Efficient Phenanthrene, Helicene, and Az
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David C. Harrowven; Ian L. Guy; Lana Nanson
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Article
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2006
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John Wiley and Sons
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English
β 153 KB
For many years, helicenes were regarded as little more than an academic curiosity. More recently, their extraordinary optical, [1] electronic, [2] and chelating [3] properties have rekindled an interest in these nonplanar condensed aromatic compounds in fields as diverse as liquid crystals, [4] sens