118 relations: Abrasive, Acid, Alcohol, Alloy, Aluminium, Aluminium bronze, Aluminium hydroxide, Aluminium oxide, Aluminium oxide nanoparticle, Aluminium oxides, American English, Amorphous solid, Amphoterism, Anodizing, Atomic layer deposition, Base (chemistry), Bauxite, Bauxite tailings, Bayer process, Bicycle, Birefringence, Boehmite, Boiling chip, Boron trioxide, Bravais lattice, British English, Calcination, Capacitor, Catalyst support, Ceramic, Charged Aerosol Release Experiment, Chemical compound, Chemical formula, Chromatography, Chromium, Claus process, Clay minerals, Compact disc, Compact fluorescent lamp, Corundum, Coulomb blockade, Crystallinity, Crystallography, Cue sports, Cue stick, Cutting tool (machining), Diamond, Diaspore, Diethyl ether, Dosimeter, ..., DVD, Ethanol, Gallium oxide, Gemstone, Gibbsite, Glass, Hall–Héroult process, Hardness, Heat capacity, Hexagonal crystal family, Hip replacement, Hydrodesulfurization, Hydrofluoric acid, Hydroxide, Indium(III) oxide, Insulator (electricity), Integrated circuit, Iron oxide, Laser, Laterite, List of alumina refineries, Materials science, Metalworking, Micro-pulling-down, Mineral, Mining, Nanofiber, Octahedral molecular geometry, Octahedron, Optically stimulated luminescence, Oral contraceptive pill, Ore, Oxygen, Ozone, Passivation (chemistry), Pearson symbol, Phase (matter), Plasma electrolytic oxidation, Polishing, Polymorphism (materials science), Primitive cell, Quantum tunnelling, Refractory, Ruby, Sandpaper, Sapphire, Silicon dioxide, Silicon on sapphire, Sodium aluminate, Sodium hydroxide, Sodium-vapor lamp, Space group, Spark plug, SQUID, Sunscreen, Superconductivity, Tetrahedron, Thallium oxide, Thermal conductivity, Thermal spraying, Titanium dioxide, Tonne, Toxics Release Inventory, Transparent ceramics, United States Environmental Protection Agency, Weathering, Zeolite, Ziegler–Natta catalyst. Expand index (68 more) » « Shrink index
An abrasive is a material, often a mineral, that is used to shape or finish a workpiece through rubbing which leads to part of the workpiece being worn away by friction.
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 alcohol is any organic compound in which the hydroxyl functional group (–OH) is bound to a carbon.
An alloy is a combination of metals or of a metal and another element.
Aluminium or aluminum is a chemical element with symbol Al and atomic number 13.
Aluminium bronze is a type of bronze in which aluminium is the main alloying metal added to copper, in contrast to standard bronze (copper and tin) or brass (copper and zinc).
Aluminium hydroxide, Al(OH)3, is found in nature as the mineral gibbsite (also known as hydrargillite) and its three much rarer polymorphs: bayerite, doyleite, and nordstrandite.
Aluminium oxide (British English) or aluminum oxide (American English) is a chemical compound of aluminium and oxygen with the chemical formula 23.
Nanosized aluminium oxide (nanosized alumina) occurs in the form of spherical or nearly spherical nanoparticles, and in the form of oriented or undirected fibers.
Aluminium oxides or aluminum oxides are a group of inorganic compounds with formulas including aluminium (Al) and oxygen (O).
American English (AmE, AE, AmEng, USEng, en-US), sometimes called United States English or U.S. English, is the set of varieties of the English language native to the United States.
In condensed matter physics and materials science, an amorphous (from the Greek a, without, morphé, shape, form) or non-crystalline solid is a solid that lacks the long-range order that is characteristic of a crystal.
In chemistry, an amphoteric compound is a molecule or ion that can react both as an acid as well as a base.
Anodizing (spelled anodising in British English) is an electrolytic passivation process used to increase the thickness of the natural oxide layer on the surface of metal parts.
Atomic layer deposition (ALD) is a thin-film deposition technique based on the sequential use of a gas phase chemical process.
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.
Bauxite is a sedimentary rock with a relatively high aluminium content.
Bauxite tailings, bauxite residue or alumina refinery residues (ARR) is a by-product in the production of alumina (aluminium oxide).
The Bayer process is the principal industrial means of refining bauxite to produce alumina (aluminium oxide).
A bicycle, also called a cycle or bike, is a human-powered, pedal-driven, single-track vehicle, having two wheels attached to a frame, one behind the other.
