Surface photochemistry: use of spiropyrans as indicators of surface polarity
Keyword(s):
The position of the long wavelength absorption band in the spectrum of a spiropyran is sensitive to solvent polarity. This property has been used to determine the polarity of the silica gel surface.
1990 ◽
Vol 51
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pp. 557-563
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1952 ◽
Vol 65
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pp. 298-299
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2013 ◽
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Vol 61
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pp. 155-159
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pp. 2376-2385
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pp. 1391-1400
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