Results 51 to 60 of about 10,361,919 (382)

Time and space dependence of the electromagnetic field in relativistic heavy-ion collisions [PDF]

open access: yes, 2013
Exact analytical solution for the space-time evolution of electromagnetic field in electrically conducting nuclear matter produced in heavy-ion collisions is discussed.
K. Tuchin
semanticscholar   +1 more source

Infrared Neural Stimulation Elicits Distinct Molecular Pathways in Astrocytes Based on Laser Pulse Parameters

open access: yesAdvanced Biology, EarlyView.
Infrared (IR) light evokes distinct calcium and water transport responses in astrocytes, depending on stimulation duration and protocol. This study uses widefield imaging and pharmacology to reveal differential engagement of astroglial signaling pathways.
Wilson R. Adams   +7 more
wiley   +1 more source

The $\nu \nu \gamma$ Amplitude in an External Homogeneous Electromagnetic Field

open access: yes, 2000
Neutrino-photon interactions in the presence of an external homogeneous constant electromagnetic field are studied. The $\nu \nu \gamma $ amplitude is calculated in an electromagnetic field of the general type, when the two field invariants are nonzero ...
A. A. Gvozdev   +27 more
core   +1 more source

Mechanochemical Synthesis and Characterization of Nanostructured ErB4 and NdB4 Rare‐Earth Tetraborides

open access: yesAdvanced Engineering Materials, Volume 27, Issue 6, March 2025.
ErB4 and NdB4 nanostructured powders are produced by mechanochemical synthesis. 5 h mechanical alloying and 4 M HCl acid leaching are used in the production. ErB4 and NdB4 powders exhibit maximum magnetization of 0.4726 emu g−1 accompanied with an antiferromagnetic‐to‐paramagnetic phase transition at about TN = 18 K and 0.132 emu g−1 with a maximum at ...
Burçak Boztemur   +5 more
wiley   +1 more source

Radiation Pattern Synthesis Using Partially Reactively Loaded Antenna Array

open access: yesIEEE Open Journal of Antennas and Propagation
This work proposes a method for the synthesis of the shape of the whole radiation pattern at a single frequency using a partially reactively loaded antenna array.
Samuel Travnicek   +2 more
doaj   +1 more source

Covariant Irreducible Parametrization of Electromagnetic Fields in Arbitrary Spacetime

open access: yes, 2006
We present a new unified covariant description of electromagnetic field properties for an arbitrary space-time. We derive a complete set of irreducible components describing a six-dimensional electromagnetic field from the Maxwell and metric tensors ...
Carmeli M., David Sundkvist
core   +1 more source

Electromagnetic field and osteogenesis

open access: yesVojnosanitetski pregled, 2007
<zakljucak> Poslednjih 50 godina postignuti su odlicni rezultati primenom elektrobioloske stimulacije osteogeneze. Precizno objasnjenje mehanizma dejstva EMP jos uvek nije dato, sto je jedan od razloga razlicitih pristupa i rezultata lecenja prema iskustvima klinicara i eksperimentnih studija.
Tanja Zecevic-Lukovic   +2 more
openaire   +3 more sources

Enhancing Corrosion Resistance and Mechanical Strength of 3D‐Printed Iron Polylactic Acid for Marine Applications via Laser Surface Texturing

open access: yesAdvanced Engineering Materials, EarlyView.
Laser surface texturing significantly improves the corrosion resistance and mechanical strength of 3D‐printed iron polylactic acid (Ir‐PLA) for marine applications. Optimal laser parameters reduce corrosion by 80% and enhance tensile strength by 25% and ductility by 15%.
Mohammad Rezayat   +6 more
wiley   +1 more source

Modal Resonant Frequencies and Radiation Quality Factors of Microstrip Antennas

open access: yesInternational Journal of Antennas and Propagation, 2012
The chosen rectangular and fractal microstrip patch antennas above an infinite ground plane are analyzed by the theory of characteristic modes. The resonant frequencies and radiation Q are evaluated.
Jan Eichler   +3 more
doaj   +1 more source

On the Testing of Advanced Automotive Radar Sensors by Means of Target Simulators

open access: yesSensors, 2020
The rapid development and wide commercial implementation of automotive radar sensors are strengthening the already considerable interest in matching radar target simulators.
Premysl Hudec, Viktor Adler
doaj   +1 more source

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