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Photochromism and photochemistry of 2,3,4,4-tetrachloro-1-keto-1,4-dihydronaphthalene (β-TKN)

✍ Scribed by F.P.A. Zweegers; C.A.G.O. Varma

Publisher
Elsevier Science
Year
1978
Weight
164 KB
Volume
9
Category
Article
ISSN
0047-2670

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The photochemical formation of secondary
The photochemical formation of secondary triplet spin systems from primary triplets in single crystals of photochromic 2,3,4,4-tetrachloro-1-keto-1,4-dihydronaphthalene (β-TKN)
✍ F.P.A. Zweegers; C.A.G.O. Varma 📂 Article 📅 1979 🏛 Elsevier Science 🌐 English ⚖ 496 KB

Irmdktrion ofsir@e crystnfs of photochromic p-TRN u ith UV tight yields initiehy a tripIet spin system. arising from spin c~uphng between trio redice& Iouted on nei&bourinS httice sites. After prolonged irradiation. free radicals and another triplet spin system are observed in the ESR spectrum. The