Joanna Hass

joanna.hass [.:at:.] gatech.edu

Research Focus

Growth, Structure, and Interface Analysis of Graphene Films Grown on Silicon Carbide using STM, LEED, Auger spectroscopy and X-Ray Diffraction Techniques (co-advisor: Dr. Edward Conrad)

(X-ray Diffraction done at Argonne National Lab’s Advanced Photon Source: http://www.aps.anl.gov/)

Worked in the First Group Since

May 2004

Publications

J. Hass, F.Varchon, J. E. Millan-Otoya, M. Sprinkle, W.A. de Heer, C. Berger, P.N. First, L. Magaud, E.H. Conrad
Rotational stacking and its electronic effects on graphene films grown on 4H-SiC
Article, submitted to Phys. Rev. Lett. June 2007

Walt A. de Heer, Claire Berger, Xiaosong Wu, Phillip N. First, Edward H. Conrad, Xuebin Li, Tianbo Li, Michael Sprinkle, Joanna Hass, Marcin L. Sadowski, *et al.*
Epitaxial graphene * Solid State Communications*, 143 *, Issues 1-2*, *July 2007*, *Pages 92-100*

J. Hass, R. Feng, J.E. Millan-Otoya, X. Li, M. Sprinkle, P.N. First, C. Berger, W.A. deHeer, E.H. Conrad
The structural properties of the multi-layer graphene/4H-SiC(000-1) system as determined by Surface X-ray Diffraction, Phys. Rev. B 75, 214109 (2007)

F. Varchon, R. Feng, J. Hass, X. Li, B. Ngoc Nguyen, C. Naud, P. Mallet, J.-Y. Veuillen, C. Berger, E.H. Conrad, L. Maguad
Electronic structure of epitaxial graphene layers on SiC: effect of the substrate, submitted to Phys. Rev. Lett., Article

J. Hass, C.A. Jeffery, R. Feng, T. Li, X. Li, Z. Song, C. Berger, W.A. deHeer, P.N. First, E.H. Conrad
Highly-ordered graphene for two dimensional electronics, Appl. Phys. Lett. 89 143106 (2006)

C. Berger, Z. Song, X. Li, X. Wu, N. Brown, C. Naud, D. Mayou, T. Li, J. Hass, A. Marchenkov, E.H. Conrad, P.N. First, W. A. deHeer
Electronic Confinement and Coherence in Patterned Epitaxial Graphene, Science 312, 1191 (2006)

Joshua R. Williams, Joanna Hass, Heike Sellinschegg and David C. Johnson
Rational Synthesis of the Metastable Compounds BixCo4-xFexSb12, Solid State Chemistry of Inorganic Materials, Volume 547 (1999) 457-463

Minor @ GA Tech

Materials Science

Awards

Undergrad School, Major, Year

Bowdoin College, Chemical Physics, 1998
http://www.bowdoin.edu/

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