Page 128 - Photoreactive Organic Thin Films

4

PHOTOISOMERIZATION AND

PHOTO-ORtCNTATION OF AZO

DYE m FILMS OF POLYMER:

MOLECULAR INTERACTION, FREE

VOLUME, AND POLYMER

STRUCTURAL EFFECTS

ZOUHEIR SEKKAT*,*
WOLFGANG KNOLL*
*Department of Applied Physics, Osaka University, Suita, Osaka 565-0871, Japan
f
School of Science and Engineering, Al Akhawayn University in Ifrane, 53000 Ifrane, Morocco
^Max-Planck Institut fur Polymerforschung, Ackermannweg W, 55128 Mainz, Germany

4.1 INTRODUCTION
4.2 PHOTOISOMERIZATION OF AZOBENZENES IN
MOLECULARLYTHIN SELF-ASSEMBLED
MONOLAYERS: PHOTO-ORIENTATION AND PHOTO-
MODULATION OF THE OPTICAL THICKNESS
4.2.1 Photoisomerization of Azo-SAMs
4.2.2 Photo-Orientation in MolecularlyThin Layers (Smart
Monolayers)
4.2.3 Photo-Modulation of the Optical Thickness of Molecularly
Thin Layers
4.3 PHOTOISOMERIZATION AND PHOTO-ORIENTATION OF
AZOBENZENES IN SUPRAMOLECULAR ASSEMBLIES:
PHOTO-CONTROL OF THE STRUCTURAL AND
OPTICAL PROPERTIES OF LANGMUIR-BLODGETT-
KUHN MULTILAYERS OF HAIRY-ROD AZO-
POLYGLUTAMATES
4.4 POLYMER STRUCTURAL EFFECTS ON PHOTO-
ORIENTATION
4.4.1 Photoisomerization and Photo-Orientation of High-
Temperature Azo-Polyimides
4.4.2 Photoisomerization and Photo-Orientation of Flexible
Azo-Polyurethanes
4.5 PRESSURE EFFECTS ON PHOTOISOMERIZATION AND
PHOTO-ORIENTATION
4.6 CONCLUSION

Photorcactwe Organic Thin Films I 07
Copyright 2002, Elsevier Science (USA). All rights of reproduction in any form reserved.