Dr. Oliver Brandt

Senior Scientist

Core Research Area Coordinator

Telefon: +49 30 20377 332

Raum: 0535

Email: brandt@pdi-berlin.de

 

Abteilung: Semiconductor Spectroscopy

Core research areas: Nanoanalytics , Nanofabrication , III-V nanowires for optoelectronics

 

 

1 Autor R. Volkov , N. Borgardt , O. Konovalov , S. Fernández-Garrido , O. Brandt , V. M. Kaganer
Titel

Cross-sectional shape evolution of GaN nanowires during molecular beam epitaxy growth on Si(111)

Source Nanoscale Adv. , 4 , 562 ( 2022 )
DOI : 10.1039/d1na00773d | 3271 Cite : Bibtex RIS
R. Volkov, N. Borgardt, O. Konovalov, S. Fernández-Garrido, O. Brandt, and V. M. Kaganer

2 Autor G. Hoffmann , Zongzhe Cheng , O. Brandt , O. Bierwagen
Titel

Drastically enhanced metal incorporation in the epitaxy of oxides from elemental sources due to suboxide formation and evaporation

Source APL Mater. , 9 , 111110 ( 2021 )
DOI : 10.1063/5.0058541 | Download: PDF | 3252 Cite : Bibtex RIS
G. Hoffmann, Zongzhe Cheng, O. Brandt, and O. Bierwagen

3 Autor Hanno Küpers , Ryan B. Lewis , Pierre Corfdir , Michael Niehle , T. Flissikowski , H. T. Grahn , A. Trampert , O. Brandt , L. Geelhaar
Titel

Drastic effect of sequential deposition resulting from flux directionality for the luminescence efficiency of nanowire shells

Source ACS Appl. Mater. Interfaces , 13 , 50220 ( 2021 )
DOI : 10.1021/acsami.1c12371 | arxiv: 2106.12309 | 3255 Cite : Bibtex RIS
Hanno Küpers, Ryan B. Lewis, Pierre Corfdir, Michael Niehle, T. Flissikowski, H. T. Grahn, A. Trampert, O. Brandt, and L. Geelhaar

4 Autor T. Auzelle , M. Azadmand , T. Flissikowski , M. Ramsteiner , K. Morgenroth , C. Stemmler , S. Fernández-Garrido , S. Sanguinetti , H. T. Grahn , L. Geelhaar , O. Brandt
Titel

Enhanced radiative efficiency in GaN nanowires grown on sputtered TiNx

Source ACS Photonics , 8 , 1718 ( 2021 )
DOI : 10.1021/acsphotonics.1c00224 | arxiv: 2001.06387 | 3166 Cite : Bibtex RIS
T. Auzelle, M. Azadmand, T. Flissikowski, M. Ramsteiner, K. Morgenroth, C. Stemmler, S. Fernández-Garrido, S. Sanguinetti, H. T. Grahn, L. Geelhaar, and O. Brandt

5 Autor T. Auzelle , F. Ullrich , S. Hietzschold , C. Sinito , S. Brackmann , W. Kowalsky , E. Mankel , O. Brandt , R. Lovrincic , S. Fernández-Garrido
Titel

External control of GaN band bending using phosphanate self-assembled monolayers

Source ACS Appl. Mater. Interfaces , 13 , 4626 ( 2021 )
DOI : 10.1021/acsami.0c17519 | arxiv: 2009.12089 | 3182 Cite : Bibtex RIS
T. Auzelle, F. Ullrich, S. Hietzschold, C. Sinito, S. Brackmann, W. Kowalsky, E. Mankel, O. Brandt, R. Lovrincic, and S. Fernández-Garrido

6 Autor G. Calabrese , D. van Treeck , V. M. Kaganer , O. Konovalov , P. Corfdir , C. Sinito , L. Geelhaar , O. Brandt , S. Fernández-Garrido
Titel

Radius-Dependent Homogeneous Strain in Uncoalesced GaN Nanowires

Source Acta Mat. , 195 , 87 ( 2020 )
DOI : 10.1016/j.actamat.2020.04.045 | 3147 Cite : Bibtex RIS
G. Calabrese, D. van Treeck, V. M. Kaganer, O. Konovalov, P. Corfdir, C. Sinito, L. Geelhaar, O. Brandt, and S. Fernández-Garrido

7 Autor M. Azadmand , T. Auzelle , J. Lähnemann , G. Gao , L. Nicolai , M. Ramsteiner , A. Trampert , S. Sanguinetti , O. Brandt , L. Geelhaar
Titel

Self-assembly of well-separated AlN nanowires directly on sputtered metallic TiN films

Source Phys. Status Solidi-Rapid Res. Lett. , 14 , 1900615 ( 2020 )
DOI : 10.1002/pssr.201900615 | arxiv: 1910.07391 | 3149 Cite : Bibtex RIS
M. Azadmand, T. Auzelle, J. Lähnemann, G. Gao, L. Nicolai, M. Ramsteiner, A. Trampert, S. Sanguinetti, O. Brandt, and L. Geelhaar

8 Autor J. Herranz , P. Corfdir , E. Luna , U. Jahn , R. B. Lewis , L. Schrottke , J. Lähnemann , A. Tahraoui , A. Trampert , O. Brandt , L. Geelhaar
Titel

Coaxial GaAs/(In,Ga)As dot-in-a-well nanowire heterostructures for electrically driven infrared light generation on Si in the telecommunication O band

Source ACS Appl. Nano Mater. , 3 , 165 ( 2020 )
DOI : 10.1021/acsanm.9b01866 | arxiv: 1908.10134 | 3132 Cite : Bibtex RIS
J. Herranz, P. Corfdir, E. Luna, U. Jahn, R. B. Lewis, L. Schrottke, J. Lähnemann, A. Tahraoui, A. Trampert, O. Brandt, and L. Geelhaar

9 Autor V. M. Kaganer , J. Lähnemann , C. Pfüller , K. K. Sabelfeld , A. E. Kireeva , O. Brandt
Titel

Determination of the Carrier Diffusion Length in GaN from Cathodoluminescence Maps Around Threading Dislocations: Fallacies and Opportunities

Source Phys. Rev. Appl. , 12 , 054038 ( 2019 )
DOI : 10.1103/PhysRevApplied.12.054038 | arxiv: 1906.05645 | 3104 Cite : Bibtex RIS
V. M. Kaganer, J. Lähnemann, C. Pfüller, K. K. Sabelfeld, A. E. Kireeva, and O. Brandt

10 Autor Y. Takagaki , B. Jenichen , O. Brandt
Titel

Semicoherent growth of single-crystal beta-In2S3 layers on InP(111) and InAs(111)

Source CrystEngComm , 21 , 5818 ( 2019 )
DOI : 10.1039/c9ce01135h | 3042 Cite : Bibtex RIS
Y. Takagaki, B. Jenichen, and O. Brandt