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...al and Computational Chemistry, 1999, Ideas of Quantum Chemistry, 2007 and Quantum Magnetic Resonance Imaging Diagnostics of Human Brain Disorders, 2010</ref> ...h larger relative uncertainty. In the case where energies are derived from quantum chemical calculations using finite atom-centered basis functions, [[basis s ...

The '''conductance quantum''', denoted by the symbol {{math|''G''₀}}, is the quantized unit ...]], which relates the electrical conductance of a quantum conductor to its quantum properties. It is twice the reciprocal of the [[von Klitzing constant]] (2 ...

[[Category:Quantum chemistry]] {{Quantum-chemistry-stub}} ...

==Chemistry== ...3A_Spin-spin_coupling|title=5.5 Spin-Spin Coupling|date=2015-07-21|website=Chemistry Libretexts|access-date=13 Apr 2017}}</ref> ...

# ''[[Partition coefficient]]'' (''K_D'') ([[chemistry]]) - The ratio of concentrations of a compound in two phases of a mixture o ...cident wave. It is often used to describe the probability of a particle [[Quantum tunnelling|tunnelling]] through a barrier. ...

...ial, for example [[interatomic potential]]s in physics and [[computational chemistry]] that use approximations like the [[Lennard-Jones potential|Lennard-Jones] Pair potentials are very common in physics and computational chemistry and biology; exceptions are very rare. An example of a potential energy fun ...

...s most [[nanotechnology]]) and two orders of magnitude smaller than most [[chemistry]] transformations and measurements. Picotechnology would involve the manipu ...]]. Analogous transformations known to exist in the real world are [[redox chemistry]], which can manipulate the [[oxidation states]] of atoms; excitation of el ...

{{Short description|Notation for conserved quantities in physics and chemistry}} ...igenstates.png|thumb|Single electron orbitals for hydrogen-like atoms with quantum numbers {{math|1=''n'' = 1, 2, 3}} (blocks), {{mvar|{{ell}}}} (rows) and {{ ...

...erm is predominantly used in condensed matter physics, atomic physics, and chemistry, whereas in nuclear physics the term ''[[separation energy]]'' is used. ...ass, where {{math|1=Δ''mc''² = Δ''E''}}.<ref>{{cite book| title=Quantum Physics of Atoms, Molecules, Solids, Nuclei, and Particles |last1=Eisberg | ...

...ar electric [[quadrupole moment]] of quadrupolar nuclei (those with [[spin quantum number]] greater than one-half) to generate an effect which can be measured [[Category:Quantum chemistry]] ...

...[[angular momentum of light]] that is associated with the [[Spin (physics)|quantum spin]] and the rotation between the [[polarization (waves)|polarization]] d ...ys only connected to the two circular polarizations. To construct the full quantum spin operator of light, longitudinal polarized photon modes have to be intr ...

{{quantum mechanics}} This article summarizes [[equation]]s in the theory of [[quantum mechanics]]. ...

{{Short description|Emerging technologies built on quantum mechanics}} ...first10=Jasminder |last11=Oi |first11=Daniel K. L. |date=2022-03-11 |title=Quantum physics in space |url=https://www.sciencedirect.com/science/article/pii/S03 ...

...se to answer a question, or due to fundamental reasons associated with the quantum nature of matter. In the physics of [[Special relativity|special]] and [[ge ...zation: how evidence and hypotheses steer atomic clocks," Proc. SPIE 9123, Quantum Information and Computation XII, 91230T (22 May 2014); https://doi.org/10.1 ...

...arth, including its formation and development, and the evolution, physics, chemistry, meteorology, and motion of celestial objects (such as galaxies, planets, e ** [[Quantum biology]] - application of [[quantum mechanics]] to biological phenomenon. ...

*[[Defining equation (physical chemistry)]] *[[List of equations in quantum mechanics]] ...

{{About|physics and chemistry|other fields|Degrees of freedom}} In [[physics]] and [[chemistry]], a '''degree of freedom''' is an independent physical [[parameter]] in th ...

...ent per [[unit cell]].<ref name=":0">{{Cite book|title=The CRC Handbook of Chemistry and Physics|last=Lide|first=David|publisher=The Chemical Rubber Publishing ...be expressed generally<ref name=Atkins>{{cite book|title=Atkins' Physical Chemistry|year=2010|publisher=[[Oxford University Press]]|isbn=978-0-19-954337-3|page ...

In [[physics]], emission is the process by which a higher energy quantum mechanical state of a particle becomes converted to a lower one through the ...known as [[Fermi's golden rule]]. The description has been superseded by [[quantum electrodynamics]], although the semi-classical version continues to be more ...

{{Quantum field theory}} ...ical procedure for coping with redundant [[Degrees of freedom (physics and chemistry)|degrees of freedom]] in [[field (physics)|field]] variables. By definitio ...