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Thulium

Index Thulium

Thulium is a chemical element with symbol Tm and atomic number 69. [1]

113 relations: Acute radiation syndrome, Adsorption, Allotropy, Alpha decay, Ancient Greek, Antiferromagnetism, Atomic number, Australia, Banknote, Beta decay, Bone, Brachytherapy, Brazil, Calcium, Carl Gustaf Mosander, Celsius, Chalcogen, Chalcogenide, Charles James (chemist), Chemical compound, Chemical element, China, Chromium, Coordination complex, Counterfeit, Decay product, Dry weight, Durham, New Hampshire, Dust, Electron capture, Electronegativity, Erbium, Erbium(III) oxide, Euro, Euxenite, Explosion, Ferrite (magnet), Ferromagnetism, Fluorescence, Gadolinite, Gadolinium, Greenland, Half-life, Halogen, Hemoglobin, Hexagonal crystal family, High-temperature superconductivity, Holmium, Holmium(III) oxide, Hydrogen, ..., Hydrogen chloride, Iceland, India, Ion exchange, Kidney, Lanthanide, Lanthanum, Liver, Lutetium, Metal, Microwave, Mineral, Mohs scale of mineral hardness, Mole (unit), Monazite, Mouse, National Nuclear Data Center, Nitric acid, Nuclear isomer, Nuclear reactor, Oxide, Oxygen, Paramagnetism, Parts-per notation, Per Teodor Cleve, Plant, Positron emission, Powder, Promethium, Proton emission, Radioactive decay, Radiography, Redox, Scandium, Seawater, Soil, Solar System, Solid-state laser, Solution, Spectroscopy, Spleen, Sulfuric acid, Tanzania, Tarnish, Tetragonal crystal system, Thallium, Thorium, Thule, Thulium(III) oxide, Timeline of chemical element discoveries, Tonne, Toxicity, Trace radioisotope, Ultraviolet, Unified atomic mass unit, United States, University of New Hampshire, Water, X-ray, Xenotime, Ytterbium, Yttrium, Yttrium aluminium garnet. Expand index (63 more) »

Acute radiation syndrome

Acute radiation syndrome (ARS) is a collection of health effects that are present within 24 hours of exposure to high doses of ionizing radiation.

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Adsorption

Adsorption is the adhesion of atoms, ions or molecules from a gas, liquid or dissolved solid to a surface.

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Allotropy

Allotropy or allotropism is the property of some chemical elements to exist in two or more different forms, in the same physical state, known as allotropes of these elements.

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Alpha decay

Alpha decay or α-decay is a type of radioactive decay in which an atomic nucleus emits an alpha particle (helium nucleus) and thereby transforms or 'decays' into an atom with a mass number that is reduced by four and an atomic number that is reduced by two.

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Ancient Greek

The Ancient Greek language includes the forms of Greek used in ancient Greece and the ancient world from around the 9th century BC to the 6th century AD.

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Antiferromagnetism

In materials that exhibit antiferromagnetism, the magnetic moments of atoms or molecules, usually related to the spins of electrons, align in a regular pattern with neighboring spins (on different sublattices) pointing in opposite directions.

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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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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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Banknote

A banknote (often known as a bill, paper money, or simply a note) is a type of negotiable promissory note, made by a bank, payable to the bearer on demand.

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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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Bone

A bone is a rigid organ that constitutes part of the vertebrate skeleton.

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Brachytherapy

Brachytherapy is a form of radiotherapy where a sealed radiation source is placed inside or next to the area requiring treatment.

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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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Calcium

Calcium is a chemical element with symbol Ca and atomic number 20.

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Carl Gustaf Mosander

Carl Gustaf Mosander (10 September 1797 – 15 October 1858) was a Swedish chemist.

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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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Chalcogen

The chalcogens are the chemical elements in group 16 of the periodic table.

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Chalcogenide

A chalcogenide is a chemical compound consisting of at least one chalcogen anion and at least one more electropositive element.

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Charles James (chemist)

Charles James (27 April 1880 – 10 December 1928) was a chemist of British origin working in the United States.

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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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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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Chromium

Chromium is a chemical element with symbol Cr and atomic number 24.

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Coordination complex

In chemistry, a coordination complex consists of a central atom or ion, which is usually metallic and is called the coordination centre, and a surrounding array of bound molecules or ions, that are in turn known as ligands or complexing agents.

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Counterfeit

The counterfeit means to imitate something.

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Decay product

In nuclear physics, a decay product (also known as a daughter product, daughter isotope, radio-daughter, or daughter nuclide) is the remaining nuclide left over from radioactive decay.

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Dry weight

Dry weight is the weight of a vehicle without any consumables, passengers, or cargo.

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Durham, New Hampshire

Durham is a town in Strafford County, New Hampshire, United States.

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Dust

Dust are fine particles of matter.

