Results 11 to 20 of about 35,013 (304)

Using virtual reality in electrostatics instruction: The impact of training

open access: yesPhysical Review Physics Education Research, 2020
Recent years have seen a resurgence of interest in using virtual reality (VR) technology to benefit instruction, especially in physics and related subjects.
C. D. Porter   +7 more
doaj   +2 more sources

Electrostatics comfort in buildings and offices: Some experiences and basic rules [PDF]

open access: yes, 2022
[EN] Electrostatic charges may cause several damages to electronic devices, sensible products or processes. They may also lead to electric discharges which represent a hazard for explosive atmospheres or may cause serious problems in equipment in ...
Llovera Segovia, Pedro   +3 more
core   +1 more source

Designing non-Hermitian real spectra through electrostatics [PDF]

open access: yes, 2022
Non-hermiticity presents a vast newly opened territory that harbors new physics and applications such as lasing and sensing. However, only non-Hermitian systems with real eigenenergies are stable, and great efforts have been devoted in designing them ...
Russell Yang   +13 more
core   +1 more source

The electrostatic transformer [PDF]

open access: yesNuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, 1990
Abstract The electrostatic transformer (EST) has been developed to match the large-capacitance hadronic signal towers of liquid ionization calorimeters to relatively low-capacitance, low-noise preamplifiers. The intrinsically fast internal impedance transformation by the EST preserves the fast rise time required for effective calorimetry in the high ...
Colas, J., Pripstein, M., Wenzel, W.A.
openaire   +2 more sources

Engineering Polymer Interfaces: A Review toward Controlling Triboelectric Surface Charge

open access: yesAdvanced Materials Interfaces, 2023
Contact electrification and triboelectric charging are areas of intense research. Despite their low ability to accept or donate electrons, polymer insulator based triboelectric nanogenerators have emerged as highly efficient mechanical‐to‐electrical ...
Andris Šutka   +9 more
doaj   +1 more source

The mechanism of an electrostatic nanofilter: overcoming entropy with electrostatics

open access: yesPhysical Chemistry Chemical Physics, 2023
General porins are nature's sieving machinery in the outer membrane of Gram-negative bacteria. In the diffusive transport process of molecules, electrostatic interactions can help to decrease the entropic free energy barrier.
Igor Bodrenko   +2 more
openaire   +5 more sources

Chromatin Compaction Multiscale Modeling: A Complex Synergy Between Theory, Simulation, and Experiment

open access: yesFrontiers in Molecular Biosciences, 2020
Understanding the mechanisms that trigger chromatin compaction, its patterns, and the factors they depend on, is a fundamental and still open question in Biology.
Artemi Bendandi   +6 more
doaj   +1 more source

The Hybrid FEM-DBCI for the Solution of Open-Boundary Low-Frequency Problems

open access: yesMathematics, 2021
This paper describes a particular use of the hybrid FEM-DBCI, for the computation of low-frequency electromagnetic fields in open-boundary domains. Once the unbounded free space enclosing the system has been truncated, the FEM is applied to the bounded ...
Giovanni Aiello   +3 more
doaj   +1 more source

Analyzing the Geometry and Dynamics of Viral Structures: A Review of Computational Approaches Based on Alpha Shape Theory, Normal Mode Analysis, and Poisson–Boltzmann Theories

open access: yesViruses, 2023
The current SARS-CoV-2 pandemic highlights our fragility when we are exposed to emergent viruses either directly or through zoonotic diseases. Fortunately, our knowledge of the biology of those viruses is improving.
Yin-Chen Hsieh   +3 more
doaj   +1 more source

Multifunctional Superhydrophobic Platform for Control of Water Microdroplets by Non-Uniform Electrostatic Field

open access: yesChemosensors, 2023
At the moment, manipulation of liquid microdroplets is required in various microfluidic and lab-on-a-chip devices, as well as advanced sensors. The platforms used for these purposes should provide the possibility of controlled selective movement and ...
Georgii Pavliuk   +2 more
doaj   +1 more source

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