Geophysical Research Letters, ISSN 0094-8276, 05/2012, Volume 39, Issue 9, p. n/a
During an Enhanced Geothermal System (EGS) experiment, fluid is injected at high pressure into crystalline rock, to enhance its permeability and thus create a...
geothermal | b‐value | pore‐pressure | geomechanics | MAGNITUDE | GEOSCIENCES, MULTIDISCIPLINARY | STIMULATION | SEISMICITY | FLUID INJECTIONS | ROCKS | ENHANCED GEOTHERMAL SYSTEM | DEPTH | MICROSEISMICITY | Rocks | Geology | Seismology | Earthquakes | Physical properties | Plate tectonics
geothermal | b‐value | pore‐pressure | geomechanics | MAGNITUDE | GEOSCIENCES, MULTIDISCIPLINARY | STIMULATION | SEISMICITY | FLUID INJECTIONS | ROCKS | ENHANCED GEOTHERMAL SYSTEM | DEPTH | MICROSEISMICITY | Rocks | Geology | Seismology | Earthquakes | Physical properties | Plate tectonics
Journal Article
Nature, ISSN 0028-0836, 09/2005, Volume 437, Issue 7058, pp. 539 - 542
The earthquake size distribution follows, in most instances, a power law, with the slope of this power law, the 'b value', commonly used to describe the...
CALIFORNIA | ROCK | MULTIDISCIPLINARY SCIENCES | RECURRENCE TIMES | B-VALUE | VALUES | DEPTH | FREQUENCY-MAGNITUDE DISTRIBUTION | FAULTS | Earthquakes | Seismology | Plate tectonics
CALIFORNIA | ROCK | MULTIDISCIPLINARY SCIENCES | RECURRENCE TIMES | B-VALUE | VALUES | DEPTH | FREQUENCY-MAGNITUDE DISTRIBUTION | FAULTS | Earthquakes | Seismology | Plate tectonics
Journal Article
Bulletin of the Seismological Society of America, ISSN 0037-1106, 08/2018, Volume 108, Issue 4, pp. 1864 - 1876
Previous works suggested that the slope (b-value) of the frequency-magnitude distribution of earthquakes might significantly vary as a function of the style of...
GEOCHEMISTRY & GEOPHYSICS | RATES | SEISMICITY | EARTHQUAKE-SIZE DISTRIBUTION | DEFORMATION | DEPTH | DEPENDENCE | BETA
GEOCHEMISTRY & GEOPHYSICS | RATES | SEISMICITY | EARTHQUAKE-SIZE DISTRIBUTION | DEFORMATION | DEPTH | DEPENDENCE | BETA
Journal Article
Geophysical Research Letters, ISSN 0094-8276, 08/2015, Volume 42, Issue 16, pp. 6639 - 6646
The recent increase in earthquake activity in the central U.S. has led to concerns about the hazard posed by induced earthquakes. Understanding earthquake...
template matching | induced seismicity | magnitude‐frequency distribution | magnitude-frequency distribution | ARKANSAS | GEOSCIENCES, MULTIDISCIPLINARY | COLORADO | FLUID | INJECTION | B-VALUE | TEXAS | INDUCED SEISMICITY | OHIO | SIZE DISTRIBUTION | COUNTY | Earthquakes | Frequency distribution | Statistical analysis | Seismic activity | Instruments | Instrumentation | Hazards | Injection | Template matching | Statistics | Seismicity | Distribution | Frequency | Injection wells | Temporal variations | Wells | Detection | Sequencing | Monitoring | Geophysics | Catalogs | Temporal logic
template matching | induced seismicity | magnitude‐frequency distribution | magnitude-frequency distribution | ARKANSAS | GEOSCIENCES, MULTIDISCIPLINARY | COLORADO | FLUID | INJECTION | B-VALUE | TEXAS | INDUCED SEISMICITY | OHIO | SIZE DISTRIBUTION | COUNTY | Earthquakes | Frequency distribution | Statistical analysis | Seismic activity | Instruments | Instrumentation | Hazards | Injection | Template matching | Statistics | Seismicity | Distribution | Frequency | Injection wells | Temporal variations | Wells | Detection | Sequencing | Monitoring | Geophysics | Catalogs | Temporal logic
Journal Article
GEOPHYSICAL JOURNAL INTERNATIONAL, ISSN 0956-540X, 11/2019, Volume 219, Issue 2, pp. 1348 - 1364
The complete part of the earthquake frequency-magnitude distribution, above the completeness magnitude m(c), is well described by the Gutenberg-Richter law. On...