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Electron capture

Electron capture (K-electron capture, also K-capture, or L-electron capture, L-capture) is a process in which the proton-rich nucleus of an electrically neutral atom absorbs an inner atomic electron, usually from the K or L electron shell.

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Electronegativity

Electronegativity, symbol ''χ'', is a chemical property that describes the tendency of an atom to attract a shared pair of electrons (or electron density) towards itself.

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Erbium

Erbium is a chemical element with symbol Er and atomic number 68.

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Erbium(III) oxide

Erbium(III) oxide, is synthesized from the lanthanide metal erbium.

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Euro

The euro (sign: €; code: EUR) is the official currency of the European Union.

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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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Explosion

An explosion is a rapid increase in volume and release of energy in an extreme manner, usually with the generation of high temperatures and the release of gases.

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Ferrite (magnet)

A ferrite is a ceramic material made by mixing and firing large proportions iron(III) oxide (Fe2O3, rust) blended with small proportions of one or more additional metallic elements, such as barium, manganese, nickel, and zinc.

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Ferromagnetism

Ferromagnetism is the basic mechanism by which certain materials (such as iron) form permanent magnets, or are attracted to magnets.

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Fluorescence

Fluorescence is the emission of light by a substance that has absorbed light or other electromagnetic radiation.

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Gadolinite

Gadolinite, sometimes known as ytterbite, is a silicate mineral consisting principally of the silicates of cerium, lanthanum, neodymium, yttrium, beryllium, and iron with the formula (Ce,La,Nd,Y)2FeBe2Si2O10.

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Gadolinium

Gadolinium is a chemical element with symbol Gd and atomic number 64.

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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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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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Halogen

The halogens are a group in the periodic table consisting of five chemically related elements: fluorine (F), chlorine (Cl), bromine (Br), iodine (I), and astatine (At).

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Hemoglobin

Hemoglobin (American) or haemoglobin (British); abbreviated Hb or Hgb, is the iron-containing oxygen-transport metalloprotein in the red blood cells of all vertebrates (with the exception of the fish family Channichthyidae) as well as the tissues of some invertebrates.

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Hexagonal crystal family

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).

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High-temperature superconductivity

High-temperature superconductors (abbreviated high-Tc or HTS) are materials that behave as superconductors at unusually high temperatures.

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Holmium

Holmium is a chemical element with symbol Ho and atomic number 67.

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Holmium(III) oxide

Holmium(III) oxide, or holmium oxide is a chemical compound of a rare-earth element holmium and oxygen with the formula Ho2O3.

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Hydrogen

Hydrogen is a chemical element with symbol H and atomic number 1.

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Hydrogen chloride

The compound hydrogen chloride has the chemical formula and as such is a hydrogen halide.

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Iceland

Iceland is a Nordic island country in the North Atlantic, with a population of and an area of, making it the most sparsely populated country in Europe.

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India

India (IAST), also called the Republic of India (IAST), is a country in South Asia.

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Ion exchange

Ion exchange is an exchange of ions between two electrolytes or between an electrolyte solution and a complex.

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Kidney

The kidneys are two bean-shaped organs present in left and right sides of the body in vertebrates.

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Lanthanide

The lanthanide or lanthanoid series of chemical elements comprises the 15 metallic chemical elements with atomic numbers 57 through 71, from lanthanum through lutetium.

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Lanthanum

Lanthanum is a chemical element with symbol La and atomic number 57.

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Liver

The liver, an organ only found in vertebrates, detoxifies various metabolites, synthesizes proteins, and produces biochemicals necessary for digestion.

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Lutetium

Lutetium is a chemical element with symbol Lu and atomic number 71.

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Metal

A metal (from Greek μέταλλον métallon, "mine, quarry, metal") is a material (an element, compound, or alloy) that is typically hard when in solid state, opaque, shiny, and has good electrical and thermal conductivity.

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Microwave

Microwaves are a form of electromagnetic radiation with wavelengths ranging from one meter to one millimeter; with frequencies between and.

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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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Mohs scale of mineral hardness

The Mohs scale of mineral hardness is a qualitative ordinal scale characterizing scratch resistance of various minerals through the ability of harder material to scratch softer material.

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Mole (unit)

The mole, symbol mol, is the SI unit of amount of substance.

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Monazite

Monazite is a reddish-brown phosphate mineral containing rare-earth metals.

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Mouse

A mouse (Mus), plural mice, is a small rodent characteristically having a pointed snout, small rounded ears, a body-length scaly tail and a high breeding rate.

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National Nuclear Data Center

The National Nuclear Data Center is an organization based in the Brookhaven National Laboratory that acts as a repository for data regarding nuclear chemistry, such as nuclear structure, decay, and reaction data, as well as historical information regarding previous experiments and literature.

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Nitric acid

Nitric acid (HNO3), also known as aqua fortis (Latin for "strong water") and spirit of niter, is a highly corrosive mineral acid.

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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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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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Oxygen

Oxygen is a chemical element with symbol O and atomic number 8.

