Buffer-layer-controlled nickeline vs zinc-blende/wurtzite-type MnTe growths on -plane substrates

D Jain, HT Yi, AR Mazza, K Kisslinger, MG Han… - Physical Review …, 2024 - APS
In the recent past, MnTe has proven to be a crucial component of the intrinsic magnetic
topological insulator (IMTI) family [MnTe] m [Bi 2 Te 3] n, which hosts a wide range of …

Monolayer Superconductivity and Tunable Topological Electronic Structure at the Fe(Te,Se)/Bi2Te3 Interface

RG Moore, Q Lu, H Jeon, X Yao, T Smith… - Advanced …, 2023 - Wiley Online Library
The interface between 2D topological Dirac states and an s‐wave superconductor is
expected to support Majorana‐bound states (MBS) that can be used for quantum computing …

Atomic-Layer-Controlled Magnetic Orders in MnBi2Te4–Bi2Te3 Topological Heterostructures

X Yao, Q Cui, Z Huang, X Yuan, HT Yi, D Jain… - Nano Letters, 2024 - ACS Publications
The natural van der Waals superlattice MnBi2Te4–(Bi2Te3) m provides an optimal platform
to combine topology and magnetism in one system with minimal structural disorder. Here …

Resilient Growth of a Highly Crystalline Topological Insulator–Superconductor Heterostructure Enabled by an Ex Situ Nitride Film

R Xie, M Ge, S Xiao, J Zhang, J Bi, X Yuan… - … Applied Materials & …, 2024 - ACS Publications
Highly crystalline and easily feasible topological insulator–superconductor (TI-SC)
heterostructures are crucial for the development of practical topological qubit devices. The …

Ultrafast dynamics of optically excited charge carriers in the room-temperature antiferromagnetic semiconductor

C Zhu, P Pilch, A Reinold, D Kudlacik, G Springholz… - Physical Review …, 2023 - APS
We report on time-resolved optical and terahertz ultrafast spectroscopy of charge-carrier
dynamics in the room-temperature antiferromagnetic semiconductor α-MnTe. By optically …

Mystery of superconductivity in FeTe films and the role of neighboring layers

X Yao, HT Yi, D Jain, X Yuan, S Oh - arXiv preprint arXiv:2410.17671, 2024 - arxiv.org
Since the discovery of superconductivity in the Fe (Te, Se) system, it has been a general
consensus that the end member of FeTe is not superconducting. Nonetheless, in recent …