Encyclopedia of Astrobiology

2015 Edition
| Editors: Muriel Gargaud, William M. Irvine, Ricardo Amils, Henderson James (Jim) CleavesII, Daniele L. Pinti, José Cernicharo Quintanilla, Daniel Rouan, Tilman Spohn, Stéphane Tirard, Michel Viso

Rotatory Power

Reference work entry
DOI: https://doi.org/10.1007/978-3-662-44185-5_1391

Synonyms

Definition

Rotatory power refers to a substance’s ability to rotate the plane of polarization of polarized electromagnetic radiation, usually visible light. This is typically measured in solution using a polarimeter and then reported as the observed rotation [ α]:
$$ \left[\alpha \right]={\left[\alpha \right]}_{\lambda}^Tlc $$
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Copyright information

© Springer-Verlag Berlin Heidelberg 2015

Authors and Affiliations

  1. 1.Earth–Life Science Institute (ELSI)Tokyo Institute of TechnologyMeguro–kuJapan
  2. 2.Institute for Advanced StudyPrincetonUSA
  3. 3.Blue Marble Space Institute of ScienceWashingtonUSA
  4. 4.Center for Chemical EvolutionGeorgia Institute of TechnologyAtlantaUSA