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Nanoscale Functionalization of Surfaces by Graft-Through Sonogashira Polymerization

IR@CLRI: CSIR-Central Leather Research Institute, Chennai

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Title Nanoscale Functionalization of Surfaces by Graft-Through Sonogashira Polymerization
 
Creator P, Murugan
Soundaran Jeevarathinam, Ananthakrishnan
Narayanasastri, Somanathan
Debasis, Samanta
Asit Baran, Mandal
 
Subject Material Science
 
Description Graft through Sonogashira polymerization was used to functionalize various surfaces with conjugate polymers in a dimension of less than 100 nm. Atomic force microscopy measurement revealed a dense surface coverage with several closely packed islands. UV-vis spectroscopy and cyclic voltametry measurements suggested a moderate band gap, which is important for various applications in material science. A device was fabricated using polymer functionalized ITO and deposited aluminium as cathode to determine the current-voltage (I-V) characteristics and charge carrier mobility. Space charge limited current method indicated moderate charge carrier mobility while I-V characteristic data indicated its behaviour as semiconducting material.
 
Publisher Royal Society of Chemistry
 
Date 2015
 
Type Article
PeerReviewed
 
Format application/pdf
 
Identifier http://clri.csircentral.net/60/1/Author%20Version%20090415.pdf
P, Murugan and Soundaran Jeevarathinam, Ananthakrishnan and Narayanasastri, Somanathan and Debasis, Samanta and Asit Baran, Mandal (2015) Nanoscale Functionalization of Surfaces by Graft-Through Sonogashira Polymerization. RSC Advances , 5. pp. 4121-4125.
 
Relation http://pubs.rsc.org/en/
http://clri.csircentral.net/60/