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85 relations: A. David Buckingham, Absorption band, Argon compounds, Astrophysical maser, Autoionization, Birge–Sponer method, Born–Oppenheimer approximation, Camille Sandorfy, Chappuis absorption, Chemiluminescence, Color of water, Conical intersection, Conservation and restoration of illuminated manuscripts, Degrees of freedom (physics and chemistry), Diacetylene, Distributed acoustic sensing, Droplet-based microfluidics, Electromagnetic absorption by water, Emission spectrum, Energy level, Extensible Computational Chemistry Environment, Fermi resonance, Flash (Barry Allen), Fourier-transform infrared spectroscopy, Gas dynamic laser, Geology applications of Fourier transform infrared spectroscopy, GF method, Gold heptafluoride, Hertz, Hot band, Hydroxide, Hyperconjugation, Index of physics articles (M), Index of physics articles (V), Infrared open-path detector, Ionization energy, Jaguar (software), Jahn–Teller effect, Jerome J. Workman Jr., Kinetic isotope effect, LeRoy radius, List of character tables for chemically important 3D point groups, List of infrared articles, Metal ions in aqueous solution, Molecular entity, Molecular geometry, Molecular spring, Mostafa El-Sayed, Neomorphism, Neutron spectroscopy, ..., Nitrogen inversion, Nuclear chemistry, Nuclear resonance vibrational spectroscopy, Physical organic chemistry, Potential energy surface, Pyramidal inversion, Raman spectroscopy, Reaction dynamics, Reaction intermediate, Renner–Teller effect, Repulsive state, Resonance Raman spectroscopy, Rotational transition, Rotational–vibrational spectroscopy, Schrödinger equation, Scintillator, Scissors (disambiguation), Selection rule, Simple harmonic motion, Spectral bands, Spectroscopy, Sublimation (phase transition), Surface diffusion, Symmetry of diatomic molecules, Transition metal, Transition state theory, Transparency and translucency, Triatomic molecule, Uranyl, Van der Waals strain, Vibrational partition function, Vibronic spectroscopy, Wavelength, Weiguo Sun, Young Justice (TV series). Expand index (35 more) »
A. David Buckingham
Amyand David Buckingham, CBE, FRS, FAA (born 28 January 1930 in Pymble, Sydney, New South Wales, Australia) is a chemist, with primary expertise in chemical physics.
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Absorption band
According to quantum mechanics, atoms and molecules can only hold certain defined quantities of energy, or exist in specific states.
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Argon compounds
Argon compounds, the chemical compounds that contain the element argon, are rarely encountered due to the inertness of the argon atom.
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Astrophysical maser
An astrophysical maser is a naturally occurring source of stimulated spectral line emission, typically in the microwave portion of the electromagnetic spectrum.
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Autoionization
Autoionization is a process by which an atom or a molecule in an excited state spontaneously emits one of the outer-shell electrons, thus going from a state with charge to a state with charge, for example from an electrically neutral state to a singly ionized state.
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Birge–Sponer method
In molecular spectroscopy, the Birge–Sponer method or Birge–Sponer plot is a way to calculate the dissociation energy of a molecule.
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Born–Oppenheimer approximation
In quantum chemistry and molecular physics, the Born–Oppenheimer (BO) approximation is the assumption that the motion of atomic nuclei and electrons in a molecule can be separated.
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Camille Sandorfy
Camille Sandorfy, (9 December 1920 – 6 June 2006) was a Canadian quantum chemist.
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Chappuis absorption
Chappuis absorption refers to the absorption of electromagnetic radiation by ozone, that is especially noticeable in the ozone layer, which absorbs a small part of sunlight in the visible part of the electromagnetic spectrum.
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Chemiluminescence
Chemiluminescence (also chemoluminescence) is the emission of light (luminescence), as the result of a chemical reaction.
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Color of water
The color of water varies with the ambient conditions in which that water is present.
