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Single-molecule magnet, the Glossary

A single-molecule magnet (SMM) is a metal-organic compound that has superparamagnetic behavior below a certain blocking temperature at the molecular scale.^[1]

51 relations: Acetate, Activation energy, Anisotropy, Antiferromagnetism, Biomolecule, Boltzmann constant, Cryogenics, Electron paramagnetic resonance, Ferritin, Ferromagnetism, Geometric phase, Ground state, Grover's algorithm, Ion, Iron, Kelvin, Ligand, Liquid nitrogen, Magnet, Magnetic anisotropy, Magnetic hysteresis, Magnetic moment, Magnetic storage, Magnetism, Magnetochemistry, Manganese, Metal bis(trimethylsilyl)amides, Metal-organic compound, Molecule-based magnets, Nanomagnet, Oxide, Pentamethylcyclopentadiene, Polymetallic ore, Quantum computing, Quantum Heisenberg model, Quantum mechanics, Quantum tunnelling, Qubit, Reciprocal length, Single-molecule experiment, Spin (physics), Stripline, Superexchange, Superparamagnetism, Superposition principle, Tetrahydrofuran, Thermal fluctuations, Thermal insulation, Zero field splitting, 1,4,7-Triazacyclononane, ... Expand index (1 more) »
Quantum magnetism
Types of magnets

Acetate

An acetate is a salt formed by the combination of acetic acid with a base (e.g. alkaline, earthy, metallic, nonmetallic or radical base).

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Activation energy

In the Arrhenius model of reaction rates, activation energy is the minimum amount of energy that must be available to reactants for a chemical reaction to occur.

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Anisotropy

Anisotropy is the structural property of non-uniformity in different directions, as opposed to isotropy.

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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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Biomolecule

A biomolecule or biological molecule is loosely defined as a molecule produced by a living organism and essential to one or more typically biological processes.

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Boltzmann constant

The Boltzmann constant is the proportionality factor that relates the average relative thermal energy of particles in a gas with the thermodynamic temperature of the gas.

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Cryogenics

In physics, cryogenics is the production and behaviour of materials at very low temperatures.

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Electron paramagnetic resonance

Electron paramagnetic resonance (EPR) or electron spin resonance (ESR) spectroscopy is a method for studying materials that have unpaired electrons.

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Ferritin

Ferritin is a universal intracellular protein that stores iron and releases it in a controlled fashion.

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Ferromagnetism

Ferromagnetism is a property of certain materials (such as iron) that results in a significant, observable magnetic permeability, and in many cases, a significant magnetic coercivity, allowing the material to form a permanent magnet.

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Geometric phase

In classical and quantum mechanics, geometric phase is a phase difference acquired over the course of a cycle, when a system is subjected to cyclic adiabatic processes, which results from the geometrical properties of the parameter space of the Hamiltonian.

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Ground state

The ground state of a quantum-mechanical system is its stationary state of lowest energy; the energy of the ground state is known as the zero-point energy of the system.

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Grover's algorithm

In quantum computing, Grover's algorithm, also known as the quantum search algorithm, is a quantum algorithm for unstructured search that finds with high probability the unique input to a black box function that produces a particular output value, using just O(\sqrt) evaluations of the function, where N is the size of the function's domain.

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Ion

An ion is an atom or molecule with a net electrical charge.

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Iron

Iron is a chemical element.

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Kelvin

The kelvin, symbol K, is the base unit of measurement for temperature in the International System of Units (SI).

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Ligand

In coordination chemistry, a ligand is an ion or molecule with a functional group that binds to a central metal atom to form a coordination complex.

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Liquid nitrogen

Liquid nitrogen (LN2) is nitrogen in a liquid state at low temperature.

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Magnet

A magnet is a material or object that produces a magnetic field. Single-molecule magnet and magnet are Types of magnets.

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Magnetic anisotropy

In condensed matter physics, magnetic anisotropy describes how an object's magnetic properties can be different depending on direction.

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Magnetic hysteresis

Magnetic hysteresis occurs when an external magnetic field is applied to a ferromagnet such as iron and the atomic dipoles align themselves with it.

