English
Related papers

Related papers: Current-induced mechanical torque in chiral molecu…

200 papers

Magnetic resonances driven by current-induced torques are crucial tools to study magnetic materials but are very limited in frequency and mechanical efficiency. We propose an alternative mechanism, voltage-induced torque, to realize high…

Mesoscale and Nanoscale Physics · Physics 2022-08-17 Junyu Tang , Ran Cheng

Transfer of conserved quantities between two remote regions is generally assumed to be a rather trivial process: a flux of particles carrying the conserved quantities propagates from one region to another. We however demonstrate a flow of…

Quantum Physics · Physics 2024-09-09 Yakir Aharonov , Daniel Collins , Sandu Popescu

Biomolecular motors use free energy to drive a variety of cellular tasks, including the transport of cargo, such as vesicles and organelles. We find that the widely-used `constant-force' approximation for the effect of cargo on motor…

Statistical Mechanics · Physics 2023-04-11 Aidan I Brown , David A Sivak

We excite diatomic oxygen and nitrogen to high rotational states with an optical centrifuge and study their dynamics in external magnetic field. Ion imaging is employed to directly visualize, and follow in time, the rotation plane of…

Chemical Physics · Physics 2015-04-08 Aleksey Korobenko , Valery Milner

A tens of Tesla quasi-static axial magnetic field can be produced in the interaction of a short intense laser beam carrying an Orbital Angular Momentum with an underdense plasma. Three-dimensional "Particle In Cell" simulations and…

Plasma Physics · Physics 2018-10-03 R. Nuter , Ph. Korneev , I. Thiele , V. Tikhonchuk

Orbital angular momentum transport has emerged as a promising route for manipulating magnetic devices, yet its generation has largely relied on the conventional orbital Hall effect. Here, we show that ferro-rotational order enables the…

Materials Science · Physics 2026-02-12 Daegeun Jo , Peter M. Oppeneer

Molecular chirality and electron spin are intricately intertwined via the fascinating phenomenon of chiral-induced spin selectivity (CISS), which has garnered considerable attention due to its extensive potential applications. A recent…

Chemical Physics · Physics 2025-10-17 Peng-Yi Liu , Tian-Yi Zhang , Ai-Min Guo , Yossi Paltiel , Qing-Feng Sun

Current-induced magnetization switching, a fundamental phenomenon related to spin-transport of electrons, enables non-voltaic and fast information write, facilitating applications in low-power memory and logic devices. However,…

Materials Science · Physics 2025-07-30 Yanyan Yang , Weiwei Lin

Manipulating and coupling molecule gears is the first step towards realizing molecular-scale mechanical machines. Here, we theoretically investigate the behavior of such gears using molecular dynamics simulations. Within a nearly rigid-body…

Soft Condensed Matter · Physics 2020-03-12 H. -H. Lin , A. Croy , R. Gutierrez , C. Joachim , G. Cuniberti

Contacts between particles in dense, sheared suspensions are believed to underpin much of their rheology. Roughness and adhesion are known to constrain the relative motion of particles, and thus globally affect the shear response, but an…

When a two-dimensional curved surface is conceived as a limiting case of a curved shell of equal thickness d, where the limit d\rightarrow0 is then taken, the well-known geometric potential is induced by the kinetic energy operator, in fact…

Quantum Physics · Physics 2011-09-27 Q. H. Liu

It has been observed that achiral nano-particles, such as flat helices, may be subjected to an optical torque even when illuminated by normally incident linearly polarized light. However, the origin of this fascinating phenomenon has so far…

Optics · Physics 2023-05-29 Karim Achouri , Mintae Chung , Andrei Kiselev , Olivier J. F. Martin

We investigate the spin transport through strongly anisotropic noncollinear magnetic molecules and find that the noncollinear magnetization acts as a spin-switching device for the current. Moreover, spin currents are shown to offer a viable…

Mesoscale and Nanoscale Physics · Physics 2013-05-29 Alessandro Soncini , Liviu F. Chibotaru

The connection between molecular vibrations and spin polarization in charge transport through molecular junctions is currently a topic of high interest, with important consequences for a variety of phenomena, such as chirality-induced spin…

Mesoscale and Nanoscale Physics · Physics 2025-03-13 Samuel L. Rudge , Christoph Kaspar , Rudolf Smorka , Riley J. Preston , Joseph Subotnik , Michael Thoss

The diffusion of an artificial active particle in a two-dimensional periodic pattern of stationary convection cells is investigated by means of extensive numerical simulations. In the limit of large P\'eclet numbers, i.e., for…

Soft Condensed Matter · Physics 2020-02-17 Yunyun Li , Lihua Li , Fabio Marchesoni , Debajyoti Debnath , Pulak K. Ghosh

We show, both classically and quantum mechanically, enantioselective orientation of gas phase chiral molecules excited by laser fields with twisted polarization. Counterintuitively, the induced orientation, whose direction is laser…

Chemical Physics · Physics 2019-10-16 Ilia Tutunnikov , Johannes Floß , Erez Gershnabel , Paul Brumer , Ilya Sh. Averbukh

The magnetorotational instability (MRI) is thought to be a powerful source of turbulence in Keplerian accretion disks. Motivated by recent laboratory experiments, we study the MRI driven by an azimuthal magnetic field in an electrically…

Solar and Stellar Astrophysics · Physics 2017-11-21 Anna Guseva , Ashley P. Willis , Rainer Hollerbach , Marc Avila

Following the very recent experimental realisation of electron vortices, we consider their interaction with matter, in particular the transfer of orbital angular momentum in the context of electron energy loss spectroscopy, and the recently…

Quantum Physics · Physics 2015-06-03 Sophia Lloyd , Mohamed Babiker , Jun Yuan

We analyze theoretically the interplay between the torsional and the rotational motion of an aligned biphenyl-like molecule. To do so, we consider a transition between two electronic states with different internal torsional potentials,…

Chemical Physics · Physics 2017-02-08 Juan J. Omiste , Lars Bojer Madsen

Chiral fluids, for which the mobility tensor has antisymmetric, off-diagonal components, exhibit transport phenomena absent in conventional systems, including interaction-enhanced diffusion and negative mobility. While these effects have…

Statistical Mechanics · Physics 2026-02-23 Filippo Faedi , Erik Kalz , Ralf Metzler , Abhinav Sharma