𝔖 Bobbio Scriptorium
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Chromism in polythiophene derivatives

✍ Scribed by I. Lévesque; M. Leclerc


Book ID
117541312
Publisher
Elsevier Science
Year
1997
Tongue
English
Weight
221 KB
Volume
84
Category
Article
ISSN
0379-6779

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## Abstract Langmuir‐Blodgett films of amphiphilic poly[3‐oligo(oxyethylene)‐4‐methylthiophene] have been obtained. The resulting thin films are poorly conjugated, with a maximum of absorption at 405 nm which remains almost constant upon heating or cooling. In contrast, cast thin films of this poly

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## Abstract Thermochromic phenomena in various regioregular and non‐regioregular polythiophene derivatives have been investigated both in the solid state and in solution. These studies have revealed the existence of two different types of thermochromic phenomena which are correlated to the substitu