Birefringence is the optical property of a material having a refractive index that depends on the polarization and propagation direction of light.
Boehmite or böhmite is an aluminium oxide hydroxide (γ-AlO(OH)) mineral, a component of the aluminium ore bauxite.
A boiling chip, boiling stone, or anti-bumping granule is a tiny, unevenly shaped piece of substance added to liquids to make them boil more calmly.
Boron trioxide (or diboron trioxide) is one of the oxides of boron.
In geometry and crystallography, a Bravais lattice, named after, is an infinite array of discrete points in three dimensional space generated by a set of discrete translation operations described by: where ni are any integers and ai are known as the primitive vectors which lie in different directions and span the lattice.
British English is the standard dialect of English language as spoken and written in the United Kingdom.
The IUPAC defines calcination as "heating to high temperatures in air or oxygen".
A capacitor is a passive two-terminal electrical component that stores potential energy in an electric field.
In chemistry, a catalyst support is the material, usually a solid with a high surface area, to which a catalyst is affixed.
A ceramic is a non-metallic solid material comprising an inorganic compound of metal, non-metal or metalloid atoms primarily held in ionic and covalent bonds.
The Charged Aerosol Release Experiment also known as CARE, is a project run by NASA which will use a rocket to release dust in the upper atmosphere to form a dusty plasma in space.
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.
A chemical formula is a way of presenting information about the chemical proportions of atoms that constitute a particular chemical compound or molecule, using chemical element symbols, numbers, and sometimes also other symbols, such as parentheses, dashes, brackets, commas and plus (+) and minus (−) signs.
Chromatography is a laboratory technique for the separation of a mixture.
Chromium is a chemical element with symbol Cr and atomic number 24.
The Claus process is the most significant gas desulfurizing process, recovering elemental sulfur from gaseous hydrogen sulfide.
Clay minerals are hydrous aluminium phyllosilicates, sometimes with variable amounts of iron, magnesium, alkali metals, alkaline earths, and other cations found on or near some planetary surfaces.
Compact disc (CD) is a digital optical disc data storage format that was co-developed by Philips and Sony and released in 1982.
A compact fluorescent lamp (CFL), also called compact fluorescent light, energy-saving light, and compact fluorescent tube, is a fluorescent lamp designed to replace an incandescent light bulb; some types fit into light fixtures designed for incandescent bulbs.
Corundum is a crystalline form of aluminium oxide typically containing traces of iron, titanium, vanadium and chromium.
A Coulomb blockade will also be observed when making the device very small (like a quantum dot).
Crystallinity refers to the degree of structural order in a solid.
Crystallography is the experimental science of determining the arrangement of atoms in crystalline solids (see crystal structure).
Cue sports (sometimes written cuesports), also known as billiard sports, are a wide variety of games of skill generally played with a cue stick, which is used to strike billiard balls and thereby cause them to move around a cloth-covered billiards table bounded by elastic bumpers known as.
A cue stick (or simply cue, more specifically pool cue, snooker cue, or billiards cue), is an item of sporting equipment essential to the games of pool, snooker and carom billiards.
In the context of machining, a cutting tool or cutter is any tool that is used to remove material from the work piece by means of shear deformation.
Diamond is a solid form of carbon with a diamond cubic crystal structure.
Diaspore, also known as diasporite, empholite, kayserite, or tanatarite, is an aluminium oxide hydroxide mineral, α-AlO(OH), crystallizing in the orthorhombic system and isomorphous with goethite.
Diethyl ether, or simply ether, is an organic compound in the ether class with the formula, sometimes abbreviated as (see Pseudoelement symbols).
A radiation dosimeter is a device that measures exposure to ionizing radiation.
DVD (an abbreviation of "digital video disc" or "digital versatile disc") is a digital optical disc storage format invented and developed by Philips and Sony in 1995.
Ethanol, also called alcohol, ethyl alcohol, grain alcohol, and drinking alcohol, is a chemical compound, a simple alcohol with the chemical formula.
Gallium oxide may refer to.
A gemstone (also called a gem, fine gem, jewel, precious stone, or semi-precious stone) is a piece of mineral crystal which, in cut and polished form, is used to make jewelry or other adornments.
Gibbsite, Al(OH)3, is one of the mineral forms of aluminium hydroxide.
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.
The Hall–Héroult process is the major industrial process for smelting aluminium.
Hardness is a measure of the resistance to localized plastic deformation induced by either mechanical indentation or abrasion.
