Intersubband Emitters: GaAs-based Quantum-Cascade Lasers

Dr. Yukihiko Takagaki

Senior Scientist

Yukihiko Takagaki

phone: +49 30 20377 523

room: 0536

email: takagaki@pdi-berlin.de

 

Department: Semiconductor Spectroscopy

Core research areas: Ferromagnet/ semiconductor hybrid structures

 

 

31 Author Y. Takagaki , B. Jenichen , U. Jahn , Y. Manzke , M. Ramsteiner , K.-J. Friedland
Title

Hot wall epitaxy of Sb2Te3 layers: Coherent hetero-epitaxy on InAs(111) and Sb substitution in Cu-mediated growth

Source Semicond. Sci. Technol. , 28 , 025012 ( 2013 )
2372 Cite : Bibtex RIS
Y. Takagaki, B. Jenichen, U. Jahn, Y. Manzke, M. Ramsteiner, and K.-J. Friedland

32 Author Y. Takagaki , B. Jenichen , J. Tominaga
Title

Giant corrugations in Bi2Se3 layers grown on high-index InP substrates

Source Phys. Rev. B , 87 , 245302 ( 2013 )
Download: PDF | 2383 Cite : Bibtex RIS
Y. Takagaki, B. Jenichen, and J. Tominaga

33 Author Y. Takagaki , A. Giussani , J. Tominaga , U. Jahn , R. Calarco
Title

Transport properties in a Sb-Te binary topological-insulator system

Source J. Phys.: Condens. Matter , 25 , 345801 ( 2013 )
2386 Cite : Bibtex RIS
Y. Takagaki, A. Giussani, J. Tominaga, U. Jahn, and R. Calarco

34 Author Y. Takagaki , B. Jenichen , U. Jahn , M. Ramsteiner , K.-J. Friedland
Title

Weak antilocalization and electron-electron interaction effects in Cu-doped Bi2Se3 films

Source Phys. Rev. B , 85 , 115314 ( 2012 )
Download: PDF | 2268 Cite : Bibtex RIS
Y. Takagaki, B. Jenichen, U. Jahn, M. Ramsteiner, and K.-J. Friedland

35 Author Y. Takagaki , B. Jenichen
Title

Epitaxial growth of Bi2Se3 layers on InP substrates by hot wall epitaxy

Source Semicond. Sci. Technol. , 27 , 035015 ( 2012 )
2270 Cite : Bibtex RIS
Y. Takagaki, and B. Jenichen

36 Author Y. Takagaki
Title

Conductance fluctuations induced by bulk state in quasi-one-dimensional strips of topological insulator

Source Phys. Rev. B , 85 , 155308 ( 2012 )
Download: PDF | 2295 Cite : Bibtex RIS
and Y. Takagaki

37 Author Y. Takagaki , U. Jahn , M. Ramsteiner
Title

Incorporation of transition metals in the hot-wall-epitaxy growth of Bi2Te3 and Sb2Te3

Source Semicond. Sci. Technol. , 27 , 085006 ( 2012 )
2309 Cite : Bibtex RIS
Y. Takagaki, U. Jahn, and M. Ramsteiner

38 Author Y. Takagaki
Title

Backscattering from width variations in quasi-one-dimensional strips of topological insulators

Source J. Phys.: Condens. Matter , 24 , 435301 ( 2012 )
2320 Cite : Bibtex RIS
and Y. Takagaki

39 Author Y. Takagaki , A. Giussani , K. Perumal , R. Calarco , K.-J. Friedland
Title

Robust topological surface states in Sb2Te3 layers as seen from the weak antilocalization effect

Source Phys. Rev. B , 86 , 125137 ( 2012 )
Download: PDF | 2342 Cite : Bibtex RIS
Y. Takagaki, A. Giussani, K. Perumal, R. Calarco, and K.-J. Friedland

40 Author Y. Takagaki , J. Herfort , M. Hilse , L. Geelhaar , H. Riechert
Title

Swingback in magnetization reversal in MnAs-GaAs coaxial nanowire heterostructures

Source J. Phys.: Condens. Matter , 23 , 126002 ( 2011 )
2126 Cite : Bibtex RIS
Y. Takagaki, J. Herfort, M. Hilse, L. Geelhaar, and H. Riechert

Contact

Prof. Dr. Holger T. Grahn

Head of Department 

+49 30 20377-318

htgrahn@pdi-berlin.de

Dr. Lutz Schrottke

Senior Scientist

+49 30 20377-339

lutz@pdi-berlin.de