Dr. Yukihiko Takagaki

Senior Scientist

+49 30 20377-523

Semiconductor Spectroscopy

Raum: 536

Electrical transport measurements involving high magnetic fields (superconducting magnet) and low temperatures (liquid He cryostats)
Microstructuring using electron-beam lithography and dry etching
Numerical simulations for electrical transport, in particular, using tight-binding lattice models and the Green's function technique

Titel

Quasi-flat bands in armchair graphene nanoribbons produced by topological junction states

Author

Y. Takagaki

Quelle

2D Mater., 13, 035002 (2026)

DOI:

10.1088/2053-1583/ae780e (PDI-ID: 3144)
Titel

Surface height modulation in strain relaxation and its smoothing using solid state crystallization in InAs quantum-well growth on GaAs

Author

A. Aleksandrova, C. Golz, K. Biermann, A. Trampert, H. Weidlich, Y. Takagaki

Quelle

J. Appl. Phys., 139, 195301 (2026)

DOI:

10.1063/5.0326370 (PDI-ID: 3177)
Titel

Fabry-Pérot quantum interference in pristine-porous-pristine and porous-pristine-porous junctions of armchair graphene nanoribbons

Author

Y. Takagaki

Quelle

Modelling Simul. Mater. Sci. Eng., 34, 015001 (2025)

DOI:

10.1088/1361-651X/ae2880 (PDI-ID: 3137)
Titel

Atomic‐scale epitaxy for tailoring crystalline GeSbTe alloys into bidimensional phases

Author

V. Bragaglia, F. Arciprete, S. Prili, Y. Takagaki, A. M. Mio, R. Mazzarello, J. E. Boschker, R. Calarco

Quelle

Adv. Materials Inter., 13, e00937 (2025)

DOI:

10.1002/admi.202500937 (PDI-ID: 3134)
Titel

Giant enhancement of magnetoresistance change and anomalous Landau-level filling in a harmonic two-subband system

Author

C. Golz, A. Aleksandrova, K. Biermann, H. Weidlich, W. T. Masselink, Y. Takagaki

Quelle

Solid State Commun., 405, 116147 (2025)

DOI:

10.1016/j.ssc.2025.116147 (PDI-ID: 3110)