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195 relations: Abundance of elements in Earth's crust, Acid, Alkali, Alloy, Aluminium, Ammonia, Anders Gustaf Ekeberg, Annealing (metallurgy), Aqua regia, Aqueous solution, Argon, Atomic number, Audemars Piguet, Australia, Automotive electronics, Barium, Base (chemistry), Beta decay, Biocompatibility, Brazil, Calcination, Camera, Canada, Capacitance, Capacitor, Carbon, Cassiterite, Celsius, Central Africa, Charles Hatchett, Charlottenburg, Chemical compound, Chemical element, Chemical vapor deposition, China, Christian Wilhelm Blomstrand, Coating, Cobalt, Coltan, Columbite, Conflict resource, Cordless telephone, Corrosion, Crusher, Cubic crystal system, Cyclohexanone, Dielectric, Ductility, DVD player, Egypt, ..., Electric light, Electrochemistry, Electronics, Ethiopia, Euripides, Eutectic system, Euxenite, Explosively formed penetrator, F. P. Journe, Fergusonite, Finland, Fluoride, Fractional crystallization (chemistry), Friedrich Wöhler, Gamma ray, Glass, Graphite, Gravity separation, Greek mythology, Greenbushes, Western Australia, Greenland, Ground state, Hafnium, Half-life, Hall–Héroult process, Heinrich Rose, Helium, Henri Étienne Sainte-Claire Deville, Hublot, Hydrochloric acid, Hydrofluoric acid, Hydrogen, Hydrolysis, Hydrometallurgy, Hydroxide, Hygroscopy, Ilmenium, Immediately dangerous to life or health, Implant (medicine), Infrared, Ionic strength, Iridium, Iron, Isotope, Jean Charles Galissard de Marignac, Knoop hardness test, Lanthanum, Leaching (metallurgy), Liquid–liquid extraction, Lithium tantalate, Los Alamos National Laboratory, Louis Joseph Troost, Lustre (mineralogy), Malaysia, Manganese, Methyl isobutyl ketone, Microlite, Mineral, Mining, Mobile phone, Molten salt, Montblanc (company), Mozambique, National Institute for Occupational Safety and Health, Niobe, Niobium, Nuclear fallout, Nuclear isomer, Nuclear reactor, Nuclear weapon, Occupational Safety and Health Administration, Octanol, Omega SA, Orestes (play), Osmium, Oxidation state, Oxide, Oxohalide, Oxygen, Panerai, Parts-per notation, Pelops, Permissible exposure limit, Perovskite, Personal computer, Pilbara, Platinum, Polycrase, Potassium fluoride, Potassium heptafluorotantalate, Potassium hydroxide, Quasicrystal, Recommended exposure limit, Recycling, Redox, Refractive index, Refractory metals, Relative permittivity, Resistor, Rhenium, Salted bomb, Samarskite-(Y), Saudi Arabia, Second Congo War, Shaped charge, Sodium, Solderability, Solvent, Space group, Sputtering, Stable isotope ratio, Stress shielding, Sulfur trioxide, Sulfuric acid, Superalloy, Sweden, Talison Minerals, Tantalite, Tantalum capacitor, Tantalum carbide, Tantalum pentoxide, Tantalus, Tetragonal crystal system, Thailand, The West Australian, Thermowell, Tin, Transition metal, Tungsten, Tungsten carbide, Ultra high frequency, United Nations, United States, United States Geological Survey, Vacuum furnace, Vacuum tube, Video game console, Watch, Welding, Werner von Bolton, William Hyde Wollaston, Wodgina mine, Wodginite, World War II, Zaire. Expand index (145 more) »
Abundance of elements in Earth's crust
The abundance of elements in Earth's crust is shown in tabulated form with the estimated crustal abundance for each chemical element shown as either percentage or parts per million (ppm) by mass (10,000 ppm.
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Acid
An acid is a molecule or ion capable of donating a hydron (proton or hydrogen ion H+), or, alternatively, capable of forming a covalent bond with an electron pair (a Lewis acid).
