Johanna Schmidtke

PhD Student

Research Interests

• Steady-state and time-resolved high pressure optical spectroscopy of conjugated polymers and blends
• Photovoltaic diodes based on disctoic liquid crystalline systems

Biography

• PhD Candidate in Physics at the University of Cambridge, Cambridge, U.K., 2002-2006
• Bachelor of Science in Biochemistry and Mathematics at the University of Arizona, Tucson, Arizona, U.S.A., 1998-2002
• Thesis on `Molecular dopants for nematic liquid crystals' with Prof. Seth Marder, Department of Chemistry, University of Arizona, 2000-2002

Publications

• J. P. Schmidtke, R. H. Friend, M. Kastler, K. Müllen, Control of morphology in efficient solar cells from discotic liquid crystals, Journal of Chemical Physics 124, 174704 (2006).
• J. N. Haddock, B. Kippelen, D. L. Mathine, J. P. Schmidtke, S. Kumaraswamy, S. R. Marder, O. Kwon, E. Zojer, J.-L. Bredas, S. R. Marder, Colorless Molecular Dopants for Low-Operating-Voltage Nematic Liquid Crystals, Mol. Cryst. Liq. Cryst. 428, 17-32 (2005).
• J.P. Schmidtke, K. Müllen, R.H. Friend, Controlling Organization in Photovoltaic Diodes from Discotic Liquid Crystals via Anode Surface Energy Alteration, Proc. MRS 836, L4.7 (2004).

Awards/Schloarships

• U.K. Overseas Research Student Award
• Gates Cambridge Scholarship
• U.S. National Science Foundation Graduate Research Fellowship
• Goldwater Scholarship
• U.S.A. Today All-American Academic Team