Probing the pH dependent assembly-disassembly of water-soluble organic capsules with coumarins and anthracene

Probing the pH dependent assembly-disassembly of water-soluble organic capsules with coumarins... Journal of Photochemistry and Photobiology A: Chemistry 355 (2018) 398–407 Contents lists available at ScienceDirect Journal of Photochemistry and Photobiology A: Chemistry journal home page : www.elsevier.com/locat e/jphotochem Probing the pH dependent assembly-disassembly of water-soluble organic capsules with coumarins and anthracene A. Mohan Raj, Sree Gayathri Talluri, Marie Dubus, Shipra Gupta, Barnali Mondal, V. Ramamurthy* Department of Chemistry, University of Miami, Coral Gables, FL 33146, USA A R T I C L E I N F O A B S T R A C T Article history: Received 6 June 2017 Octaacid (OA) and octaamine (OAm) form water-soluble capsules in presence of guest molecules. Using Received in revised form 21 July 2017 the polarity dependent fluorescence of coumarins (coumarin-1, coumarin-153 and coumarin-480) we Accepted 24 July 2017 have shown that the dynamic OA and OAm capsules can be reversibly disassembled and reassembled by Available online 25 July 2017 controlling the pH of the solution. Anthracene is a unique guest molecule that forms a 2:2 capsule with both OA and OAm and shows excimer emission when inside the capsule and monomer emission when in Dedicated to Professor Chen-Ho Tung, an water. Reversible pH dependent excimer-monomer emission of anthracene has revealed http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Journal of Photochemistry and Photobiology A: Chemistry Elsevier

Probing the pH dependent assembly-disassembly of water-soluble organic capsules with coumarins and anthracene

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Publisher
Elsevier
Copyright
Copyright © 2017 Elsevier B.V.
ISSN
1010-6030
eISSN
1873-2666
D.O.I.
10.1016/j.jphotochem.2017.07.028
Publisher site
See Article on Publisher Site

Abstract

Journal of Photochemistry and Photobiology A: Chemistry 355 (2018) 398–407 Contents lists available at ScienceDirect Journal of Photochemistry and Photobiology A: Chemistry journal home page : www.elsevier.com/locat e/jphotochem Probing the pH dependent assembly-disassembly of water-soluble organic capsules with coumarins and anthracene A. Mohan Raj, Sree Gayathri Talluri, Marie Dubus, Shipra Gupta, Barnali Mondal, V. Ramamurthy* Department of Chemistry, University of Miami, Coral Gables, FL 33146, USA A R T I C L E I N F O A B S T R A C T Article history: Received 6 June 2017 Octaacid (OA) and octaamine (OAm) form water-soluble capsules in presence of guest molecules. Using Received in revised form 21 July 2017 the polarity dependent fluorescence of coumarins (coumarin-1, coumarin-153 and coumarin-480) we Accepted 24 July 2017 have shown that the dynamic OA and OAm capsules can be reversibly disassembled and reassembled by Available online 25 July 2017 controlling the pH of the solution. Anthracene is a unique guest molecule that forms a 2:2 capsule with both OA and OAm and shows excimer emission when inside the capsule and monomer emission when in Dedicated to Professor Chen-Ho Tung, an water. Reversible pH dependent excimer-monomer emission of anthracene has revealed

Journal

Journal of Photochemistry and Photobiology A: ChemistryElsevier

Published: Mar 15, 2018

References

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