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Alkali
In chemistry, an alkali (from Arabic: al-qaly “ashes of the saltwort”) is a basic, ionic salt of an alkali metal or alkaline earth metal chemical element.
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Alloy
An alloy is a combination of metals or of a metal and another element.
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Aluminium
Aluminium or aluminum is a chemical element with symbol Al and atomic number 13.
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Ammonia
Ammonia is a compound of nitrogen and hydrogen with the formula NH3.
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Anders Gustaf Ekeberg
Anders Gustaf Ekeberg (Stockholm, Sweden, 16 January 1767 – Uppsala, Sweden, 11 February 1813) was a Swedish chemist who discovered tantalum in 1802.
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Annealing (metallurgy)
Annealing, in metallurgy and materials science, is a heat treatment that alters the physical and sometimes chemical properties of a material to increase its ductility and reduce its hardness, making it more workable.
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Aqua regia
Aqua regia (from Latin, "royal water" or "king's water") is a mixture of nitric acid and hydrochloric acid, optimally in a molar ratio of 1:3.
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Aqueous solution
An aqueous solution is a solution in which the solvent is water.
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Argon
Argon is a chemical element with symbol Ar and atomic number 18.
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Atomic number
The atomic number or proton number (symbol Z) of a chemical element is the number of protons found in the nucleus of an atom.
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Audemars Piguet
Audemars Piguet is a Swiss manufacturer of luxury mechanical watches.
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Australia
Australia, officially the Commonwealth of Australia, is a sovereign country comprising the mainland of the Australian continent, the island of Tasmania and numerous smaller islands.
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Automotive electronics
Automotive electronics are electronic systems used in vehicles, including engine management, ignition, radio, carputers, telematics, in-car entertainment systems and others.
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Barium
Barium is a chemical element with symbol Ba and atomic number 56.
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Base (chemistry)
In chemistry, bases are substances that, in aqueous solution, release hydroxide (OH−) ions, are slippery to the touch, can taste bitter if an alkali, change the color of indicators (e.g., turn red litmus paper blue), react with acids to form salts, promote certain chemical reactions (base catalysis), accept protons from any proton donor, and/or contain completely or partially displaceable OH− ions.
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Beta decay
In nuclear physics, beta decay (β-decay) is a type of radioactive decay in which a beta ray (fast energetic electron or positron) and a neutrino are emitted from an atomic nucleus.
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Biocompatibility
Biocompatibility is related to the behavior of biomaterials in various contexts.
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Brazil
Brazil (Brasil), officially the Federative Republic of Brazil (República Federativa do Brasil), is the largest country in both South America and Latin America.
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Calcination
The IUPAC defines calcination as "heating to high temperatures in air or oxygen".
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Camera
A camera is an optical instrument for recording or capturing images, which may be stored locally, transmitted to another location, or both.
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Canada
Canada is a country located in the northern part of North America.
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Capacitance
Capacitance is the ratio of the change in an electric charge in a system to the corresponding change in its electric potential.
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Capacitor
A capacitor is a passive two-terminal electrical component that stores potential energy in an electric field.
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Carbon
Carbon (from carbo "coal") is a chemical element with symbol C and atomic number 6.
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Cassiterite
Cassiterite is a tin oxide mineral, SnO2.
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Celsius
The Celsius scale, previously known as the centigrade scale, is a temperature scale used by the International System of Units (SI).
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Central Africa
Central Africa is the core region of the African continent which includes Burundi, the Central African Republic, Chad, the Democratic Republic of the Congo, and Rwanda.
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Charles Hatchett
Charles Hatchett FRS FRSE (2 January 1765 – 10 March 1847) was a British chemist who discovered the element niobium.
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Charlottenburg
Charlottenburg is an affluent locality of Berlin within the borough of Charlottenburg-Wilmersdorf.
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Chemical compound
A chemical compound is a chemical substance composed of many identical molecules (or molecular entities) composed of atoms from more than one element held together by chemical bonds.
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Chemical element
A chemical element is a species of atoms having the same number of protons in their atomic nuclei (that is, the same atomic number, or Z).
