Evolution of Mn1−xGexBi2Te4 Electronic Structure under Variation of Ge Content

TP Estyunina, AM Shikin, DA Estyunin, AV Eryzhenkov… - Nanomaterials, 2023 - mdpi.com
One of the approaches to manipulate MnBi 2 Te 4 properties is the magnetic dilution, which
inevitably affects the interplay of magnetism and band topology in the system. In this work …

Direct evidence of induced magnetic moment in Se and the role of misplaced Mn in -based intrinsic magnetic topological insulator heterostructures

R Fukushima, VN Antonov, MM Otrokov, TT Sasaki… - Physical Review …, 2024 - APS
Intrinsic magnetic topological insulators, in which magnetism and topology are inherently
combined, are excellent systems to realize exotic phenomena such as the quantum …

Topological Phase Transitions Driven by Sn Do** in (Mn1−xSnx)Bi2Te4

AV Tarasov, TP Makarova, DA Estyunin… - Symmetry, 2023 - mdpi.com
The antiferromagnetic ordering that MnBi 2 Te 4 shows makes it invariant with respect to the
combination of the time-reversal and primitive-lattice translation symmetries, giving rise to its …

Topological phase transition in the antiferromagnetic topological insulator MnBiTe from the point of view of axion-like state realization

AM Shikin, TP Estyunina, AV Eryzhenkov, NL Zaitsev… - Scientific Reports, 2023 - nature.com
This work aims to study the conditions of topological phase transition (TPT) between the
topological and trivial states in the antiferromagnetic topological insulator (AFM TI) MnBi 2 …

Magnetic Dirac semimetal state of (Mn,Ge)Bi2Te4

AS Frolov, DY Usachov, AV Tarasov… - Communications …, 2024 - nature.com
The ability to finely tune the properties of magnetic topological insulators (TIs) is crucial for
quantum electronics. We studied solid solutions with a general formula GexMn1-xBi2Te4 …

Phase transitions, Dirac and Weyl semimetal states in Mn1−xGexBi2Te4

AM Shikin, NL Zaitsev, TP Estyunina, DA Estyunin… - Scientific Reports, 2025 - nature.com
Using angle-resolved photoemission spectroscopy (ARPES) and density functional theory
(DFT), an experimental and theoretical study of changes in the electronic structure …

[HTML][HTML] Topological phase transition in the antiferromagnetic topological insulator MnBi [... formula...] Te [... formula...] from the point of view of axion-like state …

AM Shikin, TP Estyunina, AV Eryzhenkov… - Scientific …, 2023 - ncbi.nlm.nih.gov
This work aims to study the conditions of topological phase transition (TPT) between the
topological and trivial states in the antiferromagnetic topological insulator (AFM TI) MnBi 2 …

Anti-site defect-induced disorder in compensated topological magnet MnBi2-xSbxTe4

F Lüpke, M Kolmer, J Yan, H Chang… - Communications …, 2023 - nature.com
The gapped Dirac-like surface states of compensated magnetic topological insulator MnBi2-
xSbxTe4 (MBST) are a promising host for exotic quantum phenomena such as the quantum …

Spin texture tunability in MnGeBiTe through varying Ge Concentration

AM Shikin, DA Estyunin, NL Zaitsev… - arxiv preprint arxiv …, 2024 - arxiv.org
The spin-resolved dispersion dependencies for the topological insulator Mn $ _ {1-x} $ Ge $
_x $ Bi $ _2 $ Te $ _4 $ in the $\bar {\rm K}\bar {\Gamma}\bar {\rm K}'$ path of the Brillouin …

Phase transitions, Dirac and WSM states in Mn1− xGexBi2Te4

AM Shikin, NL Zaitsev, TP Estyunina, DA Estyunin… - 2024 - researchsquare.com
Using angle-resolved photoemission spectroscopy (ARPES) and density functional theory
(DFT), an experimental andtheoretical study of changes in the electronic structure …