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Related papers: Phosphorene Oxide: Stability and electronic proper…

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Based on density functional simulations combined with the Landauer transport theory, the mechanical strain impacts on the chemical bonds of phosphorene and their effects on the electronic properties are studied. Moreover, the effect of the…

Materials Science · Physics 2018-10-01 Zahra Nourbakhsh , Reza Asgari

Polystyrene-based phosphorene nanocomposites were prepared by a solvent blending procedure allowing the embedding of black phosphorus (BP) nanoflakes in the polymer matrix. Raman spectroscopy, X Ray Diffraction and TEM microscopy were…

Ubiquitous graphene is a stricly 2D material representing an ideal adsorbing platform due to its large specific surface area as well as its mechanical strength and resistance to both thermal and chemical stresses. However, graphene as a…

Materials Science · Physics 2016-10-06 Massimiliano Bartolomei , Giacomo Giorgi

By performing firt-principles electronic calculations we propose new a phase of group-V allotropes of antimonene, arsenene and phosphorene in the pentaoctite structure. By calculating the phonon spectra, we show that all these phases are…

Materials Science · Physics 2020-08-31 Erika Nascimento Lima , Andreia Luisa da Rosa , Thomas Frauenheim

Black phosphorus exhibits a layered structure similar to graphene, allowing mechanical exfoliation of ultrathin single crystals. Here we demonstrate few-layer black phosphorus field effect devices on Si/SiO$_2$ and measure charge carrier…

Mesoscale and Nanoscale Physics · Physics 2015-06-18 Steven P. Koenig , Rostislav A. Doganov , Hennrik Schmidt , A. H. Castro Neto , Barbaros Oezyilmaz

The application of strain to 2D materials allows manipulating the electronic, magnetic, and thermoelectric properties. These physical properties are sensitive to slight variations induced by tensile and compressive strain and to the…

Materials Science · Physics 2023-06-14 J. W. González

We report on the optoelectronic properties of GaN$(0001)$ and $(1\bar{1}00)$ surfaces after their functionalization with phosphonic acid derivatives. To analyze the possible correlation between the acid's electronegativity and the GaN…

The electronic structure and functionality of 2D materials is highly sensitive to structural morphology, opening the possibility for manipulating material properties, but also making predictable and reproducible functionality challenging.…

Mesoscale and Nanoscale Physics · Physics 2022-10-26 Prakriti P. Joshi , Ruiyu Li , Joseph L. Spellberg , Liangbo Liang , Sarah B. King

The prospects of phosphorene as an anode material for high performance Li-ion battery was systematically investigated from the first principle calculations and experimental measurements. The diffusion energy barriers of a Li atom moving…

Materials Science · Physics 2016-07-04 Congyan Zhang , George Anderson , Ruchira Ravinath Dharmasena , Gamini Sumanasekera , Ming Yu

Searching for materials with single atom-thin as well as planar structure, like graphene and borophene, is one of the most attractive themes in two dimensional materials. Herein, using density functional theory calculations, we have…

Materials Science · Physics 2024-09-17 Jun-Hui Yuan , Biao Zhang , Ya-Qian Song , Jia-Fu Wang , Kan-Hao Xue , Xiang-Shui Miao

The structural and electronic properties of oxidized graphene are investigated on the basis of the genetic algorithm and density functional theory calculations. We find two new low energy semiconducting phases of the fully oxidized graphene…

Materials Science · Physics 2010-01-05 H. J. Xiang , Su-Huai Wei , X. G. Gong

Using detailed first-principles calculations, we investigate the hopping rate of vacancies in phosphorene, an emerging elemental 2D material besides graphene. Our work predicts that a direct observation of these mono-vacancies (MVs),…

Materials Science · Physics 2017-04-25 Yongqing Cai , Qingqing Ke , Gang Zhang , Boris I. Yakobson , Yong-Wei Zhang

Carbon-based materials have attracted great attention due to their exceptional structural diversity and wide-ranging applications. Recently, a new two-dimensional carbon allotrope, named pentagraphene (PG), was proposed. In this study, we…

Adsorption is one important way applied to water decontamination, where carbon is commonly used as highly effective absorbent. Carbon of different morphologies and structures normally demonstrate distinct capabilities to adsorption-typed…

Materials Science · Physics 2017-05-02 Sun Ling

Natural oxidation is a common degradation mechanism of both mechanical and electronic properties for most of the new two-dimensional materials. From another perspective, controlled oxidation is an option to tune material properties,…

Mesoscale and Nanoscale Physics · Physics 2016-12-21 I. S. S. de Oliveira , R. Longuinhos

Metal-organic frameworks (MOFs) are an important class of materials that present intriguing opportunities in the fields of sensing, gas storage, catalysis, and optoelectronics. Very recently, two-dimensional (2D) MOFs have been proposed as…

Materials Science · Physics 2018-10-15 Avijit Kumar , Kaustuv Banerjee , Adam S. Foster , Peter Liljeroth

Owing to its outstanding electronic properties, black phosphorus (BP) is considered as a promising material for next-generation optoelectronic devices. In this work, devices based on BP/MXene (Zrn+1CnT2, T = O, F, OH, n = 1, 2) van der…

Materials Science · Physics 2018-02-13 Hao Yuan , Zhenyu Li

We propose here a two-dimensional material based on a single layer of violet or Hittorf's phosphorus. Using first-principles density functional theory, we find it to be energetically very stable, comparable to other previously proposed…

Materials Science · Physics 2016-06-13 Georg Schusteritsch , Martin Uhrin , Chris J. Pickard

Electronic and structural properties of a 3D carbon allotrope made of Hopf-linked graphenes, which we call a Hopfene - a type of topological crystal, are examined by semi-empirical molecular-orbital and density-functional-theoretical…

Materials Science · Physics 2019-12-30 Isao Tomita , Shinichi Saito

The rapid technological progress in the 21st century demands new multi-functional materials applicable to a wide variety of industries. Two-dimensional (2D) materials are predicted to have a revolutionary impact on the cost, size, weight,…

Applied Physics · Physics 2019-05-17 Samira Naghdi , Gonzalo Sanchez-Arriaga , Kyong Yop Rhee