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Chemical vapor deposition
Chemical vapor deposition (CVD) is deposition method used to produce high quality, high-performance, solid materials, typically under vacuum.
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China
China, officially the People's Republic of China (PRC), is a unitary one-party sovereign state in East Asia and the world's most populous country, with a population of around /1e9 round 3 billion.
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Christian Wilhelm Blomstrand
Christian Wilhelm Blomstrand (20 October 1826 – 5 November 1897) was a Swedish mineralogist and chemist.
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Coating
A coating is a covering that is applied to the surface of an object, usually referred to as the substrate.
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Cobalt
Cobalt is a chemical element with symbol Co and atomic number 27.
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Coltan
Coltan (short for columbite–tantalites and known industrially as tantalite) is a dull black metallic ore, from which the elements niobium and tantalum are extracted.
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Columbite
Columbite, also called niobite, niobite-tantalite and columbate, is a black mineral group that is an ore of niobium.
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Conflict resource
Conflict resources are natural resources extracted in a conflict zone and sold to perpetuate the fighting.
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Cordless telephone
A cordless telephone or portable telephone is a telephone in which the handset is portable and communicates with the body of the phone by radio, instead of being attached by a cord.
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Corrosion
Corrosion is a natural process, which converts a refined metal to a more chemically-stable form, such as its oxide, hydroxide, or sulfide.
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Crusher
A crusher is a machine designed to reduce large rocks into smaller rocks, gravel, or rock dust.
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Cubic crystal system
In crystallography, the cubic (or isometric) crystal system is a crystal system where the unit cell is in the shape of a cube.
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Cyclohexanone
Cyclohexanone is the organic compound with the formula (CH2)5CO.
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Dielectric
A dielectric (or dielectric material) is an electrical insulator that can be polarized by an applied electric field.
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Ductility
Ductility is a measure of a material's ability to undergo significant plastic deformation before rupture, which may be expressed as percent elongation or percent area reduction from a tensile test.
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DVD player
A DVD player is a device that plays DVD discs produced under both the DVD-Video and DVD-Audio technical standards, two different and incompatible standards.
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Egypt
Egypt (مِصر, مَصر, Khēmi), officially the Arab Republic of Egypt, is a transcontinental country spanning the northeast corner of Africa and southwest corner of Asia by a land bridge formed by the Sinai Peninsula.
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Electric light
An electric light is a device that produces visible light from electric current.
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Electrochemistry
Electrochemistry is the branch of physical chemistry that studies the relationship between electricity, as a measurable and quantitative phenomenon, and identifiable chemical change, with either electricity considered an outcome of a particular chemical change or vice versa.
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Electronics
Electronics is the discipline dealing with the development and application of devices and systems involving the flow of electrons in a vacuum, in gaseous media, and in semiconductors.
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Ethiopia
Ethiopia (ኢትዮጵያ), officially the Federal Democratic Republic of Ethiopia (የኢትዮጵያ ፌዴራላዊ ዲሞክራሲያዊ ሪፐብሊክ, yeʾĪtiyoṗṗya Fēdēralawī Dēmokirasīyawī Rīpebilīk), is a country located in the Horn of Africa.
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Euripides
Euripides (Εὐριπίδης) was a tragedian of classical Athens.
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Eutectic system
A eutectic system from the Greek "ευ" (eu.
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Euxenite
Euxenite or euxenite-(Y) (a correct mineralogical name) is a brownish black mineral with a metallic luster.
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Explosively formed penetrator
An explosively formed penetrator (EFP), also known as an explosively formed projectile, a self-forging warhead, or a self-forging fragment, is a special type of shaped charge designed to penetrate armor effectively.
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F. P. Journe
F.P. Journe is a Swiss high-end watch ''manufacture'' founded in 1999 and named after the founder, François-Paul Journe.
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Fergusonite
Fergusonite is a mineral comprising a complex oxide of various rare-earth elements.
