Sentences with phrase «measures rock mass»

In a new study led by the University of Sussex, geoscientists from the British Geological Survey and the Technical University of Munich reveal that using a micro-seismic technique, which detects tiny earthquakes which cause cracks in the rock, alongside modern electrical imaging technology, which measures rock mass, would provide scientists with much earlier warnings of potential rock falls.

Not exact matches

What we would like to do is move down to about three, two, and one Earth mass, and to do that you need to make sure the instrument you're using to measure those wobbles is rock steady.

By looking at the ratio of two of these cosmic - ray - made elements — aluminum - 26 and beryllium - 10 caught in crystals of quartz, and measured in an accelerator mass spectrometer — the scientists were able to calculate how long the rocks in their samples had been exposed to the sky versus covered by ice.

Aaron Satkoski, a scientist in the Department of Geoscience at UW — Madison, with the mass spectrometer used to measure isotopes in rocks from South Africa.

Specifically, they measured hydrogen and its isotope, deuterium (hydrogen with an extra neutron in its nucleus) with ion microprobes, which use a focused beam of ions to sputter ions from a small rock sample into a mass spectrometer.