Matches in DBpedia 2015-10 for { <http://dbpedia.org/resource/Tungsten> ?p ?o }
- Tungsten abstract "Tungsten, also known as wolfram, is a chemical element with symbol W and atomic number 74. The word tungsten comes from the Swedish language tung sten directly translatable to heavy stone, though the name is volfram in Swedish to distinguish it from scheelite, which in Swedish is alternatively named tungsten.A hard, rare metal under standard conditions when uncombined, tungsten is found naturally on Earth only in chemical compounds. It was identified as a new element in 1781, and first isolated as a metal in 1783. Its important ores include wolframite and scheelite. The free element is remarkable for its robustness, especially the fact that it has the highest melting point of all the elements. Also remarkable is its high density of 19.3 times that of water, comparable to that of uranium and gold, and much higher (about 1.7 times) than that of lead. Polycrystalline tungsten is an intrinsically brittle and hard material due to its weak grain boundaries, making it difficult to work. However, pure single-crystalline tungsten is more ductile, and can be cut with a hard-steel hacksaw.Tungsten's many alloys have numerous applications, most notably in incandescent light bulb filaments, X-ray tubes (as both the filament and target), electrodes in TIG welding, superalloys, and radiation shielding. About half is used in the form of tungsten carbide, WC. Tungsten's hardness and high density give it military applications in penetrating projectiles. Tungsten compounds are also often used as industrial catalysts.Tungsten is the only metal from the third transition series that is known to occur in biomolecules, where it is used in a few species of bacteria and archaea. It is the heaviest element known to be used by any living organism. Tungsten interferes with molybdenum and copper metabolism and is somewhat toxic to animal life.".
- Tungsten wikiPageExternalLink element.php?sym=W.
- Tungsten wikiPageExternalLink npgd0645.html.
- Tungsten wikiPageExternalLink www.itia.info.
- Tungsten wikiPageExternalLink 074.htm.
- Tungsten wikiPageExternalLink w.htm.
- Tungsten wikiPageExternalLink mtstung.html.
- Tungsten wikiPageID "30046".
- Tungsten wikiPageLength "48050".
- Tungsten wikiPageOutDegree "270".
- Tungsten wikiPageRevisionID "683625169".
- Tungsten wikiPageWikiLink A15_phases.
- Tungsten wikiPageWikiLink Abrasive.
- Tungsten wikiPageWikiLink Acetylene_hydratase.
- Tungsten wikiPageWikiLink Acid.
- Tungsten wikiPageWikiLink Acidic.
- Tungsten wikiPageWikiLink Alkali.
- Tungsten wikiPageWikiLink Alkaline.
- Tungsten wikiPageWikiLink Alkalinity.
- Tungsten wikiPageWikiLink Alloy.
- Tungsten wikiPageWikiLink Alpha_decay.
- Tungsten wikiPageWikiLink Alpha_emission.
- Tungsten wikiPageWikiLink Ammonium_tetrathiomolybdate.
- Tungsten wikiPageWikiLink Anion.
- Tungsten wikiPageWikiLink Archaea.
- Tungsten wikiPageWikiLink Atomic_number.
- Tungsten wikiPageWikiLink Bergara.
- Tungsten wikiPageWikiLink Biomolecule.
- Tungsten wikiPageWikiLink Body-centered_cubic.
- Tungsten wikiPageWikiLink Borosilicate_glass.
- Tungsten wikiPageWikiLink Brittle.
- Tungsten wikiPageWikiLink Brittleness.
- Tungsten wikiPageWikiLink Brushed_finish.
- Tungsten wikiPageWikiLink Brushed_metal.
- Tungsten wikiPageWikiLink Bullet.
- Tungsten wikiPageWikiLink Calcium.
- Tungsten wikiPageWikiLink Carbide.
- Tungsten wikiPageWikiLink Carbon.
- Tungsten wikiPageWikiLink Carl_Wilhelm_Scheele.
- Tungsten wikiPageWikiLink Catalysis.
