Bandgap opening in graphene induced by patterned hydrogen adsorption

Richard Balog,Bjarke Jørgensen,Louis Nilsson,Mie Andersen,Emile Rienks,Marco Bianchi,Mattia Fanetti,Erik Lægsgaard,Alessandro Baraldi,Silvano Lizzit,Ž. Šljivančanin,Flemming Besenbacher,Bjørk Hammer,Thomas Garm Pedersen,Philip Hofmann,Liv Hornekær

Bandgap opening in graphene induced by patterned hydrogen adsorption

2010

Richard Balog
Bjarke Jørgensen
Louis Nilsson
Mie Andersen
Emile Rienks
Marco Bianchi
Mattia Fanetti
Erik Lægsgaard
Alessandro Baraldi
Silvano Lizzit
Ž. Šljivančanin
Flemming Besenbacher
Bjørk Hammer
Thomas Garm Pedersen
Philip Hofmann
Liv Hornekær

Several routes designed to induce a bandgap opening in graphene have been proposed. It is now demonstrated that hydrogen adsorption on the Moire pattern induced by an iridium substrate can induce a bandgap of 450 meV.

Keywords:

Materials science
Graphene
Nanotechnology
Graphene nanoribbons
Molecular electronics
Graphane
Adsorption
Bilayer graphene
Band gap
Hydrogen
Substrate (chemistry)
Iridium

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