A novel strategy towards designing a CdSe quantum dot-metallohydrogel composite material.

Nanoscale

Department of Organic Chemistry, Indian Institute of Science, Bangalore, 560012, Karnataka, India.

Published: August 2016

AI Article Synopsis

  • A new method was developed to effectively disperse hydrophobic CdSe quantum dots into water using CTAB micelles, avoiding the need for surface ligand exchange.
  • The CdSe quantum dots were successfully incorporated into 3D self-assembled fibrillar networks (SAFINs) of a hydrogel, demonstrating uniform distribution through various imaging techniques.
  • This hydrogel-QD composite shows promising applications in fields like biology, optoelectronics, sensors, non-linear optics, and materials science, with its photophysical properties being studied for the first time.

Article Abstract

We have described here an efficient method to disperse hydrophobic CdSe quantum dots (QDs) in an aqueous phase using cetyltrimethylammonium bromide (CTAB) micelles without any surface ligand exchange. The water soluble QDs were then embedded in 3D self assembled fibrillar networks (SAFINs) of a hydrogel showing homogeneous dispersibility as evidenced from optical and electron microscopic techniques. The photophysical studies of the hydrogel-QD composite are reported for the first time. These composite materials may have potential applications in biology, optoelectronics, sensors, non-linear optics and materials science.

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Source
http://dx.doi.org/10.1039/c6nr03741kDOI Listing

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