Heat capacity or thermal capacity is a measurable physical quantity equal to the ratio of the heat added to (or removed from) an object to the resulting temperature change.
In crystallography, the hexagonal crystal family is one of the 6 crystal families, which includes 2 crystal systems (hexagonal and trigonal) and 2 lattice systems (hexagonal and rhombohedral).
Hip replacement is a surgical procedure in which the hip joint is replaced by a prosthetic implant, that is, a hip prosthesis.
Hydrodesulfurization (HDS) is a catalytic chemical process widely used to remove sulfur (S) from natural gas and from refined petroleum products, such as gasoline or petrol, jet fuel, kerosene, diesel fuel, and fuel oils.
Hydrofluoric acid is a solution of hydrogen fluoride (HF) in water.
Hydroxide is a diatomic anion with chemical formula OH−.
Indium(III) oxide (In2O3) is a chemical compound, an amphoteric oxide of indium.
An electrical insulator is a material whose internal electric charges do not flow freely; very little electric current will flow through it under the influence of an electric field.
An integrated circuit or monolithic integrated circuit (also referred to as an IC, a chip, or a microchip) is a set of electronic circuits on one small flat piece (or "chip") of semiconductor material, normally silicon.
Iron oxides are chemical compounds composed of iron and oxygen.
A laser is a device that emits light through a process of optical amplification based on the stimulated emission of electromagnetic radiation.
Laterite is a soil and rock type rich in iron and aluminium, and is commonly considered to have formed in hot and wet tropical areas.
This is a list of alumina refineries in the world.
The interdisciplinary field of materials science, also commonly termed materials science and engineering is the design and discovery of new materials, particularly solids.
Metalworking is the process of working with metals to create individual parts, assemblies, or large-scale structures.
The micro-pulling-down (µ-PD) method is a crystal growth technique based on continuous transport of the melted substance through micro-channel(s) made in a crucible bottom.
A mineral is a naturally occurring chemical compound, usually of crystalline form and not produced by life processes.
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.
Nanofibers are fibers with diameters in the nanometer range.
In chemistry, octahedral molecular geometry describes the shape of compounds with six atoms or groups of atoms or ligands symmetrically arranged around a central atom, defining the vertices of an octahedron.
In geometry, an octahedron (plural: octahedra) is a polyhedron with eight faces, twelve edges, and six vertices.
In physics, optically stimulated luminescence (OSL) is a method for measuring doses from ionizing radiation.
Oral contraceptives, abbreviated OCPs, also known as birth control pills, are medications taken by mouth for the purpose of birth control.
An ore is an occurrence of rock or sediment that contains sufficient minerals with economically important elements, typically metals, that can be economically extracted from the deposit.
Oxygen is a chemical element with symbol O and atomic number 8.
Ozone, or trioxygen, is an inorganic molecule with the chemical formula.
Passivation, in physical chemistry and engineering, refers to a material becoming "passive," that is, less affected or corroded by the environment of future use.
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.
In the physical sciences, a phase is a region of space (a thermodynamic system), throughout which all physical properties of a material are essentially uniform.
Plasma electrolytic oxidation (PEO), also known as electrolytic plasma oxidation (EPO) or microarc oxidation (MAO), is an electrochemical surface treatment process for generating oxide coatings on metals.
Polishing is the process of creating a smooth and shiny surface by rubbing it or using a chemical action, leaving a surface with a significant specular reflection (still limited by the index of refraction of the material according to the Fresnel equations.) In some materials (such as metals, glasses, black or transparent stones), polishing is also able to reduce diffuse reflection to minimal values.
In materials science, polymorphism is the ability of a solid material to exist in more than one form or crystal structure.
In geometry, crystallography, mineralogy, and solid state physics, a primitive cell is a minimum volume cell (a unit cell) corresponding to a single lattice point of a structure with discrete translational symmetry.
Quantum tunnelling or tunneling (see spelling differences) is the quantum mechanical phenomenon where a particle tunnels through a barrier that it classically cannot surmount.
A refractory mineral is a mineral that is resistant to decomposition by heat, pressure, or chemical attack.
A ruby is a pink to blood-red colored gemstone, a variety of the mineral corundum (aluminium oxide).
Sandpaper and glasspaper are names used for a type of coated abrasive that consists of sheets of paper or cloth with abrasive material glued to one face.
Sapphire is a precious gemstone, a variety of the mineral corundum, an aluminium oxide.
