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Related papers: Phosphorene: A New 2D Material with High Carrier M…

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Phosphorene is a two-dimensional (2D) material exhibiting strong in-plane structural anisotropy. In this work, we investigate the influence of structural anisotropy on the optics, dynamics, and transport of excitons in phosphorene by…

Mesoscale and Nanoscale Physics · Physics 2025-09-04 Kai-Wei Chang , Joshua J. P. Thompson , Bartomeu Monserrat

In this work, device performances of tunneling field effect transistors (TFETs) based on phosphorene are explored via self-consistent atomistic quantum transport simulations. Phosphorene is an ultra-thin two-dimensional (2-D) material with…

Mesoscale and Nanoscale Physics · Physics 2015-02-27 Jiwon Chang , Chris Hobbs

Two-dimensional electron gases (2DEG) have been an important source of experimental discovery and conceptual development in condensed matter physics for decades. When combined with the unique electronic properties of two-dimensional (2D)…

Mesoscale and Nanoscale Physics · Physics 2014-11-25 Likai Li , Guo Jun Ye , Vy Tran , Ruixiang Fei , Guorui Chen , Huichao Wang , Jian Wang , Kenji Watanabe , Takashi Taniguchi , Li Yang , Xian Hui Chen , Yuanbo Zhang

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

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

Boron phosphide has recently been identified as a potential high hole mobility transparent conducting material. This promise arises from its low hole effective masses. However, BP has a relatively small 2 eV indirect band gap which will…

Most recently, a brand new phosphorus allotrope called green phosphorus has been predicted, which has a direct band gap up to 2.4 eV, and its single-layer form termed green phosphorene shows high stability. Here the mechanical properties…

Materials Science · Physics 2018-06-18 Guang Yang , Tianxing Ma , Xihong Peng

We report on the electronic transport properties of black phosphorus and analyze them using a two-carrier model in a wide range of pressure up to 2.5 GPa. In semiconducting state at 0.29 GPa, the remarkable non-linear behavior in the Hall…

Strongly Correlated Electrons · Physics 2017-03-16 Kazuto Akiba , Atsushi Miyake , Yuichi Akahama , Kazuyuki Matsubayashi , Yoshiya Uwatoko , Masashi Tokunaga

Discovery of atomically thin black phosphorus (called phosphorene) holds promise to be used as an alternative two-dimensional material to graphene and transition metal dichalcogenides especially as an anode material for lithium-ion…

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

We systematically evaluate the prospects of a novel 2D nanomaterial, phosphorene, as anode for Na-ion batteries. Using first-principles calculations, we determine the Na adsorption energy, specific capacity and Na diffusion barriers on…

Materials Science · Physics 2015-06-24 Vadym V. Kulish , Oleksandr I. Malyi , Clas Persson , Ping Wu

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…

Graphene-like two-dimensional (2D) materials, not only are interesting for their exotic electronic structure and fundamental electronic transport or optical properties but also, hold promises for device miniaturization down to atomic…

Within the past few years, atomically thin black phosphorus (BP) has been demonstrated as a fascinating new 2D material that is promising for novel nanoelectronics and nanophotonics applications, due to its many unique properties such as…

Applied Physics · Physics 2019-08-06 Zi-Yu Chen , Rui Qin

Electron-phonon(e-ph) interaction in Ca2N monolayer, the first electrene material with two-dimensional(2D) electron gas floating in free space, is expected to be very weak and such a character can be used to design weak-scattering transport…

Computational Physics · Physics 2018-12-05 Xiongzhi Zeng , Songtao Zhao , Zhenyu Li , Jinlong Yang

Phosphorene, a new elemental two dimensional (2D) material recently isolated by mechanical exfoliation, holds the feature of a direct band gap of around 2.0 eV, overcoming graphene's weaknesses (zero band gap) to realize the potential…

Materials Science · Physics 2016-12-07 Liujiang Zhou , Jin Zhang , Zhiwen Zhuo , Liangzhi Kou , Wei Ma , Bin Shao , Aijun Du , Sheng Meng , Thomas Frauenheim

Atomic layers of black phosphorus (P) isolated from its layered bulk make a new two-dimensional (2D) semiconducting crystal with sizable direct bandgap, high carrier mobility, and promises for 2D electronics and optoelectronics. However,…

Mesoscale and Nanoscale Physics · Physics 2023-05-03 Zenghui Wang , Arnob Islam , Rui Yang , Xu-Qian Zheng , Philip X. -L. Feng

Two-dimensional (2D) materials have captured the attention of the scientific community due to the wide range of unique properties at nanometer-scale thicknesses. While significant exploratory research in 2D materials has been achieved, the…

Materials Science · Physics 2018-05-23 Vinod K. Sangwan , Mark C. Hersam

Phosphorene is a promising two dimensional (2D) material with a direct band gap, high carrier mobility, and anisotropic electronic properties. Phosphorene-based electronic devices, however, are found to degrade upon exposure to air. In this…

Materials Science · Physics 2016-04-14 Gaoxue Wang , William J. Slough , Ravindra Pandey , Shashi P. Karna

Black phosphorus is emerging as a promising semiconductor for electronic and optoelectronic applications. To study fundamental carrier properties, we performed ultrafast femtosecond pump-probe spectroscopy on thin film black phosphorus…

Mesoscale and Nanoscale Physics · Physics 2017-03-13 Vasudevan Iyer , Peide Ye , Xianfan Xu