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Finland
Finland (Suomi; Finland), officially the Republic of Finland is a country in Northern Europe bordering the Baltic Sea, Gulf of Bothnia, and Gulf of Finland, between Norway to the north, Sweden to the northwest, and Russia to the east.
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Fluoride
Fluoride.
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Fractional crystallization (chemistry)
In chemistry, fractional crystallization is a method of refining substances based on differences in solubility.
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Friedrich Wöhler
Friedrich Wöhler (31 July 1800 – 23 September 1882) was a German chemist, best known for his synthesis of urea, but also the first to isolate several chemical elements.
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Gamma ray
A gamma ray or gamma radiation (symbol γ or \gamma), is penetrating electromagnetic radiation arising from the radioactive decay of atomic nuclei.
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Glass
Glass is a non-crystalline amorphous solid that is often transparent and has widespread practical, technological, and decorative usage in, for example, window panes, tableware, and optoelectronics.
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Graphite
Graphite, archaically referred to as plumbago, is a crystalline allotrope of carbon, a semimetal, a native element mineral, and a form of coal.
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Gravity separation
Gravity separation is an industrial method of separating two components, either a suspension, or dry granular mixture where separating the components with gravity is sufficiently practical: i.e. the components of the mixture have different specific weight.
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Greek mythology
Greek mythology is the body of myths and teachings that belong to the ancient Greeks, concerning their gods and heroes, the nature of the world, and the origins and significance of their own cult and ritual practices.
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Greenbushes, Western Australia
Greenbushes is a timber and mining town located in the South West region of Western Australia.
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Greenland
Greenland (Kalaallit Nunaat,; Grønland) is an autonomous constituent country within the Kingdom of Denmark between the Arctic and Atlantic Oceans, east of the Canadian Arctic Archipelago.
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Ground state
The ground state of a quantum mechanical system is its lowest-energy state; the energy of the ground state is known as the zero-point energy of the system.
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Hafnium
Hafnium is a chemical element with symbol Hf and atomic number 72.
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Half-life
Half-life (symbol t1⁄2) is the time required for a quantity to reduce to half its initial value.
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Hall–Héroult process
The Hall–Héroult process is the major industrial process for smelting aluminium.
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Heinrich Rose
Heinrich Rose (6 August 1795 – 27 January 1864) was a German mineralogist and analytical chemist.
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Helium
Helium (from lit) is a chemical element with symbol He and atomic number 2.
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Henri Étienne Sainte-Claire Deville
Henri Étienne Sainte-Claire Deville (11 March 1818 – 1 July 1881) was a French chemist.
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Hublot
Hublot is a Swiss luxury watchmaker founded in 1980 by Italian Carlo Crocco.
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Hydrochloric acid
Hydrochloric acid is a colorless inorganic chemical system with the formula.
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Hydrofluoric acid
Hydrofluoric acid is a solution of hydrogen fluoride (HF) in water.
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Hydrogen
Hydrogen is a chemical element with symbol H and atomic number 1.
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Hydrolysis
Hydrolysis is a term used for both an electro-chemical process and a biological one.
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Hydrometallurgy
Hydrometallurgy is a method for obtaining metals from their ores.
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Hydroxide
Hydroxide is a diatomic anion with chemical formula OH−.
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Hygroscopy
Hygroscopy is the phenomenon of attracting and holding water molecules from the surrounding environment, which is usually at normal or room temperature.
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Ilmenium
Ilmenium was the proposed name for a new element found by the chemist R. Hermann in 1847.
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Immediately dangerous to life or health
The term immediately dangerous to life or health (IDLH) is defined by the US National Institute for Occupational Safety and Health (NIOSH) as exposure to airborne contaminants that is "likely to cause death or immediate or delayed permanent adverse health effects or prevent escape from such an environment." Examples include smoke or other poisonous gases at sufficiently high concentrations.
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Implant (medicine)
An implant is a medical device manufactured to replace a missing biological structure, support a damaged biological structure, or enhance an existing biological structure.
