Group Leader
Research Interests:
Organic electronics Hybrid metal halide perovskites Atomic geometry and electronic structure of semiconductor surfaces Structural, chemical and electronic properties of metal-semiconductor interfaces Molecular electronicsGraduate Students
Research Interests:
Chemical doping in organic semiconductors
Research Interests:
Organic electronics n- and pdoping via vacuum deposition and solution processing Application of doping to organic light emitting diodes (OLEDs) Photoelectron spectroscopy
Research Interests:
Electronic structure of metal halide perovskite surfaces and interfaces Molecular doping of surfacesPost-Docs
Research Interests:
Electronic properties of perovskite interfaces 2D/3D perovskite systems Scanning tunneling microscopyFormer Graduate Students
Thesis title: “Interface Energetics: the Key to Efficient Organic and Perovskite Solar Cells” (2019)
Current position: RE2 Robotics
Thesis title: “Molecular Doping of Organic Semiconductors” (2018)
Current position: Apple
Thesis title: "Metal Oxide Semiconductor Heterojunctions as Carrier Selective Contacts for Photovoltaic Applications" (2017)
Current Position: Postdoctoral Researcher, Dept. of Physics, Uppsala University, Sweden
Thesis title: "Creating Highly Efficient Carrier Injection or Collection Contacts via Soft-contact Lamination of p-doped Interlayer" (2015)
Current Position: McKinsey & Company, Shanghai
Thesis title: "Electrical Characterization of an Electron-Transport Polymer: Methods for Dopant Controlled Trap Passivation and Conductivity Enhancement" (MS thesis, 2015)
Current Position: Boeing Corporation
Thesis title: "Engineering Interfacial Properties of Organic Semiconductors Through Soft-Contact Lamination and Surface Functionalization" (2014)
Current Position: Intel
Thesis title: "Improving and Controlling Organic Field Effect Transistor Performance Through Dual Solvent Processing and Molecular Doping" (2014)
Current Position: McKinsey & Company, NY
Thesis title: "Local Properties of Molecular Dopants in Organic Semiconductors" (2010)
Current Position: HRL Laboratories
Thesis title: "Electrical Doping of Organic Molecular Semiconductors" (2010)
Current Position: KPMG (Klynveld Peat Marwick Goerdeler)
Thesis title: "Materials, Properties, and Applications of N-doped Organic Semiconductors" (2008)
Current Position: Sandia National Laboratories
Thesis title: "Electronic Properties of Interfaces Between Low Work Function Electrodes and a Light-Emitting Ploymer" (MS Thesis, 2008)
Current Position: Associate Professor, University of Heidelberg
Thesis title: "Energetics of Conjugated Polymer and Electrode Interfaces in Light Emitting Diode" (2007)
Current Position: BASF, Ludwigshafen, Germany.
Thesis title: "Impact of Electrode Contamination on the Electronic Structure of Metal-Organic Interface" (2006)
Current Position: Evans Analytical Group
Thesis title: "Electrical Doping of Organic Melecular Semiconductors" (2004)
Current Position: DuPont, DE
Thesis title: "Chemical and Electrical Structure of Metal/Organic Interfaces" (2001)
Current Position: Magnity Electronics
Thesis title: "Electronic Properties of GaN(0001) and AlN(0001) Surfaces and Interfaces" (2000)
Current Position: Professor, National Taiwan University
Thesis title "Understanding the Energetics in Two-Dimensional Metal Halide Perovskite Quantum Wells"
Current position: Software Engineer, Bloomberg LP, NY
Former Post-Docs
Post-Doc 2012 - 2014
Current Position: CNRS Research Director, Institut Photovoltaique de France
Post-Doc 2006 - 2008
Current Position: Professor, University of Provence Aix-Marseille, France
Post-Doc 2008 - 2011
Current Position: Professor, Okinawa Institute of Science and Technology
Post-Doc 2010- 2012
Current Position: Junior Professor, University of Cologne Germany
Post-Doc 2009 - 2011
Current Position: Philips Aachen, Germany
Post-Doc 2007 - 2009
Current Position: BASF, Germany
Post-Doc 2011-2012
Current Position: Assistant Professor, Penn State Brandywine
Post-Doc 2002 - 2003
Current Position: Professor, Humboldt University Berlin, Germany
Post-Doc 1998-2000
Current Position: Professor, Dalhousie University Halifix, Canada
Post-Doc 2002-2004
Current Position: Air Products and Chemicals Materials Research Center Allentown, PA