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Title: An Organic Semiconductor Organized into 3D DNA Arrays by “Bottom-up” Rational Design

Journal Article · · Angewandte Chemie (International Edition)

Abstract A 3D array of organic semiconductors was assembled using a DNA scaffold. An octameric aniline molecule (“octaniline”) was incorporated into a DNA building block based on a dimeric tensegrity triangle. The construct self‐assembled to form a 3D crystal. Reversible redox conversion between the pernigraniline and leucoemeraldine states of the octaniline is retained in the crystal. Protonic doping gave emeraldine salt at pH 5, corresponding to the conductive form of polyaniline. Redox cycling within the crystal was visualized by color changes and Raman microscopy. The ease of conversion between the octaniline states suggests that it is a viable electronic switch within a unique 3D structure.

Research Organization:
New York Univ. (NYU), NY (United States)
Sponsoring Organization:
USDOE Office of Science (SC); National Science Foundation (NSF); US Air Force Office of Scientific Research (AFOSR); US Army Research Office (ARO); US Department of the Navy, Office of Naval Research (ONR); Gordon and Betty Moore Foundation
Grant/Contract Number:
SC0007991; CHE-1412568; ODISSEI-1332411; CCF- 526650; W911NF-11-1-0024; N000141110729; GBMF3849
OSTI ID:
1533098
Alternate ID(s):
OSTI ID: 1399620
Journal Information:
Angewandte Chemie (International Edition), Vol. 56, Issue 23; ISSN 1433-7851
Publisher:
WileyCopyright Statement
Country of Publication:
United States
Language:
English
Citation Metrics:
Cited by: 34 works
Citation information provided by
Web of Science

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Cited By (4)

DNA nanotechnology journal November 2017
Ordered three-dimensional nanomaterials using DNA-prescribed and valence-controlled material voxels journal January 2020
Three-dimensional molecular and nanoparticle crystallization by DNA nanotechnology journal December 2017
Gold Nanoparticles in Conjunction with Nucleic Acids as a Modern Molecular System for Cellular Delivery journal January 2020