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Related papers: Magnetic ratchet effect in phosphorene

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A lattice Boltzmann model with interacting particles was developed in order to simulate the magneto-rheological characteristics of magnetic fluids. In the frame of this model, $6\, +\,1$ species of particles are allowed to move across a…

comp-gas · Physics 2008-02-03 Victor Sofonea

Two-dimensional metals, such as graphene, have undergone extensive exploration, with graphene exhibiting a metallic response limited to the infrared spectral range. Overcoming the challenge of extending the electron mobility in…

Mesoscale and Nanoscale Physics · Physics 2025-02-04 Yaser Abdi , Masoud Taleb , Soheil Hajibaba , Mohsen Moayedi , Nahid Talebi

Axial or circularly polarized phonons are collective lattice vibrations with angular momentum. Over the past decade they have emerged as a promising mechanism for the manipulation of magnetism, in parallel to well established optical…

Materials Science · Physics 2025-11-06 Natalia Shabala , Finja Tietjen , R. Matthias Geilhufe

We address the theory of the coupled lattice and magnetization dynamics of freely suspended single-domain nanoparticles. Magnetic anisotropy generates low-frequency satellite peaks in the microwave absorption spectrum and a blueshift of the…

Mesoscale and Nanoscale Physics · Physics 2017-05-01 Hedyeh Keshtgar , Simon Streib , Akashdeep Kamra , Yaroslav M. Blanter , Gerrit E. W. Bauer

Rotation of the plane of the polarization of light in the presence of a magnetic-field, known as the Faraday rotation, is a consequence of the electromagnetic nature of light and has been utilized in many optical devices. Current efforts…

Optics · Physics 2020-03-31 Vasileios Balos , Genaro Bierhance , Martin Wolf , Mohsen Sajadi

We study the ratchet effect of a damped relativistic particle driven by both asymmetric temporal bi-harmonic and time-periodic piecewise constant forces. This system can be formally solved for any external force, providing the ratchet…

Pattern Formation and Solitons · Physics 2025-11-11 Niurka R. Quintero , Renato Alvarez-Nodarse , José A. Cuesta

We study the Hofstadter butterfly spectrum in (1+3+1) chirally twisted multilayer graphene (CTMLG) subject to perpendicular magnetic field and light with different polarizations. We focus on the interplay between twist angles and…

Mesoscale and Nanoscale Physics · Physics 2025-05-28 Nadia Benlakhouy , Ahmed Jellal , Hocine Bahlouli , Pablo Díaz , David Laroze

We develop a microscopic large-$N$ theory of electron-electron interaction corrections to multi-legged Feynman diagrams describing second- and third-order nonlinear response functions. Our theory, which reduces to the well-known random…

Materials Science · Physics 2017-01-25 Habib Rostami , Mikhail I. Katsnelson , Marco Polini

Local magnetic moments can be created in graphene by incorporating different defects. The possibility of regulating dynamics of magnetization in graphene, by employing the Purcell effect, is analyzed. The role of the system parameters in…

Mesoscale and Nanoscale Physics · Physics 2016-01-13 V. I. Yukalov , V. K. Henner , T. S. Belozerova

Arrays of Ni nanodots embedded in Nb superconducting films have been fabricated by sputtering and electron beam lithography techniques. The arrays are periodic triangular lattices of circular Ni dots arranged in a kagom\'e-like pattern with…

Superconductivity · Physics 2010-11-09 D. Perez de Lara , A. Alija , E. M. Gonzalez , M. Velez , J. I. Martin , J. L. Vicent

Among the magnetic materials, those with ferromagnetic character are, by far, the most studied in what concerns applications of the magnetocaloric effect. However, recently, diamagnetic materials received due attention never received…

Materials Science · Physics 2015-08-03 M. S. Reis

In this letter we analyze an optical Fabry-P\'erot resonator as a time-periodic driving of the (2D) optical field repeatedly traversing the resonator, uncovering that resonator twist produces a synthetic magnetic field applied to the light…

Quantum Gases · Physics 2016-03-23 Ariel Sommer , Jonathan Simon

In this work we use Floquet theory to theoretically study the influence of monochromatic circularly and linearly polarized light on the Hofstadter butterfly---induced by a uniform perpendicular magnetic field--for both the kagome and…

Mesoscale and Nanoscale Physics · Physics 2018-12-31 Liang Du , Qi Chen , Aaron D. Barr , Ariel R. Barr , Gregory A. Fiete

We numerically study the electrical and thermoelectric transport properties in phosphorene in the presence of both a magnetic field and disorder. The quantized Hall conductivity is similar to that of a conventional two-dimensional electron…

Mesoscale and Nanoscale Physics · Physics 2021-08-17 R. Ma , S. W. Liu , M. X. Deng , L. Sheng , D. Y. Xing , D. N. Sheng

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

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

An effective Hamiltonian technique is used to investigate the effect of applying curled electric fields on physical properties of stress-free BiFeO3 dots being under open-circuit electrical boundary conditions. It is discovered that such…

Mesoscale and Nanoscale Physics · Physics 2011-09-15 Wei Ren , L. Bellaiche

We investigate the photoconductivity of graphene within the relaxation time approximation. In presence of the inter-band transitions induced by the linearly polarized light the photoconductivity turns out to be highly anisotropic due to the…

Materials Science · Physics 2011-10-18 Maxim Trushin , John Schliemann

The optical response of phosphorene can be gradually changed by application of moderate uniaxial compression, as the material undergoes the transition into an indirect gap semiconductor and eventually into a semimetal. Strain tunes not only…

Materials Science · Physics 2015-04-01 L. Seixas , A. S. Rodin , A. Carvalho , A. H. Castro Neto

We present the first materials specific ab initio theory of the magnetization induced by circularly polarized laser light in metals. Our calculations are based on non-linear density matrix theory and include the effect of absorption. We…

Materials Science · Physics 2016-09-28 Marco Berritta , Ritwik Mondal , Karel Carva , Peter M. Oppeneer