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Infrared
Infrared radiation (IR) is electromagnetic radiation (EMR) with longer wavelengths than those of visible light, and is therefore generally invisible to the human eye (although IR at wavelengths up to 1050 nm from specially pulsed lasers can be seen by humans under certain conditions). It is sometimes called infrared light.
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Ionic strength
The concept of ionic strength was first introduced by Lewis and Randall in 1921 while describing the activity coefficients of strong electrolytes.
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Iridium
Iridium is a chemical element with symbol Ir and atomic number 77.
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Iron
Iron is a chemical element with symbol Fe (from ferrum) and atomic number 26.
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Isotope
Isotopes are variants of a particular chemical element which differ in neutron number.
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Jean Charles Galissard de Marignac
Jean Charles Galissard de Marignac (24 April 1817 – 15 April 1894) was a Swiss chemist whose work with atomic weights suggested the possibility of isotopes and the packing fraction of nuclei and whose study of the rare earth elements led to his discovery of ytterbium in 1878 and co-discovery of gadolinium in 1880.
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Knoop hardness test
The Knoop hardness test is a microhardness test – a test for mechanical hardness used particularly for very brittle materials or thin sheets, where only a small indentation may be made for testing purposes.
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Lanthanum
Lanthanum is a chemical element with symbol La and atomic number 57.
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Leaching (metallurgy)
Leaching is a process where ore is soluble and impurities are insoluble, widely used extractive metallurgy technique which converts metals into soluble salts in aqueous media.
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Liquid–liquid extraction
Liquid–liquid extraction (LLE), also known as solvent extraction and partitioning, is a method to separate compounds or metal complexes, based on their relative solubilities in two different immiscible liquids, usually water (polar) and an organic solvent (non-polar).
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Lithium tantalate
Lithium tantalate (LiTaO3) is a perovskite which possesses unique optical, piezoelectric and pyroelectric properties which make it valuable for nonlinear optics, passive infrared sensors such as motion detectors, terahertz generation and detection, surface acoustic wave applications, cell phones and possibly pyroelectric nuclear fusion.
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Los Alamos National Laboratory
Los Alamos National Laboratory (Los Alamos or LANL for short) is a United States Department of Energy national laboratory initially organized during World War II for the design of nuclear weapons as part of the Manhattan Project.
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Louis Joseph Troost
Louis Joseph Troost (17 October 1825, Paris – September 30, 1911) was a French chemist.
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Lustre (mineralogy)
Lustre or luster is the way light interacts with the surface of a crystal, rock, or mineral.
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Malaysia
Malaysia is a federal constitutional monarchy in Southeast Asia.
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Manganese
Manganese is a chemical element with symbol Mn and atomic number 25.
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Methyl isobutyl ketone
Methyl isobutyl ketone (MIBK) is the organic compound with the formula (CH3)2CHCH2C(O)CH3.
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Microlite
Microlite was once known as a pale-yellow, reddish-brown, or black isometric mineral composed of sodium calcium tantalum oxide with a small amount of fluorine (Na,Ca)2Ta2O6(O,OH,F).
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Mineral
A mineral is a naturally occurring chemical compound, usually of crystalline form and not produced by life processes.
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Mining
Mining is the extraction of valuable minerals or other geological materials from the earth, usually from an orebody, lode, vein, seam, reef or placer deposit.
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Mobile phone
A mobile phone, known as a cell phone in North America, is a portable telephone that can make and receive calls over a radio frequency link while the user is moving within a telephone service area.
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Molten salt
Molten salt is salt which is solid at standard temperature and pressure (STP) but enters the liquid phase due to elevated temperature.
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Montblanc (company)
Montblanc International GmbH (pronounced: or) is a German manufacturer of luxury writing instruments, watches, jewellery and leather goods, often identified by their "Snow peak" logo.
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Mozambique
Mozambique, officially the Republic of Mozambique (Moçambique or República de Moçambique) is a country in Southeast Africa bordered by the Indian Ocean to the east, Tanzania to the north, Malawi and Zambia to the northwest, Zimbabwe to the west, and Swaziland and South Africa to the southwest.
