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...a quantity possessing a [[continuous function|continuous]] [[translational symmetry]]. The [[continuity equation]] for the conserved current is a statement of *[[Time]] and [[energy]] - the continuous translational symmetry of time implies the [[conservation of energy]] ...

{{About|time-translation symmetry (TTS)|time reversal symmetry|T-symmetry}} ...that the laws of physics are the same throughout history. Time-translation symmetry is closely connected, via [[Noether's theorem]], to [[conservation of energ ...

...n theoretical physics, and many theories are expressed in terms of their [[symmetry in physics|symmetries]] and invariants. ...ther's theorem]], any invariance of a physical system under a [[continuous symmetry]] leads to a fundamental [[Conservation law (physics)|conservation law]]. ...

...the [[conserved current]] associated to the [[chiral symmetry]] or [[axial symmetry]] of a system. According to [[Noether's theorem]], each [[symmetry]] of a system is associated a conserved quantity.<ref> ...

...point masses: electrons and nuclei) are often seen as rigid bodies (see [[Rotational spectroscopy#Classification of molecular rotors|classification of molecules ...the wing and directed forward, ''b''₂ is normal to the plane of symmetry and directed rightward, and ''b''₃ is given by the cross product ...

...web |last=Landreman |first=Matt |date=2019 |title=Quasisymmetry: A hidden symmetry of magnetic fields |url=https://hiddensymmetries.princeton.edu/sites/g/file ...nt]] takes this approach. One can also achieve this property without quasi-symmetry, and [[Wendelstein 7-X]] is an example of a device which is close to omnige ...

==Screw axis symmetry== ...lix.png|thumb|The [[Boerdijk–Coxeter helix]] is an example of a screw axis symmetry that is nonperiodic.]] ...

...ions in the [[mid-infrared]] and [[near-infrared]]. Vibrational bands have rotational fine structure. Electronic transitions occur in the [[vacuum ultraviolet]] Liquid water has no rotational spectrum but does absorb in the microwave region. Its weak absorption in th ...

...eam calculations. The mass moment of inertia is often also known as the '''rotational inertia''', and sometimes as the '''angular mass'''. ...of inertia of shapes with more complicated mass distributions and lacking symmetry. When calculating moments of inertia, it is useful to remember that it is a ...

...y/2031.html|archive-date = 2010-01-03|url-status = dead}}</ref> order, and symmetry all relate to the concept of left- and right-handedness.<ref name=metamater ...ement, except for the special case when the structure has a line of mirror symmetry in the [[plane of incidence]].<ref>{{Cite journal| last = Plum| first =E.|a ...

{{Short description|Symmetry of spatially mirrored systems}} ==Simple symmetry relations== ...

==Symmetry== ...CC lattice]], a [[truncated octahedron]], showing symmetry labels for high symmetry lines and points]] ...

...ed [[isospin]] in 1937, the first 'internal' quantum number unrelated to a symmetry in real space-time.<ref name=Brown1987>{{Cite book |last=Brown |first=L.M. ===Connection to symmetry=== ...

{{Short description|Scalar measure of the rotational inertia with respect to a fixed axis of rotation}} ...lywheel]]s have large moments of inertia to smooth out changes in rates of rotational motion. ...

...ly related. However, note that some piezoelectric materials have a crystal symmetry that does not allow pyroelectricity. ...ot having a [[Fixed points of isometry groups in Euclidean space|centre of symmetry]]). Of these twenty-one, twenty exhibit direct [[piezoelectricity]], the re ...

...per repeat unit, so they have a choice of multiple conformations. However, rotational barriers are relatively high, the chains can be stabilized into favorable c ...these SCLCP's suffered from their slow switching times due to their high [[rotational viscosity]]. ...

The fictitious [[Coriolis force]], which is observed in rotational frames, is ordinarily visible only in very large-scale motion like the proj ...due to the rotation of the frame; a point seen from a rotating frame has a rotational component of velocity that is greater the further the point is from the ori ...

..., [[Yevgraf Fyodorov]] and others was used to classify crystals by their [[symmetry group]], and tables of crystal structures were the basis for the series ''I ...ordered phases as [[Spontaneous symmetry breaking|spontaneous breakdown of symmetry]]. The theory also introduced the notion of an [[order parameter]] to disti ...

...ics)|operators]]. The experimentally determined relationship between the [[rotational strength]] <math>R</math> of a sample and the <math>\Delta\varepsilon</math The rotational strength has also been determined theoretically, ...

...inted hundreds of [[Marine biology|marine organisms]] to emphasise their [[symmetry]]. Scottish biologist [[D'Arcy Thompson]] pioneered the study of growth pat ...ons of marine organisms, in particular [[Radiolaria]], emphasising their [[symmetry]] to support his faux-[[Charles Darwin|Darwinian]] theories of evolution.{{ ...