49 relations: Acid, Alkali, Ammonia, Band gap, Barium sulfate suspension, Camera lens, Carbon, Carcinogen, Carl Auer von Welsbach, Cerium, Cerium(IV) oxide, Cholangiocarcinoma, Cracking (chemistry), Electron, Electronvolt, Fluorite, Gas mantle, Gas tungsten arc welding, Glass, Hafnium dioxide, Iodine, Lanthanide, Lanthanum, Lanthanum oxide, Nitric acid, Nuclear reaction, Oxford University Press, Pearson symbol, Plutonium(IV) oxide, Protactinium(IV) oxide, Radiocontrast agent, Refractive index, Ruzicka large-ring synthesis, Sulfuric acid, Tantalum carbide, Thermal stability, Thermionic emission, Thorianite, Thoriated glass, Thorium, Thorotrast, Tungsten, Uranium, Uranium dioxide, Uranium-233, X-ray, Yttrium(III) oxide, Zirconium, Zirconium dioxide.
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).
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.
Ammonia is a compound of nitrogen and hydrogen with the formula NH3.
In solid-state physics, a band gap, also called an energy gap or bandgap, is an energy range in a solid where no electron states can exist.
Barium sulfate suspension, often simply called barium, is a contrast agent used during X-rays.
A camera lens (also known as photographic lens or photographic objective) is an optical lens or assembly of lenses used in conjunction with a camera body and mechanism to make images of objects either on photographic film or on other media capable of storing an image chemically or electronically.
Carbon (from carbo "coal") is a chemical element with symbol C and atomic number 6.
A carcinogen is any substance, radionuclide, or radiation that promotes carcinogenesis, the formation of cancer.
Carl Auer von Welsbach, also known as Carl Auer, Freiherr von Welsbach (1 September 1858 – 4 August 1929) was an Austrian scientist and inventor, who had a talent not only for discovering advances, but also for turning them into commercially successful products.
Cerium is a chemical element with symbol Ce and atomic number 58.
Cerium(IV) oxide, also known as ceric oxide, ceric dioxide, ceria, cerium oxide or cerium dioxide, is an oxide of the rare-earth metal cerium.
Cholangiocarcinoma, also known as bile duct cancer or "sneaky Pete", is a form of cancer that is composed of mutated epithelial cells (or cells showing characteristics of epithelial differentiation) that originate in the bile ducts which drain bile from the liver into the small intestine.
In petrochemistry, petroleum geology and organic chemistry, cracking is the process whereby complex organic molecules such as kerogens or long-chain hydrocarbons are broken down into simpler molecules such as light hydrocarbons, by the breaking of carbon-carbon bonds in the precursors.
The electron is a subatomic particle, symbol or, whose electric charge is negative one elementary charge.
In physics, the electronvolt (symbol eV, also written electron-volt and electron volt) is a unit of energy equal to approximately joules (symbol J).
Not to be confused with Fluoride. Fluorite (also called fluorspar) is the mineral form of calcium fluoride, CaF2.
An incandescent gas mantle, gas mantle or Welsbach mantle is a device for generating bright white light when heated by a flame.
Gas tungsten arc welding (GTAW), also known as tungsten inert gas (TIG) welding, is an arc welding process that uses a non-consumable tungsten electrode to produce the weld.
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.
Hafnium(IV) oxide is the inorganic compound with the formula HfO2.
Iodine is a chemical element with symbol I and atomic number 53.
The lanthanide or lanthanoid series of chemical elements comprises the 15 metallic chemical elements with atomic numbers 57 through 71, from lanthanum through lutetium.
Lanthanum is a chemical element with symbol La and atomic number 57.
Lanthanum oxide is La2O3, an inorganic compound containing the rare earth element lanthanum and oxygen.
Nitric acid (HNO3), also known as aqua fortis (Latin for "strong water") and spirit of niter, is a highly corrosive mineral acid.
In nuclear physics and nuclear chemistry, a nuclear reaction is semantically considered to be the process in which two nuclei, or else a nucleus of an atom and a subatomic particle (such as a proton, neutron, or high energy electron) from outside the atom, collide to produce one or more nuclides that are different from the nuclide(s) that began the process.
Oxford University Press (OUP) is the largest university press in the world, and the second oldest after Cambridge University Press.
The Pearson symbol, or Pearson notation, is used in crystallography as a means of describing a crystal structure, and was originated by W.B. Pearson.
Plutonium(IV) oxide is the chemical compound with the formula PuO2.
Protactinium(IV) oxide is a chemical compound with the formula PaO2.
Radiocontrast agents are substances used to enhance the visibility of internal structures in X-ray-based imaging techniques such as computed tomography (contrast CT), projectional radiography, and fluoroscopy.
In optics, the refractive index or index of refraction of a material is a dimensionless number that describes how light propagates through that medium.
The Ruzicka large-ring synthesis or Ruzicka reaction or Ruzicka cyclization is an organic reaction in which a dicarboxylic acid is converted to a cyclic ketone at high temperature and a suitable catalyst such as thorium oxide.
Sulfuric acid (alternative spelling sulphuric acid) is a mineral acid with molecular formula H2SO4.
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.
Thermal stability also describes, as defined by Schmidt (1928), the stability of a water body and its resistance to mixing.
Thermionic emission is the thermally induced flow of charge carriers from a surface or over a potential-energy barrier.
Thorianite is a rare thorium oxide mineral, ThO2.
Thoriated glass is a glass material used in the manufacture of optical systems, specifically photographic lenses.
Thorium is a weakly radioactive metallic chemical element with symbol Th and atomic number 90.
Thorotrast is a suspension containing particles of the radioactive compound thorium dioxide, ThO2, that was used as a radiocontrast agent in medical radiography in the 1930s and 1940s.
Tungsten, or wolfram, is a chemical element with symbol W (referring to wolfram) and atomic number 74.
Uranium is a chemical element with symbol U and atomic number 92.
Uranium dioxide or uranium(IV) oxide (2), also known as urania or uranous oxide, is an oxide of uranium, and is a black, radioactive, crystalline powder that naturally occurs in the mineral uraninite.
Uranium-233 is a fissile isotope of uranium that is bred from thorium-232 as part of the thorium fuel cycle.
X-rays make up X-radiation, a form of electromagnetic radiation.
Yttrium oxide, also known as yttria, is Y2O3.
Zirconium is a chemical element with symbol Zr and atomic number 40.
Zirconium dioxide, sometimes known as zirconia (not to be confused with zircon), is a white crystalline oxide of zirconium.