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Magnetic moment

In electromagnetism, the magnetic moment or magnetic dipole moment is the combination of strength and orientation of a magnet or other object or system that exerts a magnetic field.

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Magnetic storage

Magnetic storage or magnetic recording is the storage of data on a magnetized medium.

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Magnetism

Magnetism is the class of physical attributes that occur through a magnetic field, which allows objects to attract or repel each other.

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Magnetochemistry

Magnetochemistry is concerned with the magnetic properties of chemical compounds.

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Manganese

Manganese is a chemical element; it has symbol Mn and atomic number 25.

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Metal bis(trimethylsilyl)amides (often abbreviated as metal silylamides) are coordination complexes composed of a cationic metal M with anionic bis(trimethylsilyl)amide ligands (the monovalent anion, or monovalent group, and are part of a broader category of metal amides. Due to the bulky hydrocarbon backbone metal bis(trimethylsilyl)amide complexes have low lattice energies and are lipophilic.

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Metal-organic compounds (jargon: metalorganics, metallo-organics) are a class of chemical compounds that contain metals and organic ligands, but lacking direct metal-carbon bonds.

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Molecule-based magnets

Molecule-based magnets (MBMs) or molecular magnets are a class of materials capable of displaying ferromagnetism and other more complex magnetic phenomena. Single-molecule magnet and molecule-based magnets are Types of magnets.

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Nanomagnet

In magnetism, a nanomagnet is a nanoscopic scale system that presents spontaneous magnetic order (magnetization) at zero applied magnetic field (remanence).

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Oxide

An oxide is a chemical compound containing at least one oxygen atom and one other element in its chemical formula.

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Pentamethylcyclopentadiene

1,2,3,4,5-Pentamethylcyclopentadiene is a cyclic diene with the formula, often written, where Me is CH3.

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Polymetallic ores (from poly... and "metals") or multimetal ores are complex ores containing a number of chemical elements, among which the most important are lead and zinc.

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Quantum computing

A quantum computer is a computer that exploits quantum mechanical phenomena.

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Quantum Heisenberg model

The quantum Heisenberg model, developed by Werner Heisenberg, is a statistical mechanical model used in the study of critical points and phase transitions of magnetic systems, in which the spins of the magnetic systems are treated quantum mechanically. Single-molecule magnet and quantum Heisenberg model are quantum magnetism.

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Quantum mechanics

Quantum mechanics is a fundamental theory that describes the behavior of nature at and below the scale of atoms.

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Quantum tunnelling

In physics, quantum tunnelling, barrier penetration, or simply tunnelling is a quantum mechanical phenomenon in which an object such as an electron or atom passes through a potential energy barrier that, according to classical mechanics, should not be passable due to the object not having sufficient energy to pass or surmount the barrier.

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Qubit

In quantum computing, a qubit or quantum bit is a basic unit of quantum information—the quantum version of the classic binary bit physically realized with a two-state device.

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Reciprocal length

Reciprocal length or inverse length is a quantity or measurement used in several branches of science and mathematics, defined as the reciprocal of length.

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Single-molecule experiment

A single-molecule experiment is an experiment that investigates the properties of individual molecules.

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Spin (physics)

Spin is an intrinsic form of angular momentum carried by elementary particles, and thus by composite particles such as hadrons, atomic nuclei, and atoms.

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Stripline

In electronics, stripline is a transverse electromagnetic (TEM) transmission line medium invented by Robert M. Barrett of the Air Force Cambridge Research Centre in the 1950s.

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Superexchange

Superexchange or Kramers–Anderson superexchange interaction, is a prototypical indirect exchange coupling between neighboring magnetic moments (usually next-nearest neighboring cations, see the schematic illustration of MnO below) by virtue of exchanging electrons through a non-magnetic anion known as the superexchange center. Single-molecule magnet and superexchange are condensed matter physics.

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References

[1] https://en.wikipedia.org/wiki/Single-molecule_magnet

Also known as Single molecule magnet, Single molecule magnets, Single-molecule magnets.

, 18-Crown-6.

Single-molecule magnet, the Glossary

Table of Contents

See also

Quantum magnetism

Types of magnets

References