Nanoanalytics

Dr. Oliver Bierwagen

Senior Scientist

Speaker of Scientists

Oliver Bierwagen

phone: +49 30 20377 491

room: 0713

email: bierwagen@pdi-berlin.de

 

Department: Epitaxy

Core research areas: Nanofabrication

 

Research interests:

Semiconductors

Oxides

Molecular Beam Epitaxy

Transport measurements

 

 

11 Author P. Mazzolini , O. Bierwagen
Title

Towards smooth (010) β-Ga2O3 films homoepitaxially grown by plasma assisted molecular beam epitaxy: The impact of substrate offcut and metal-to-oxygen flux ratio

Source J. Phys. D: Appl. Phys. , 53 , 354003 ( 2020 )
DOI : 10.1088/1361-6463/ab8eda | Download arXiv: 2003.05832 | 3177 Cite : Bibtex RIS
P. Mazzolini, and O. Bierwagen

12 Author O. Bierwagen , P. Vogt , P. Mazzolini
Title

Gallium Oxide - Plasma-Assisted Molecular Beam Epitaxy 2—Fundamentals of Suboxide-Related Growth Kinetics, Thermodynamics, Catalysis, Polymorphs, and Faceting

Source Springer Series in Materials Science , 293 , 95 ( 2020 )
DOI : 10.1007/978-3-030-37153-1_6 | 3184 Cite : Bibtex RIS
O. Bierwagen, P. Vogt, and P. Mazzolini

13 Author G. Hoffmann , M. Budde , P. Mazzolini , O. Bierwagen
Title

Efficient suboxide sources in oxide molecular beam epitaxy using mixed metal + oxide charges: The examples of SnO and Ga2O

Source APL Mater. , 8 , 031110 ( 2020 )
DOI : 10.1063/1.5134444 | Download: PDF | 3152 Cite : Bibtex RIS
G. Hoffmann, M. Budde, P. Mazzolini, and O. Bierwagen

14 Author P. Mazzolini , A. Falkenstein , C. Wouters , R. Schewski , T. Markurt , Z. Galazka , M. Martin , M. Albrecht , O. Bierwagen
Title

Substrate-orientation dependence of β-Ga2O3 (100), (010), (001), and (ˉ201) homoepitaxy by indium-mediated metal-exchange catalyzed molecular beam epitaxy (MEXCAT-MBE)

Source APL Mater. , 8 , 011107 ( 2020 )
DOI : 10.1063/1.5135772 | Download: PDF | 3156 Cite : Bibtex RIS
P. Mazzolini, A. Falkenstein, C. Wouters, R. Schewski, T. Markurt, Z. Galazka, M. Martin, M. Albrecht, and O. Bierwagen

15 Author M. Budde , T. Remmele , C. Tschammer , J. Feldl , P. Franz , J. Lähnemann , Z. Cheng , M. Hanke , M. Ramsteiner , M. Albrecht , O. Bierwagen
Title

Plasma-assisted molecular beam epitaxy of NiO on GaN(00.1)

Source J. Appl. Phys. , 127 , 015306 ( 2020 )
DOI : 10.1063/1.5129881 | Download: PDF | 3137 Cite : Bibtex RIS
M. Budde, T. Remmele, C. Tschammer, J. Feldl, P. Franz, J. Lähnemann, Z. Cheng, M. Hanke, M. Ramsteiner, M. Albrecht, and O. Bierwagen

16 Author C. Golz , Z. Galazka , J. Lähnemann , V. Hortelano , F. Hatami , W.T. Masselink , O. Bierwagen
Title

The electrical conductivity tensor of beta-Ga2O3 analyzed by van der Pauw measurements: Inherent anisotropy, off-diagonal element, and the impact of grain boundaries

Source Phys. Rev. Mater. , 3 , 124604 ( 2019 )
DOI : 10.1103/physrevmaterials.3.124604 | Download arXiv: | 3121 Cite : Bibtex RIS
C. Golz, Z. Galazka, J. Lähnemann, V. Hortelano, F. Hatami, W.T. Masselink, and O. Bierwagen

17 Author V. Jovic , S. Moser , A. Papadogianni , R.J. Koch , A. Rossi , C. Jozwiak , A. Bostwick , E. Rotenberg , J.V. Kennedy , O. Bierwagen , K.E. Smith
Title

The Itinerant 2-Dimensional Electron Gas of the Indium Oxide (111) Surface: Implications for Carbon‐ and Energy‐Conversion Applications

Source Small , 16 , 1903321 ( 2019 )
DOI : 10.1002/smll.201903321 | 3120 Cite : Bibtex RIS
V. Jovic, S. Moser, A. Papadogianni, R.J. Koch, A. Rossi, C. Jozwiak, A. Bostwick, E. Rotenberg, J.V. Kennedy, O. Bierwagen, and K.E. Smith

18 Author C.E. Simion , F. Schipani , A. Papadogianni , A. Stanoiu , M. Budde , A. Oprea , U. Weimar , O. Bierwagen , N. Barsan
Title

Conductance Model for Single-Crystalline/Compact Metal Oxide Gas Sensing Layers in the Non-Degenerate Limit: Example of Epitaxial SnO2(101)

Source ACS Sens. , 4 , 2420 ( 2019 )
DOI : 10.1021/acssensors.9b01018 | 3119 Cite : Bibtex RIS
C.E. Simion, F. Schipani, A. Papadogianni, A. Stanoiu, M. Budde, A. Oprea, U. Weimar, O. Bierwagen, and N. Barsan

19 Author T. Nagata , O. Bierwagen , Z. Galazka , S. Ueda , M. Imura , Y. Yamashita , T. Chikyow
Title

Photoelectron spectroscopic study on electronic state and electrical properties of SnO2 single crystals

Source Jpn. J. Appl. Phys., Part 1 , 58 , 080903 ( 2019 )
DOI : 10.7567/1347-4065/ab2c1e | 3122 Cite : Bibtex RIS
T. Nagata, O. Bierwagen, Z. Galazka, S. Ueda, M. Imura, Y. Yamashita, and T. Chikyow

20 Author J. Michel , D. Splith , J. Rombach , A. Papadogianni , T. Berthold , S. Krischok , M. Grundmann , O. Bierwagen , H. von Wenckstern , M. Himmerlich
Title

Processing Strategies for High-Performance Schottky Contacts on n-type Oxide Semiconductors: Insights from In2O3

Source ACS Appl. Mater. Interfaces , 11 , 27073 ( 2019 )
DOI : 10.1021/acsami.9b06455 | 3118 Cite : Bibtex RIS
J. Michel, D. Splith, J. Rombach, A. Papadogianni, T. Berthold, S. Krischok, M. Grundmann, O. Bierwagen, H. von Wenckstern, and M. Himmerlich

Contact

Dr. Achim Trampert

Head of Department 

+49 30 20377-280

trampert@pdi-berlin.de