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Seismic and acoustic methods

Stellar acoustic radii, mean densities, and ages from seismic inversion techniques

Stellar acoustic radii, mean densities, and ages from seismic inversion techniques

... (left) and cross-term kernels (right) for the age indicator inversion (top panels), the acoustic radius inversion (middle panels), and the mean density (lower ...red and when implemented, the ...

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Simplified analytical methods for the crashworthiness and the seismic design of lock gates

Simplified analytical methods for the crashworthiness and the seismic design of lock gates

... Pani and Bhattacharyya [127] investigated the case of a flexible plate attached to a rigid dam and subjected to a horizontal sinusoidal ground ...fluid and the displacements of the plate are treated ...

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Blind marine seismic deconvolution using statistical MCMC methods

Blind marine seismic deconvolution using statistical MCMC methods

... marine seismic exploration is to obtain an image of the sea-bottom lithography from reflected acoustic waves emitted by various seismic ...The seismic source, which produces the seismic ...

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Stellar acoustic radii and ages from seismic inversion techniques

Stellar acoustic radii and ages from seismic inversion techniques

... Context: Determining stellar characteristics such as the radius, mass or age is crucial for the study of stellar evolution, exoplanetary systems or the characterisation of stellar populations in the Galaxy. ...

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Blind marine seismic deconvolution using statistical MCMC methods

Blind marine seismic deconvolution using statistical MCMC methods

... marine seismic exploration is to obtain an image of the sea-bottom lithography from reflected acoustic waves emitted by various seismic ...The seismic source, which produces the seismic ...

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Acoustic and seismic signal processing for footsetp detection

Acoustic and seismic signal processing for footsetp detection

... The analysis of footstep coefficient paths generated from the regular accelerom- eter data shows substantial promise for using third order linear prediction coefficients to detect f[r] ...

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Acoustic Resonance Characterization and Numerical Model Including Acoustic Streaming in an HPS Lamp

Acoustic Resonance Characterization and Numerical Model Including Acoustic Streaming in an HPS Lamp

... frequency and a frequency modulation band of 10 kHz was ...geometry and operating frequency schemes are designed in order to reduce the negative effect of acoustic ...

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LES and acoustic analysis of thermo-acoustic instabilities in a partially premixed model combustor

LES and acoustic analysis of thermo-acoustic instabilities in a partially premixed model combustor

... driving and damping amplitudes dependence on the instability amplitude and the resulting limit cycle amplitude A LC , from Lieuwen ...chamber and mixing is assumed to be fast so that a perfectly ...

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LES and acoustic analysis of thermo-acoustic instabilities in a partially premixed model combustor

LES and acoustic analysis of thermo-acoustic instabilities in a partially premixed model combustor

... driving and damping amplitudes dependence on the instability amplitude and the resulting limit cycle amplitude A LC , from Lieuwen ...chamber and mixing is assumed to be fast so that a perfectly ...

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Acoustic Resonance Characterization and Numerical Model Including Acoustic Streaming in an HPS Lamp

Acoustic Resonance Characterization and Numerical Model Including Acoustic Streaming in an HPS Lamp

... zones and its detections necessary for ballast design ...the acoustic instabilities has been performed. The Acoustic Resonance phenomenon is due to the development of standing acoustic waves ...

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Seismic Design and Performance of Composite Frames

Seismic Design and Performance of Composite Frames

... stages, and the kinematic hardening rule for the yield surface is assumed to be linear function of the increment of plastic strain (Elnashai, Elghazouli, ...slab and the reinforced concrete slab of the ...

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Acoustic emission and microcracking in ice

Acoustic emission and microcracking in ice

... The strain and stress rate dependence of the stress level for the onset of acoustic emissions associated with visible cracks is discussed and correlated with the rate sensitivity of ten[r] ...

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Acoustic resonance detection using statistical methods of voltage envelope characterization in metal halide lamps

Acoustic resonance detection using statistical methods of voltage envelope characterization in metal halide lamps

... Statistical methods have shown that voltage envelope variations exhibit significantly different patterns in response to AR ...AR and slight AR coupled to observable optical phe- ...

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Seismic velocities, anisotropy and elastic properties of crystalline rocks and implications for interpretation of seismic data

Seismic velocities, anisotropy and elastic properties of crystalline rocks and implications for interpretation of seismic data

... 2001, and reached its target depth of 5158 m in April ...quartzite and garnet peridotite (Ji and Xu, 2009; Xu et ...Emmermann and Lauterjung, 1997) and the Russian 12000 m Kola hole ...

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Seismic metamaterials

Seismic metamaterials

... deposit and dissemination of sci- entific research documents, whether they are pub- lished or ...teaching and research institutions in France or abroad, or from public or private research ...

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Theoretical and numerical study of seismic tsunami dynamics

Theoretical and numerical study of seismic tsunami dynamics

... buoys and inundation ...wave and the flooded areas, but better matches the far field ...sufficient, and thus weak differences should appear between the Boussinesq and the NLSWE models close to ...

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Statistical characteristics of seismic velocity changes measured by seismic interferometry

Statistical characteristics of seismic velocity changes measured by seismic interferometry

... coseismic and post-seismic velocity changes associated with the 2008 Iwate-Miyagi Nairiku earthquake of ...short-period seismic stations shown by solid triangles in Figure 1 ...normalization ...

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Acoustic fields and microfluidic patterning around embedded micro-structures subject to surface acoustic waves

Acoustic fields and microfluidic patterning around embedded micro-structures subject to surface acoustic waves

... the acoustic wavelength and the sound speeds in the substrate and fluid 45 ...patterns and used this for particle manipulation at select channel orientations, this present work seeks to ...

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Task Level Parallelization for Seismic Modeling and Inversion

Task Level Parallelization for Seismic Modeling and Inversion

... Unité de recherche Inria Lorraine, Technopôle de Nancy-Brabois, Campus scientifique, 615 rue du Jardin Botanique, BP 101, 54600 Villers Lès Nancy Unité de recherche Inria Rennes, Irisa, [r] ...

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Lithium abundance and rotation of seismic solar analogues

Lithium abundance and rotation of seismic solar analogues

... M.C., and T.D. acknowledge the CNPq and the PPGF ...D.S. and R.A.G. acknowledge the financial support from the CNES GOLF and PLATO ...research and innovation programme (grant agree- ...

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