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Here, we report successful single crystal growth of SnSb2Te4 using the self-flux method. Unidirectional crystal growth is confirmed through X Ray Diffraction (XRD) pattern taken on mechanically cleaved crystal flake while the rietveld…

Materials Science · Physics 2021-07-08 Ankush Saxena , M. M. Sharma , Prince Sharma , Yogesh Kumar , Poonam Rani , M. Singh , S. Patnaik , V. P. S. Awana

Materials exhibiting bulk superconductivity along with magnetoresistance (MR) in their normal state have emerged as suitable candidates for topological superconductivity. In this article, we report a flux free method to synthesize single…

Superconductivity · Physics 2022-08-17 M. M. Sharma , Poonam Rani , V. P. S. Awana

Here we report, the successful synthesis of single crystals of topological semimetal (TSM) candidate, PdSn$_4$ using the self-grown route. The synthesized crystal is well characterized through X-ray diffraction (XRD), field emission…

Materials Science · Physics 2023-05-17 N. K. Karn , M. M. Sharma , V. P. S. Awana

We propose SnBi2Te4 to be a novel candidate material exhibiting temperature (T) mediated transitions between rich topological phases. From a combined theoretical and experimental studies, we find that SnBi2Te4 goes from a low-T topological…

Strongly Correlated Electrons · Physics 2024-08-28 T. K. Dalui , B. Das , C. K. Barman , P. K. Ghose , A. Sarma , S. K. Mahatha , F. Diekmann , K. Rossnagel , S. Majumdar , A. Alam , S. Giri

In this article, we report the detailed magneto transport measurements of the topological semimetal (TSM) candidate, Sn2Pd. Single crystal of Sn2Pd is synthesized through the self-flux method. Phase purity and crystalline morphology are…

Superconductivity · Physics 2022-07-07 M. M. Sharma , V. P. S. Awana

Millimeter-sized MnBi$_2$Te$_4$ single crystals are grown out of Bi-Te flux and characterized by measuring magnetic and transport properties, scanning tunneling microscope (STM) and spectroscopy (STS). The magnetic structure of…

Materials Science · Physics 2019-06-18 J. -Q. Yan , Q. Zhang , T. Heitmann , Z. L. Huang , W. D. Wu , D. Vaknin , B. C. Sales , R. J. McQueeney

Here we report successful single crystal growth of new possible magnetic topological insulator (MTI) FeBi2Te4 by self-flux method via vacuum encapsulation process. The detailed Rietveld analysis of Powder XRD data shows the as grown MTI…

Materials Science · Physics 2020-04-29 Ankush Saxena , Poonam Rani , S. Patnaik , Vipin Nagpal , I. Felner , V. P. S. Awana

Recently, MnBi2Te4 has been discovered as the first intrinsic antiferromagnetic topological insulator (AFM TI), and will become a promising material to discover exotic topological quantum phenomena. In this work, we have realized the…

Materials Science · Physics 2019-12-06 Hao Li , Shengsheng Liu , Chang Liu , Jingsong Zhang , Yong Xu , Rong Yu , Yang Wu , Yuegang Zhang , Shoushan Fan

Based on the first-principles calculations and theoretical analysis, we investigate the electronic structures, topological phase transition (TPT) and topological properties of layered magnetic compound MnSb2Te4. It has the similar crystal…

Materials Science · Physics 2020-08-12 Liqin Zhou , Zhiyun Tan , Dayu Yan , Zhong Fang , Youguo Shi , Hongming Weng

We report the experimental and theoretical studies of a magnetic topological nodal line semimetal candidate HoSbTe. Single crystals of HoSbTe are grown from Sb flux, crystallizing in a tetragonal layered structure (space group: P4/nmm,…

Bi2Te3 is a member of a new class of materials known as topological insulators which are supposed to be insulating in the bulk and conducting on the surface. However experimental verification of the surface states has been difficult in…

Strongly Correlated Electrons · Physics 2015-06-22 Sourabh Barua , K. P. Rajeev , Anjan K. Gupta

Crystal growth of MnBi$_{2}$Te$_{4}$ has delivered the first experimental corroboration of the 3D antiferromagnetic topological insulator state. Our present results confirm that the synthesis of MnBi$_{2}$Te$_{4}$ can be scaled-up and…

The growth and structural analysis of topological semimetal (TSM) PdTe2 were carried out in this study. The self-flux method was employed to grow the single crystals which were structurally characterized by XRD, SEM and EDAX, while the…

Materials Science · Physics 2022-09-28 Yogesh Kumar , Prince Sharma , M. M. Sharma , V. P. S. Awana

This article reports the synthesis of a single crystalline mixed topological insulator (TI) BiSbTe$_3$ and its detailed structural and magneto-transport properties. The single crystalline samples of BiSbTe$_3$ are grown by the melt-growth…

Materials Science · Physics 2025-06-02 Dinesh Kumar , Kapil Kumar , N. K. Karn , Ganesh Gurjar , V. P. S. Awana , Sudesh

The metallic character of the GeBi2Te4 single crystals is probed using a combination of structural and physical properties measurements, together with density functional theory (DFT) calculations. The structural study shows distorted Ge…

Materials Science · Physics 2014-01-13 A. Marcinkova , J. K. Wang , C. Slavonic , Andriy H. Nevidomskyy , K. F. Kelly , Y. Filinchuk , E. Morosan

Interplay between topology and magnetism induces various exotic quantum phenomena, with magnetic topological insulators (MTIs) serving as a prominent example due to their ability to host the quantum anomalous Hall effect (QAHE). However,…

Materials Science · Physics 2025-10-14 Ming Xi , Yuchong Zhang , Wenju Zhou , Famin Chen , Donghan Jia , Huiyang Gou , Tian Qian , Hechang Lei

Here we report the evolution of structural, magnetic and transport properties in MnBi$_{2-x}$Sb$_x$Te$_4$ (0$\leq x \leq$2) single crystals. MnSb$_2$Te$_4$, isostructural to MnBi$_2$Te$_4$, has the lattice parameters of…

Materials Science · Physics 2019-09-05 J. -Q. Yan , S. Okamoto , M. A. McGuire , A. F. May , R. J. McQueeney , B. C. Sales

Ni$_3$In$_2$S$_2$ is the most recent entrant into the family of topological insulator (TI) materials, the same exhibits very high MR in a low-temperature regime. Here, we report the crystal growth, the structural, micro-structural, and…

Mesoscale and Nanoscale Physics · Physics 2023-12-06 Kapil Kumar , Yogesh Kumar , V. P. S. Awana

Using density functional theory based methods we report the structural, electronic and topological properties of the FCC crystal compound TmBi. This material is found to be dynamically stable and shows a non magnetic semimetalic character.…

Materials Science · Physics 2022-11-07 M. Ragragui , L. B. Drissi , S. Lounis , E. H. Saidi
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