Manganese nodules at the bottom of the deep sea contain a wealth of valuable metals that are vital to the electronics and steelmaking industries. Accordingly, these sectors and many countries have pinned their hopes on deep-sea ...
Earth Sciences
May 17, 2023
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28
Water in California's Central Valley contains enough manganese to cause cognitive disabilities and motor control issues in children, and Parkinson's-like symptoms in adults.
Environment
Apr 5, 2023
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168
Manganese oxides are natural reactive minerals and widely spread in aquatic and terrestrial environments, affecting the fate of metals (such as As3+ and Cd2+) and organic pollutants (such as phenols and diclofenac) through ...
Biochemistry
Mar 31, 2023
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10
Hailey-Hailey disease is a rare, inherited condition characterized by patches of blisters appearing mainly in the skin folds of the arm pits, groin and under the breasts. It is caused by a mutation in the gene that codes ...
Biotechnology
Mar 24, 2023
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A new biosensor engineered by Penn State researchers offers scientists the first dynamic glimpses of manganese, an elusive metal ion that is essential for life.
Biotechnology
Mar 9, 2023
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51
Tailor-made chemical complexes of certain elements from the group of metals could be suitable for use in a special way in medical imaging as well as potential applications in personalized precision medicine. This has been ...
Biochemistry
Feb 6, 2023
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19
As companies race to expand renewable energy and the batteries to store it, finding sufficient amounts of rare earth metals to build the technology is no easy feat. That's leading mining companies to take a closer look at ...
Ecology
Jan 18, 2023
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10
Plastics are ubiquitous in our society, found in packaging and bottles as well as making up more than 18% of solid waste in landfills. Many of these plastics also make their way into the oceans, where they take up to hundreds ...
Nanomaterials
Jan 6, 2023
3
128
When NASA's Mars rovers found manganese oxides in rocks in the Gale and Endeavor craters on Mars in 2014, the discovery sparked some scientists to suggest that the red planet might have once had more oxygen in its atmosphere ...
Planetary Sciences
Dec 22, 2022
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387
The protein BICAT3 is one of the most important manganese distributors in plants. If defective, this can have devastating effects on a plant's growth; its leaves grow significantly smaller and it produces fewer seeds than ...
Plants & Animals
Nov 15, 2022
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3
Manganese ( /ˈmæŋɡəniːz/ mang-gə-neez) is a chemical element, designated by the symbol Mn. It has the atomic number 25. It is found as a free element in nature (often in combination with iron), and in many minerals. As a free element, manganese is a metal with important industrial metal alloy uses, particularly in stainless steels.
Manganese phosphating is used as a treatment for rust and corrosion prevention on steel. Depending on their oxidation state, manganese ions have various colors and are used industrially as pigments. The permanganates of alkali and alkaline earth metals are powerful oxidizers. Manganese dioxide is used as the cathode (electron acceptor) material in standard and alkaline disposable dry cells and batteries.
Manganese(II) ions function as cofactors for a number of enzymes in higher organisms, where they are essential in detoxification of superoxide free radicals. The element is a required trace mineral for all known living organisms. In larger amounts, and apparently with far greater activity by inhalation, manganese can cause a poisoning syndrome in mammals, with neurological damage which is sometimes irreversible.
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