Abstract

We present the photoinduced terahertz responses of topological insulators Bi2Se3. The photoconductance sign is determined by the competition between the topological surface state and the bulk response in n-type, p-type and bulk-insulating Bi2Se3.

© 2018 The Author(s)

PDF Article
More Like This
Photoinduced dynamics of terahertz plasmonics response in Bi2Se3 topological insulator

F. Giorgianni, M. Shalaby, C. Vicario, C. P. Hauri, and S. Lupi
FF1F.1 CLEO: QELS_Fundamental Science (CLEO_QELS) 2017

Photoinduced terahertz dynamics in Bi2Se3 topological insulator

F. Giorgianni, M. Shalaby, C. Vicario, C. P. Hauri, and S. Lupi
EI_1_5 European Quantum Electronics Conference (EQEC) 2017

Terahertz dynamics of topological insulator Bi2Se3 : ultrafast photoexcitation suppresses hot-Dirac electron surface scattering

Sangwan Sim, Matthew Brahlek, Nikesh Koirala, Soonyoung Cha, Seongshik Oh, and Hyunyong Choi
FTh3C.7 CLEO: QELS_Fundamental Science (CLEO_QELS) 2014

References

You do not have subscription access to this journal. Citation lists with outbound citation links are available to subscribers only. You may subscribe either as an Optica member, or as an authorized user of your institution.

Contact your librarian or system administrator
or
Login to access Optica Member Subscription