gyration tensor

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gyration tensor

[ji′rā·shən ¦ten·sər]
(solid-state physics)
A tensor characteristic of an optically active crystal, whose product with a unit vector in the direction of propagation of a light ray gives the gyration vector.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Satisfactory was the multifocal IOL with +4D add at the IOL plane, yielding +3.2D add at the spectacle plan which had apodized technology, asphericity and diffractive which gave spectacle independence in 70% of the patients.
A new radiological index for assessing asphericity of the femoral head in cam impingement.
Data obtained from topographic maps: mean keratometric readings along the flattest (K1) and steepest (K2) meridians, topographic astigmatism (cylinder) and asphericity for the anterior corneal surfaces, maximum curvature power on front of the cornea with vertical, horizontal location absolute distance from apex in mm, corneal thickness at the center (central corneal thickness) and at the thinnest point of the cornea (thinnest corneal thickness).
This regression caused decline of visual acuity in the afternoon as corneal asphericity returns.
Lin, "Asphericity errors correction of magnetic gradient tensor invariants method for magnetic dipole localization," IEEE Transactions on Magnetics, vol.
Steffen et al., "The asphericity of the metabolic tumour volume in NSCLC: correlation with histopathology and molecular markers," European Journal of Nuclear Medicine and Molecular Imaging, vol.
The collective conclusion of these studies is that asphericity appears to be ubiquitous to all SNe Ibc.
Noda, "A measurement of charge asphericity in iron metal," Acta Crystallographica Section A, vol.
(63) Although it is intrinsically difficult to observationally estimate [B.sub.t] which is invisible from outside, we have successfully overcome this difficulty, by utilizing the idea that strong internal MFs will deform the star up to an "asphericity" of (64)
Asphericity of the femoral head causes cam impingement, whereas pincer impingement is a pathological condition caused by acetabular over-coverage [10].
Change of corneal asphericity and spherical aberration after Q-value customized LASIK.