Sentences with phrase «frictional melting»

Also, I had asked in the other thread about this recent Eos paper finding a large degree of frictional melting in a recent Greenland jokulhlaup.

Outflow from the ice - dammed lake is estimated to have been 11.3 million cubic meters; the additional 17.5 million cubic meters is due to frictional melting of ice as the flood traveled in contact with the glacier, together with an input from base flow.»

They state the remainder is from frictional melting of the actual subglacier drainage and base flow, without tyring to break that down, which would be impossible in their case.

Large impacts would also shift rock within the moon and produce deep frictional melting.

It is also thought that the stick - slip process that frictional melting generates is concurrent to «seismic drumbeats» which are the regular, rhythmic small earthquakes which have been recently found to accompany large volcanic eruptions.

«Using friction experiments we have shown that the extent of frictional melting depends on the composition of the rock and magma, which determines how fast or slow the magma travels to the surface during the eruption.»

Using friction experiments University of Liverpool scientists have shown that frictional melting plays a role in determining how a volcano will erupt.

Volcanologists at the University have discovered that a process called frictional melting plays a role in determining how a volcano will erupt, by dictating how fast magma can ascend to the surface, and how much resistance it faces en - route.

Analysis of lava collected from Mount St. Helens, USA and the Soufrière Hills volcano in Montserrat by volcanology researchers from the University's School of Environmental Sciences revealed remnants of pseudotachylyte, a cooled frictional melt.

Not exact matches

Wilson (1964); Wilson (1966); Wilson (1969); Wilson's starting - point was the suggestion that the center of Antarctica was at the pressure melting point, see Robin (1962), p. 141, who adds that «one would not expect the ice to surge over a large part of Antarctica at one time»; the role of frictional heat in ice - sheet instability was pointed out back in 1961 (in partial support of Ewing - Donn theory), drawing on earlier work by G. Bodvarsson, by Weertman (1961).