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- ...angles vary in time the rigid body is rotating and is referred to as a '''rigid rotor''' (also known as '''rigid rotator'''). A special rigid rotor is the linear rotor which is a 2-dimensional object (a pencil), requiring t25 KB (3,876 words) - 03:13, 1 October 2013
- 996 bytes (130 words) - 03:14, 1 October 2013
- 12 bytes (1 word) - 10:49, 14 November 2007
- 100 bytes (13 words) - 04:52, 22 December 2008
- Auto-populated based on [[Special:WhatLinksHere/Rigid rotor]]. Needs checking by a human.748 bytes (97 words) - 20:03, 11 January 2010

## Page text matches

- A terminological scheme to classify [[rigid rotor]]s by the relative size of their principal [[moment of inertia|moments of i170 bytes (24 words) - 14:05, 4 September 2009
- {{r|Rigid rotor}}528 bytes (69 words) - 11:54, 11 January 2010
- Auto-populated based on [[Special:WhatLinksHere/Rigid rotor]]. Needs checking by a human.748 bytes (97 words) - 20:03, 11 January 2010
- {{r|Rigid rotor}}514 bytes (66 words) - 21:37, 11 January 2010
- {{r|Rigid rotor}}517 bytes (67 words) - 20:35, 11 January 2010
- {{r|Rigid rotor}}552 bytes (70 words) - 16:10, 11 January 2010
- {{r|Rigid rotor}}572 bytes (74 words) - 21:40, 11 January 2010
- The definition of [[rigid rotor]] stems from classical mechanics. The concept is applied in [[molecular phy ...nics, as well as in quantum mechanics, the kinetic energy of rotation of a rigid rotor is linear in a quantity called the [[inertia tensor]]. This is a real, symm5 KB (704 words) - 05:59, 26 September 2007
- {{r|Rigid rotor}}737 bytes (91 words) - 14:24, 26 September 2011
- {{r|Rigid rotor}}542 bytes (73 words) - 12:52, 22 February 2011
- {{r|Rigid rotor}}632 bytes (79 words) - 15:39, 16 March 2010
- {{r|Rigid rotor}}848 bytes (105 words) - 13:43, 11 May 2010
- {{r|Rigid rotor}}1,006 bytes (129 words) - 20:33, 11 January 2010
- {{r|Rigid rotor}}955 bytes (150 words) - 03:40, 13 July 2009
- {{r|Rigid rotor}}1 KB (143 words) - 10:13, 9 May 2011
- {{r|Rigid rotor}}1 KB (157 words) - 19:35, 11 January 2010
- ...angles vary in time the rigid body is rotating and is referred to as a '''rigid rotor''' (also known as '''rigid rotator'''). A special rigid rotor is the linear rotor which is a 2-dimensional object (a pencil), requiring t25 KB (3,876 words) - 03:13, 1 October 2013
- ...their first derivative with respect to time is the angular velocity, see [[rigid rotor]] for more details.4 KB (622 words) - 20:14, 18 September 2021
- ...indices are eigenfunctions of the Hamiltonian of spherical and symmetric [[rigid rotor]]s. The matrix was introduced by [[E. Wigner]] in 1927<ref>E. Wigner, ''Ein of a [[rigid rotor]]. In all cases the three operators satisfy the following [[commutation rel11 KB (1,671 words) - 06:37, 1 November 2009
- ...vector-tensor relation for more general motions of more general systems ([[rigid rotor]]s) for which the rotational axis is not fixed in space: '''L''' and '''&om The angular momentum of a finite size rigid body ([[rigid rotor]]) will be introduced. The angular momentum is expressed with respect to a23 KB (3,890 words) - 10:45, 11 June 2009
- * The [[Rigid rotor#The quantum_mechanical linear rigid rotor|linear rigid rotor]] * The [[Rigid rotor#Schrödinger equation for symmetric top|symmetric top]]17 KB (2,678 words) - 10:12, 9 May 2011
- ...t approximation a molecule may be seen as a rigid rotor. A symmetric top [[rigid rotor]] has the unperturbed eigenstates ...matrix]]. The first-order perturbation matrix on basis of the unperturbed rigid rotor function is non-zero and can be diagonalized. This gives shifts and splitti13 KB (2,036 words) - 18:38, 10 February 2010
- ...lecule is a [[Rigid rotor#The quantum mechanical linear rigid rotor|linear rigid rotor]]—at least in the broad temperature range of interest. It is [[rigid rotor|known]] that the rotational wave functions of a linear rigid rotor are [[spherical harmonics]] <math>{\scriptstyle Y_\ell^m(\hat{\mathbf{r}})}20 KB (3,081 words) - 21:57, 31 March 2022
- The second term is the rotational term akin to the kinetic energy of the [[rigid rotor]]. Here <math>\mathcal{P}_\alpha</math> is the α component of the body-fixed ''rigid rotor angular momentum operator'',31 KB (4,757 words) - 02:20, 27 October 2013
- Smaller molecules (up to about twenty or thirty atoms) can often be seen as [[rigid rotor]]s of different shapes (linear, spherical, symmetric, and asymmetric) see [11 KB (1,558 words) - 21:27, 10 November 2020
- ...econd kind of system. A rigid (non-vibrating) molecule can be seen as a [[rigid rotor]], which moving in field-free space, has a conserved angular momentum. This21 KB (3,338 words) - 10:45, 11 June 2009
- ...frame becomes a principal axes frame in the case that the molecule is a [[rigid rotor]], that is, when all ''N'' displacement vectors are zero, which occurs when20 KB (3,213 words) - 02:14, 23 February 2010
- ...[[translation]]s of the [[atom]]s; in a molecular gas, translations and [[rigid rotor|molecular rotations]] both contribute to kinetic energy and therefore to in16 KB (2,628 words) - 14:15, 12 December 2021