Results 141 to 150 of about 425 (169)

Variety and spatial heterogeneity of tectonic tremor worldwide [PDF]

open access: yesJournal of Geophysical Research: Solid Earth, 2012
Deep tectonic tremor occurs at various sites worldwide, and the source characteristics are heterogeneous, even at small scales. In this study, tremor sources were determined using data sets of seismic waveforms from various locations, some of which are not well recognized as being a site of tremor activity.
Satoshi Ide
exaly   +2 more sources

Crustal anisotropy from tectonic tremor in Guerrero, Mexico

open access: yesGeochemistry, Geophysics, Geosystems, 2016
AbstractWe present new shear wave anisotropy measurements in the continental crust in northern Guerrero obtained from tectonic tremor. Measurements of crustal anisotropy had not been performed in this area due to the lack of seismicity. However, tectonic tremor activity is abundant and offers an opportunity to determine anisotropy parameters ...
Raul Valenzuela   +2 more
exaly   +2 more sources

Tectonic tremor and deep slow slip on the Alpine Fault [PDF]

open access: yesGeophysical Research Letters, 2012
Tectonic tremor is characterized by persistent, low-frequency seismic energy seen at major plate boundaries. Although predominantly associated with subduction zones, tremor also occurs along the deep extension of the strike-slip San Andreas Fault.
John Townend, Aaron G. Wech
exaly   +7 more sources

Experimental constraints on the controlling mechanisms of tectonic tremors

2023
Tectonic (or non-volcanic) tremors have been extensively documented at subduction zones and are considered as the signature of transport processes of dehydration-related fluids in subduction zones, often recorded in close association with geodetically observed shear induced slow-slip events. However, to the best of our knowledge, they have not yet been
Timm John   +6 more
openaire   +1 more source

Cataloging Tectonic Tremor Energy Radiation in the Cascadia Subduction Zone

Journal of Geophysical Research: Solid Earth, 2021
AbstractFor the past ∼12 years the Pacific Northwest Seismic Network has been automatically detecting and locating tectonic tremor across the Cascadia subduction zone, resulting in a catalog of more than 500,000 tremor epicenters to date, which has served as a valuable resource for tremor and slip research.
Aaron G. Wech
exaly   +2 more sources

Tectonic Tremor Recorded by Ocean Bottom Seismometers

Seismological Research Letters, 2013
Widespread observations of tremor and slow slip in different tectonic environments (Rubinstein et al. , 2009; Schwartz and Rokosky, 2007) reveal that these newly recognized processes play fundamental roles in accommodating and marking fault motion. Understanding the relationship between fault dynamics, stable (slow) slip, and more rapid earthquake ...
Wech, A.   +5 more
openaire   +3 more sources

Continental crust anisotropy measurements from tectonic tremor in Cascadia

Journal of Geophysical Research: Solid Earth, 2017
AbstractWe present new observations of crustal anisotropy in the southern Cascadia fore arc from tectonic tremor. The abundance of tremor activity in Oregon and northern California during slow‐slip events offers an enormous amount of information with which to measure and analyze anisotropy in the upper brittle continental crust.
Raul Valenzuela   +2 more
exaly   +2 more sources

Investigation of Single-Station Classification for Short Tectonic Tremor in Taiwan

Journal of Geophysical Research: Solid Earth, 2019
AbstractTectonic tremor in Taiwan is known for its short duration and weak amplitude. Recent observations from the mountain area (Central Range) allows us to document such type of tectonic tremor recorded at a close distance and to investigate a single station technique for a minute‐long tremor.
Yaochieh Chen   +2 more
exaly   +2 more sources

Detecting Deep Tectonic Tremor in Taiwan with a Dense Array

Bulletin of the Seismological Society of America, 2015
Abstract We perform a systematic detection of deep tectonic tremor beneath the southern Central Range in Taiwan using a dense, small‐aperture seismic array. Deployed in February 2011, the array has been recording tectonic tremor nearly continuously for 134 days, including tremor triggered by the 2011 M w  9.0 Tohoku‐Oki earthquake.
Wei‐Fang Sun   +3 more
openaire   +1 more source

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