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相关论文: Novel Porous Aluminum Nitride Monolayer Structures…

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Oxynitrides are used in a variety of applications including photocatalysts, high-k dielectrics or wear-resistant coatings and often show intriguing multi-functionality. To accelerate the co-optimization of the relevant material properties…

Using full potential density functional theory calculations we have investigated the structural and electronic properties of graphene and some other graphene-like materials, viz., monolayer of SiC, GeC, BN, AlN, GaN, ZnO, ZnS and ZnSe. We…

材料科学 · 物理学 2012-10-12 Gautam Mukhopadhyay , Harihar Behera

Our First-principles Full-Potential Density Functional Theory (DFT) calculations show that a monolayer of ZnS (ML-ZnS), which is predicted to adopt a graphene-like planar honeycomb structure with a direct band gap, undergoes strain-induced…

介观与纳米尺度物理 · 物理学 2014-01-27 Harihar Behera , Gautam Mukhopadhyay

Ultrafine-grained aluminum alloys offer interesting multifunctional properties with a combination of high strength, low electrical resistivity, and low density. However, due to thermally induced grain coarsening, they typically suffer from…

Graphene nanomeshes (GNMs) are novel materials that recently raised a lot of interest. They are fabricated by forming a lattice of pores in graphene. Depending on the pore size and pore lattice constant, GNMs can be either semimetallic or…

材料科学 · 物理学 2020-08-21 Sarah Gamal , Mohamed M. Fadlallah , Lobna M. Salah , Ahmed A. Maarouf

Since the emergence of monolayer graphene as a promising two-dimensional material, many other monolayer and few-layer materials have been investigated extensively. An experimental study of few-layer Si2Te3 was recently reported, showing…

材料科学 · 物理学 2016-05-13 Yevgeniy Puzyrev , X. Shen , C. Combs , S. T. Pantelides

Nanoclusters like fullerenes as the unit to build intriguing two-dimensional topological structures is of great challenge. Here we propose three bridged fullerene monolayers and comprehensively investigate the novel fullerene monolayer as…

材料科学 · 物理学 2022-07-21 Linfeng Yu , Jinyuan Xu , Bo Peng , Guangzhao Qin , Gang Su

Two-dimensional polyaniline sheet has been recently synthesized and found that it is a semiconductor with indirect band gap. Polyaniline nanoribbons decomposed from two-dimensional polyaniline sheet (C3N sheet) are investigated using…

介观与纳米尺度物理 · 物理学 2018-06-01 Meysam Bagheri Tagani , Sahar Izadi Vishkayi

Silicon photonics has offered a versatile platform for the recent development of integrated optomechanical circuits. However, silicon is limited to wavelengths above 1100 nm and does not allow device operation in the visible spectrum range…

材料科学 · 物理学 2012-10-04 Chi Xiong , Wolfram H. P. Pernice , Xiankai Sun , Carsten Schuck , King Y. Fong , Hong X. Tang

Structural and electronic properties of pristine and transition metal doped ZnS monolayer are investigated within the framework of density functional theory. The pristine ZnS monolayer is showing direct band gap of about 2.8 eV. The…

材料科学 · 物理学 2017-11-16 Rajneesh Chaurasiya , Ambesh Dixit

Two-dimensional materials with a proper band gap and high carrier mobility are urgently desired in the field of nanoelectronics. We propose a novel two-dimensional crystal monolayer $\mathrm{TlP_5}$, which is dynamically and…

The phonon properties, electronic structures and optical properties of novel carbon allotropes, such as monolayer penta-graphene (PG), double-layer PG and T12-carbon, were explored by means of first-principles calculations. Results of…

We have studied the electrochemical performance of the delta-5 boron monolayer as an anode material for alkali metal (AM) and alkali earth metal (AEM) ion batteries using density functional theory simulations. The electronic properties,…

材料科学 · 物理学 2025-01-28 Ajay Kumar , Prakash Parida

Over the last decade, progress in wide bandgap, III-V materials systems based on gallium nitride (GaN) has been a major driver in the realization of high power and high frequency electronic devices. Since the highly conductive,…

Nonlinear optical phenomena enable novel photonic and optoelectronic applications. Especially metallic nanoparticles and thin films with nonlinear optical properties offer the potential for micro-optical system integration. For this…

Aluminum nitride (AlN) has been widely used in microeletromechanical resonators for its excellent electromechanical properties. Here we demonstrate the use of AlN as an optomechanical material that simultaneously offer low optical and…

介观与纳米尺度物理 · 物理学 2012-06-11 Chi Xiong , Xiankai Sun , King Y. Fong , Hong X. Tang

Ni/Al reactive multilayers are promising materials for applications requiring controlled local energy release and superior mechanical performance. This study systematically investigates the impact of compositional variations, ranging from…

材料科学 · 物理学 2026-04-14 Nensi Toncich , Fabian Schwarz , Rebecca A. Gallivan , Jemma Gillon , Ralph Spolenak

Group-V elemental monolayers including phosphorene are emerging as promising 2D materials with semiconducting electronic properties. Here, we present the results of first principles calculations on stability, mechanical and electronic…

计算物理 · 物理学 2015-05-12 Gaoxue Wang , Ravindra Pandey , Shashi P. Karna

Boron nitride (BN) is a structurally versatile insulator since it can be found in several crystalline structures with interesting mechanical and electrical properties, making this material attractive for technological applications. Seeking…

We present a comprehensive first-principles study on the optoelectronic properties of the single-layer nickel diazenide (penta-NiN$_2$), a recently synthesized Cairo pentagonal 2D semiconductor. We carry out $ab$ $initio$ calculations based…

材料科学 · 物理学 2023-12-12 Enesio Marinho , Cesar E. P. Villegas , Pedro Venezuela , Alexandre R. Rocha