Loading...
*  Zinc deficiency
Metal Ions in Life Sciences. 12. Springer. doi:10.1007/978-94-007-5561-10_14. ISBN 978-94-007-5560-4. electronic-book ISBN 978- ... Cousins RJ (1994). "Metal elements and gene expression". Annu Rev Nutr. 14: 449-469. doi:10.1146/annurev.nu.14.070194.002313. ...
*  Mercury regulation in the United States
Elemental mercury is a shiny, silver-white metal that is liquid at room temperature. It is not found in this form in nature, ... According to one of the basic obligations, Parties will have to reduce their emissions for these three metals below their ... It also introduces measures to lower heavy metal emissions from other products, such as mercury in batteries, and proposes the ... The National Institute for Occupational Safety and Health (NIOSH)recommends that exposures to mercury metal be limited to an ...
*  Calcium magnesium acetate
Sodium chloride road salt costs less than $50 per ton to produce but is corrosive to metals in highway structures and increases ...
*  Lanthanide probes
The fluorescence is most intense when the metal ion has the oxidation state of 3+. Not all lanthanide metals can be used and ... Lanthanides are metal ions which have their 4f energy level filled and generally refer to elements cerium to lutetium in the ... The term chelate derives from the Greek word for "claw," and is applied to name ligands, which attach to a metal ion with two ... The efficiency of the energy transfer from the ligand to the ion is determined ligand-metal bond. The energy transfer is more ...
*  Wrought iron
The resulting metal was highly variable, both in chemistry and slag content. Puddled iron-the puddling process was the first ... In that type of furnace, the metal does not come into contact with the fuel, and so is not contaminated by its impurities . The ... It is the equivalent of an ingot of cast metal, in a convenient form for handling, storage, shipping and further working into a ... In the fully developed process (of Hall), this metal was placed into the hearth of the puddling furnace where it was melted. ...
*  Antimicrobial properties of copper
Samuni, A; Aronovitch, J; Godinger, D; Chevion, M; Czapski, G (1983). "On the cytotoxicity of vitamin C and metal ions. A site- ... The oligodynamic effect was discovered in 1893 as a toxic effect of metal ions on living cells, algae, molds, spores, fungi, ... Oĭvin, V. and Zolotukhina, T. (1939), Action Exerted From a Distance by Metals on Infusoria, Bulletin of Experimental Biology ... Sterritt, RM; Lester, JN (1980). "Interactions of heavy metals with bacteria". The Science of the total environment. 14 (1): 5- ...
*  Alkalide
... compounds have been synthesized containing a cation of the alkaline earth metal barium. Alkali metals are well known ... An alkalide is a chemical compound in which alkali metals are anions (that is, they bear a negative charge). Such species are ... Table salt, or sodium chloride Na+Cl−, illustrates the usual role of an alkali metal such as sodium: its positive charge is ... J. L. Dye (1979). "Compounds of Alkali Metal Anions". Angew. Chem. Int. Ed. Engl. 18 (8): 587-598. doi:10.1002/anie.197905871. ...
*  Copper toxicity
In addition, it includes poisoning and toxic effects of other metals including tin, selenium nickel, iron, heavy metals, ... Alpha lipoic acid is also being researched for chelating other heavy metals, such as mercury. Cookware in which copper is the ... The exact mechanism of action is unknown, but common to other heavy metals. Viruses are less susceptible to this effect than ... ICD-9-CM code 985.8 Toxic effect of other specified metals includes acute & chronic copper poisoning (or other toxic effect) ...
*  Mercury cycle
Mercury is notable for being the only metal which is liquid at room temperature. It is a volatile metal and evaporates, though ... On April 4, 2001, the European Council approved the Protocol on Heavy Metals in order to reduce emissions of heavy metals that ... 6.8% from non-ferrous metal production, typically smelters. 6.4% from cement production. 3.0% from waste disposal, including ... particulates and heavy metals into the atmosphere. With the application of the European Directives 96/61/CE (Integrated ...
*  Iron deficiency
Interrelations between Essential Metal Ions and Human Diseases. Metal Ions in Life Sciences. 13. Springer. pp. 229-294. doi: ... Metal Ions in Life Sciences. 12. Springer. doi:10.1007/978-94-007-5561-1_8. ISBN 978-94-007-5560-4. CS1 maint: Extra text: ...
*  Iron response element
RNA/iron regulatory protein 1 and IRE-RNA/eIF4F complexes respond differently to metal ions". Nucleic Acids Research. 42 (10): ... "Iron-dependent regulation of the divalent metal ion transporter". FEBS Letters. 509 (2): 309-316. doi:10.1016/s0014-5793(01) ...
*  Copper peptide GHK-Cu
Copper is a transition metal that is vital for all eukaryotic organisms from microbes to humans. A dozen enzymes (cuproenzymes ... this activity in human plasma albumin was a tripeptide glycyl-L-histidyl-L-lysine and that it might function by chelating metal ...
*  Crystal structure of boron-rich metal borides
Metal atoms need to donate two electrons per boron polyhedron to form boron-rich metal borides. Thus, boron compounds are often ... In most icosahedron-based metal borides, metal sites have rather low site occupancy, for example, about 50% for YB66 and 60-70 ... and metal atoms need not be trivalent. On the other hand, the electron transfer from metal atoms to the boron framework implies ... In metal borides, the bonding of boron varies depending on the atomic ratio B/M. Diborides have B/M = 2, as in the well-known ...
