Results 71 to 80 of about 2,282 (259)

Rupture imaging for the 2016 August 24, Mw=6.0 central Italy earthquake, from back-projection of strong-motion array data

open access: yesAnnals of Geophysics, 2016
By extending the conventional Beam-Forming frequency-wavenumber power spectral estimate to the case of arbitrarily-shaped wavefronts, we obtained images of rupture propagation during the 2016 August 24, Mw=6.0 central Italy earthquake.
Gilberto Saccorotti   +2 more
doaj   +1 more source

Energy partitioning during an earthquake [PDF]

open access: yes, 2006
We investigate the partitioning of energy released during an earthquake to radiated, fracture and thermal energies in an attempt to link various observational results obtained in different disciplines.
Rivera, Luis, Kanamori, Hiroo
core  

Seismology: energy radiation from the Sumatra earthquake.

open access: yesNature, 2005
We determined the duration of high-frequency energy radiation from Indonesia's great Sumatra-Andaman earthquake (26 December 2004) to be about 500 seconds. This duration can be translated into a rupture length of about 1,200 km, which is more than twice as long as that inferred from body-wave analyses performed soon after the event.
Ni, Sidao   +2 more
openaire   +2 more sources

Practical Methodology for Developing Visions for Carbon‐Neutral Cities and Communities

open access: yesSustainable Development, EarlyView.
ABSTRACT Cities and communities play important roles in sustainable development and climate change mitigation. This study presents a novel framework for developing carbon‐neutral visions for cities and communities. We established five “principles,” investigated options encompassing four parameters (management, goal setting, actions, and quantification),
Kei Gomi   +4 more
wiley   +1 more source

The 19 September 2017 (Mw7.1) Intermediate‐Depth Mexican Earthquake: A Slow and Energetically Inefficient Deadly Shock

open access: yesGeophysical Research Letters, 2019
We investigate dynamic source parameters of the Mw7.1 Puebla‐Morelos intermediate‐depth earthquake (h = 57 km) of 19 September 2017, which devastated Mexico City.
Aron Mirwald   +6 more
doaj   +1 more source

Isostasy and seismisity

open access: yesГеофизический журнал, 2018
A model of the Earth crust structure formed by gravitation of the planet has been considered. An important role in this structure is given to isostasy processes. Analysis of results of seismic exploration by reflected waves method allows to suggest that
S. V. Mishin   +2 more
doaj   +1 more source

Energy balance of fault motions, and radiated seismic energy and seismic efficiency of shallow earthquakes.

open access: yesJournal of Physics of the Earth, 1979
The energy balance of earthquake fault motions is analysed, and expressions for seismic energy and seismic efficiency are derived in terms of physical quantities at the seismic source, such as initial stress, sliding frictional stress, rupture velocity and so on.
openaire   +2 more sources

Radiated Energy from the 16 October 1999 Hector Mine Earthquake: Regional and Teleseismic Estimates [PDF]

open access: yesBulletin of the Seismological Society of America, 2002
The amount of seismic energy radiated from an earthquake is a key macroscopic parameter for understanding the physics of earthquakes. To resolve the important details of the earthquake process, we require more accurate estimates of energy than are currently available.
Venkataraman, A.   +2 more
openaire   +2 more sources

Forgoing Nuclear: Nuclear Power Plant Closures and Carbon Emissions in the United States

open access: yesSouthern Economic Journal, EarlyView.
ABSTRACT This paper examines the effect of nuclear power plant decommissioning on electricity generation and carbon emissions in the United States. Using data on nuclear reactor closures in the United States between 1993 and 2022 and data on state‐level carbon emissions and electricity generation from the Energy Information Administration (EIA), this ...
Luke Petach
wiley   +1 more source

Modelling the Four‐Dimensional Power Line Sag Dynamics by Point Signature in Time‐Series Synthetic‐Aperture Radar Images

open access: yesHigh Voltage, EarlyView.
ABSTRACT Power lines in synthetic‐aperture radar (SAR) images are reflected as point signatures, which fluctuate annually in both the azimuth and range directions. A novel framework is proposed in this paper to evaluate the four‐dimensional dynamic status of power line sag using those point signatures in time‐series SAR images.
Sijie Ma   +4 more
wiley   +1 more source

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