News tagged with x-ray diffraction

Earthquake waves: How do they spread?

Propagation of earthquake waves within the Earth is not uniform. Experiments indicate that the velocity of shear waves (s-waves) in Earth’s lower mantle between 660 and 2900 km depth is strongly dependent on the orientation ...

Apr 13, 2009
3.7 / 5 (3) 0

Device simulates deep-sea floor conditions in lab

Understanding how deep-sea floor rocks and sediments interact with surrounding fluids and gasses is difficult to access. But a device created by two University of Illinois at Chicago geoscientists will duplicate extreme sea ...

Jan 25, 2010
5 / 5 (2) 0

A metal switch to control motor proteins

(Phys.org) —Molecular motor proteins inside the body, called kinesins, are a lot like the motor in your car. The molecular motors convert stored chemical energy into specific conformational changes, which ...

Mar 19, 2013
5 / 5 (2) 1 | with audio podcast

Cat litter to become an edible product?

Sepiolite is a lightweight porous mineral used in cat litter and other applications. The extraordinary properties of this clay make it a highly sought after mineral, despite its scarcity in the Earth's crust: ...

Jul 12, 2011
4.5 / 5 (2) 3 | with audio podcast

New views of Mars from sediment mineralogy

The first detailed examination of clay mineralogy in its original setting on Mars is offering new insights on the planet's past habitability, research led by Planetary Science Institute Senior Scientist Da ...

Dec 10, 2013
5 / 5 (1) 0