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National Institute for Occupational Safety and Health
The National Institute for Occupational Safety and Health (NIOSH) is the United States federal agency responsible for conducting research and making recommendations for the prevention of work-related injury and illness.
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Niobe
In Greek mythology, Niobe (Νιόβη) was a daughter of Tantalus and of either Dione, the most frequently cited, or of Eurythemista or Euryanassa, and the sister of Pelops and Broteas.
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Niobium
Niobium, formerly known as columbium, is a chemical element with symbol Nb (formerly Cb) and atomic number 41.
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Nuclear fallout
Nuclear fallout, or simply fallout, is the residual radioactive material propelled into the upper atmosphere following a nuclear blast, so called because it "falls out" of the sky after the explosion and the shock wave have passed.
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Nuclear isomer
A nuclear isomer is a metastable state of an atomic nucleus caused by the excitation of one or more of its nucleons (protons or neutrons).
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Nuclear reactor
A nuclear reactor, formerly known as an atomic pile, is a device used to initiate and control a self-sustained nuclear chain reaction.
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Nuclear weapon
A nuclear weapon is an explosive device that derives its destructive force from nuclear reactions, either fission (fission bomb) or from a combination of fission and fusion reactions (thermonuclear bomb).
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Occupational Safety and Health Administration
The Occupational Safety and Health Administration (OSHA) is an agency of the United States Department of Labor.
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Octanol
Octanols are alcohols with the formula C8H17OH.
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Omega SA
Omega SA is a Swiss luxury watchmaker based in Biel/Bienne, Switzerland.
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Orestes (play)
Orestes (Ὀρέστης, Orestēs) (408 BCE) is an Ancient Greek play by Euripides that follows the events of Orestes after he had murdered his mother.
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Osmium
Osmium (from Greek ὀσμή osme, "smell") is a chemical element with symbol Os and atomic number 76.
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Oxidation state
The oxidation state, sometimes referred to as oxidation number, describes degree of oxidation (loss of electrons) of an atom in a chemical compound.
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Oxide
An oxide is a chemical compound that contains at least one oxygen atom and one other element in its chemical formula.
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Oxohalide
Molecular oxohalides (oxyhalides) are a group of chemical compounds in which both oxygen and halogen atoms are attached to another chemical element A in a single molecule.
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Oxygen
Oxygen is a chemical element with symbol O and atomic number 8.
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Panerai
Officine Panerai is a luxury Italian watch manufacturer, and a wholly owned subsidiary of Compagnie Financière Richemont S.A. Officine Panerai designs, manufactures and markets watches through authorized dealers and company-owned stores worldwide.
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Parts-per notation
In science and engineering, the parts-per notation is a set of pseudo-units to describe small values of miscellaneous dimensionless quantities, e.g. mole fraction or mass fraction.
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Pelops
In Greek mythology, Pelops (Greek: Πέλοψ), was king of Pisa in the Peloponnesus.
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Permissible exposure limit
The permissible exposure limit (PEL or OSHA PEL) is a legal limit in the United States for exposure of an employee to a chemical substance or physical agent such as loud noise.
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Perovskite
Perovskite (pronunciation) is a calcium titanium oxide mineral composed of calcium titanate (Ca Ti O3).
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Personal computer
A personal computer (PC) is a multi-purpose computer whose size, capabilities, and price make it feasible for individual use.
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Pilbara
The Pilbara is a large, dry, thinly populated region in the north of Western Australia.
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Platinum
Platinum is a chemical element with symbol Pt and atomic number 78.
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Polycrase
Polycrase or polycrase-(Y) is a black or brown metallic complex uranium yttrium oxide mineral with formula: (Y,Ca,Ce,U,Th)(Ti,Nb,Ta)2O6.
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Potassium fluoride
Potassium fluoride is the chemical compound with the formula KF.
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Potassium heptafluorotantalate
Potassium heptafluorotantalate is an inorganic compound with the formula K2.
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Potassium hydroxide
Potassium hydroxide is an inorganic compound with the formula KOH, and is commonly called caustic potash.
