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While obtaining theoretical predictions for dissipation during sliding motion is a difficult task, one regime that allows for analytical results is the so-called noncontact regime, where a probe is weakly interacting with the surface over…

Materials Science · Physics 2021-12-08 Miru Lee , Richard L. C. Vink , Cynthia A. Volkert , Matthias Krüger

Propagating atomic vibrational waves, phonons, rule important thermal, mechanical, optoelectronic and transport characteristics of materials. Thus the knowledge of phonon dispersion, namely the dependence of vibrational energy on momentum…

Materials Science · Physics 2019-10-09 Ryosuke Senga , Kazu Suenaga , Paolo Barone , Shigeyuki Morishita , Francesco Mauri , Thomas Pichler

The two-dimensional semiconductor phosphorene has attracted extensive research interests for potential applications in optoelectronics, spintronics, catalysis, sensors, and energy conversion. To harness phosphorene's potential requires a…

Materials Science · Physics 2021-07-13 Biswas Rijal , Anne Marie Z. Tan , Christoph Freysoldt , Richard G. Hennig

The magnetization distribution, its energetic characterization by the interlayer coupling constants and lattice dynamics of (001)-oriented Fe/Pt multilayers are investigated using density functional theory combined with the direct method to…

Materials Science · Physics 2016-08-14 Paweł T. Jochym , Krzysztof Parlinski , Andrzej M. Oleś

Using first-principles calculations, we study the electronic properties of few-layer phosphorene focusing on layer-dependent behavior of band gap, work function and band alignment and carrier effective mass. It is found that few-layer…

Materials Science · Physics 2014-10-13 Yongqing Cai , Gang Zhang , Yong-Wei Zhang

We propose a method to control the energy distribution in multimode mechanical systems using a single nonlinear feedback loop. We demonstrate that this feedback mechanism simultaneously amplifies the fundamental vibrational mode while…

Applied Physics · Physics 2026-04-14 Xu Zheng , Baowen Li

Two-dimensional gapped semi-Dirac (GSD) materials are systems with a finite band gap that their charge carriers behave relativistically in one direction and Schr\"odinger-like in the other. In the present work, we show that besides the two…

Mesoscale and Nanoscale Physics · Physics 2022-11-10 Esmaeil Taghizadeh Sisakht , Farhad Fazileh , S. Javad Hashemifar , Francois M. Peeters

The monolayer of black phosphorous, or phosphorene, has recently emerged as a new 2D semiconductor with intriguing highly anisotropic transport properties. Existing calculations of its intrinsic phonon-limited electronic transport…

Materials Science · Physics 2015-06-24 Bolin Liao , Jiawei Zhou , Bo Qiu , Mildred S. Dresselhaus , Gang Chen

We consider the fractional drag in a double layer system of two-dimensional electrons in the half-filled lowest Landau level. At sufficiently large inter-layer separations the drag is dominated by exchange of acoustic phonons and exhibits…

Condensed Matter · Physics 2007-05-23 D. V. Khveshchenko

In this work we study the intercalation of monolayer phosphorene with nitrogen, lithium and calcium for exploring prospects of spintronic applications. The electronic and the magnetic properties of the intercalated structure are…

Materials Science · Physics 2021-02-03 S. Koley , S. Basu

We present a theory of the phonon-assisted nonlinear dc transport of 2D electrons in high Landau levels. The nonlinear dissipative resistivity displays quantum magneto-oscillations governed by two parameters which are proportional to the…

Mesoscale and Nanoscale Physics · Physics 2011-03-09 I. A. Dmitriev , R. Gellmann , M. G. Vavilov

The electronic structure, bonding and magnetism in graphene containing vacancies are studied using density-functional methods. The single-vacancy graphene ground state is spin polarized and structurally flat. The unpolarized state is non…

Mesoscale and Nanoscale Physics · Physics 2008-07-11 M. W. C. Dharma-wardana , Marek Z. Zgierski

We consider a system consists of a doped monolayer phosphorene embedded between two hexagonal Boron Nitride (hBN) slabs along the heterostructure direction. The wavevector azimuthal angle dependence of the plasmon-polariton and…

Mesoscale and Nanoscale Physics · Physics 2020-11-03 Farnood Ghohroodi Ghamsari , Reza Asgari

The electronic properties of monolayer phosphorene are exotic due to its puckered structure and large intrinsic direct band gap. We derive and discuss its band structure in the presence of a perpendicular magnetic field. Further, we…

Mesoscale and Nanoscale Physics · Physics 2015-07-23 M. Tahir , P. Vasilopoulos , F. M. Peeters

We obtain the exact wave function of a monolayer phosphorene under a low- intensity time-dependent magnetic field using the dynamical invariant method. We calculate the quantum-mechanical energy expectation value and the transition…

Materials Science · Physics 2018-01-17 J. P. G. Nascimento , V. Aguiar , I. Guedes

Insight into why superconductivity in pristine and doped monolayer graphene seems strongly suppressed has been central for the recent years' various creative approaches to realize superconductivity in graphene and graphene-like systems. We…

Superconductivity · Physics 2020-06-12 Even Thingstad , Akashdeep Kamra , Justin W. Wells , Asle Sudbø

Motivated by recent scanning tunneling microscopy/spectroscopy experiments on probing single vacancies in black phosphorus, we present a theory for Fano antiresonances induced by coupling between vacancy states and edge states of zigzag…

Mesoscale and Nanoscale Physics · Physics 2019-02-07 M. Amini , M. Soltani , M. Sharbafiun

We study a nonlinear magnetic metamaterial modeled as a split-ring resonator array, where the standard discrete laplacian is replaced by its fractional form. We find a closed-form expression for the dispersion relation as a function of the…

Pattern Formation and Solitons · Physics 2025-03-11 Mario I. Molina

We investigate the anisotropic hybrid plasmon-SO phonon dispersion relations in monolayer and double-layer phosphorene systems located on the polar substrates, such as SiO2, h-BN and Al2O3. We calculate these hybrid modes with using the…

Mesoscale and Nanoscale Physics · Physics 2017-09-06 S. Saberi-Pouya , T. Vazifehshenas , T. Salavati-fard , M. Farmanbar

The dual phosphorylation network provides an essential component of intracellular signaling, affecting the expression of phenotypes and cell metabolism. For particular choices of kinetic parameters, this system exhibits multistationarity, a…

Optimization and Control · Mathematics 2024-09-25 May Cai , Matthias Himmelmann , Birte Ostermann
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