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We introduce a new mechanism for the propulsion and separation by chirality of small ferromagnetic particles suspended in a liquid. Under the action of a uniform d.c. magnetic field H and an a.c. electric field E isomers with opposite…

Soft Condensed Matter · Physics 2015-05-27 E. Kirkinis , A. V. Andreev , B. Spivak

We demonstrate through first-principles calculations applied to the K$_{3}$NiO$_{2}$ crystal that a structural phase transition from an achiral to a chiral phase can be mediated by a degenerate soft phonon mode and controlled by pressure…

Materials Science · Physics 2024-07-30 Mauro Fava , Emma McCabe , Aldo H. Romero , Eric Bousquet

The inertial effects of magnetic solitons play a crucial role in their dynamics and stability. Yet governing their inertial effects is a challenge for their use in real devices. Here, we show how to control the inertial effects of magnetic…

Mesoscale and Nanoscale Physics · Physics 2020-02-05 M. Mohseni , D. R. Rodrigues , M. Saghafi , S. Chung , M. Ahlberg , H. F. Yazdi , Q. Wang , S. A. H. Banouazizi , P. Pirro , J. Åkerman , M. Mohseni

All-dielectric metasurfaces can produce structural colors, but the most advantageous design criteria are still being investigated. This work numerically studies how the two-dimensional shape of nanoparticles affects the colorimetric…

Optics · Physics 2025-08-06 Zaid Haddadin , Anna My Nguyen , Lisa V. Poulikakos

The origin and function of chirality in DNA, proteins, and other building blocks of life represent a central question in biology. Observations of spin polarization and magnetization associated with electron transport through chiral…

We report here chiroptical amplification effect occurring in the hybrid systems consisting of chiral molecules and Si nanostructures. Under resonant excitation of circularly polarized light, the hybrid systems show strong CD induction…

Optics · Physics 2017-12-27 Weixuan Zhang , Tong Wu , Rongyao Wang , Xiangdong Zhang

We have studied the properties of biaxial particles interacting via an anisotropic pair potential, involving second rank quadrupolar and third rank octupolar coupling terms, using Monte Carlo simulation. The particles occupy the sites of a…

Soft Condensed Matter · Physics 2016-07-11 Karol Trojanowski , Michał Cieśla , Lech Longa

In this Letter, we predict a structural phase transition unique to chiral crystals with screw symmetry. In chiral crystals, the phonon frequency renormalized by the electron-phonon coupling depends on the handedness of circular…

Strongly Correlated Electrons · Physics 2026-04-21 Shun Asano , Youichi Yanase

Chirality-induced spin selectivity (CISS) refers to the fact that electrons get spin polarized after passing through organic chiral molecules in a nanoscale device. In CISS, chiral molecules are commonly believed to be a spin filter through…

Mesoscale and Nanoscale Physics · Physics 2022-12-06 Yotam Wolf , Yizhou Liu , Jiewen Xiao , Noejung Park , Binghai Yan

The chiral plasmon modes of relativistic matter in background magnetic and strain-induced pseudomagnetic fields are studied in detail using the consistent chiral kinetic theory. The results reveal a number of anomalous features of these…

Mesoscale and Nanoscale Physics · Physics 2017-03-27 E. V. Gorbar , V. A. Miransky , I. A. Shovkovy , P. O. Sukhachov

Chirality-dependent spin generation has attracted considerable attention in condensed matter physics. In this paper, we theoretically investigate antiparallel spin polarization as a chirality-dependent quadratic response, by using a finite…

Mesoscale and Nanoscale Physics · Physics 2026-02-26 Akane Inda , Kohei Hattori , Hiroaki Kusunose , Satoru Hayami

We show that the chiral-symmetry-broken phase of massless QED in the presence of a magnetic field exhibits strong paraelectricity. A large anisotropic electric susceptibility develops in the infrared region, where most of the fermions are…

High Energy Physics - Phenomenology · Physics 2011-08-17 Efrain J. Ferrer , Vivian de la Incera , Angel Sanchez

Recently, there is growing interest in integrating alkali vapors with nanoscale photonic structures, such as nano-waveguides, resonators and nanoantennas. Nanoscale confinement of electromagnetic fields may introduce a longitudinal electric…

Optics · Physics 2021-02-10 Roy Zektzer , Eliran Talker , Yefim Barash , Noa Mazurski , Uriel Levy

To realize Majorana fermions having novel physical features has been developed as a key while difficult task in topological superconductor. Here we have proposed another platform to generate Majorana zero modes (MZMs), which is constructed…

Mesoscale and Nanoscale Physics · Physics 2024-07-02 Song Chen , Hua-Hua Fu

The chiral-induced spin selectivity (CISS) effect, a phenomenon where the chirality of molecules imparts significant spin selectivity to electron transfer processes, has garnered increasing interest among the chemistry, biology, and physics…

Chemical Physics · Physics 2025-09-05 Tian-Yi Zhang , Yue Mao , Ai-Min Guo , Qing-Feng Sun

Chirality characterizes the asymmetry between a structure and its mirror image and underlies a wide range of chiral functionalities. In crystallographically chiral materials, phonons with non-zero linear momentum $\textbf{k}$ can acquire a…

Strongly Correlated Electrons · Physics 2025-12-02 J. Okamoto , C. Y. Mou , H. Y. Huang , G. Channagowdra , C. Won , K. Du , X. Fang , E. V. Komleva , C. T. Chen , S. V. Streltsov , A. Fujimori , S-W. Cheong , D. J. Huang

The elucidation of the mechanisms behind chiral-induced spin selectivity remains an outstanding scientific challenge. Here we consider the role of delocalised phonon modes in electron transport in chiral structures and demonstrate that spin…

Mesoscale and Nanoscale Physics · Physics 2023-01-12 Clemens Vittmann , James Lim , Dario Tamascelli , Susana F. Huelga , Martin B. Plenio

Optical vortices, as a kind of structured beam with helical phase wavefronts and doughnut shape intensity distribution, have been used for fabricating chiral structures in metal and spiral patterns in anisotropic polarization-dependent…

Ferroelectric nematic phases are a new class of polar fluids in which spontaneous polarization is directly coupled to the orientational order, providing unique opportunities for creating self-organized materils with spatially modulated…

Polar active particles constitute a wide class of synthetic colloids that are able to propel along a preferential direction, given by their polar axis. Here, we demonstrate a generic self-phoretic mechanism that leads to their spontaneous…

Soft Condensed Matter · Physics 2021-10-27 Marco De Corato , Ignacio Pagonabarraga , Giovanniantonio Natale