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Quasicrystal
A quasiperiodic crystal, or quasicrystal, is a structure that is ordered but not periodic.
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Recommended exposure limit
A recommended exposure limit (REL) is an occupational exposure limit that has been recommended by the United States National Institute for Occupational Safety and Health to the Occupational Safety and Health Administration (OSHA) for adoption as a permissible exposure limit.
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Recycling
Recycling is the process of converting waste materials into new materials and objects.
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Redox
Redox (short for reduction–oxidation reaction) (pronunciation: or) is a chemical reaction in which the oxidation states of atoms are changed.
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Refractive index
In optics, the refractive index or index of refraction of a material is a dimensionless number that describes how light propagates through that medium.
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Refractory metals
Refractory metals are a class of metals that are extraordinarily resistant to heat and wear.
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Relative permittivity
The relative permittivity of a material is its (absolute) permittivity expressed as a ratio relative to the permittivity of vacuum.
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Resistor
A resistor is a passive two-terminal electrical component that implements electrical resistance as a circuit element.
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Rhenium
Rhenium is a chemical element with symbol Re and atomic number 75.
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Salted bomb
A salted bomb is a nuclear weapon designed to function as a radiological weapon, producing enhanced quantities of radioactive fallout, rendering a large area uninhabitable.
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Samarskite-(Y)
Samarskite is a radioactive rare earth mineral series which includes samarskite-(Y) with formula: (YFe3+Fe2+U,Th,Ca)2(Nb,Ta)2O8 and samarskite-(Yb) with formula (YbFe3+)2(Nb,Ta)2O8.
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Saudi Arabia
Saudi Arabia, officially the Kingdom of Saudi Arabia (KSA), is a sovereign Arab state in Western Asia constituting the bulk of the Arabian Peninsula.
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Second Congo War
The Second Congo War (also known as the Great War of Africa or the Great African War, and sometimes referred to as the African World War) began in August 1998 in the Democratic Republic of the Congo, little more than a year after the First Congo War, and involved some of the same issues.
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Shaped charge
A shaped charge is an explosive charge shaped to focus the effect of the explosive's energy.
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Sodium
Sodium is a chemical element with symbol Na (from Latin natrium) and atomic number 11.
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Solderability
The solderability of a substrate is a measure of the ease with which a soldered joint can be made to that material.
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Solvent
A solvent (from the Latin solvō, "loosen, untie, solve") is a substance that dissolves a solute (a chemically distinct liquid, solid or gas), resulting in a solution.
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Space group
In mathematics, physics and chemistry, a space group is the symmetry group of a configuration in space, usually in three dimensions.
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Sputtering
Sputtering is a process whereby particles are ejected from a solid target material due to bombardment of the target by energetic particles, particularly gas ions in a laboratory.
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Stable isotope ratio
The term stable isotope has a meaning similar to stable nuclide, but is preferably used when speaking of nuclides of a specific element.
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Stress shielding
Stress shielding refers to the reduction in bone density (osteopenia) as a result of removal of typical stress from the bone by an implant (for instance, the femoral component of a hip prosthesis).
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Sulfur trioxide
Sulfur trioxide (alternative spelling sulphur trioxide) is the chemical compound with the formula SO3.
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Sulfuric acid
Sulfuric acid (alternative spelling sulphuric acid) is a mineral acid with molecular formula H2SO4.
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Superalloy
A superalloy, or high-performance alloy, is an alloy that exhibits several key characteristics: excellent mechanical strength, resistance to thermal creep deformation, good surface stability, and resistance to corrosion or oxidation.
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Sweden
Sweden (Sverige), officially the Kingdom of Sweden (Swedish), is a Scandinavian country in Northern Europe.
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Talison Minerals
Talison Minerals Pty Ltd was a mining company based in Australia.
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Tantalite
The mineral group tantalite is the primary source of the chemical element tantalum.
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Tantalum capacitor
A tantalum electrolytic capacitor is an electrolytic capacitor, a passive component of electronic circuits.