Silicon dioxide, also known as silica (from the Latin silex), is an oxide of silicon with the chemical formula, most commonly found in nature as quartz and in various living organisms.
Silicon on sapphire (SOS) is a hetero-epitaxial process for integrated circuit manufacturing that consists of a thin layer (typically thinner than 0.6 µm) of silicon grown on a sapphire (Al2O3) wafer.
Sodium aluminate is an inorganic chemical that is used as an effective source of aluminium hydroxide for many industrial and technical applications.
Sodium hydroxide, also known as lye, is an inorganic compound with the formula NaOH. It is a white solid ionic compound consisting of sodium cations and hydroxide anions. Sodium hydroxide is a highly caustic base and alkali that decomposes proteins at ordinary ambient temperatures and may cause severe chemical burns. It is highly soluble in water, and readily absorbs moisture and carbon dioxide from the air. It forms a series of hydrates NaOH·n. The monohydrate NaOH· crystallizes from water solutions between 12.3 and 61.8 °C. The commercially available "sodium hydroxide" is often this monohydrate, and published data may refer to it instead of the anhydrous compound. As one of the simplest hydroxides, it is frequently utilized alongside neutral water and acidic hydrochloric acid to demonstrate the pH scale to chemistry students. Sodium hydroxide is used in many industries: in the manufacture of pulp and paper, textiles, drinking water, soaps and detergents, and as a drain cleaner. Worldwide production in 2004 was approximately 60 million tonnes, while demand was 51 million tonnes.
A sodium-vapor lamp is a gas-discharge lamp that uses sodium in an excited state to produce light at a characteristic wavelength near 589 nm.
In mathematics, physics and chemistry, a space group is the symmetry group of a configuration in space, usually in three dimensions.
A spark plug (sometimes, in British English, a sparking plug, and, colloquially, a plug) is a device for delivering electric current from an ignition system to the combustion chamber of a spark-ignition engine to ignite the compressed fuel/air mixture by an electric spark, while containing combustion pressure within the engine.
A SQUID (for superconducting quantum interference device) is a very sensitive magnetometer used to measure extremely subtle magnetic fields, based on superconducting loops containing Josephson junctions.
Sunscreen, also known as sunblock, sun cream or suntan lotion, is a lotion, spray, gel or other topical product that absorbs or reflects some of the sun's ultraviolet (UV) radiation and thus helps protect against sunburn.
Superconductivity is a phenomenon of exactly zero electrical resistance and expulsion of magnetic flux fields occurring in certain materials, called superconductors, when cooled below a characteristic critical temperature.
In geometry, a tetrahedron (plural: tetrahedra or tetrahedrons), also known as a triangular pyramid, is a polyhedron composed of four triangular faces, six straight edges, and four vertex corners.
Thallium has several oxides.
Thermal conductivity (often denoted k, λ, or κ) is the property of a material to conduct heat.
Thermal spraying techniques are coating processes in which melted (or heated) materials are sprayed onto a surface.
Titanium dioxide, also known as titanium(IV) oxide or titania, is the naturally occurring oxide of titanium, chemical formula.
The tonne (Non-SI unit, symbol: t), commonly referred to as the metric ton in the United States, is a non-SI metric unit of mass equal to 1,000 kilograms;.
The Toxics Release Inventory (TRI) is a publicly available database containing information on toxic chemical releases and other waste management activities in the United States.
Many ceramic materials, both glassy and crystalline, have found use as optically transparent materials in various forms from bulk solid-state components to high surface area forms such as thin films, coatings, and fibers.
The Environmental Protection Agency is an independent agency of the United States federal government for environmental protection.
Weathering is the breaking down of rocks, soil, and minerals as well as wood and artificial materials through contact with the Earth's atmosphere, water, and biological organisms.
Zeolites are microporous, aluminosilicate minerals commonly used as commercial adsorbents and catalysts.
A Ziegler–Natta catalyst, named after Karl Ziegler and Giulio Natta, is a catalyst used in the synthesis of polymers of 1-alkenes (alpha-olefins).
ATC code D10AX04, ATCvet code QD10AX04, Al2O3, Al2o3, Aloxide, Aloxite, Alpha-Alumina, Alumina, Alumina ceramic, Aluminium Oxide, Aluminium sesquioxide, Aluminium(III) oxide, Aluminum Oxide, Aluminum oxide, Aluminum sesquioxide, Aluminum(III) oxide, Alundum, Axolite, Dialuminiumtrioxide.