Results 11 to 20 of about 270,938 (291)

Breathing mode for systems of interacting particles [PDF]

open access: yesPhysical Review Letters, 2009
We study the breathing mode in systems of trapped interacting particles. Our approach, based on a dynamical ansatz in the first equation of the Bogolyubov-Born-Green-Kirkwood-Yvon (BBGKY) hierarchy allows us to tackle at once a wide range of power law ...
Alain Olivetti   +7 more
core   +5 more sources

The Breathing Mode in Extended Skyrme Model [PDF]

open access: yesPhysical Review D, 1993
We study an extended Skyrme model which includes fourth and sixth-order terms. We explore some static properties like the $\Delta$-nucleon mass splitting and investigate the Skyrmion breathing mode in the framework of the linear response theory.
A. Abada   +32 more
core   +5 more sources

Pentaquarks in a Breathing Mode Approach to Chiral Solitons [PDF]

open access: yesPentaquark 04, 2004
In this talk I report on a computation of the spectra of exotic pentaquarks and radial excitations of the low--lying ${1/2}^+$ and ${3/2}^+$ baryons in a chiral soliton model.
Weigel, H.
core   +2 more sources

Shear and Breathing Modes of Layered Materials [PDF]

open access: yesACS Nano, 2021
Layered materials (LMs), such as graphite, hexagonal boron nitride, and transition-metal dichalcogenides, are at the center of an ever-increasing research effort, due to their scientific and technological relevance. Raman and infrared spectroscopies are accurate, non-destructive approaches to determine a wide range of properties, including the number ...
Pizzi, Giovanni   +4 more
openaire   +4 more sources

Breathing mode of a skyrmion on a lattice [PDF]

open access: yesPhysical Review B, 2020
9 PR pages, 12 figure ...
Dmitry A. Garanin   +2 more
openaire   +2 more sources

Vertical Transient Response Analysis of a Cracked Jeffcott Rotor Based on Improved Empirical Mode Decomposition

open access: yesVibration, 2022
The crack-induced changes in the vertical transient response of a rotating shaft–disc system, Jeffcott rotor, are investigated for transverse crack detection. The crack is considered as a breathing crack.
Hamid Khorrami   +2 more
doaj   +1 more source

An unstable 0D model of ionization oscillations in Hall thruster plasmas

open access: yesFrontiers in Physics, 2023
The breathing mode is an instability typical of Hall thrusters, which is characterized by oscillations of the discharge current with amplitude of the order of its mean value and frequency in the 5–30 kHz range.
L. Leporini   +3 more
doaj   +1 more source

Numerical Simulation of Breathing Mode Oscillation on Bubble Detachment

open access: yesFluids, 2020
When a bubble detaches from a nozzle immersed in water, a sound is emitted owing to the detachment. The bubble deformation and sound emission generated after detachment has been investigated in many studies, in which the breathing mode with a natural ...
Takao Oku   +3 more
doaj   +1 more source

Spin-wave modes of elliptical skyrmions in magnetic nanodots

open access: yesNew Journal of Physics, 2022
Magnetic skyrmions, whose shapes are ellipse due to the presence of anisotropic Dzyaloshinskii–Moriya interaction (DMI), have already been discovered in experiments recently.
Chendong Jin   +7 more
doaj   +1 more source

Time-Domain Investigations of Coherent Phonons in van der Waals Thin Films

open access: yesNanomaterials, 2020
Coherent phonons can be launched in materials upon localized pulsed optical excitation, and be subsequently followed in time-domain, with a sub-picosecond resolution, using a time-delayed pulsed probe. This technique yields characterization of mechanical,
Fabien Vialla, Natalia Del Fatti
doaj   +1 more source

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