(Phys.org)—Given that over 20 trillion cubic meters of natural gas, a third of the United States' total reserves, are thought to be trapped in shale, and given the rush to exploit shale oil and gas resources by Australia, ...
General Physics
Jan 4, 2013
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Mars was once a much wetter world than it is now, with hot springs, rivers, lakes and perhaps even oceans. Just how wet exactly, and for how long, is still a subject of considerable debate. One vital clue comes from clay ...
Space Exploration
Mar 16, 2012
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Clay. It's been used for centuries to make pottery, decorative beads, and earthen houses. And it has a firm spot in many beauty regimes.
Earth Sciences
Sep 29, 2023
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Japanese researchers have discovered a new phenomenon whereby carbonate ions (CO32−) in a clay mineral called "hydrotalcite" are repeatedly exchanged with carbon dioxide (CO2) in the air, quickly over several days, as if ...
Materials Science
Dec 17, 2013
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Three University of Michigan geologists are participating in an international effort to drill nearly a mile beneath the surface of New Zealand this fall to bring back rock samples from an active fault known to generate major ...
Earth Sciences
Sep 24, 2014
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(Phys.org)—A new study co-authored by the Georgia Institute of Technology indicates that clay minerals, rocks that usually form when water is present for long periods of time, cover a larger portion of Mars than previously ...
Space Exploration
Dec 20, 2012
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NIMS, the University of Tokyo and Hiroshima University jointly discovered for the first time, through theoretical calculation and experiment, that macroscopic frictions occurring between clay mineral surfaces originate from ...
General Physics
Jan 25, 2019
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A clay mineral known as smectite could hold a substantial portion of the water missing from Mars, according to new research from Binghamton University, State University of New York.
Space Exploration
Dec 14, 2021
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Climate change is causing temperatures to rise and is also increasing the likelihood of storms, heavy rain, and flooding—the recent flood disaster in the Ahr valley in Germany is just one such example. What we need to ask ...
Earth Sciences
Oct 19, 2021
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Phase H is a hydrous mineral that is considered to be an important carrier of water into deep Earth. We determined the dissociation condition of phase H by a theoretical calculation based on quantum mechanics. Phase H decomposes ...
Earth Sciences
Aug 19, 2019
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