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Paramagnetism

Paramagnetism is a form of magnetism whereby certain materials are weakly attracted by an externally applied magnetic field, and form internal, induced magnetic fields in the direction of the applied magnetic field.

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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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Per Teodor Cleve

Per Teodor Cleve (10 February 1840 – 18 June 1905) was a Swedish chemist, biologist, mineralogist and oceanographer.

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Plant

Plants are mainly multicellular, predominantly photosynthetic eukaryotes of the kingdom Plantae.

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Positron emission

Positron emission or beta plus decay (β+ decay) is a subtype of radioactive decay called beta decay, in which a proton inside a radionuclide nucleus is converted into a neutron while releasing a positron and an electron neutrino (νe).

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Powder

A powder is a dry, bulk solid composed of a large number of very fine particles that may flow freely when shaken or tilted.

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Promethium

Promethium is a chemical element with symbol Pm and atomic number 61.

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Proton emission

Proton emission (also known as proton radioactivity) is a rare type of radioactive decay in which a proton is ejected from a nucleus.

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Radioactive decay

Radioactive decay (also known as nuclear decay or radioactivity) is the process by which an unstable atomic nucleus loses energy (in terms of mass in its rest frame) by emitting radiation, such as an alpha particle, beta particle with neutrino or only a neutrino in the case of electron capture, gamma ray, or electron in the case of internal conversion.

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Radiography

Radiography is an imaging technique using X-rays to view the internal form of an object.

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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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Scandium

Scandium is a chemical element with symbol Sc and atomic number 21.

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Seawater

Seawater, or salt water, is water from a sea or ocean.

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Soil

Soil is a mixture of organic matter, minerals, gases, liquids, and organisms that together support life.

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Solar System

The Solar SystemCapitalization of the name varies.

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Solid-state laser

A solid-state laser is a laser that uses a gain medium that is a solid, rather than a liquid such as in dye lasers or a gas as in gas lasers.

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Solution

In chemistry, a solution is a special type of homogeneous mixture composed of two or more substances.

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Spectroscopy

Spectroscopy is the study of the interaction between matter and electromagnetic radiation.

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Spleen

The spleen is an organ found in virtually all vertebrates.

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Sulfuric acid

Sulfuric acid (alternative spelling sulphuric acid) is a mineral acid with molecular formula H2SO4.

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Tanzania

Tanzania, officially the United Republic of Tanzania (Jamhuri ya Muungano wa Tanzania), is a sovereign state in eastern Africa within the African Great Lakes region.

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Tarnish

Tarnish is a thin layer of corrosion that forms over copper, brass, silver, aluminum, magnesium, neodymium and other similar metals as their outermost layer undergoes a chemical reaction.

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Tetragonal crystal system

In crystallography, the tetragonal crystal system is one of the 7 crystal systems.

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Thallium

Thallium is a chemical element with symbol Tl and atomic number 81.

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Thorium

Thorium is a weakly radioactive metallic chemical element with symbol Th and atomic number 90.

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Thule

Thule (Θούλη, Thoúlē; Thule, Tile) was the place located furthest north, which was mentioned in ancient Greek and Roman literature and cartography.

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Thulium(III) oxide

Thulium(III) oxide is a pale green solid compound, with the formula Tm2O3.

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Timeline of chemical element discoveries

The discovery of the 118 chemical elements known to exist today is presented here in chronological order.

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Tonne

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;.

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Toxicity

Toxicity is the degree to which a chemical substance or a particular mixture of substances can damage an organism.

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Trace radioisotope

A trace radioisotope is a radioisotope that occurs naturally in trace amounts (i.e. extremely small).

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Ultraviolet

Ultraviolet (UV) is electromagnetic radiation with a wavelength from 10 nm to 400 nm, shorter than that of visible light but longer than X-rays.

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Unified atomic mass unit

The unified atomic mass unit or dalton (symbol: u, or Da) is a standard unit of mass that quantifies mass on an atomic or molecular scale (atomic mass).

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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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University of New Hampshire

The University of New Hampshire (UNH) is a public research university in the University System of New Hampshire, in the United States.

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Water

Water is a transparent, tasteless, odorless, and nearly colorless chemical substance that is the main constituent of Earth's streams, lakes, and oceans, and the fluids of most living organisms.

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X-ray

X-rays make up X-radiation, a form of electromagnetic radiation.

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Xenotime

Xenotime is a rare-earth phosphate mineral, the major component of which is yttrium orthophosphate (YPO4).

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Ytterbium

Ytterbium is a chemical element with symbol Yb and atomic number 70.

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Yttrium

Yttrium is a chemical element with symbol Y and atomic number 39.

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Yttrium aluminium garnet

Yttrium aluminium garnet (YAG, Y3Al5O12) is a synthetic crystalline material of the garnet group.

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Redirects here:

Element 69, Thullium, Tm (element).

References

[1] https://en.wikipedia.org/wiki/Thulium

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