Functionalization of epitaxially grown graphene nanostructures
- Date
- May 11, 2017
- Time
- 1:00 PM - 2:00 PM
- Speaker
- Prof. Christoph Tegenkamp
- Affiliation
- Leibniz University of Hannover
- Series
- TUD nanoSeminar
- Language
- en
- Main Topic
- Materialien
- Other Topics
- Materialien
- Host
- G. Cuniberti
- Description
- Functionalization of graphene is an essential task for any future carbon based electronics. In this respect graphene ribbons grown on pre-structured SiC(0001) surfaces are interesting as they exhibit promising transport properties. Graphene ribbons grown on pre-structured SiC(0001) surfaces exhibit promising transport properties, e.g. high temperature annealing of appropriately designed SiC-Mesa structures results in growth of sidewall nanoribbons revealing robust ballistic transport channels with mean free path lengths up to 16µm at 300K. The existence of edge states on zig-zag oriented ribbons is confirmed by Raman, STM and STS measurements. Moreover, we have recently fabricated nano-constrictions within these wires revealing Fabry-Perot like resonance features.
Last modified: May 11, 2017, 9:39:19 AM
Location
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Organizer
TUD Institute for Materials ScienceHallwachsstr.301069Dresden
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