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Conical intersection
In quantum chemistry, a conical intersection of two or more potential energy surfaces is the set of molecular geometry points where the potential energy surfaces are degenerate (intersect) and the non-adiabatic couplings between these states are non-vanishing.
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Conservation and restoration of illuminated manuscripts
Preserving parchment becomes more difficult when pigments, inks, and illumination are added into the equation.
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Degrees of freedom (physics and chemistry)
In physics, a degree of freedom is an independent physical parameter in the formal description of the state of a physical system.
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Diacetylene
Diacetylene (also known as butadiyne) is the organic compound with the formula C4H2.
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Distributed acoustic sensing
Rayleigh scattering based distributed acoustic sensing (DAS) systems use fiber optic cables to provide distributed strain sensing.
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Droplet-based microfluidics
Droplet-based microfluidics manipulate discrete volumes of fluids in immiscible phases with low Reynolds number and laminar flow regimes.
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Electromagnetic absorption by water
The absorption of electromagnetic radiation by water depends on the state of the water.
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Emission spectrum
The emission spectrum of a chemical element or chemical compound is the spectrum of frequencies of electromagnetic radiation emitted due to an atom or molecule making a transition from a high energy state to a lower energy state.
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Energy level
A quantum mechanical system or particle that is bound—that is, confined spatially—can only take on certain discrete values of energy.
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Extensible Computational Chemistry Environment
The Extensible Computational Chemistry Environment (ECCE, pronounced "etch-ā") provides a sophisticated graphical user interface, scientific visualization tools, and the underlying data management framework enabling scientists to efficiently set up calculations and store, retrieve, and analyze the rapidly growing volumes of data produced by computational chemistry studies.
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Fermi resonance
A Fermi resonance is the shifting of the energies and intensities of absorption bands in an infrared or Raman spectrum.
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Flash (Barry Allen)
The Flash (Bartholomew Henry Allen) is a superhero who appears in comics published by DC Comics.
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Fourier-transform infrared spectroscopy
Fourier-transform infrared spectroscopy (FTIR) is a technique used to obtain an infrared spectrum of absorption or emission of a solid, liquid or gas.
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Gas dynamic laser
A gas dynamic laser (GDL) is a laser based on differences in relaxation velocities of molecular vibrational states.
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Geology applications of Fourier transform infrared spectroscopy
Fourier transform infrared spectroscopy (FTIR) is a spectroscopic technique that has been used for analyzing the fundamental molecular structure of geological samples in recent decades.
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GF method
The GF method, sometimes referred to as FG method, is a classical mechanical method introduced by Edgar Bright Wilson to obtain certain internal coordinates for a vibrating semi-rigid molecule, the so-called normal coordinates Qk.
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Gold heptafluoride
Gold heptafluoride is a gold(V) compound with the empirical formula AuF7.
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Hertz
The hertz (symbol: Hz) is the derived unit of frequency in the International System of Units (SI) and is defined as one cycle per second.
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Hot band
In molecular vibrational spectroscopy, a hot band is a band centred on a hot transition, which is a transition between two excited vibrational states, i.e. neither is the overall ground state.
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Hydroxide
Hydroxide is a diatomic anion with chemical formula OH−.
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Hyperconjugation
In organic chemistry, hyperconjugation is the interaction of the electrons in a sigma orbital (e.g. C–H or C–C) with an adjacent empty (or partially filled) non-bonding orbital, antibonding σ or π orbital, to give an extended molecular orbital.
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Index of physics articles (M)
The index of physics articles is split into multiple pages due to its size.
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Index of physics articles (V)
The index of physics articles is split into multiple pages due to its size.
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Infrared open-path detector
Infrared open-path gas detectors send out a beam of infrared light, detecting gas anywhere along the path of the beam.
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Ionization energy
The ionization energy (Ei) is qualitatively defined as the amount of energy required to remove the most loosely bound electron, the valence electron, of an isolated gaseous atom to form a cation.
