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Related papers: Highly Itinerant Atomic Vacancies in Phosphorene

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Phosphorene has been attracted intense interest due to its unexpected high carrier mobility and distinguished anisotropic optoelectronic and electronic properties. In this work, we unraveled strain engineered phosphorene as a photocatalyst…

Materials Science · Physics 2014-11-25 Baisheng Sa , Yan-Ling Li , Jingshan Qi , Rajeev Ahuja , Zhimei Sun

Phosphorus has diverse chemical bonds and even in its two-dimensional form there are three stable allotropes: black phosphorene (Black-P), blue phosphorene (Blue-P), and violet phosphorene (Violet-P). Due to the complexity of these…

Computational Physics · Physics 2023-02-10 Penghua Ying , Ting Liang , Ke Xu , Jin Zhang , Jianbin Xu , Jianyang Wu , Zheyong Fan , Tapio Ala-Nissila , Zheng Zhong

The family of emerging low-symmetry and structural in-plane anisotropic 2D materials have been expanding rapidly in recent years. As an important emerging anisotropic 2D material, the black phosphorene (BP) analog group IVA-VI metal…

Materials Science · Physics 2020-11-03 Abdus Salam Sarkar , Emmanuel Stratakis

Interband optical transitions in graphene are subject to pseudospin selection rules. Impulsive excitation with linearly polarized light generates an anisotropic photocarrier occupation in momentum space that evolves at timescales shorter…

Mesoscale and Nanoscale Physics · Physics 2015-11-18 M. Trushin , A. Grupp , G. Soavi , A. Budweg , D. De Fazio , U. Sassi , A. Lombardo , A. C. Ferrari , W. Belzig , A. Leitenstorfer , D. Brida

The presence of twist angles between layers of two-dimensional materials has a profound impact on their physical properties. Turbostratic multilayer graphene is a system containing a distribution of rotational stacking faults, and these…

Mesoscale and Nanoscale Physics · Physics 2022-10-05 A. Mohapatra , M. S. Ramachandra Rao , M. Jaiswal

Understanding water behaviour on 2D materials is crucial for sensing, microfluidics, and tribology. While water/graphene interactions are well studied, water on hexagonal boron nitride (h-BN) remains largely unexplored. Despite structural…

Mesoscale and Nanoscale Physics · Physics 2025-11-26 Philipp Seiler , Anthony Payne , Neubi F. Xavier , Louie Slocombe , Marco Sacchi , Anton Tamtögl

A few-layer black phosphorene has recently gained significant interest in the scientific community. In this paper, we consider several polymorphs of phosphorene nanoribbons (PNRs) and employ deformation potential theory within the effective…

Materials Science · Physics 2018-02-08 Sumandeep Kaur , Ashok Kumar , Sunita Srivastava , Ravindra Pandey , K. Tankeshwar

The transport properties of nematic aerogels, which consist of highly oriented Al$_2$O$_3\cdot$SiO$_2$ nanofibers coated with a graphene shell with a large number of defects, are studied. The temperature dependences of the electrical…

Mesoscale and Nanoscale Physics · Physics 2022-03-16 V. I. Tsebro , E. G. Nikolaev , L. B. Lugansky , M. S. Kutuzov , R. A. Khmel'nitskii , A. A. Tonkikh , A. I. Khar'kovskii

An optical phonon limited velocity model has been employed to investigate high-field transport in a selection of layered 2D materials for both, low-power logic switches with scaled supply voltages, and high-power, high-frequency…

Atomically thin black phosphorus (BP) is a promising two-dimensional material for fabricating electronic and optoelectronic nano-devices with high mobility and tunable bandgap structures. However, the charge-carrier mobility in few-layer…

We report and analyze low-temperature measurements of the conductance of partially disordered reduced graphene oxide, finding that the data follow a simple crossover scenario. At room temperature, conductance is dominated by two-dimensional…

Mesoscale and Nanoscale Physics · Physics 2013-10-24 C. Y. Cheah , C. Gómez-Navarro , L. C. Jaurigue , A. B. Kaiser

Graphene, in addition to its unique electronic and optical properties, revealed unusually high thermal conductivity. The fact that thermal conductivity of large enough graphene sheets should be higher than that of basal planes of bulk…

In order to investigate the interaction between single vacancies in a graphene sheet, we have used spin-polarized density functional theory (DFT). Two distinct configurations were considered, either with the two vacancies located in the…

Mesoscale and Nanoscale Physics · Physics 2016-06-22 Wanderla L. Scopel , Wendel S. Paz , Jair C. C. Freitas

Future multi-functional hybrid devices might combine switchable molecules and 2D material-based devices. Spin-crossover compounds are of particular interest in this context since they exhibit bistability and memory effects at room…

Mesoscale and Nanoscale Physics · Physics 2017-04-05 J. Dugay , M. Aarts , M. Giménez-Marqués , T. Kozlova , H. W. Zandbergen , E. Coronado , H. S. J van der Zant

Density functional theory (DFT) calculations of 58 liquid elements at their triple point show that most metals exhibit near proportionality between thermal fluctuations between virial and potential-energy in the isochoric ensemble. This…

Statistical Mechanics · Physics 2015-11-30 Felix Hummel , Georg Kresse , Jeppe C. Dyre , Ulf R. Pedersen

We investigate the deformation and failure mechanisms of phosphorene sheet and nanoribbons under uniaxial tensile strain along the zigzag direction using the density functional tight-binding method. Surprisingly, twin-like deformation…

Materials Science · Physics 2017-12-12 V. Sorkin , Y. Q. Cai , D. J. Srolovitz , Y. W. Zhang

New classes two-dimensional (2D) materials beyond graphene, including layered and non-layered, and their heterostructures, are currently attracting increasing interest due to their promising applications in nanoelectronics, optoelectronics…

Computational Physics · Physics 2016-06-22 Guangzhao Qin , Zhenzhen Qin , Wu-Zhang Fang , Li-Chuan Zhang , Sheng-Ying Yue , Qing-Bo Yan , Ming Hu , Gang Su

Layered and two-dimensional (2D) materials such as graphene, boron nitride, transition metal dichalcogenides(TMDCs), and black phosphorus (BP) have intriguing fundamental physical properties and bear promise of numerous important…

Mesoscale and Nanoscale Physics · Physics 2018-10-04 Yohannes Abate , Sampath Gamage , Li Zhen , Stephen B. Cronin , Han Wang , Viktoriia Babicheva , Mohammad H. Javani , Mark I. Stockman

The stationary flow field in a quasi-two-dimensional hopper is investigated experimentally. The behavior of materials consisting of beads and elongated particles with different aspect ratio is compared. We show, that while the vertical…

Soft Condensed Matter · Physics 2018-08-01 Balazs Szabo , Zsolt Kovacs , Sandra Wegner , Ahmed Ashour , David Fischer , Ralf Stannarius , Tamas Borzsonyi

Considering the rapid development of experimental techniques for fabricating 2D materials in recent years, various monolayers are expected to be experimentally realized in the near future. Motivated by the recent research activities focused…

Materials Science · Physics 2018-11-26 Pooja Jamdagni , Anil Thakur , Ashok Kumar , P. K. Ahluwalia , Ravindra Pandey