GEOCHEMISTRY & GEOPHYSICS | MAXIMUM-LIKELIHOOD | Probability distributions | CATALOG | SEISMICITY | RELOCATION | B-VALUE | Statistical methods | COMPLETENESS MAGNITUDE | SPATIOTEMPORAL EVOLUTION | SCALE | Statistical seismology
GEOCHEMISTRY & GEOPHYSICS | MAXIMUM-LIKELIHOOD | Probability distributions | CATALOG | SEISMICITY | RELOCATION | B-VALUE | Statistical methods | COMPLETENESS MAGNITUDE | SPATIOTEMPORAL EVOLUTION | SCALE | Statistical seismology
Journal Article
Journal of Asian Earth Sciences, ISSN 1367-9120, 12/2016, Volume 132, pp. 129 - 137
The Coulomb stress changes imparted by the 2012 Varzaqan-Ahar earthquake doublets to the surrounding area have been examined and correlated with the spatial...
Coulomb stress | Magnetic lineament | Varzaqan-Ahar | NW Iran | Earthquake doublet | b-value | COULOMB | 1999 CHI-CHI | SHADOWS | STRIKE-SLIP | GEOSCIENCES, MULTIDISCIPLINARY | SEISMICITY RATE | MOTION | SOUTHERN CALIFORNIA | CONSTRAINTS | FAULT | EASTERN TURKEY | Earthquakes
Coulomb stress | Magnetic lineament | Varzaqan-Ahar | NW Iran | Earthquake doublet | b-value | COULOMB | 1999 CHI-CHI | SHADOWS | STRIKE-SLIP | GEOSCIENCES, MULTIDISCIPLINARY | SEISMICITY RATE | MOTION | SOUTHERN CALIFORNIA | CONSTRAINTS | FAULT | EASTERN TURKEY | Earthquakes
Journal Article
Geophysical Research Letters, ISSN 0094-8276, 05/2009, Volume 36, Issue 10, pp. L10307 - n/a
With twelve years of seismic data from TauTona Gold Mine, South Africa, we show that mining‐induced earthquakes follow the Gutenberg‐Richter relation with no...
Seismic instruments and networks | Structural Geology | Fractures and faults | Seismology | Earthquake source observations | Seismicity and tectonics | mining‐induced seismicity | b‐value | minimum magnitude | Geology | Earthquakes | Plate tectonics | Scientific apparatus & instruments
Seismic instruments and networks | Structural Geology | Fractures and faults | Seismology | Earthquake source observations | Seismicity and tectonics | mining‐induced seismicity | b‐value | minimum magnitude | Geology | Earthquakes | Plate tectonics | Scientific apparatus & instruments
Journal Article
Magnetic Resonance Imaging, ISSN 0730-725X, 2011, Volume 29, Issue 6, pp. 766 - 776
Abstract The intravoxel incoherent motion (IVIM) theory provides a framework for the separation of perfusion and diffusion effects in diffusion-weighted...
Radiology | Diffusion-weighted imaging | b value | Intravoxel incoherent motion imaging | Monte-Carlo simulation | B value | PANCREAS | ACQUISITION SCHEMES | DIFFUSION-TENSOR MRI | CIRRHOSIS | COEFFICIENTS | SYSTEMS | PERFUSION | RADIOLOGY, NUCLEAR MEDICINE & MEDICAL IMAGING | BRAIN | Artifacts | Motion | Algorithms | Humans | Diffusion Magnetic Resonance Imaging - methods | Monte Carlo Method | Abdomen | Echo-Planar Imaging
Radiology | Diffusion-weighted imaging | b value | Intravoxel incoherent motion imaging | Monte-Carlo simulation | B value | PANCREAS | ACQUISITION SCHEMES | DIFFUSION-TENSOR MRI | CIRRHOSIS | COEFFICIENTS | SYSTEMS | PERFUSION | RADIOLOGY, NUCLEAR MEDICINE & MEDICAL IMAGING | BRAIN | Artifacts | Motion | Algorithms | Humans | Diffusion Magnetic Resonance Imaging - methods | Monte Carlo Method | Abdomen | Echo-Planar Imaging
Journal Article
Chaos, Solitons and Fractals, ISSN 0960-0779, 12/2015, Volume 81, pp. 103 - 110
The methods to estimate the b-value of the magnitude-frequency distribution are analyzed based on a certain period of earthquakes in the central region of...
