Senior Scientist
Speaker of Scientists
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
41 | Author | O. Bierwagen , J. Rombach , J.S. Speck |
Title |
Faceting control by the stoichiometry influence on the surface free energy of low-index bcc-In2O3 surfaces |
|
Source | J. Phys.: Condens. Matter , 28 , 224006 ( 2016 ) | |
DOI : 10.1088/0953-8984/28/22/224006 | Cite : Bibtex RIS |
42 | Author | P. Vogt , O. Bierwagen |
Title |
Reaction kinetics and growth window for plasma-assisted molecular beam epitaxy of Ga2O3: Incorporation of Ga vs. Ga2O desorption |
|
Source | Appl. Phys. Lett. , 108 , 072101 ( 2016 ) | |
DOI : 10.1063/1.4942002 | Download: PDF | Cite : Bibtex RIS |
43 | Author | M. Feneberg , J. Nixdorf , C. Lidig , R. Goldhahn , Z. Galazka , O. Bierwagen , J.S. Speck |
Title |
Many-electron effects on the dielectric function of cubic In2O3: Effective electron mass, band-nonparabolicity, and Burstein-Moss shift |
|
Source | Phys. Rev. B , 93 , 045203 ( 2016 ) | |
DOI : 10.1103/PhysRevB.93.045203 | Download: PDF | Cite : Bibtex RIS |
44 | Author | A. Papadogianni , M.E. White , J.S.Speck , Z. Galazka , O. Bierwagen |
Title |
Hall and Seebeck measurements estimate the thickness of a (buried) carrier system: Identifying interface electrons in In-doped SnO2 films |
|
Source | Appl. Phys. Lett. , 107 , 252105 ( 2015 ) | |
DOI : 10.1063/1.4938471 | Download: PDF | Cite : Bibtex RIS |
45 | Author | J. Rombach , O. Bierwagen , A. Papadogianni , M. Mischo , V. Cimalla , T. Berthold , S. Krischok , M. Himmerlich |
Title |
Electrical Conductivity and Gas-sensing Properties of Mg-doped and Undoped Single-crystalline In2O3 Thin Films: Bulk vs. Surface |
|
Source | Procedia Eng. , 120 , 79 ( 2015 ) | |
DOI : 10.1016/j.proeng.2015.08.570 | Cite : Bibtex RIS |
46 | Author | M.Y. Tsai , O. Bierwagen , J.S. Speck |
Title |
Epitaxial Sb-doped SnO2 and Sn-doped In2O3 transparent conducting oxide contacts on GaN-based light emitting diodes |
|
Source | Thin Solid Films , 605 , 186 ( 2015 ) | |
DOI : 10.1016/j.tsf.2015.09.022 | Cite : Bibtex RIS |
47 | Author | K. H. L. Zhang , Y. Du , A. Papadogianni , O. Bierwagen , S. Sallis , L. F. J. Piper , M. E. Bowden , V. Shutthanandan , P. V. Sushko , S. A. Chambers |
Title |
Perovskite Sr-doped LaCrO3 as a new p-type transparent conducting oxide |
|
Source | Adv. Mater. , 27 , 5191 ( 2015 ) | |
DOI : 10.1002/adma.201501959 | Cite : Bibtex RIS |
48 | Author | Y. Takagaki , A. Papadogianni , B. Jenichen , U. Jahn , O. Bierwagen |
Title |
Step-bunched Bi2Te3 and Bi2Se3 layers epitaxially grown on high-index InP substrates |
|
Source | Thin Solid Films , 580 , 89 ( 2015 ) | |
DOI : 10.1016/j.tsf.2015.03.027 | Cite : Bibtex RIS |
49 | Author | Y. Takagaki , A. Papadogianni , O. Bierwagen |
Title |
Seebeck effect and giant linear magnetoresistance affected by conflicting n- and p-type defects-induced doping in epitaxial Bi2Te3 layers |
|
Source | Adv. Electron. Mater. , 1 , 1400007 ( 2015 ) | |
DOI : 10.1002/aelm.201400007 | Cite : Bibtex RIS |
50 | Author | P. Vogt , A. Trampert , M. Ramsteiner , O. Bierwagen |
Title |
Domain matching epitaxy of cubic In2O3 on r-plane sapphire |
|
Source | Phys. Status Solidi A , 7 , 1433 ( 2015 ) | |
DOI : 10.1002/pssa.201431889 | Cite : Bibtex RIS |