Title

Defect studies on As-synthesized and purified carbon nanostructures produced by arc-discharge in solution process

Authors

Authors

D. Bera; J. P. Perrault; H. Heinrich;S. Seal

Comments

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Abbreviated Journal Title

J. Nanosci. Nanotechnol.

Keywords

carbon nanostructures; defects; arc-discharge; synthesis; IN-SITU SYNTHESIS; ELECTRIC-ARC; WATER METHOD; NANOTUBES; ONIONS; PRESSURE; Chemistry, Multidisciplinary; Nanoscience & Nanotechnology; Materials; Science, Multidisciplinary; Physics, Applied; Physics, Condensed Matter

Abstract

Carbon nanostructures are synthesized using a novel arc-discharge in solution process. A multitude of defects on nanotubes and nanostructures is found. Evidence of these defects in as-synthesized carbon nanostructures is explored using high-resolution transmission electron microscopy (HRTEM). Tri-, tetra-, penta-, hexa-, heptagonal, toroidal, oval, and spherical nanoshells are found in HRTEM investigation along with carbon nanotubes, carbon nanohorns, carbon rods, nanoporous carbon, dislodged graphene sheets, and amorphous carbon. Purifications are carried out through two oxidation methods to eliminate the amorphous carbon. Several different defects caused by oxidations are also found in purified samples.

Journal Title

Journal of Nanoscience and Nanotechnology

Volume

6

Issue/Number

4

Publication Date

1-1-2006

Document Type

Article

Language

English

First Page

1084

Last Page

1091

WOS Identifier

WOS:000237069200026

ISSN

1533-4880

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