b-Value | Maximum likelihood estimation | Least square regression | Magnitude-frequency distribution | Earthquake precusor | Robust fitting method | PHYSICS, MULTIDISCIPLINARY | WESTERN UNITED-STATES | CATALOGS | least square regression | COMPLETENESS | EXAMPLES | ALASKA | PHYSICS, MATHEMATICAL | MATHEMATICS, INTERDISCIPLINARY APPLICATIONS | MINIMUM MAGNITUDE | REGIONS | JAPAN | UNCERTAINTY | Earthquakes | Seismology | Analysis | Methods
b-Value | Maximum likelihood estimation | Least square regression | Magnitude-frequency distribution | Earthquake precusor | Robust fitting method | PHYSICS, MULTIDISCIPLINARY | WESTERN UNITED-STATES | CATALOGS | least square regression | COMPLETENESS | EXAMPLES | ALASKA | PHYSICS, MATHEMATICAL | MATHEMATICS, INTERDISCIPLINARY APPLICATIONS | MINIMUM MAGNITUDE | REGIONS | JAPAN | UNCERTAINTY | Earthquakes | Seismology | Analysis | Methods
Journal Article
Geophysical Research Letters, ISSN 0094-8276, 02/2013, Volume 40, Issue 4, pp. 709 - 714
We explore the idea that the relative size distribution of earthquakes, quantified using the so‐called b‐value, is negatively correlated with differential...
b‐value | depth | stress meter | differential stress | b-value | SOUTHERN CALIFORNIA | B-VALUE | GEOSCIENCES, MULTIDISCIPLINARY | CATALOG | Earthquakes | Seismology | Plate tectonics | Meters | Ductile brittle transition | Stresses | Correlation | Measuring instruments | Catalogs | Seismic phenomena
b‐value | depth | stress meter | differential stress | b-value | SOUTHERN CALIFORNIA | B-VALUE | GEOSCIENCES, MULTIDISCIPLINARY | CATALOG | Earthquakes | Seismology | Plate tectonics | Meters | Ductile brittle transition | Stresses | Correlation | Measuring instruments | Catalogs | Seismic phenomena
Journal Article
Earth and Planetary Science Letters, ISSN 0012-821X, 12/2019, Volume 527, p. 115791
We derive a unifying formulation, reliable at all scales, linking Anderson's faulting theory with the earthquake size-distribution, whose exponent is known as...
faulting styles | Anderson's theory of faulting | statistical seismology | Mohr-Coulomb failure criterion | earthquake size-distribution | SEISMICITY | SUBDUCTION ZONES | CATALOGS | COMPLETENESS | FREQUENCY-MAGNITUDE DISTRIBUTION | POWER-LAW | VARIABILITY | GEOCHEMISTRY & GEOPHYSICS | MOMENT TENSORS | FOCAL MECHANISMS | B-VALUE
faulting styles | Anderson's theory of faulting | statistical seismology | Mohr-Coulomb failure criterion | earthquake size-distribution | SEISMICITY | SUBDUCTION ZONES | CATALOGS | COMPLETENESS | FREQUENCY-MAGNITUDE DISTRIBUTION | POWER-LAW | VARIABILITY | GEOCHEMISTRY & GEOPHYSICS | MOMENT TENSORS | FOCAL MECHANISMS | B-VALUE
Journal Article
Earth and Planetary Science Letters, ISSN 0012-821X, 04/2019, Volume 512, pp. 39 - 45
Earthquake size–frequency distributions commonly follow a power law, with the value often used to quantify the relative proportion of small and large events....
b value | earthquakes | frequency–magnitude distribution | tides | SEISMICITY | CATALOGS | COMPLETENESS | GEOCHEMISTRY & GEOPHYSICS | ACOUSTIC EMISSIONS | MAGNITUDE | DYNAMICS | frequency-magnitude distribution | FAULT | DEPTH | INSIGHTS | Earthquakes | Seismology | Analysis | Physics - Geophysics
b value | earthquakes | frequency–magnitude distribution | tides | SEISMICITY | CATALOGS | COMPLETENESS | GEOCHEMISTRY & GEOPHYSICS | ACOUSTIC EMISSIONS | MAGNITUDE | DYNAMICS | frequency-magnitude distribution | FAULT | DEPTH | INSIGHTS | Earthquakes | Seismology | Analysis | Physics - Geophysics
Journal Article
Geophysical Research Letters, ISSN 0094-8276, 12/2018, Volume 45, Issue 24, pp. 13,277 - 13,287
A systematic decay of the aftershock rate over time is one of the most fundamental empirical laws in Earth science. However, the equally fundamental effect of...
