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Related papers: Anisotropic Ripple Deformation in Phosphorene

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Graphene monolayers are known to display domains of anisotropic friction with twofold symmetry and anisotropy exceeding 200 percent. This anisotropy has been thought to originate from periodic nanoscale ripples in the graphene sheet, which…

Phosphorene, a monolayer of black phosphorus, is a two-dimensional material that lacks a multivalley structure in the Brillouin zone and has negligible spin-orbit coupling. This makes it a promising candidate for investigating the orbital…

Mesoscale and Nanoscale Physics · Physics 2023-10-20 Tarik P. Cysne , Marcio Costa , Marco Buongiorno Nardelli , R. B. Muniz , Tatiana G. Rappoport

A beam of linearly polarized light transmitted through magnetically biased graphene can have its axis of polarization rotated by several degrees after passing the graphene sheet. This large Faraday effect is due to the action of the…

Materials Science · Physics 2016-07-06 Jürgen Schiefele , Luis Martin-Moreno , Francisco Guinea

Graphene is the stiffest material known so far but, due to its one-atom thickness, it is also very bendable. Consequently, free-standing graphene exhibit ripples that has major effects on its elastic properties. Here we will summarize three…

Materials Science · Physics 2021-07-01 Guillermo Lopez-Polin , Cristina Gomez-Navarro , Julio Gomez-Herrero

Two-dimensional Molybdenum Disulfide (MoS2) has shown promising prospects for the next generation electronics and optoelectronics devices. The monolayer MoS2 can be patterned into quasi-one-dimensional anisotropic MoS2 nanoribbons (MNRs),…

Materials Science · Physics 2016-09-27 Jiang-Bin Wu , Huan Zhao , Yuanrui Li , Douglas Ohlberg , Wei Shi , Wei Wu , Han Wang , Ping-Heng Tan

Systematic engineering of atomic-scale low-dimensional defects in two-dimensional nanomaterials is a promising way to modulate the electronic properties of these nanomaterials. Defects at interfaces such as grain boundaries and line defects…

Materials Science · Physics 2016-01-22 Woosun Jang , Kisung Kang , Aloysius Soon

Recently, it was demonstrated that a graphene/dielectric/metal configuration can support acoustic plasmons, which exhibit extreme plasmon confinement an order of magnitude higher than that of conventional graphene plasmons. Here, we…

Mesoscale and Nanoscale Physics · Physics 2018-06-22 In-Ho Lee , Luis Martin-Moreno , Daniel A. Mohr , Kaveh Khaliji , Tony Low , Sang-Hyun Oh

We investigate theoretically the effects of modulated periodic perpendicular magnetic fields on the electronic states and optical absorption spectrum in a monolayer black phosphorus (phosphorene). We demonstrate that different phosphorene…

Mesoscale and Nanoscale Physics · Physics 2018-04-04 X. J. Li , J. H. Yu , Z. H. Wu , W. Yang

We compute binding energies, Stark shifts, electric-field-induced dissociation rates, and the Franz-Keldysh effect for excitons in phosphorene in various dielectric surroundings. All three effects show a pronounced dependence on the…

Mesoscale and Nanoscale Physics · Physics 2020-09-23 Høgni C. Kamban , Thomas G. Pedersen , Nuno M. R. Peres

Black phosphorus (P) has emerged as a layered semiconductor with a unique crystal structure featuring corrugated atomic layers and strong in-plane anisotropy in its physical properties. Here, we demonstrate that the crystal orientation and…

Mesoscale and Nanoscale Physics · Physics 2016-09-27 Zenghui Wang , Hao Jia , Xu-Qian Zheng , Rui Yang , G. J. Ye , X. H. Chen , Philip X. -L. Feng

Because of their unique and rich physical properties, transition metal dichalcogenides (TMDs) materials have attracted much interest. Many studies suggest that introducing the degree of freedom of anisotropy, which may be brought about by…

Materials Science · Physics 2025-02-11 T. T. Lin , J. W. Ma , H. C. Deng , L. Z. Liu

We study the effects of strain on the properties and dynamics of Wannier excitons in monolayer (phosphorene) and few-layer black phosphorus (BP), a promising two-dimensional material for optoelectronic applications due to its high mobility,…

Mesoscale and Nanoscale Physics · Physics 2016-09-29 Pablo San-Jose , Vincenzo Parente , Francisco Guinea , Rafael Roldán , Elsa Prada

We investigate, based on the tight-binding model and in the linear deformation regime, the strain dependence of the electronic band structure of phosphorene, exposed to a uniaxial strain in one of its principle directions, the normal, the…

Mesoscale and Nanoscale Physics · Physics 2015-12-21 Yawar Mohammadi , Borhan Arghavani Nia

In this work we present a study on the negative differential resistance behavior and the impact of various deformations {like ripples, twist, wrap} and defects like vacancies and edge roughness on the electronic properties of short-channel…

Mesoscale and Nanoscale Physics · Physics 2015-06-17 Amretashis Sengupta , Santanu Mahapatra

We perform classical molecular dynamics to investigate the effects of mechanical strain on single-layer black phosphorus nanoresonators at different temperatures. We find that the resonant frequency is highly anisotropic in black phosphorus…

Materials Science · Physics 2016-01-20 Cui-Xia Wang , Chao Zhang , Jin-Wu Jiang , Harold S. Park , T. Rabczuk

Antimonene has attracted much attention for its high carrier mobility and suitable band gap for electronic, optoelectronic, and even spintronic devices. To tailor its properties for such applications, strain engineering may be adopted.…

Materials Science · Physics 2023-03-10 Yujia Tian , Devesh R. Kripalani , Ming Xue , Shaofan Li , Kun Zhou

We studied the electronic structure and optic absorption of phosphorene (monolayer of black phosphorus) under strain. Strain was found to be a powerful tool for the band structure engineering. The in-plane strain in armchair or zigzag…

Mesoscale and Nanoscale Physics · Physics 2016-04-20 Houjian Duan , Mou Yang , Ruiqiang Wang

We report the quasiparticle band gap, excitons, and highly anisotropic optical responses of few-layer black phosphorous (phosphorene). It is shown that these new materials exhibit unique many-electron effects; the electronic structures are…

Mesoscale and Nanoscale Physics · Physics 2014-06-27 Vy Tran , Ryan Soklaski , Yufeng Liang , Li Yang

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

Phosphorene, a single atomic layer of black phosphorus, has recently emerged as a new twodimensional (2D) material that holds promise for electronic and photonic technology. Here we experimentally demonstrate that the electronic structure…