Steffen Duhm

Professor

Diploma in Physics, Humboldt University (Berlin, Germany), 2004
Dr. rer. nat. in Physics, Humboldt University (Berlin, Germany), 2008
Postdoctoral research, Chiba University (Japan), 2008-2012
Professor, Institute of Functional Nano & Soft Materials (FUNSOM)，Soochow University (China), since 2012

TEL: +86-512-65880371
E-mail: duhm@suda.edu.cn

Research Interests
Electronic structure at organic/inorganic and organic/organic interfaces. Bonding distances of organic monolayers to metal substrates. Transport mechanisms in organic thin films. Band structure of organic single crystals.

Main Contributions
Explaining the orientation-dependent ionization energy of organic thin films. Unraveling the driving force for organic molecules to form metallic monolayers. Published over 100 papers with well over 6000 citations resulting in an h-index of 42.

Selected Publications

1. R.-B. Wang, Y.-S. Wang, C. Wu, T.-S. Zhai, J.-C. Yang, B.-Q. Sun*, S. Duhm* and N. Koch*, “Direct observation of conductive polymer induced inversion layer in n-Si and correlation to solar cell performance”, Adv. Funct. Mater. 1903440 (2019).

2. K.-K. Fu, R.-B. Wang, T. Katase, H. Ohta, N. Koch and S. Duhm*, “Stoichiometric and Oxygen-Deficient VO2 as Versatile Hole Injection Electrode for Organic Semiconductors”, ACS Appl. Mater. Interfaces 10, 10552 (2018).

3. N. Aghdassi, Q. Wang, R.-R. Ji, B. Wang, J. Fan and S. Duhm, “Ultraviolet photoelectron spectroscopy reveals energy-band dispersion for π-stacked 7,8,15,16-tetraazaterrylene thin films in a donor-acceptor bulk heterojunction”, Nanotechnology 29, 194002 (2018).

4. R.-B. Wang, C. Wu, Y. Hu, J.-T. Li, P.-F. Shen, Q. Wang, L.-S. Liao, L.-J. Liu and S. Duhm*,“CH3NH3PbI3-xClx under Different Fabrication Strategies: Electronic Structures and Energy-Level Alignment with an Organic Hole Transport Material”, ACS Appl. Mater. Interfaces 9, 7859 (2017).

5. Chen Wu, Yatao Zou, Tian Wu, Muyang Ban, Vincenzo Pecunia, Yujie Han, Qipeng Liu, Tao Song, Steffen Duhm*, Baoquan Sun,“Improved Performance and Stability of All-Inorganic Perovskite Light-Emitting Diodes by Antisolvent Vapor Treatment”, Adv. Funct. Mater. 27, 1700338 (2017).

6. A. Yang, A. Franco-Cañellas, M. Sato, B. Wang, R.-B. Wang, H. Koike, I. Salzmann, P. K. Thakur, T.-L. Lee, L.-J. Liu, S. Kera, A. Gerlach, K. Kanai, J. Fan, F. Schreiber and S. Duhm*, “Nitrogen substitution impacts organic-metal interface energetics”, Phys. Rev. B 94, 155426 (2016).

7. G. Heimel, S. Duhm*, I. Salzmann, A. Gerlach, A. Strozecka, J. Niederhausen, C. Bürker, T. Hosokai, I. Fernandez Torrente, G. Schulze, S. Winkler, A. Wilke, R. Schlesinger, J. Frisch, B. Bröker, A. Vollmer, B. Detlefs, J. Pflaum, S. Kera, K. J. Franke, N. Ueno, J. I. Pascual, F. Schreiber, N. Koch, “Charged and metallic molecular monolayers through surface-induced aromatic stabilization”, Nat. Chem.5, 187 (2013).

8. S. Duhm*, Q. Xin, S. Hosoumi,