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Locally chiral light is an emerging tool for probing and controlling molecular chirality. It can generate large and freely adjustable enantioselectivities in purely electric-dipole effects, offering its major advantages over traditional…

光学 · 物理学 2023-10-19 Chong Ye , Yifan Sun , Libin Fu , Xiangdong Zhang

Chiral perturbation theory supplemented by the Omnes function is employed to study the strength of the isoscalar central nuclear interaction, G_S, in the chiral limit vs the physical case. A very large modification is seen, i.e. eta_s = G_S…

核理论 · 物理学 2011-07-19 John F. Donoghue

When the weak-forces producing parity-violating effects are taken into account, there is a tiny energy difference between the total electronic energies of two enantiomers ($\Delta E_{PV}$), which might be the key to understand the evolution…

化学物理 · 物理学 2026-03-03 Juan J. Aucar , Alessandro Stroppa , Gustavo A. Aucar

Colloidal membranes, self assembled monolayers of aligned rod like molecules, offer a template for designing membranes with definite shapes and curvature, and possibly new functionalities in the future. Often the constituent rods, due to…

软凝聚态物质 · 物理学 2020-07-31 Sk Ashif Akram , Arabinda Behera , Prerna Sharma , Anirban Sain

Chirality is a structural property of molecules lacking mirror symmetry that has strong implications in diverse fields, ranging from life to materials sciences. Established spectroscopic methods that are sensitive to chirality, such as…

Chiral additives in the nematic liquid crystal can alter the dynamics of point defects moving on a disclination line. They exert a constant force on defects, leading to the bimodal distribution of distances between them at long times. The…

软凝聚态物质 · 物理学 2007-10-25 Andrzej Zywocinski , Katarzyna Pawlak , Robert Holyst , Patrick Oswald

Chiral active matter comprises particles which can self-propel and self-rotate. Examples range from sperm cells and bacteria near walls to asymmetric colloids and pea-shaped Quincke rollers. In this perspective article we focus on recent…

软凝聚态物质 · 物理学 2022-10-12 Benno Liebchen , Demian Levis

Chirality, a pervasive phenomenon in nature, is widely studied across diverse fields including the origins of life, chemical catalysis, drug discovery, and physical optoelectronics. The investigations of natural chiral materials have been…

介观与纳米尺度物理 · 物理学 2025-02-27 Xiu Zhang , Lu Zhang , Junzhi Zhu , Tingxiao Qin , Haiyun Huang , Baixu Xiang , Haiyun Liu , Qihua Xiong

We theoretically investigate light matter interactions for chiral molecules in the presence of non-chiral nanoantennas. Isotropic nanostructures supporting optical-frequency electric or magnetic dipoles are sufficient to locally enhance the…

介观与纳米尺度物理 · 物理学 2013-06-14 Aitzol Garcia-Etxarri , Jennifer A. Dionne

We construct the leading order hyperon-nucleon potential in chiral effective field theory. We show that a good description of the available data is possible and discuss briefly further improvements of this scheme.

核理论 · 物理学 2008-11-26 Henk Polinder , Johann Haidenbauer , Ulf-G. Meißner

The ability to create surface structures with precisely controlled chirality remains a major challenge in laser-matter interaction experiments. In this work, we theoretically study the interaction of vortex laser beams, characterized by…

光学 · 物理学 2024-09-19 Vladimir Yu. Fedorov , Jean-Philippe Colombier

Some recent developments in the description of nuclear forces and few--nucleon systems within the effective field theory approach are reviewed.

核理论 · 物理学 2015-06-26 E. Epelbaum

We put forward an enantioselective method for chiral nanoparticles using optical tweezers. We demonstrate that the optical trapping force in a typical, realistic optical tweezing setup with circularly-polarized trapping beams is sensitive…

光学 · 物理学 2019-11-07 R. Ali , F. A. Pinheiro , F. S. S. Rosa , R. S. Dutra , P. A. Maia Neto

We study interaction of generic asymmetric molecules with a pair of strong time-delayed short laser pulses with crossed linear polarizations. We show that such an excitation not only provides unidirectional rotation of the most polarizable…

化学物理 · 物理学 2018-02-28 E. Gershnabel , I. Sh. Averbukh

This letter proposes a quasi-planar chiral resonator suitable for the design of negative refractive index matamaterial. It is presented an analytical model for the determination of its polarizabilities, and the viability of negative…

光学 · 物理学 2007-05-23 R. Marques , L. Jelinek , F. Mesa

We examine a recent prediction for the chirality-dependence of the Casimir force in chiral metamaterials by numerical computation of the forces between the exact microstructures, rather than homogeneous approximations. We compute the exact…

Several ways are demonstrated of how periodic potentials can be exploited for sorting molecules or other small objects which only differ by their chirality. With the help of a static bias force, the two chiral partners can be made to move…

统计力学 · 物理学 2010-09-06 David Speer , Ralf Eichhorn , Peter Reimann

In this study, we apply the monitoring master equation describing decoherence of internal states to an optically active molecule prepared in a coherent superposition of nondegenerate internal states interacting with thermal photons at low…

量子物理 · 物理学 2013-11-19 Farhad Taher Ghahramani , Afshin Shafiee

In the close vicinity of a chiral nanostructure, the circular dichroism of a biomolecule could be greatly enhanced, due to the interaction with the local superchiral fields. Modest enhancement of optical activity using a planar…

We discuss the recent results of the author on the existence of systems of differential equations for chiral genus-zero and genus-one correlation functions in conformal field theories.

量子代数 · 数学 2007-05-23 Yi-Zhi Huang
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