solvatochromism

https://doi.org/10.1351/goldbook.S05749
The (pronounced) change in position and sometimes intensity of an electronic absorption or emission band, accompanying a change in the @P04710@ of the medium. Negative (positive) solvatochromism corresponds to a @H02929@ (@B00618@) shift with increasing solvent @P04710@.
See also:
Dimroth–Reichardt ET parameter
,
Z-value
Sources:
PAC, 1994, 66, 1077. (Glossary of terms used in physical organic chemistry (IUPAC Recommendations 1994)) on page 1164 [Terms] [Paper]
PAC, 1996, 68, 2223. (Glossary of terms used in photochemistry (IUPAC Recommendations 1996)) on page 2274 [Terms] [Paper]
Citation: 'solvatochromism' in IUPAC Compendium of Chemical Terminology, 3rd ed. International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. https://doi.org/10.1351/goldbook.S05749 RIS BibTex EndNote
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Last revised: February 24, 2014