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Photoresponsive membranes incorporating 6-nitro, 1′,3′,3′-trimethylspiro-(2H-1-benzopyran-2,2′-indoline)

✍ Scribed by Ignazio Renato Bellobono; Susanna Giovanardi; Bruno Marcandalli; Seba Calgari; Dario Nosari


Book ID
116092526
Publisher
Elsevier Science
Year
1984
Weight
361 KB
Volume
4
Category
Article
ISSN
0144-2880

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Resonance raman studies of transient spe
✍ Hiroaki Takahashi; Keiichi Yoda; Hiroaki Isaka; Tomoyuki Ohzeki; Yoshiki Sakaino 📂 Article 📅 1987 🏛 Elsevier Science 🌐 English ⚖ 472 KB

Resonance Raman spectra of transient species of 1 ',3',3'-trimethylspiro-[2H-l-benzopyran-2,2'-indoline] in various solvents reveal that at least four transients having merocyanine-like structures are involved in the photochromism of this compound. It is concluded that the transient species in aliph