News tagged with calcium sulfate
Opportunity rover finds mineral vein deposited by water
(PhysOrg.com) -- NASA's Mars Exploration Rover Opportunity has found bright veins of a mineral, apparently gypsum, deposited by water. Analysis of the vein will help improve understanding of the history of ...
Space & Earth / Space Exploration
Dec 08, 2011 |
4.5 / 5 (12) |
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Ordered Water: Just how much water is there in calcined gypsum?
(PhysOrg.com) -- Gypsum was used as a building material in antiquity and is still widely used as a binder in plaster, drywall, and spackling paste. Known as dihydrate in construction chemistry, gypsum is a water-containing ...
Chemistry / Analytical Chemistry
Apr 15, 2009 |
4.8 / 5 (4) |
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Search results for calcium sulfate
Durable NASA rover beginning ninth year of Mars work
(PhysOrg.com) -- Eight years after landing on Mars for what was planned as a three-month mission, NASA's enduring Mars Exploration Rover Opportunity is working on what essentially became a new mission five ...
Space & Earth / Space Exploration
Jan 25, 2012 |
4.8 / 5 (4) |
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Heritage site under attack by flowers
The results of a study conducted by Serbian researchers, in collaboration with the Laboratoire de Dynamique, Interactions et Réactivité, are unequivocal: the Belgrade fortress is not only threatened ...
Dec 20, 2011 |
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How algae use a 'sulfate trap' to selectively biomineralize strontium
(PhysOrg.com) -- In any kind of nuclear reactor, there is a small amount of the radioactive isotope strontium-90 that is formed as part of the regular fission process. In fact, fission products such as strontium-90 ...
Oct 21, 2011 |
5 / 5 (4) |
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Gas hydrate strategy reinforced
Their critics weren't convinced the first time, but Rice University researchers didn't give up on the "ice that burns."
Space & Earth / Earth Sciences
Sep 15, 2011 |
4 / 5 (6) |
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Pond alga could help scientists design effective method for cleaning up nuclear waste
Researchers from Northwestern University and Argonne National Laboratory have an enhanced understanding of a common freshwater alga and its remarkable ability to remove strontium from water. Insight into this mechanism ultimately ...
Apr 04, 2011 |
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Elevated zinc concentrations in Colorado waterway likely a result of climate change
Rising concentrations of zinc in a waterway on Colorado's Western Slope may be the result of climate change that is affecting the timing of annual snowmelt, says a new study led by the University of Colorado ...
Dec 15, 2010 |
2.4 / 5 (7) |
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Nanoparticles for cultural heritage conservation
(PhysOrg.com) -- The conservation of Mayan wall paintings at the archaeological site of Calakmul (Mexico) will be one on the subjects touched upon by Piero Baglioni (based at the University of Florence) in ...
Nanotechnology / Nanomaterials
Sep 10, 2010 |
5 / 5 (1) |
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Mars was Wet, but was it Warm?
Mars is frozen today, but when it was young there may have been liquid water on its surface. What does the latest evidence indicate about the ancient martian climate? Understanding the past environment of ...
Space & Earth / Space Exploration
May 31, 2010 |
4.9 / 5 (11) |
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Land Deal Likely to Improve Everglades, Ecologists Say
Tom Brokaw, Miss Florida, and the all stars of Florida Everglades advocacy came to Washington on May 19 to discuss the progress of restoration efforts. Packed into a small room down the street from the Capitol ...
May 20, 2010 |
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New research may help to clean drainage from abandoned mines
(PhysOrg.com) -- In a quiet green glen near Ashville, Pa., lies a rust-colored pond. A deep, rectangular hole in the ground, it somewhat resembles an Olympic-sized pool. Few people, however, would make the ...
Dec 16, 2009 |
4.8 / 5 (4) |
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List of search results for calcium sulfate
