Results 11 to 20 of about 5,411,122 (304)

Characteristics of foreshock activity inferred from the JMA earthquake catalog [PDF]

open access: yesEarth, Planets and Space, 2018
We investigated the foreshock activity characteristics using the Japan Meteorological Agency Unified Earthquake Catalog for the last 20 years. Using the nearest-neighbor distance approach, we systematically and objectively classified the earthquakes into
Koji Tamaribuchi   +3 more
doaj   +4 more sources

Quasi-diffusion magnetic resonance imaging (QDI): A fast, high b-value diffusion imaging technique. [PDF]

open access: yes, 2020
To enable application of non-Gaussian diffusion magnetic resonance imaging (dMRI) techniques in large-scale clinical trials and facilitate translation to clinical practice there is a requirement for fast, high contrast, techniques that are sensitive to ...
Barrick, TR   +9 more
core   +1 more source

Seismic response to evolving injection at the Rotokawa geothermal field, New Zealand [PDF]

open access: yes, 2020
Catalogs of microseismicity are routinely compiled at geothermal reservoirs and provide valuable insights into reservoir structure and fluid movement.
Hopp, C   +4 more
core   +3 more sources

Diffusion tensor model links to neurite orientation dispersion and density imaging at high b-value in cerebral cortical gray matter [PDF]

open access: yes, 2019
Diffusion tensor imaging (DTI) and neurite orientation dispersion and density imaging (NODDI) are widely used models to infer microstructural features in the brain from diffusion-weighted MRI. Several studies have recently applied both models to increase
Akasaka, Thai   +11 more
core   +2 more sources

The impact of computed high b-value images on the diagnostic accuracy of DWI for prostate cancer: A receiver operating characteristics analysis. [PDF]

open access: yes, 2018
To evaluate the performance of computed high b value diffusion-weighted images (DWI) in prostate cancer detection. 97 consecutive patients who had undergone multiparametric MRI of the prostate followed by biopsy were reviewed.
Daniel, Bruce L   +10 more
core   +2 more sources

Water, oceanic fracture zones and the lubrication of subducting plate boundaries - insights from seismicity [PDF]

open access: yes, 2015
We investigate the relationship between subduction processes and related seismicity for the Lesser Antilles Arc using the Gutenberg-Richter law. This power lawdescribes the earthquakemagnitude distribution, with the gradient of the cumulative magnitude ...
Baptie, B   +8 more
core   +1 more source

Fractura de roca andesita y análisis espectral de señales de emisión acústica

open access: yesTecnura, 2019
Contexto: En las rocas sometidas a esfuerzos se producen señales de emisión acústica (EA). Esta y la información sísmica son complementarias tanto en sus aplicaciones como en su base teórica.
Dino Alberto Filipussi   +4 more
doaj   +1 more source

Imaging compaction band propagation in Diemelstadt sandstone using acoustic emission locations [PDF]

open access: yes, 2008
We report results from a conventional triaxial test performed on a specimen of Diemelstadt sandstone under an effective confining pressure of 110 MPa; a value sufficient to induce compaction bands.
Baud, P   +5 more
core   +1 more source

The impact of a and b value uncertainty on loss estimation in the reinsurance industry

open access: yesAnnals of Geophysics, 2000
In the reinsurance industry different probabilistic models are currently used for seismic risk analysis. A credible loss estimation of the insured values depends on seismic hazard analysis and on the vulnerability functions of the given structures ...
R. Streit   +3 more
doaj   +1 more source

Self-interaction chromatography as a tool for optimizing conditions for membrane protein crystallization [PDF]

open access: yes, 2010
The second virial coefficient, or B value, is a measurement of how well a protein interacts with itself in solution. These interactions can lead to protein crystallization or precipitation, depending on their strength, with a narrow range of B values ...
Behlke   +26 more
core   +1 more source

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