aftershocks | b value | earthquake hazard forecasting | Reid theory | stacking | differential stress | RUPTURE LENGTH | EARTHQUAKE CATALOGS | SPATIAL VARIABILITY | FREQUENCY-MAGNITUDE DISTRIBUTION | LOG-A OBSERVATIONS | GEOSCIENCES, MULTIDISCIPLINARY | MODELS | SOUTHERN CALIFORNIA | B-VALUE | STRESS CHANGES | SHORT-TERM | Size distribution | Decay rate | Seismic activity | Stacking | Seismic hazard | Environmental risk | Earth | Risks | Aftershocks | Earthquakes | Modelling | Hazard assessment | Geological hazards | GEOSCIENCES
aftershocks | b value | earthquake hazard forecasting | Reid theory | stacking | differential stress | RUPTURE LENGTH | EARTHQUAKE CATALOGS | SPATIAL VARIABILITY | FREQUENCY-MAGNITUDE DISTRIBUTION | LOG-A OBSERVATIONS | GEOSCIENCES, MULTIDISCIPLINARY | MODELS | SOUTHERN CALIFORNIA | B-VALUE | STRESS CHANGES | SHORT-TERM | Size distribution | Decay rate | Seismic activity | Stacking | Seismic hazard | Environmental risk | Earth | Risks | Aftershocks | Earthquakes | Modelling | Hazard assessment | Geological hazards | GEOSCIENCES
Journal Article
MAGNETIC RESONANCE IN MEDICINE, ISSN 0740-3194, 05/2015, Volume 73, Issue 5, pp. 1954 - 1969
PurposeTo find optimal b-value distributions for monoexponential, stretched exponential, kurtosis, and biexponential models of prostate cancer (PCa)...
ADC | DECAY | STATISTICS | TISSUE | repeatability | STROKE | prostate cancer | WATER DIFFUSION | diffusion-weighted imaging | COEFFICIENTS | intraclass correlation coefficient | b value | RADIOLOGY, NUCLEAR MEDICINE & MEDICAL IMAGING | Models, Theoretical | Prostatic Neoplasms - pathology | Humans | Image Interpretation, Computer-Assisted - methods | Male | Reference Values | Prostatic Neoplasms - diagnosis | Image Interpretation, Computer-Assisted - instrumentation | Prostate - pathology | Algorithms | Diffusion Magnetic Resonance Imaging - instrumentation | Whole Body Imaging - instrumentation | Diffusion Magnetic Resonance Imaging - methods | Phantoms, Imaging | Whole Body Imaging - methods | Monte Carlo Method | Mathematical Computing
ADC | DECAY | STATISTICS | TISSUE | repeatability | STROKE | prostate cancer | WATER DIFFUSION | diffusion-weighted imaging | COEFFICIENTS | intraclass correlation coefficient | b value | RADIOLOGY, NUCLEAR MEDICINE & MEDICAL IMAGING | Models, Theoretical | Prostatic Neoplasms - pathology | Humans | Image Interpretation, Computer-Assisted - methods | Male | Reference Values | Prostatic Neoplasms - diagnosis | Image Interpretation, Computer-Assisted - instrumentation | Prostate - pathology | Algorithms | Diffusion Magnetic Resonance Imaging - instrumentation | Whole Body Imaging - instrumentation | Diffusion Magnetic Resonance Imaging - methods | Phantoms, Imaging | Whole Body Imaging - methods | Monte Carlo Method | Mathematical Computing
Journal Article
Journal of Geophysical Research: Solid Earth, ISSN 0148-0227, 05/2011, Volume 116, Issue B5, p. n/a
This study explores the frequency‐size distribution of competent lenses (phacoids) in the Chrystalls Beach Complex, a mélange shear zone within the Otago...
fractal | subduction | shear zone | particle size distribution | melange | seismicity | METAMORPHIC HISTORY | GEOCHEMISTRY & GEOPHYSICS | ORIGIN | NEW-ZEALAND | SAN-ANDREAS FAULT | SW JAPAN | ROCKS | B-VALUE | OTAGO SCHIST | SEDIMENT SUBDUCTION | SUBDUCTION-ZONE EARTHQUAKES
fractal | subduction | shear zone | particle size distribution | melange | seismicity | METAMORPHIC HISTORY | GEOCHEMISTRY & GEOPHYSICS | ORIGIN | NEW-ZEALAND | SAN-ANDREAS FAULT | SW JAPAN | ROCKS | B-VALUE | OTAGO SCHIST | SEDIMENT SUBDUCTION | SUBDUCTION-ZONE EARTHQUAKES
Journal Article