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Jaguar (software)
Jaguar is an ab initio quantum chemistry package for both gas and solution phase calculations.
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Jahn–Teller effect
The Jahn–Teller effect (JT effect or JTE) is an important mechanism of spontaneous symmetry breaking in molecular and solid-state systems which has far-reaching consequences for different fields, and it is related to a variety of applications in spectroscopy, stereochemistry and crystal chemistry, molecular and solid-state physics, and materials science.
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Jerome J. Workman Jr.
Jerome J. Workman Jr. is an American scientist, born on August 6, 1952, in Northfield, Minnesota.
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Kinetic isotope effect
The kinetic isotope effect (KIE) is the change in the reaction rate of a chemical reaction when one of the atoms in the reactants is replaced by one of its isotopes.
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LeRoy radius
The LeRoy radius, derived by Robert J. LeRoy, defines the internuclear distance between two atoms at which LeRoy-Bernstein theory (sometimes called near-dissociation theory) becomes valid.
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List of character tables for chemically important 3D point groups
This lists the character tables for the more common molecular point groups used in the study of molecular symmetry.
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List of infrared articles
This is a list of Infrared topics.
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Metal ions in aqueous solution
A metal ion in aqueous solution (aqua ion) is a cation, dissolved in water, of chemical formula z+.
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Molecular entity
A molecular entity is "any constitutionally or isotopically distinct atom, molecule, ion, ion pair, radical, radical ion, complex, conformer, etc., identifiable as a separately distinguishable entity".
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Molecular geometry
Molecular geometry is the three-dimensional arrangement of the atoms that constitute a molecule.
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Molecular spring
A Molecular spring is a device or part of a biological system based on molecular mechanics and is associated with molecular vibration.
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Mostafa El-Sayed
Mostafa A. El-Sayed (Arabic: مصطفى السيد) (born 8 May 1933) is an Egyptian chemical physicist, a leading nanoscience researcher, a member of the National Academy of Sciences and a US National Medal of Science laureate.
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Neomorphism
Neomorphism refers to the wet metamorphic process in which diagenetic alterations systematically transform minerals into either polymorphs or crystalline structures that are structurally identical to the rock(s) from which they developed.
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Neutron spectroscopy
Neutron scattering is a spectroscopic method of measuring the atomic and magnetic motions of atoms.
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Nitrogen inversion
In chemistry, nitrogen inversion is a fluxional process in nitrogen and amines, whereby the molecule "turns inside out".
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Nuclear chemistry
Nuclear chemistry is the subfield of chemistry dealing with radioactivity, nuclear processes, such as nuclear transmutation, and nuclear properties.
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Nuclear resonance vibrational spectroscopy
Nuclear resonance vibrational spectroscopy is a synchrotron-based technique that probes vibrational energy levels.
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Physical organic chemistry
Physical organic chemistry, a term coined by Louis Hammett in 1940, refers to a discipline of organic chemistry that focuses on the relationship between chemical structures and reactivity, in particular, applying experimental tools of physical chemistry to the study of organic molecules.
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Potential energy surface
A potential energy surface (PES) describes the energy of a system, especially a collection of atoms, in terms of certain parameters, normally the positions of the atoms.
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Pyramidal inversion
In chemistry, pyramidal inversion is a fluxional process in compounds with a pyramidal molecule, such as ammonia (NH3) "turns inside out".
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Raman spectroscopy
Raman spectroscopy (named after Indian physicist Sir C. V. Raman) is a spectroscopic technique used to observe vibrational, rotational, and other low-frequency modes in a system.
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Reaction dynamics
Reaction dynamics is a field within physical chemistry, studying why chemical reactions occur, how to predict their behavior, and how to control them.
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Reaction intermediate
A reaction intermediate or an intermediate is a molecular entity that is formed from the reactants (or preceding intermediates) and reacts further to give the directly observed products of a chemical reaction.
