specific rotation


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specific rotation

[spə′sif·ik rō′tā·shən]
(optics)
The calculated rotation of light passing through a solution as related to the solution volume and depth, the amount of solute, and the observed optical rotation at a given wavelength and temperature.
References in periodicals archive ?
So the value of pump specific rotation could be calculated as follows:
Among the experiments themselves are to determine the wavelength of monochromatic light (sodium light) by Newton's ring, to determine the specific rotation of cane sugar solutions using half-shade polarimeter, to verify Stefan's Law by electric method using a vacuum diode, to determine the energy band gap of a given extrinsic semi-conductor material by thermal variation using a four probe method, and to determine the coefficient of viscosity of a water by Meyer's disc method.
New "single-shot" or continual measurement of optical rotation or other related parameters, such as specific rotation, concentration or inversion, can be easily achieved using the instrument's simple Methods system.
The percentage of house officers which remained uninfluenced even after specific rotation of house job and their career choice could not be altered was45%, but 49% claimed a change of attitude about specialty of anaesthesia after their rotation.
* There are no specific rotation provisions in the regulation regarding group audits with multiple PIEs; each PIE must comply with the rotation rules of the jurisdiction in which it resides.
The optical activity of the polymer solution is characterized by the specific rotation [16]:
It is acknowledged that there is no specific rotation which is standard for all agro-ecological zones.
The shortcomings identified with regard to patient exposure comprised a fragmented list of factors that students perceived as representing insufficient exposure to a certain condition or activity that sometimes related to a specific rotation where there had been a problem.
Cactus Botanies ensures chondroitin sulfate material quality with four methods: High Performance Liquid Chromatography, CPC, EHPLC and specific rotation. "Chondroitin sulfate is typically derived from animal cartilages, such as chicken, bovine, shark, etc.
This substance was then characterized by high resolution ESI-MS, [sup.1]H-, [sup.13]C-NMR, CD, and specific rotation (see Supplementary Figures S1-S7 in Supplementary Material available online at http://dx.doi.org/10.1155/2014/425942).
For all the reasons previously exposed, in this paper we analyze physical (refractive index, specific rotation, density), chemical (moisture content, water activity, pH, free acidity, carbohydrates) and microbiological (Clostridium, fungi and yeast) properties of Sothwest Antioquia honey, intending to provide the academic and industrial community with input information for their research projects and processes, respectively.
The drive simply commands a specific rotation that directly controls dispensed volume.