*  Chromium toxicity
Water-insoluble chromium(III) compounds and chromium metal are not considered a health hazard, while the toxicity and ...
*  Mercury switch
A metal ball and contact wires can directly replace it, but may require additional circuitry to eliminate switch bounce. Low- ... A mercury switch is an electrical switch that opens and closes a circuit when a small amount of the liquid metal mercury ... Since mercury is a poisonous heavy metal, devices containing mercury switches must be treated as hazardous waste for disposal. ... connects metal electrodes to close the circuit. There are several different basic designs (tilt, displacement, radial, etc.) ...
*  Nickel electroplating
... is a process of depositing nickel onto a metal part. Parts to be plated must be clean and free of dirt, ... Nickel electroplating is a technique of electroplating a thin layer of nickel onto a metal object. The nickel layer can be ...
*  Human iron metabolism
Finney LA, O'Halloran TV (May 2003). "Transition metal speciation in the cell: insights from the chemistry of metal ion ... A protein called divalent metal transporter 1 (DMT1), which can transport several divalent metals across the plasma membrane, ... Metal Ions in Life Sciences. 12. Springer. doi:10.1007/978-94-007-5561-1_7. ISBN 978-94-007-5560-4. electronic-book ISBN 978-94 ... The control of this necessary but potentially toxic metal is an important part of many aspects of human health and disease. ...
*  Magnesium wheels
The forging process allows alignment of the metal fibers and optimization of the directional pattern arrangement along the ... Magnesium wheels are produced either by casting (metalworking) (where molten metal is introduced into a mold, solidifying ... into the final shape of a wheel by removing excess metal from the forged blank. A forged magnesium wheel is 25 percent lighter ... Magnesium has several key properties that make it an attractive base metal for wheels: lightness; a high damping capacity; and ...
*  Copper in architecture
Metal Architecture, June 2009; www.metalarchitecture.com Austin, Jim (2006). Copper: The peacock of metals, Metal Roofing, ... Copper is one of the most noble metals. It will not be harmed by contact with other metals but it will cause corrosion to some ... 31-37). Metal roofing basics: corrosion, strength and thermal movement are important issues to consider in specifying metal ... These numbers qualify the resistance to corrosion of any metal when in contact with other metals. A larger difference in the ...
*  Iron cycle
Some examples of this include the rusting of iron-bearing metals (in this case Fe2+ is abiotically oxidized to Fe3+) by oxygen ...
*  SiGNa chemistry
... is a type of chemistry in which alkali metals are encapsulated into porous oxides of silica gel in order to ... "Alkali Metals Plus Silica Gel: Powerful Reducing Agents and Convenient Hydrogen Sources." Journal of the American Chemical ... a popular alkali metal). SiGNa chemistry was pioneered by Michael Lefenfeld, a PhD student at Columbia University with the help ... reduce their pyrophoric and highly combustible properties while preserving the desirable reduction reactivity of the metals ( ...
*  Valence electron
In each row of the periodic table, the metals occur to the left of the nonmetals, and thus a metal has fewer possible valence ... A solid compound containing metals can also be an insulator if the valence electrons of the metal atoms are used to form ionic ... The most reactive kind of metallic element is an alkali metal of group 1 (e.g., sodium or potassium); this is because such an ... For a main group element, a valence electron can exist only in the outermost electron shell; in a transition metal, a valence ...
*  Magnesium monohydride
Schnepf, Andreas; Hans-Jörg Himmel (2005). "Subvalent Compounds Featuring Direct Metal-Metal Bonds: The Zn-Zn Bond in [Cp*2Zn2 ... Alkaline-Earth Metal Compounds. Alkaline-Earth Metal Compounds. Topics in Organometallic Chemistry. 45. pp. 73-101. doi:10.1007 ... A laser can evaporate magnesium metal to form atoms that react with molecular hydrogen gas to form MgH and other magnesium ... Bonding in Simple Metal Hydrides". The Journal of Physical Chemistry A. 117 (39): 9732-9737. Bibcode:2013JPCA..117.9732B. doi: ...
*  Synthetic Metals
... is abstracted and indexed in the following services: Cambridge Scientific Abstracts Chemical Abstracts Current ... Synthetic Metals is a peer-reviewed scientific journal covering electronic polymers and electronic molecular materials. ... 1999). "Optical Properties of Single-Wall Carbon Nanotubes" (PDF). Synthetic Metals. 103: 2555. doi:10.1016/S0379-6779(98)00278 ... Synthetic Metals. 13: 193. doi:10.1016/0379-6779(86)90070-6. H. Kataura; et al. ( ...
*  Forsys Metals
... is a Canadian mining company with gold and uranium operations in Namibia. As of November 2011 the company had ... "Forsys Metals third-quarter loss increases five per cent to $971,000". The Canadian Press. 2011-11-14. Retrieved 2011-11-12. ... "Company History". Forsys Metals. Retrieved 2011-11-15. Liezel Hill (17 November 2008). "George Forrest International offers C$ ... In November 2008 George Arthur Forrest attempted to buy Forsys Metals through a subsidiary of his Forrest Group, offering CDN$ ...