中文
相关论文

相关论文: Structural, electronic properties and stability of…

200 篇论文

Titanium nitride halides, TiNX (X = F, Cl, Br, I) in the {\alpha}-phase (orthorhombic) are exciting quasi two-dimensional (2D) electronic systems exhibiting a fascinating series of electronic ground states under different conditions.…

材料科学 · 物理学 2020-04-22 M. M. Hossain , S. H. Naqib

Recently, two-dimensional (2D) transition metal carbides and nitrides, namely, MXenes have attracted lots of attention for electronic and energy storage applications. Due to a large spin-orbit coupling (SOC) and the existence of a…

介观与纳米尺度物理 · 物理学 2017-11-15 Yunye Liang , Mohammad Khazaei , Ahmad Ranjbar , Masao Arai , Seiji Yunoki , Yoshiyuki Kawazoe , Hongming Weng , Zhong Fang

The recently discovered surface-group-dependent superconductivity in Nb$_2$C-MXene fabricated by the molten salts method is attracting wide attention. However, regarding the superconductivity of Nb$_2$C-MXene with functional F groups…

超导电性 · 物理学 2023-11-21 Kai Wang , Haolin Jin , Hongye Li , Zhongquan Mao , Lingyun Tang , Dan Huang , Ji-Hai Liao , Jiang Zhang

Metal carbides, nitrides, or carbonitrides of early transition metals, better known as MXenes, possess notable structural, electrical, and magnetic properties. Analyzing electronic structures by calculating structural stability, band…

The physical properties and their pressure dependence of recently synthesized Ti2AlX (X = B, C, and N) MAX phases are investigated for the very first time applying density functional theory (DFT).

The already intriguing electronic and optical properties of the MXene Sc2C family can be further tuned through a wide range of possible functionalizations. Here, by means of Density Functional Theory, we show that the 36 possible elements…

材料科学 · 物理学 2022-12-23 Sibel Özcan , Blanca Biel

MXenes are technologically interesting 2D materials that show potential in numerous applications. The properties of the MXenes depend at large extent on the selection of elements that build the 2D MX-layer. Another key parameter for tuning…

材料科学 · 物理学 2021-09-09 Lars-Åke Näslund , Mikko-Heikki Mikkelä , Esko Kokkonen , Martin Magnuson

We perform density functional theory calculation to investigate the structural and electronic properties of various two-dimensional transition metal dichalcogenides, MX$_2$ (M$=$Ti, V, Cr, Zr, Nb, Mo, Hf, Ta, or W, and X$=$S or Se), and…

材料科学 · 物理学 2019-05-21 Seoung-Hun Kang , Young-Kyun Kwon

MXenes are a new, and growing, family of 2D materials with very promising properties for a wide variety of applications. Obtained from the etching of MAX phases, numerous properties can be targeted thanks to the chemical richness of the…

The compressive and post-buckling behavior of Ti2C and Ti2CO2 MXene nanosheets is studied using large-scale reactive molecular dynamics simulations. Nanosheets are subjected to uniaxial, biaxial, and shear loads to investigate their…

材料科学 · 物理学 2025-12-08 Hossein Darban

The work reports nonmagnetic behavior (0.04 $\mu$B) in two-dimensional (2D) V2C-OF MXene and ferromagnetism in MnO$_2$ adsorbed V2C-OF MXene. The density functional theory (DFT) calculations were carried out to study the magnetic moments of…

介观与纳米尺度物理 · 物理学 2025-05-06 Mahjabeen Fatima , Saleem Ayaz Khan , Syed Rizwan

MXenes, a family of two-dimensional transition metal carbides and nitrides, have various tunable physical and chemical properties. Their diverse prospective applications in electronics and energy storage devices have triggered great…

材料科学 · 物理学 2021-02-03 Mengying Wang , Mohammad Khazaei , Yoshiyuki Kawazoe , Yunye Liang

We predict the existence of new two dimensional silicon carbide nanostructure employing ab initio density-functional theory calculations. These structures are composed of tetragonal and hexagonal rings with C-C and Si-C bonds arranged in a…

材料科学 · 物理学 2020-12-16 Qun Wei , Ying Yang , Guang Yang , Xihong Peng

Developing scalable and environmentally benign anticorrosion coatings is critical for protecting steel infrastructure in chloride-rich environments. Here, a nacre-inspired multilayer epoxy coating reinforced with four MXene systems is…

材料科学 · 物理学 2026-05-01 Aqsa Fayyaz , Ulises Martin Diaz , Jianyu Dai , Homero Castaneda , Chenglin Wu

In the present work, the electronic and vibrational properties of both pristine V$_2$C and fully-terminated V$_2$CT$_2$ (where T = F, O, OH) 2D monolayers are investigated using density functional theory. Firstly, the atomic structures of…

The family of MAX phases and their derivative MXenes are continuously growing in terms of both crystalline and composition varieties. In the last couple of years, several breakthroughs have been achieved that boosted the synthesis of novel…

In this study, we investigate the effect of mixed surface terminations (F, O, OH) on the properties of M$_{2}$C MXenes (M = Sc, Ti, V). We explore how different compositions and patterns of terminal groups affect the stability and…

材料科学 · 物理学 2025-09-25 Michal Novotný , Karolína Tkáčová , František Karlický

Although two-dimensional transition metal carbides and nitrides (MXenes) have fantastic physical and chemical properties as well as wide applications, it remains challenging to produce stable MXenes due to their rapid structural…

材料科学 · 物理学 2023-02-16 Zongju Cheng , Zhiguo Du , Hao Chen , Qi Zhao , Yu Shi , Haiyang Wang , Yuxuan Ye , Shubin Yang

MXenes are a rapidly growing family of 2D materials that exhibit a highly versatile structure and composition, allowing for significant tuning of the material properties. These properties are, however, ultimately limited by the surface…

材料科学 · 物理学 2019-01-17 J. Lu , I. Persson , H. Lind , M. Li , Y. Li , K. Chen , J. Zhou , S. Du , Z. Chai , Z. Huang , L. Hultman , J. Rosen , P. Eklund , Q. Huang , P. O. Å. Persson

Based on density functional theory calculations, we investigated the two-dimensional in-plane ordered MXene (i-MXenes), focusing particularly on the magnetic properties. It is observed that robust two-dimensional magnetism can be achieved…

介观与纳米尺度物理 · 物理学 2019-11-12 Qiang Gao , Honbin Zhang