Have a personal or library account? Click to login
Synthesis and electro-optical properties of fluorene containing blue luminescent rod-coil homopolymers with pendant pyridine Cover

Synthesis and electro-optical properties of fluorene containing blue luminescent rod-coil homopolymers with pendant pyridine

Materials Science-Poland
Volume 35 (2017): Issue 1 (March 2017)
By: Duryodhan Sahu and  Subhendu Chakroborty  
Open Access
|Feb 2017

Figures & Tables

Synthetic route for PFPA and PFNA.
Synthetic route for PFPA and PFNA.
Structure of PFPA and PFNA.
Structure of PFPA and PFNA.
TGA measurements of homopolymers at a heating rate of 10 °C/min.
TGA measurements of homopolymers at a heating rate of 10 °C/min.
Normalized absorption spectra of polymers in dilute THF solutions (10−6 M) and solid films.
Normalized absorption spectra of polymers in dilute THF solutions (10−6 M) and solid films.
Normalized PL spectra of homopolymers PFPA and PFNA in dilute THF solutions (10−6 M) and solid films.
Normalized PL spectra of homopolymers PFPA and PFNA in dilute THF solutions (10−6 M) and solid films.
Cyclic voltammograms of polymers in solid films at a scan rate of 100 mV/s.
Cyclic voltammograms of polymers in solid films at a scan rate of 100 mV/s.

Molecular weight and thermal properties of PFPA and PFNA_

PolymerMnMwPDITd [°C]

Temperature of 5 % weight loss

PFPA14215152121.07352
PFNA13349151301.13359

Optical and Electrochemical properties_

PolymerSoluitionFilmEox/onsetHOMOEgLUMO
λmax (abs in nm)λmax (PL in nm)λmax (abs in nm)λmax (PL in nm)[V]

Onset oxidation and reduction potentials measured by cyclic voltammetry in solid films

[eV]

HOMO = [−(Eonset − 0.45) − 4.8] eV, where 0.45 V is the value for ferrocene versus Ag/Ag+ and 4.8 eV is the energy level of ferrocene below the vacuum

[eV][eV]

LUMO has been calculated from optical band gap

PFPA3354043424100.96−5.313.09−2.22
PFNA3394073464140.93−5.283.10−2.18
DOI: https://doi.org/10.1515/msp-2017-0034 | Journal eISSN: 2083-134X | Journal ISSN: 2083-1331
Journal RSS Feed
Language: English
Page range: 217 - 224
Submitted on: Mar 8, 2016
Accepted on: Jan 25, 2017
Published on: Feb 24, 2017
Published by: Wroclaw University of Science and Technology
In partnership with: Paradigm Publishing Services
Publication frequency: 4 issues per year
Keywords:
radical polymerization,
blue luminescence,
rod-coil homopolymer,
fluorene,
electro-optical properties
Related subjects:
Materials sciences,
Materials sciences, other,
Nanomaterials,
Functional and smart materials,
Materials characterization and properties

© 2017 Duryodhan Sahu, Subhendu Chakroborty, published by Wroclaw University of Science and Technology
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Previous articleVolume 35 (2017): Issue 1 (March 2017)Next article