News tagged with magnesium calcite
Sea Urchins' Digging Teeth are Designed to Stay Sharp
May 04, 2009 |
5 / 5 (1) |
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(PhysOrg.com) -- Sea urchins dig themselves hiding holes in the limestone of the ocean floor using teeth that don’t go blunt. Weizmann Institute scientists have now revealed their secrets, which might give engineers insights ...
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Microscopy reveals structure of calcite shells
18 hours ago |
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(PhysOrg.com) -- Lara Estroff and colleagues have taken a deep, detailed look at the way lab-created calcite crystals, similar to those found in nature, grow in tandem with proteins and other large molecules.
Let them eat snail
Nov 19, 2009 |
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A nutritionist in Nigeria says that malnutrition and iron deficiency in schoolchildren could be reduced in her country by baking up snail pie. In a research paper to be published in the International Journal of Food Safety, Nu ...
Battery Research Aims To Store Renewable Energy
Nov 19, 2009 |
4.1 / 5 (13) |
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The biggest chemical battery in the United States is located near Interstate 90 in the small town of Luverne, Minn. The 80 ton device -- the size of two tractor-trailers stacked on top of each other -- stores ...
'No muss, no fuss' miniaturized analysis for complex samples developed
Chemistry / Analytical Chemistry
Nov 18, 2009 |
4.7 / 5 (3) |
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The goal of an integrated, miniaturized laboratory analysis system, also known as a "lab-on-a-chip," is simple: sample in, answer out. However, researchers wanting to use these microfluidic devices to analyze ...
Fighting climate change by turning CO2 to stone
Nov 17, 2009 |
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(PhysOrg.com) -- While politicians debate the best ways to cut global carbon dioxide emissions, researchers at Idaho National Laboratory's Center for Advanced Energy Studies are charging ahead on a strategy ...
Scientists demonstrate 'universal' programmable quantum processor
Nov 15, 2009 |
4.5 / 5 (23) |
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Physicists at the National Institute of Standards and Technology have demonstrated the first "universal" programmable quantum information processor able to run any program allowed by quantum mechanics -- th ...
Atomic Particles Help Solve Planetary Puzzle
Space & Earth / Earth Sciences
Nov 10, 2009 |
4.5 / 5 (12) |
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(PhysOrg.com) -- A University of Arkansas professor and his colleagues have shown that the Earth's mantle contains the same isotopic signatures from magnesium as meteorites do, suggesting that the planet formed ...
Lactose intolerance rates may be significantly lower than previously believed
Nov 05, 2009 |
3.5 / 5 (2) |
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Prevalence of lactose intolerance may be far lower than previously estimated, according to a study in the latest issue of Nutrition Today. The study, which uses data from a national sample of three ethnic groups, reveals ...
Hidden Territory on Mercury Revealed
Space & Earth / Space Exploration
Nov 04, 2009 |
4.8 / 5 (20) |
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The MESSENGER spacecraft's third flyby of the planet Mercury has given scientists, for the first time, an almost complete view of the planet's surface and revealed some dramatic changes in Mercury's comet-like ...
Eco-friendly metal coating replacement for chromate
Oct 30, 2009 |
5 / 5 (2) |
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(PhysOrg.com) -- CSIRO has developed a novel coating technology, "Quench Coat", to protect galvanised products from 'white rust' ? the form of zinc oxide that tarnishes freshly galvanised coatings, making ...
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