Abstract
Graphitic nanowiggles (GNWs) are periodic repetitions of nonaligned
finite-sized graphitic nanoribbon domains seamlessly stitched together
without structural defects. These complex nanostructures have been
recently fabricated Cai et al., Nature (London) 466, 470 (2010) and
are here predicted to possess unusual properties, such as tunable band
gaps and versatile magnetic behaviors. We used first-principles theory
to highlight the microscopic origins of the emerging electronic and
magnetic properties of the main subclasses of GNWs. Our study
establishes a road map for guiding the design and synthesis of specific
GNWs for nanoelectronic, optoelectronic, and spintronic applications.
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