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Renner–Teller effect
The Renner–Teller effect or Renner effect is an effect due to rovibronic coupling on the electronic spectra of three- (or more) atomic linear molecules in degenerate electronic (Π, Δ,..., etc.) states.
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Repulsive state
In quantum mechanics, a repulsive state is an electronic state of a molecule for which there is no minimum in the potential energy.
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Resonance Raman spectroscopy
Resonance Raman spectroscopy (RR spectroscopy) is a Raman spectroscopy technique in which the incident photon energy is close in energy to an electronic transition of a compound or material under examination.
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Rotational transition
A rotational transition is an abrupt change in angular momentum in quantum physics.
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Rotational–vibrational spectroscopy
Rotational–vibrational spectroscopy is a branch of molecular spectroscopy concerned with infrared and Raman spectra of molecules in the gas phase.
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Schrödinger equation
In quantum mechanics, the Schrödinger equation is a mathematical equation that describes the changes over time of a physical system in which quantum effects, such as wave–particle duality, are significant.
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Scintillator
A scintillator is a material that exhibits scintillation—the property of luminescence, when excited by ionizing radiation.
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Scissors (disambiguation)
Scissors are a tool used for cutting.
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Selection rule
In physics and chemistry, a selection rule, or transition rule, formally constrains the possible transitions of a system from one quantum state to another.
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Simple harmonic motion
In mechanics and physics, simple harmonic motion is a special type of periodic motion or oscillation motion where the restoring force is directly proportional to the displacement and acts in the direction opposite to that of displacement.
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Spectral bands
Spectral bands are part of optical spectra of polyatomic systems, including condensed materials, large molecules, etc.
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Spectroscopy
Spectroscopy is the study of the interaction between matter and electromagnetic radiation.
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Sublimation (phase transition)
Sublimation is the transition of a substance directly from the solid to the gas phase, without passing through the intermediate liquid phase.
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Surface diffusion
Surface diffusion is a general process involving the motion of adatoms, molecules, and atomic clusters (adparticles) at solid material surfaces.
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Symmetry of diatomic molecules
Molecular symmetry in physics and chemistry describes the symmetry present in molecules and the classification of molecules according to their symmetry.
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Transition metal
In chemistry, the term transition metal (or transition element) has three possible meanings.
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Transition state theory
Transition state theory (TST) explains the reaction rates of elementary chemical reactions.
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Transparency and translucency
In the field of optics, transparency (also called pellucidity or diaphaneity) is the physical property of allowing light to pass through the material without being scattered.
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Triatomic molecule
Triatomic molecules are molecules composed of three atoms, of either the same or different chemical elements.
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Uranyl
The uranyl ion is an oxycation of uranium in the oxidation state +6, with the chemical formula.
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Van der Waals strain
In chemistry, van der Waals strain is strain resulting from van der Waals repulsion when two substituents in a molecule approach each other with a distance less than the sum of their van der Waals radii.
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Vibrational partition function
The vibrational partition functionDonald A. McQuarrie, Statistical Mechanics, Harper & Row, 1973 traditionally refers to the component of the canonical partition function resulting from the vibrational degrees of freedom of a system.
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Vibronic spectroscopy
Vibronic spectra involve simultaneous changes in the vibrational and electronic energy states of a molecule.
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Wavelength
In physics, the wavelength is the spatial period of a periodic wave—the distance over which the wave's shape repeats.
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Weiguo Sun
Weiguo Sun (孙卫国) is the president of Xihua University in Chengdu, Sichuan, People's Republic of China.
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Young Justice (TV series)
Young Justice is an American animated television series developed by Brandon Vietti and Greg Weisman for Cartoon Network.
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Redirects here:
Atomic vibration, Molecular vibrations, Scissoring (chemistry), Vibration spectrum, Vibrational frequency, Vibrational spectroscopic, Vibrational spectrum, Vibrational transition.
References
[1] https://en.wikipedia.org/wiki/Molecular_vibration