- Tungsten wikiPageWikiLink Catalyst.
- Tungsten wikiPageWikiLink Category:Biology_and_pharmacology_of_chemical_elements.
- Tungsten wikiPageWikiLink Category:Chemical_elements.
- Tungsten wikiPageWikiLink Category:Refractory_metals.
- Tungsten wikiPageWikiLink Category:Transition_metals.
- Tungsten wikiPageWikiLink Category:Tungsten.
- Tungsten wikiPageWikiLink Cathode-ray_tube.
- Tungsten wikiPageWikiLink Cathode_ray_tube.
- Tungsten wikiPageWikiLink Celsius.
- Tungsten wikiPageWikiLink Ceramic.
- Tungsten wikiPageWikiLink Charcoal.
- Tungsten wikiPageWikiLink Chelation.
- Tungsten wikiPageWikiLink Chemical_compound.
- Tungsten wikiPageWikiLink Chemical_compounds.
- Tungsten wikiPageWikiLink Chemical_element.
- Tungsten wikiPageWikiLink Chlorine.
- Tungsten wikiPageWikiLink Circular_saw.
- Tungsten wikiPageWikiLink Cobalt.
- Tungsten wikiPageWikiLink Coefficient_of_thermal_expansion.
- Tungsten wikiPageWikiLink Conflict_mineral.
- Tungsten wikiPageWikiLink Conflict_resource.
- Tungsten wikiPageWikiLink Copper.
- Tungsten wikiPageWikiLink Counterfeit.
- Tungsten wikiPageWikiLink Counterfeiting.
- Tungsten wikiPageWikiLink Covalent_bond.
- Tungsten wikiPageWikiLink Crystal_habit.
- Tungsten wikiPageWikiLink Crystallinity.
- Tungsten wikiPageWikiLink Cubic_crystal_system.
- Tungsten wikiPageWikiLink Dartmoor.
- Tungsten wikiPageWikiLink Darts.
- Tungsten wikiPageWikiLink Democratic_Republic_of_the_Congo.
- Tungsten wikiPageWikiLink Dense_Inert_Metal_Explosive.
- Tungsten wikiPageWikiLink Density.
- Tungsten wikiPageWikiLink Depleted_uranium.
- Tungsten wikiPageWikiLink Dielectric.
- Tungsten wikiPageWikiLink Dolly_(tool).
- Tungsten wikiPageWikiLink Drawing_(manufacturing).
- Tungsten wikiPageWikiLink Ductility.
- Tungsten wikiPageWikiLink Earthworm.
- Tungsten wikiPageWikiLink Electrical_conductor.
- Tungsten wikiPageWikiLink Electrical_resistivity.
- Tungsten wikiPageWikiLink Electrical_resistivity_and_conductivity.
- Tungsten wikiPageWikiLink Electrode.
- Tungsten wikiPageWikiLink Electron_microscope.
- Tungsten wikiPageWikiLink Enzyme.
- Tungsten wikiPageWikiLink Eukaryote.
- Tungsten wikiPageWikiLink Eukaryotes.
- Tungsten wikiPageWikiLink Extrusion.
- Tungsten wikiPageWikiLink Fahrenheit.
- Tungsten wikiPageWikiLink Fausto_Elhuyar.
- Tungsten wikiPageWikiLink Ferberite.
- Tungsten wikiPageWikiLink Field_emission_gun.
- Tungsten wikiPageWikiLink File:Tungsten_cylinder_1kg.png.
- Tungsten wikiPageWikiLink Fishing_lure.
- Tungsten wikiPageWikiLink Fludeoxyglucose_(18F).
- Tungsten wikiPageWikiLink Fluorescent_lamp.
- Tungsten wikiPageWikiLink Fluorescent_lighting.
- Tungsten wikiPageWikiLink Folin-Ciocalteu.
- Tungsten wikiPageWikiLink Folin–Ciocalteu_reagent.
- Tungsten wikiPageWikiLink Forging.