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Two-dimensional (2D) lithium-decorated materials have emerged as a significant area of study since the prediction of superconductivity in lithium-decorated graphene at temperatures around 8.1 K, with experimental evidence observed at Tc =…

Superconductivity · Physics 2024-12-12 J. Seeyangnok , U. Pinsook , G. J. Ackland

The exploration of superconductivity in low-dimensional materials has attracted intensive attention for decades. Based on first-principles electronic structure calculations, we have systematically investigated the electronic and…

Superconductivity · Physics 2022-04-05 Xiao-Le Qiu , Jian-Feng Zhang , Huan-Cheng Yang , Zhong-Yi Lu , Kai Liu

Graphene is a sturdy and chemically inert material exhibiting an exposed two-dimensional electron gas of high mobility. These combined properties enable the design of graphene composites either based on covalent or non- covalent coupling of…

Mesoscale and Nanoscale Physics · Physics 2015-03-19 Adrien Allain , Zheng Han , Vincent Bouchiat

Despite growing interest in them, highly crystalline two-dimensional superconductors derived from exfoliated layered materials are few. Employing the anisotropic Migdal-Eliashberg formalism based on {\it ab initio} calculations, we find…

Superconductivity · Physics 2020-04-01 Feipeng Zheng , Xi-Bo Li , Yiping Lin , Lingxiao Xiong , Ji Feng

We report on synthesis and characterization of gallide cluster based Mo8Ga41 superconductor. Transport and magnetization measurements confirm the superconducting transition temperature to be 9.8 K. The upper critical field, lower critical…

Low-buckled silicene, germanene, and stanene are group$-IV$ graphene allotropes. They form a honeycomb lattice out of two interpenetrating ($A$ and $B$) triangular sublattices that are vertically separated by a small distance $\Delta_z$.…

Materials Science · Physics 2023-06-02 John M. Davis , Gustavo S. Orozco-Galvan , Salvador Barraza-Lopez

A new two-dimensional material { Mg2B4C2, belonging to the family of the conventional superconductor MgB2, is theoretically predicted to exhibit superconductivity with critical temperature Tc estimated in the 47-48 K range (predicted using…

Driving non-superconducting materials into a superconducting state through specific modulation is a key focus in the field of superconductivity. Pressure is a powerful method that can switch a three-dimensional (3D) material between…

Superconductivity · Physics 2026-01-06 Tian Yan , Ru Zheng , Jin-Hua Sun , Fengjie Ma , Xun-Wang Yan , Miao Gao , Tian Cui , Zhong-Yi Lu

We present a systematic investigation of superconductivity in a topological superconductor candidate $T_{\rm d}$-MoTe$_2$ in the few-layer limit. By examining multiple mechanically exfoliated samples with different thicknesses, substrates…

The layered semimetal WTe_2 has recently been found to be a two-dimensional topological insulator (2D TI) when thinned down to a single monolayer, with conducting helical edge channels. We report here that intrinsic superconductivity can be…

Superconductivity with transition temperature $T_c=1.7$ K has been reported in bilayer graphene [1,2]. The main factors, which may shed light on the mechanism of the formation of this superconductivity, are the following. Superconductivity…

Superconductivity · Physics 2018-06-22 G. E. Volovik

Gate tunable two-dimensional (2D) superconductors offer significant advantages when studying superconducting phase transitions. Here, we address superconductivity in exfoliated 1T'-MoTe2 monolayers with an intrinsic band gap of ~7.3 meV…

Superconductivity · Physics 2023-03-01 Fangdong Tang , Peipei Wang , Yuan Gan , Jian lyu , Qixing Wang , Xinrun Mi , Mingquan He , Liyuan Zhang , Jurgen H. Smet

Thermodynamic properties of quasiparticles in a graphene-based structures are investigated. Two graphene superconducting layers (one superconducting component is placed on the top layeredgraphene structure and the other component in the…

Mesoscale and Nanoscale Physics · Physics 2011-10-26 Dima Bolmatov

Graphene exhibits extraordinary electronic and mechanical properties, and extremely high thermal conductivity. Being a very stable atomically thick membrane that can be suspended between two leads, graphene provides a perfect test platform…

Monolayer molybdenum trioxide (MoO$_3$) is an emerging two-dimensional (2D) material with high electrical conductivity. Using first-principles calculations and a Boltzmann transport theoretical framework, we predict record low…

Materials Science · Physics 2021-06-09 Zhen Tong , Traian Dumitrică , Thomas Frauenheim

Tellurium is a high-performance thermoelectric material due to its superior electronic transport and low lattice thermal conductivity ($\kappa_L$). Here, we report the ultralow $\kappa_L$ in the monolayer tellurium, i.e., tellurene, which…

Materials Science · Physics 2021-03-05 Zhibin Gao , Fang Tao , Jie Ren

Gallenene is a promising low-dimensional material with a structure down to the thickness of a single atom, similar to graphene. However, van der Waals stacking of two-dimensional (2D) gallenene under confinement remain poorly understood. In…

Opening a band gap and realizing static valley control have been long sought after in graphenebased two-dimensional (2D) materials. Motivated by the recent success in synthesizing 2D materials passivated by Si-N layers, here, we propose two…

Materials Science · Physics 2023-03-01 Luo Yan , Jiaojiao Zhu , Bao-Tian Wang , Peng-Fei Liu , Guangzhao Wang , Shengyuan A. Yang , Liujiang Zhou

The exploration of the superconductivity in two-dimensional materials has garnered significant attention due to their promising low-power applications and fundamental scientific interest. Here, we report some novel stable non-van der Waals…

Superconductivity · Physics 2025-05-22 Si-Yi Xiong , Peng Jiang , Yiming Wang , Yan-Ling Li

Two-dimensional (2D) materials have recently been the focus of extensive research. By following a similar trend as graphene, other 2D materials including transition metal dichalcogenides (MX2) and metal mono-chalcogenides (MX) show great…