Results 21 to 30 of about 1,156,215 (298)

Feasibility of Parylene Coating for Planar Electroporation Copper Electrodes

open access: yesMedžiagotyra, 2017
This paper is focused on the feasibility study of parylene as a biocompatible coating for planar electroporation microelectrodes. The planar parallel and the circular interdigitated electrodes are applied in the analysis.
Vitalij NOVICKIJ   +6 more
doaj   +1 more source

Magnetic field observations of low-mass stars [PDF]

open access: yes, 2009
Direct measurements of magnetic fields in low-mass stars of spectral class M have become available during the last years. This contribution summarizes the data available on direct magnetic measurements in M dwarfs from Zeeman analysis in integrated and ...
Reiners, Ansgar
core   +1 more source

Are the photospheric sunspots magnetically force-free in nature? [PDF]

open access: yes, 2010
In a force-free magnetic field, there is no interaction of field and the plasma in the surrounding atmosphere i.e., electric currents are aligned with the magnetic field, giving rise to zero Lorentz force. The computation of many magnetic parameters like
Chandrasekhar   +7 more
core   +1 more source

Overcoming Antimicrobial Resistance in Bacteria Using Bioactive Magnetic Nanoparticles and Pulsed Electromagnetic Fields

open access: yesFrontiers in Microbiology, 2018
Nisin is a known bacteriocin, which exhibits a wide spectrum of antimicrobial activity, while commonly being inefficient against Gram-negative bacteria.
Vitalij Novickij   +8 more
doaj   +1 more source

Discovery of kilogauss magnetic fields in three DA white dwarfs [PDF]

open access: yes, 2004
We have detected longitudinal magnetic fields between 2 and 4 kG in three (WD 0446$-$790, WD 1105$-$048, WD 2359$-$434) out of a sample of 12 normal DA white dwarfs by using optical spectropolarimetry done with the VLT Antu 8 m telescope equipped with ...
Cuadrado, R. Aznar   +5 more
core   +2 more sources

Measurement of Transient Permeability of Sp2/0 Myeloma Cells: Flow Cytometric Study

open access: yesMeasurement Science Review, 2016
Electroporation is an electric field induced phenomenon occurring when the permeability of the cell membrane is increased due to the excess of critical transmembrane potential.
Novickij Vitalij   +8 more
doaj   +1 more source

Cosmological magnetic fields [PDF]

open access: yesJournal of Physics: Conference Series, 2009
Magnetic fields are observed on nearly all scales in the universe, from stars and galaxies upto galaxy clusters and even beyond. The origin of cosmic magnetic fields is still an open question, however a large class of models puts its origin in the very early universe. A magnetic dynamo amplifying an initial seed magnetic field could explain the present
openaire   +2 more sources

Open Magnetic Fields in the Martian Magnetosphere Revealing Dipole-like Intrinsic Magnetic Fields at Mars

open access: yesThe Astrophysical Journal Letters, 2023
Mars’s magnetosphere is hybrid, having contributions from both an induced magnetosphere like Venus and the localized crustal magnetic fields. However, the planetary fields also include large-scale, more global components.
Shaosui Xu   +12 more
doaj   +1 more source

Cosmic-ray driven dynamo in galaxies [PDF]

open access: yes, 2011
We present recent developments of global galactic-scale numerical models of the Cosmic Ray (CR) driven dynamo, which was originally proposed by Parker (1992).
Allen   +13 more
core   +2 more sources

α Effect and Magnetic Diffusivity β in Helical Plasma Under Turbulence Growth

open access: yesUniverse
We investigate the transport coefficients α and β in plasma systems with varying Reynolds numbers while maintaining a unit magnetic Prandtl number (PrM). The α and β tensors parameterize the turbulent electromotive force (EMF) in terms of the large-scale
Kiwan Park
doaj   +1 more source

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