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

 

 

101 Author N. Aoki , L.-H. Lin , D. Onishi , R. Kida , K. Ishibashi , Y. Aoyagi , J. P. Bird , D. K. Ferry , Y. Takagaki , Y. Ochiai
Title

Dimensional phase diagram in open dot array system

Source Proc. ICPS 25 , 1069 ( 2001 )
565 Cite : Bibtex RIS
N. Aoki, L.-H. Lin, D. Onishi, R. Kida, K. Ishibashi, Y. Aoyagi, J. P. Bird, D. K. Ferry, Y. Takagaki, and Y. Ochiai

102 Author M. Elhassan , J. P. Bird , A. Shailos , C. Prasad , R. Akis , D. K. Ferry , Y. Takagaki , L.-H. Lin , N. Aoki , Y. Ochiai , K. Ishibashi , Y. Aoyagi
Title

Coupling-driven transition from multiple to single-dot interference in open quantum-dot arrays

Source Phys. Rev. B , 64 , 085325 ( 2001 )
588 Cite : Bibtex RIS
M. Elhassan, J. P. Bird, A. Shailos, C. Prasad, R. Akis, D. K. Ferry, Y. Takagaki, L.-H. Lin, N. Aoki, Y. Ochiai, K. Ishibashi, and Y. Aoyagi

103 Author Y. Takagaki , K. H. Ploog
Title

Enhancement of the conductance-fluctuation amplitude in ballistic quantum cavities

Source Phys. Rev. B , 63 , 125311 ( 2001 )
683 Cite : Bibtex RIS
Y. Takagaki, and K. H. Ploog

104 Author Y. Takagaki , K. H. Ploog
Title

Magnetic-field dependence of optical anisotropy in InxGa1-xAs quantum dots

Source Phys. Status Solidi B , 225 , 237 ( 2001 )
684 Cite : Bibtex RIS
Y. Takagaki, and K. H. Ploog

105 Author Y. Takagaki , K.-J. Friedland , K. H. Ploog
Title

Breakdown of the quantum Hall effect probed by surface acoustic waves

Source Proc. ICPS 25 , 963 ( 2001 )
685 Cite : Bibtex RIS
Y. Takagaki, K.-J. Friedland, and K. H. Ploog

106 Author Y. Takagaki , M. Elhassan , A. Shailos , C. Prasad , J. P. Bird , D. K. Ferry , K. H. Ploog , L.-H. Lin , N. Aoki , Y. Ochiai
Title

Magnetic-field-driven transitions of chaotic dynamics in quantum cavities

Source Phys. Status Solidi B , 224 , 471 ( 2001 )
686 Cite : Bibtex RIS
Y. Takagaki, M. Elhassan, A. Shailos, C. Prasad, J. P. Bird, D. K. Ferry, K. H. Ploog, L.-H. Lin, N. Aoki, and Y. Ochiai

107 Author Y. Takagaki , E. Wiebicke , K.-J. Friedland , K. H. Ploog
Title

Influence of the second subband on the surface acoustic wave transmission in the quantum Hall regime

Source Semicond. Sci. Technol. , 16 , 144 ( 2001 )
687 Cite : Bibtex RIS
Y. Takagaki, E. Wiebicke, K.-J. Friedland, and K. H. Ploog

108 Author Y. Takagaki , K. H. Ploog
Title

Poisson and Wigner-Dyson distributions of conductance fluctuations in quantum cavities

Source Phys. Rev. B , 64 , 245336 ( 2001 )
688 Cite : Bibtex RIS
Y. Takagaki, and K. H. Ploog

109 Author K. Tsuchikawa , N. Yoshida , Y. Tanaka , S. Kashiwaya , J. Inoue , Y. Takagaki
Title

Theory of tunneling conductance in quantum wire/d-wave superconductor junctions

Source Physica C , 357--360 , 1588 ( 2001 )
690 Cite : Bibtex RIS
K. Tsuchikawa, N. Yoshida, Y. Tanaka, S. Kashiwaya, J. Inoue, and Y. Takagaki

110 Author K. Tsuchikawa , N. Yoshida , Y. Tanaka , S. Kashiwaya , J. Inoue , Y. Takagaki
Title

Theory of tunneling conductance in quantum wire/unconventional superconductor junctions

Source Physica C , 362 , 224 ( 2001 )
691 Cite : Bibtex RIS
K. Tsuchikawa, N. Yoshida, Y. Tanaka, S. Kashiwaya, J. Inoue, and Y. Takagaki

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