Sentences with phrase «fault during the earthquake»

Scientists will infer the forces on the fault during the earthquake from these measurements of dissipated energy.

Liverpool Seismologist, Stephen Hicks from the School of Environmental Sciences, who led the research, said: «It was previously thought that dense geological bodies in an active fault zone may cause more movement of the fault during an earthquake.»

Calcite precipitates out of pressurized fluids that travel through rock near faults during some earthquakes and gets deposited in layers, like rings of a tree.

«If you want to know the forces acting on a fault during an earthquake, it turns out to be an incredibly hard problem,» Brodsky said.

Not exact matches

The researchers determined that the earthquakes at Abu Dabbab extend in a line from the coast into the Red Sea, «and the seismicity pattern is arc - shaped in depth, confined to the dome - like structure of the rigid igneous body that formed during the Precambrian era» above an active fault, El Khrepy said.

This is still an area of current research, but comparisons of different seismic stations during the 2010 Chile earthquake and the 2011 Tohoku earthquake show that some parts of the fault released more strong shaking than others.

Understanding the susceptibility of a fault to creep, however, could refine estimates of the amount and duration of fault movement during recovery after large earthquakes.

Their results, published December 5 in Science, show that friction on the fault was remarkably low during the magnitude 9.0 Tohoku - Oki earthquake that struck off the coast of Japan in March 2011 and triggered a devastating tsunami.

The frictional resistance on a fault during slip controls earthquake dynamics.

«How friction evolves during an earthquake: By simulating quakes in a lab, engineers study the way that friction changes along a fault during a seismic event.»

The long - term implications of the study hinge on evidence that the pre-existing faults from the 1944 earthquake have strongly influenced the orientation and location of rupturing during the 2016 event, suggesting that large earthquakes in Japan are most likely to occur in this very same region of the Nankai Trough in the future.

The JFAST results show that the frictional stress on the shallow portion of the fault was very low during the earthquake, which means that either the stress was low to begin with or all of the stress was released during the earthquake.

A 0.31 °C temperature anomaly at the plate boundary fault corresponds to 27 megajoules per square meter of dissipated energy during the earthquake.

The low resistance to slip on the fault may help explain the large amount of slip — an unprecedented 50 meters of displacement — that occurred during the earthquake, according to UC Santa Cruz researcher Patrick Fulton, who is first author of the paper focusing on the temperature measurements.

Using these same fault - zone materials, Ujiie et al. (p. 1211) performed high - velocity frictional experiments to determine the physical controls on the large slip that occurred during the earthquake.

Friction dissipates heat during an earthquake; therefore, the fault temperature after an earthquake provides insight into the level of friction.

«We will be analyzing the data to characterize the amount of frictional heat on the fault during the Tohoku earthquake,» Fulton said.

A new study by a team of researchers, including one from the University of California, Riverside, found that the fault under Ventura, Calif., would likely cause stronger shaking during an earthquake and more damage than previously suspected.

«Ventura fault could cause stronger shaking, new research finds: Researchers find that the fault has a staircase - like structure, which would result in stronger shaking and more damage during an earthquake.»

That will provide them with the resistance forces felt in the fault during the slip, filling in a blank in models of earthquake dynamics.

The record indicates that 11 tsunamis were generated during that period by earthquakes along the Sunda Megathrust, the 3,300 - mile - long fault running from Myanmar to Sumatra in the Indian Ocean.

During the past 8,500 years the fault has shifted some 1.8 meters (about six feet) and has produced three major earthquakes, of which the 1356 event was the most recent.

The new research also explains why faults with glass on them (reflecting the fact that during the earthquake the fault zone melted) are rare.

An ultra-thin fault zone packed with slippery clay was behind the massive seismic slip during the devastating Tohoku earthquake of 2011 in Japan.

The GPS records described in the Science Express paper show that within the zone that experienced the greatest amount of slip during the earthquake — a region south of the sources of high - frequency waves and closer to Kathmandu — the onset of slip on the fault was actually very smooth.

As earthquakes occur during the course of this project, the team is measuring the deformation at the time of the earthquakes to determine the distribution of slip on the faults, and then monitoring longer - term motions after the earthquakes to learn more about fault zone properties.

Airborne UAVSAR mapping can allow a rapid response after an earthquake to determine what fault was the source and which parts of the fault slipped during the earthquake.

A comprehensive analysis of 101 major earthquakes around the Pacific ring of fire between 1990 and 2016 shows that most of the aftershock activity occurred on the margins of the areas where the faults slipped a lot during the main earthquakes.

However, during deglaciation, the faults experience accelerated slip and earthquakes are triggered (see Post-glacial rebound).

The sides of abyssal hills are fault escarpments (or scarps) created by vertical uplift of the seafloor during many events of fault slippage that produce frequent earthquakes.

Because the faults that break during the earthquake are so deep, the seismic wave energy they radiate spreads over a much larger area than in a shallow quake.

The friction as two massive plates of the Earth's crust slide past one another is dissipated as heat, so temperature measurements can give scientists a handle on the fault's resistance to sliding during the earthquake.