Atmospheric pressure graphitization of SiC(0001)- A route towards wafer-size graphene layers (2008)
Emtsev, Konstantin V., Bostwick, Aaron, Horn, Karsten, Jobst, Johannes, Kellogg, Gary L., Ley, Lothar, ...
We have investigated epitaxial graphene films grown on SiC(0001) by annealing in an atmosphere of Ar instead of vacuum. Using AFM and LEEM we observe a significantly improved surface morphology and...
Mucha-Kruczyński, M., Tsyplyatyev, O., Grishin, A., McCann, Edward, Fal’ko, Vladimir I., Bostwick, Aaron, ...
We theoretically show how constant-energy maps of the angle-resolved photoemission intensity can be used to test wave function symmetry in graphene. For monolayer graphene, we demonstrate that the...
Interlayer Interaction and Electronic Screening in Multilayer Graphene (2008)
Ohta, Taisuke, Bostwick, Aaron, McChesney, J.L., Seyller, Thomas, Horn, Karsten, Rotenberg, Eli
Van Hove Singularity and Apparent Anisotropy in the Electron-Phonon Interaction in Graphene (2008)
Park, Cheol-Hwan, Giustino, Feliciano, McChesney, Jessica L., Bostwick, Aaron, Ohta, Taisuke, Rotenberg, Eli, ...
We show that the electron-phonon coupling strength obtained from the slopes of the electronic energy vs. wavevector dispersion relations, as often done in analyzing angle-resolved photoemission data,...
Photoemission studies of graphene on SiC: growth, interface, and electronic structure (2008)
Bostwick, Aaron, Emtsev, K. V., Horn, Karsten, Huwald, E., Ley, L., McChesney, Jessica L., ...
Morphology of graphene thin film growth on SiC(0001) (2007)
Ohta, Taisuke, Gabaly, Farid El, Bostwick, Aaron, McChesney, Jessica, Emtsev, Konstantin V., Schmid, Andreas K., ...
Epitaxial films of graphene on SiC(0001) are interesting from a basic physics as well as applications-oriented point of view. Here we study the emerging morphology of in-vacuo prepared graphene films...
Brar, Victor W., Zhang, Yuanbo, Yayon, Yossi, Bostwick, Aaron, Ohta, Taisuke, McChesney, Jessica L., ...
We present a scanning tunneling spectroscopy (STS) study of the local electronic structure of single and bilayer graphene grown epitaxially on a SiC(0001) surface. Low voltage topographic images...
Symmetry Breaking in Few Layer Graphene Films (2007)
Bostwick, Aaron, Ohta, Taisuke, McChesney, Jessica L., Emtsev, Konstantin V., Seyller, Thomas, Horn, Karsten, ...
Recently, it was demonstrated that the quasiparticle dynamics, the layer-dependent charge and potential, and the c-axis screening coefficient could be extracted from measurements of the spectral...
McChesney, Jessica L., Bostwick, Aaron, Ohta, Taisuke, Emtsev, Konstantin V., Seyller, Thomas, Horn, Karsten, ...
The nature of the coupling leading to superconductivity in layered materials such as high-Tc superconductors and graphite intercalation compounds (GICs) is still unresolved. In both systems,...
Renormalization of graphene bands by many-body interactions (2007)
Bostwick, Aaron, Ohta, Taisuke, McChesney, Jessica L., Seyller, Thomas, Horn, Karsten, Rotenberg, Eli
We have determined the electronic bandstructure of clean and potassium-doped single layer graphene, and fitted the graphene π bands to a first- and third-nearest-neighbor tight binding model. We...
Ohta, Taisuke, Bostwick, Aaron, McChesney, Jessica L., Seyller, Thomas, Horn, Karsten, Rotenberg, Eli
The unusual transport properties of graphene are the direct consequence of a peculiar band structure near the Dirac point. We determine the shape of the π bands and their characteristic splitting,...
Quasiparticle dynamics in graphene (2007)
Bostwick, Aaron, Ohta, Taisuke, Seyller, Thomas, Horn, Karsten, Rotenberg, Eli
The effectively massless, relativistic behaviour of graphene's charge carriers—known as Dirac fermions—is a result of its unique electronic structure, characterized by conical valence and...
Symmetry breaking in few layer graphene films (2007)
Bostwick, Aaron, Ohta, Taisuke, McChesney, Jessica L., Emtsev, K. V., Seyller, Thomas, Horn, Karsten, ...
Recently, it was demonstrated that the quasiparticle dynamics, the layer-dependent charge and potential, and the c-axis screening coefficient could be extracted from measurements of the spectral...
Brar, Victor W., Zhang, Yuanbo, Yayon, Yossi, Ohta, Taisuke, McChesney, Jessica L., Bostwick, Aaron, ...
Band structure and many body effects in graphene (2007)
Bostwick, Aaron, Ohta, Taisuke, McChesney, Jessica L., Seyller, Thomas, Horn, Karsten, Rotenberg, Eli
Interlayer interaction and electronic screening in multilayer graphene (2006)
Ohta, Taisuke, Bostwick, Aaron, McChesney, J. L., Seyller, Thomas, Horn, Karsten, Rotenberg, Eli
The unusual transport properties of graphene are the direct consequence of a peculiar bandstructure near the Dirac point. We determine the shape of the pi bands and their characteristic splitting,...
Experimental Determination of the Spectral Function of Graphene (2006)
Bostwick, Aaron, Ohta, Taisuke, Seyller, Thomas, Horn, K., Rotenberg, Eli
A number of interesting properties of graphene and graphite are postulated to derive from the peculiar bandstructure of graphene. This bandstructure consists of conical electron and hole pockets that...
Controlling the Electronic Structure of Bliayer Graphene (2006)
Ohta, Taisuke, Bostwick, Aaron, Seyller, Thomas, Horn, Karsten, Rotenberg, Eli
We describe the synthesis of bilayer graphene thin films deposited on insulating silicon carbide and report the characterization of their electronic band structure using angle-resolved photoemission....