Dr. Oliver Bierwagen

Senior Scientist

Project Leader

Speaker of Scientists

Oliver Bierwagen

Telefon: +49 30 20377 491

Raum: 0713

Email: bierwagen@pdi-berlin.de

 

Abteilung: Epitaxy

Core research areas: Nanofabrication

 

Forschungsschwerpunkt:

Semiconductors

Oxides

Molecular Beam Epitaxy

Transport measurements

 

 

21 Autor T. Berthold , S. Katzer , J. Rombach , S. Krischok , O. Bierwagen , M. Himmerlich
Titel

Towards understanding the cross sensitivity of In2O3-based ozone sensors: Effects of O3, O2 and H2O adsorption at In2O3(111) surfaces

Source Phys. Status Solidi B , 255 , 1700324 ( 2018 )
DOI : 10.1002/pssb.201700324 | 2963 Cite : Bibtex RIS
T. Berthold, S. Katzer, J. Rombach, S. Krischok, O. Bierwagen, and M. Himmerlich

22 Autor A. Papadogianni , L. Kirste , O. Bierwagen
Titel

Structural and electron transport properties of single-crystalline In2O3 films compensated by Ni acceptors

Source Appl. Phys. Lett. , 111 , 262103 ( 2017 )
DOI : 10.1063/1.5006421 | Download: PDF | 2957 Cite : Bibtex RIS
A. Papadogianni, L. Kirste, and O. Bierwagen

23 Autor P. Vogt , O. Brandt , H. Riechert , J. Lähnemann , O. Bierwagen
Titel

Metal-exchange catalysis in the growth of sesquioxides: towards heterostructures of transparent oxide semiconductors

Source Phys. Rev. Lett. , 119 , 196001 ( 2017 )
DOI : 10.1103/PhysRevLett.119.196001 | Download: PDF | 2925 Cite : Bibtex RIS
P. Vogt, O. Brandt, H. Riechert, J. Lähnemann, and O. Bierwagen

24 Autor Z. Cheng , M. Hanke , P. Vogt , O. Bierwagen , A. Trampert
Titel

Phase formation and strain relaxation of Ga2O3 on various sapphire orientations as studied by synchrotron-based x-ray diffraction

Source Appl. Phys. Lett. , 111 , 162104 ( 2017 )
DOI : 10.1063/1.4998804 | Download: PDF | 2948 Cite : Bibtex RIS
Z. Cheng, M. Hanke, P. Vogt, O. Bierwagen, and A. Trampert

25 Autor J.-B. Barakat , S. Dadgostar , K. Hestroffer , O. Bierwagen , A. Trampert , F. Hatami
Titel

Growth of GaP and AlGaP on GaP(111)B using gas-source molecular-beam epitaxy

Source J. Cryst. Growth , tbd , tbd ( 2017 )
DOI : 10.1016/j.jcrysgro.2017.02.029 | 2884 Cite : Bibtex RIS
J.-B. Barakat, S. Dadgostar, K. Hestroffer, O. Bierwagen, A. Trampert, and F. Hatami

26 Autor T. Berthold , J. Rombach , T. Stauden , V. Polyakov , V. Cimalla , S. Krischok , O. Bierwagen , M. Himmerlich
Titel

Consequences of plasma oxidation and vacuum annealing on the chemical properties and electron accumulation of In2O3 surfaces

Source J. Appl. Phys. , 120 , 245301 ( 2016 )
DOI : 10.1063/1.4972474 | Download: PDF | 2860 Cite : Bibtex RIS
T. Berthold, J. Rombach, T. Stauden, V. Polyakov, V. Cimalla, S. Krischok, O. Bierwagen, and M. Himmerlich

27 Autor T. Nagata , O. Bierwagen , Z. Galazka , M. Imura , S. Ueda , H. Yoshikawa , Y. Yamashita , T. Chikyow
Titel

Photoelectron spectroscopic study of electronic state and surface structure of In2O3 single crystals

Source Appl. Phys. Express , 10 , 011102 ( 2016 )
DOI : 10.7567/APEX.10.011102 | 2801 Cite : Bibtex RIS
T. Nagata, O. Bierwagen, Z. Galazka, M. Imura, S. Ueda, H. Yoshikawa, Y. Yamashita, and T. Chikyow

28 Autor T. C. Kaspar , P. V. Sushko , M. E. Bowden , S. M. Heald , A. Papadogianni , C. Tschammer , O. Bierwagen , S. A. Chambers
Titel

Defect compensation by Cr vacancies and oxygen interstitials in Ti4+-doped Cr2O3 epitaxial thin films

Source Phys. Rev. B , 94 , 155409 ( 2016 )
DOI : 10.1103/PhysRevB.94.155409 | Download: PDF | 2859 Cite : Bibtex RIS
T. C. Kaspar, P. V. Sushko, M. E. Bowden, S. M. Heald, A. Papadogianni, C. Tschammer, O. Bierwagen, and S. A. Chambers

29 Autor P. Vogt , O. Bierwagen
Titel

Kinetics versus thermodynamics of the metal incorporation in molecular beam epitaxy of (InxGa1-x)2O3

Source APL Mat. , 4 , 086112 ( 2016 )
DOI : 10.1063/1.4961513 | Download: PDF | 2844 Cite : Bibtex RIS
P. Vogt, and O. Bierwagen

30 Autor P. Vogt , O. Bierwagen
Titel

Comparison of the growth kinetics of In2O3 and Ga2O3 and their suboxide desorption during plasma-assisted molecular beam epitaxy

Source Appl. Phys. Lett. , 109 , 062103 ( 2016 )
DOI : 10.1063/1.4960633 | Download: PDF | 2832 Cite : Bibtex RIS
P. Vogt, and O. Bierwagen