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We ascertain the anisotropic thermal conductivity of alumina passivated black phosphorus (BP), a reactive 2D nanomaterial with strong in-plane anisotropy. We measure the room temperature thermal conductivity by time-domain thermoreflectance…

Materials Science · Physics 2015-10-02 Hyejin Jang , Joshua D. Wood , Christopher R. Ryder , Mark C. Hersam , David G. Cahill

Black phosphorus (BP), a two-dimensional (2D) van der Waals layered material composed of phosphorus atoms, has been one of the most actively studied 2D materials in recent years due to its tunable energy band gap (tunable even to a negative…

Mesoscale and Nanoscale Physics · Physics 2019-04-08 Sanghyun Park , Seungchan Woo , Hongki Min

To date, the intrinsic thermal conductivity tensor of bulk black phosphorus (BP), an important 2D material, is still unknown, since recent studies focus on BP flakes not on bulk BP. Here we report the anisotropic thermal conductivity tensor…

Materials Science · Physics 2016-11-22 Bo Sun , Xiaokun Gu , Qingsheng Zeng , Xi Huang , Yuexiang Yan , Zheng Liu , Ronggui Yang , Yee Kan Koh

We compute the anisotropic in-plane thermal conductivity of suspended single-layer black phosphorous (SLBP) using three molecular dynamics (MD) based methods, including the equilibrium MD method, the nonequilibrium MD (NEMD) method, and the…

Materials Science · Physics 2018-10-19 Ke Xu , Zheyong Fan , Jicheng Zhang , Ning Wei , Tapio Ala-Nissila

Black phosphorus (BP) has emerged as a direct-bandgap semiconducting material with great application potentials in electronics, photonics, and energy conversion. Experimental characterization of the anisotropic thermal properties of BP,…

The electronic properties of the layered black phosphorus (black-P) and its monolayer counterpart phosphorene are investigated by using the first-principles calculations based on the density functional theory (DFT). The room-temperature…

Materials Science · Physics 2014-04-22 H. Y. Lv , W. J. Lu , D. F. Shao , Y. P. Sun

Phosphorene, the single layer counterpart of black phosphorus, is a novel two-dimensional semiconductor with high carrier mobility and a large fundamental direct band gap, which has attracted tremendous interest recently. Its potential…

Materials Science · Physics 2015-02-06 Guangzhao Qin , Qing-Bo Yan , Zhenzhen Qin , Sheng-Ying Yue , Ming Hu , Gang Su

Black phosphorus has been revisited recently as a new two-dimensional material showing potential applications in electronics and optoelectronics. Here we report the anisotropic in-plane thermal conductivity of suspended few-layer black…

Mesoscale and Nanoscale Physics · Physics 2015-10-20 Zhe Luo , Jesse Maassen , Yexin Deng , Yuchen Du , Richard P. Garrelts , Mark S. Lundstrom , Peide D. Ye , Xianfan Xu

We study a thermal gradient induced current $\left(I_{th}\right)$ flow in potassium-doped two-dimensional anisotropic black phosphorus (BP) with semi-Dirac dispersion. The prototype device is a BP channel clamped between two contacts…

Materials Science · Physics 2018-04-04 Parijat Sengupta , Saptarshi Das , Junxia Shi

Research on black phosphorus (BP) has been experiencing a renaissance over the last few years, after the demonstration that few-layer BP exhibits high carrier mobility and a thickness-dependent band gap. For a long time, bulk BP is also…

Materials Science · Physics 2017-05-02 Renyan Zhang , John Waters , Andre K. Geim , Irina V. Grigorieva

Two-dimensional materials and their heterostructures have emerged as a new class of materials for not only fundamental physics but also for electronic and optoelectronic applications. Black phosphorus (BP) is a relatively new addition to…

Mesoscale and Nanoscale Physics · Physics 2015-11-23 Manabendra Kuiri , Chandan Kumar , Biswanath Chakraborty , Satyendra N Gupta , Mit H. Naik , Manish Jain , A. K. Sood , Anindya Das

The single-layer black phosphorus is characteristic for its puckered structure, which has leaded to highly anisotropy in its optical, electronic, and mechanical properties. We report, using the non-equilibrium Green's function approach and…

Materials Science · Physics 2015-02-13 Jin-Wu Jiang

We study the charged impurity limited mobility in black phosphorus, a highly anisotropic layered material. We compute the mobility within the Boltzmann transport equation under detailed balance condition, and taking into account the…

Materials Science · Physics 2016-04-06 Yue Liu , Tony Low , P. Paul Ruden

The first order standard perturbation theory combined with ab initio projector augmented wave operator challenges the realization of the standard Sternheimer equation with linear computational efficiency. This efficiency motivates us to…

Materials Science · Physics 2018-10-05 Sushant Kumar Behera , Pritam Deb

We apply the generalized Boltzmann theory to describe thermoelectric transport properties of monolayer phosphorene in the presence of short- and long-range charged impurity interactions. First, we propose a low-energy Hamiltonian to explore…

Mesoscale and Nanoscale Physics · Physics 2017-01-27 Moslem Zare , Babak Zare Rameshti , Farnood G. Ghamsari , Reza Asgari

The effects of size, strain, and vacancies on thermal properties of armchair black phosphorus nanotubes are investigated based on qualitative analysis from molecular dynamics simulations. It is found that the thermal conductivity has a…

Materials Science · Physics 2017-04-05 Feng Hao , Xiangbiao Liao , Hang Xiao , Xi Chen

Anisotropic charge carrier transport in black phosphorus limited by ionized impurity scattering at finite temperature is explored theoretically. The anisotropic electronic structure enters the calculation for the polarizability (screening),…

Mesoscale and Nanoscale Physics · Physics 2017-05-03 Yue Liu , P. Paul Ruden

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

Using first-principles calculations and non-equilibrium Green's function method, we investigate the ballistic thermal transport in single-layer phosphorene. A significant crystallographic orientation dependence of thermal conductance is…

Mesoscale and Nanoscale Physics · Physics 2017-04-18 Zhun-Yong Ong , Yongqing Cai , Gang Zhang , Yong-Wei Zhang

As an emerging single elemental layered material with a low symmetry in-plane crystal lattice, black phosphorus (BP) has attracted significant research interest owing to its unique electronic and optoelectronic properties, including its…

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