Large magnetic gap at the Dirac point in Bi2Te3/MnBi2Te4 heterostructures

NATURE

Rienks, EDL.; Wimmer, S.; Sanchez-Barriga, J.; Caha, O.; Mandal, PS.; Ruzicka, J.; Ney, A.; Steiner, H. ; Albu, M.; Kothleitner, G.; Michalicka, J. ; Khan, SA.; Minar, J.; Ebert, H.; Bauer, G. ; Freyse, F.; Varykhalov, A.; Rader, O. Springholz, G. , 2019: Large magnetic gap at the Dirac point in Bi2Te3/MnBi2Te4 heterostructures. NATURE 576(7787), p. 423 - 19, doi: 10.1038/s41586-019-1826-7; FULL TEXT
(CRYOGENIC, TITAN, HELIOS, RIGAKU9)

Equipment:

• Low Temperature Vibrating Sample Magnetometr Cryogenic Limited (CRYOGENIC)
• High-resolution (scanning) Transmission Electron Microscope FEI Titan Themis 60-300 cubed (TITAN)
• Focused Ion Beam/Scanning Electron Microscope FEI Helios NanoLab 660 (HELIOS)
• X-ray diffractometer with high brightness source Rigaku SmartLab 9kW (RIGAKU9)

Research Groups:

• CF: CEITEC Nano

CEITEC authors:

• Jan Michalička
• Ondřej Caha, Ph.D.