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

 

 

31 Author M.V. Frischbier , H.F. Wardenga , M. Weidner , O. Bierwagen , J. Jia , Y. Shigesato , A. Klein
Title

Influence of dopant species and concentration on grain boundary scattering in degenerately doped In2O3 thin films

Source Thin Solid Films , 614 , 62 ( 2016 )
DOI : 10.1016/j.tsf.2016.03.022 | 2781 Cite : Bibtex RIS
M.V. Frischbier, H.F. Wardenga, M. Weidner, O. Bierwagen, J. Jia, Y. Shigesato, and A. Klein

32 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 | 2727 Cite : Bibtex RIS
O. Bierwagen, J. Rombach, and J.S. Speck

33 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 | 2782 Cite : Bibtex RIS
P. Vogt, and O. Bierwagen

34 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 | 2757 Cite : Bibtex RIS
M. Feneberg, J. Nixdorf, C. Lidig, R. Goldhahn, Z. Galazka, O. Bierwagen, and J.S. Speck

35 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 | 2756 Cite : Bibtex RIS
A. Papadogianni, M.E. White, J.S.Speck, Z. Galazka, and O. Bierwagen

36 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 | 2751 Cite : Bibtex RIS
J. Rombach, O. Bierwagen, A. Papadogianni, M. Mischo, V. Cimalla, T. Berthold, S. Krischok, and M. Himmerlich

37 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 | 2729 Cite : Bibtex RIS
M.Y. Tsai, O. Bierwagen, and J.S. Speck

38 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 | 2715 Cite : Bibtex RIS
K. H. L. Zhang, Y. Du, A. Papadogianni, O. Bierwagen, S. Sallis, L. F. J. Piper, M. E. Bowden, V. Shutthanandan, P. V. Sushko, and S. A. Chambers

39 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 | 2663 Cite : Bibtex RIS
Y. Takagaki, A. Papadogianni, B. Jenichen, U. Jahn, and O. Bierwagen

40 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 | 2665 Cite : Bibtex RIS
Y. Takagaki, A. Papadogianni, and O. Bierwagen