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Tantalum carbide
Tantalum carbides form a family of binary chemical compounds of tantalum and carbon with the empirical formula TaCx, where x usually varies between 0.4 and 1.
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Tantalum pentoxide
Tantalum pentoxide, also known as tantalum(V) oxide, is the inorganic compound with the formula.
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Tantalus
Tantalus (Τάνταλος Tántalos) was a Greek mythological figure, most famous for his eternal punishment in Tartarus.
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Tetragonal crystal system
In crystallography, the tetragonal crystal system is one of the 7 crystal systems.
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Thailand
Thailand, officially the Kingdom of Thailand and formerly known as Siam, is a unitary state at the center of the Southeast Asian Indochinese peninsula composed of 76 provinces.
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The West Australian
The West Australian, widely known as The West (Saturday edition: The Weekend West) is the only locally edited daily newspaper published in Perth, Western Australia, and is owned by Seven West Media (SWM), as is the state's other major newspaper, The Sunday Times.
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Thermowell
Thermowells are tubular fittings used to protect temperature sensors installed in industrial processes.
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Tin
Tin is a chemical element with the symbol Sn (from stannum) and atomic number 50.
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Transition metal
In chemistry, the term transition metal (or transition element) has three possible meanings.
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Tungsten
Tungsten, or wolfram, is a chemical element with symbol W (referring to wolfram) and atomic number 74.
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Tungsten carbide
Tungsten carbide (chemical formula: WC) is a chemical compound (specifically, a carbide) containing equal parts of tungsten and carbon atoms.
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Ultra high frequency
Ultra high frequency (UHF) is the ITU designation for radio frequencies in the range between 300 megahertz (MHz) and 3 gigahertz (GHz), also known as the decimetre band as the wavelengths range from one meter to one decimeter.
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United Nations
The United Nations (UN) is an intergovernmental organization tasked to promote international cooperation and to create and maintain international order.
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United States
The United States of America (USA), commonly known as the United States (U.S.) or America, is a federal republic composed of 50 states, a federal district, five major self-governing territories, and various possessions.
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United States Geological Survey
The United States Geological Survey (USGS, formerly simply Geological Survey) is a scientific agency of the United States government.
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Vacuum furnace
A vacuum furnace is a type of furnace in which the product in the furnace is surrounded by a vacuum during processing.
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Vacuum tube
In electronics, a vacuum tube, an electron tube, or just a tube (North America), or valve (Britain and some other regions) is a device that controls electric current between electrodes in an evacuated container.
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Video game console
A video game console is an electronic, digital or computer device that outputs a video signal or visual image to display a video game that one or more people can play.
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Watch
A watch is a timepiece intended to be carried or worn by a person.
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Welding
Welding is a fabrication or sculptural process that joins materials, usually metals or thermoplastics, by causing fusion, which is distinct from lower temperature metal-joining techniques such as brazing and soldering, which do not melt the base metal.
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Werner von Bolton
Werner von Bolton (8 April 1868 – 28 October 1912) was a German chemist and materials scientist.
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William Hyde Wollaston
William Hyde Wollaston (6 August 1766 – 22 December 1828) was an English chemist and physicist who is famous for discovering the chemical elements palladium and rhodium.
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Wodgina mine
The Wodgina mine is an exhausted iron ore mine located in the Pilbara region of Western Australia, 90 kilometres south of Port Hedland.
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Wodginite
Wodginite is a manganese, tin, tantalum oxide mineral with formula Mn2+(Sn,Ta)Ta2O8.
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World War II
World War II (often abbreviated to WWII or WW2), also known as the Second World War, was a global war that lasted from 1939 to 1945, although conflicts reflecting the ideological clash between what would become the Allied and Axis blocs began earlier.
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Zaire
Zaire, officially the Republic of Zaire (République du Zaïre), was the name for the Democratic Republic of the Congo that existed between 1971 and 1997 in Central Africa.
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Redirects here:
Element 73, Ta (element), Tantalic, Tantalium.
References
[1] https://en.wikipedia.org/wiki/Tantalum
