusion and mixing. We show that, in such environments, physical limits on the accuracy of temporal gradient…

Biological Physics · Physics 2016-01-19 Andrew M. Hein , Douglas R. Brumley , Francesco Carrara , Roman Stocker , Simon A. Levin

The cellular milieu is teeming with biochemical nano-machines whose activity is a strong source of correlated non-thermal fluctuations termed active noise. Essential elements of this circuitry are enzymes, catalysts that speed up the rate…

Biological Physics · Physics 2022-03-14 Ashwani Kr. Tripathi , Tamoghna Das , Govind Paneru , Hyuk Kyu Pak , Tsvi Tlusty

The structure of optical radiation emitted by the samples of loach fish eggs is studied. It was found earlier that such radiation perform the communications between distant samples, which result in the synchronization of their development.…

Other Quantitative Biology · Quantitative Biology 2012-05-21 S. N. Mayburov

The electromagnetic analog of an elastic spring-mass network is constructed. These electromagnetic circuits offer the promise of manipulating electromagnetic fields in new ways, and linear electrical circuits correspond to a subclass of…

Classical Physics · Physics 2008-08-02 Graeme W. Milton , Pierre Seppecher

During Type III solar radio bursts, electromagnetic waves are radiated at plasma frequency $\omega_p$ and its harmonics by electrostatic wave turbulence generated by electron beams ejected by Sun in randomly inhomogeneous solar wind and…

Solar and Stellar Astrophysics · Physics 2025-08-12 Catherine Krafft , Alexandr Volokitin , Francisco Javier Polanco-Rodríguez , Philippe Savoini

Biological cells encode information about their environment through biochemical signaling networks that control their internal state and response. This information is often encoded in the dynamical patterns of the signaling molecules,…

Molecular Networks · Quantitative Biology 2023-04-24 Lauritz Hahn , Aleksandra M. Walczak , Thierry Mora

Coordinated responses to environmental stimuli are critical for multicellular organisms. To overcome the obstacles of cell-to-cell heterogeneity and noisy signaling dynamics within individual cells, cells must effectively exchange…

Biological Physics · Physics 2022-10-12 Guanyu Li , Ryan LeFebre , Alia Starman , Patrick Chappell , Andrew Mugler , Bo Sun

A suspension of nanoparticles with very low volume fraction is found to assemble into a macroscopic cellular phase under the collective influence of AC and DC voltages. Systematic study of this phase transition shows that it was the result…

A new nonlinear electromagnetic wave mode in a magnetized plasma is predicted. Its existence depends on the interaction of an intense circularly polarized electromagnetic wave with a plasma, where quantum electrodynamical photon--photon…

Astrophysics · Physics 2018-04-04 M. Marklund , P. K. Shukla , L. Stenflo , G. Brodin , M. Servin

Signals recorded from neurons with extracellular planar sensors have a wide range of waveforms and amplitudes. This variety is a result of different physical conditions affecting the ion currents through a cellular membrane. The…

‹ Prev 1 4 5 6 7 8 10 Next ›