[PDF] Top 20 Effects of geometrical nonlinearities on the acoustic black hole effect
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Effects of geometrical nonlinearities on the acoustic black hole effect
... The Acoustic Black Hole effect (ABH) is a passive vibration damping technique without added mass based on flexural waves properties in thin structures with variable ...thickness. ... Voir le document complet
12
Artificial cochlea and acoustic black hole travelling waves observation: Model and experimental results
... an acoustic black hole used as an anechoic end improves the quality of ...for the immersed setup might be improved with a redesign of the experimental ...uses ... Voir le document complet
14
A vibro-impact acoustic black hole for passive damping of flexural beam vibrations
... that the energy sent to the beam is concentrated below 500 ...shows the displacement of the beam after the impact, measured at point x = x F = ...compares the case ... Voir le document complet
31
Combining nonlinear vibration absorbers and the Acoustic Black Hole for passive broadband flexural vibration mitigation
... The Acoustic Black Hole (ABH) effect refers to a special vibration damping technique adapt- ed to thin-walled structures such as beams or ...consists of a local decrease ... Voir le document complet
30
Linear and nonlinear dynamics of a plate with acoustic black hole, geometric and contact nonlinearity for vibration mitigation
... an Acoustic Black Hole (ABH) termination is studied ...types of nonlinearity in order to improve the passive damping capacity of the ABH by transferring energy to ... Voir le document complet
28
Artificial cochlea and acoustic black hole travelling waves observation: Model and experimental results
... magnitude of the wave after the higher peak shows the same trend as ...Þj. The unwrapped angle ∠ðHðPð0; z i Þ; f m ÞÞ is used in order to obtain the phase ...function. The ... Voir le document complet
13
Thermal imaging of the structural damping induced by an acoustic black hole
... an acoustic black hole ...An Acoustic Black Hole (ABH) is a passive and efficient way to control the flexural vibrations of beams or ...reduction of ... Voir le document complet
10
The basic physics of the binary black hole merger GW150914
... with the data output by the detectors. 2 Section 2 describes the properties of the signal read off the strain data, and how they determine the quantities relevant for ... Voir le document complet
18
The basic physics of the binary black hole merger GW150914
... with the data output by the detectors. 2 Section 2 describes the properties of the signal read off the strain data, and how they determine the quantities relevant for ... Voir le document complet
17
Smooth horizonless geometries deep inside the black-hole regime
... construct the first family of horizonless supergravity solutions that have the same mass, charges and angular momenta as general supersymmetric rotating D1-D5-P black holes in five ...within ... Voir le document complet
6
Black-Hole Microstates in String Theory : Black is the Color but Smooth are the Geometries?
... domains of validity, the picture of the Universe remains scattered and their incompatibility gives rise to unsolved ...observation, the matter well-described by those theories accounts ... Voir le document complet
259
Integrability and Black-Hole Microstate Geometries
... outside the throat, becoming trapped deep inside the throat for long periods of ...use the (2, 1, n) family (for which geodesics/waves with ` 1 + ` 2 = 0 or q 1 + q 2 = 0 are integrable) and ... Voir le document complet
25
An analytic Lifshitz black hole
... that the Schro¨dinger spacetime is a solution of the same action with a different mass for the gauge field and a different cosmological constant [ 17 , 18 ...find the perhaps-unfamiliar ... Voir le document complet
9
Quantum analogue of a Kerr black hole and the Penrose effect in a Bose-Einstein condensate
... Once the vortices are formed, it is the vortex-vortex ”electromagnetic” interaction that explains the fact that the antivortex is brought into the negative energy state ...Indeed, ... Voir le document complet
11
Black hole singularities in the framework of gauge/string duality
... In the first two sections we first introduce the AdS Schwarzschild black hole geometry and then review some of the properties of real time correlation functions in fini[r] ... Voir le document complet
209
An Infinite-Dimensional Family of Black-Hole Microstate Geometries
... On the more technical side, one drawback of our work is that we have not been able to obtain the expression of the four-dimensional rotation parameter ~ω in closed ...form. The ... Voir le document complet
48
ROM for nonlinear vibroacoustic problems with structural and acoustic nonlinearities
... on the reduced order model can not be used in nonlinear problems. The most common reduced order models in nonlinear problems are based on the proper orthogonal decomposition (POD) or the ... Voir le document complet
5
Acoustic function of sound hole design in musical instruments
... The results using general sound-hole theory (in blue) are compared to the results using circular sound-hole theory (in black). A correction factor is used to for eac[r] ... Voir le document complet
70
Effects of methane outgassing on the Black Sea atmosphere
... even the most intensive Black Sea bubble seep that was studied within the BIGBLACK and CRIMEA projects does not transfer methane into the atmosphere through bubble transport, which would be a ... Voir le document complet
11
Black hole jet power from impedance matching
... in the second equality we have used the fact that A ϕ is constant on field ...lines. The factors of 377Ω have dropped ...on the angular distribution of A ϕ at the horizon ... Voir le document complet
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