PDI -> Staff ->

Dr. Oliver Bierwagen

Senior Scientist

Project Leader

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

 

 

1 Author J. Feldl , M. Budde , C. Tschammer , O. Bierwagen , M. Ramsteiner
Title

Magnetic characteristics of epitaxial NiO films studied by Raman spectroscopy

Source J. Appl. Phys. , 127 , 235105 ( 2020 )
DOI : 10.1063/5.0006085 | Download: PDF | 3175 Cite : Bibtex RIS
J. Feldl, M. Budde, C. Tschammer, O. Bierwagen, and M. Ramsteiner

2 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 , tbd , tbd ( 2020 )
DOI : 10.1088/1361-6463/ab8eda | Download arXiv: 2003.05832 | 3177 Cite : Bibtex RIS
P. Mazzolini, and O. Bierwagen

3 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

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

5 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 Mat. , 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

6 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

7 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

8 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

Source small , tbd , tbd ( 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

9 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 Sensors , 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

10 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