English
Related papers

Related papers: Disentangling enantiosensitivity from dichroism us…

200 papers

Non-reciprocal directional dichroism, also called the optical-diode effect, is an appealing functional property inherent to the large class of non-centrosymmetric magnets. However, the in-situ electric control of this phenomenon is…

Strongly Correlated Electrons · Physics 2021-10-11 J. Vít , J. Viirok , L. Peedu , T. Rõõm , U. Nagel , V. Kocsis , Y. Tokunaga , Y. Taguchi , Y. Tokura , I. Kézsmárki , P. Balla , K. Penc , J. Romhányi , S. Bordács

Crystalline etalons present several advantages with respect to other types of filtergraphs when employed in magnetographs. Specially that they can be tuned by only applying electric fields. However, anisotropic crystalline etalons can also…

Instrumentation and Methods for Astrophysics · Physics 2019-06-26 F. J. Bailén , D. Orozco Suárez , J. C. del Toro Iniesta

The spontaneous emergence of chirality in crystalline solids has profound implications for electronic, optical, and topological properties, making the control of chiral phases a central challenge in materials design. Here, we investigate…

Materials Science · Physics 2026-05-15 Martin Gutierrez-Amigo , Claudia Felser , Ion Errea , Maia G. Vergniory

X-ray linear dichroism has been pivotal for probing electronic anisotropies, but its inherent limited spatial resolution precludes atomic-scale investigations of orbital polarization. Here we introduce a versatile electron linear dichroism…

Materials Science · Physics 2025-11-25 Roger Guzman , Ján Rusz , Ang Li , Juan Carlos Idrobo , Wu Zhou , Jaume Gazquez

We demonstrate theoretically that non-chiral perovskite layers can exhibit circular dichroism (CD) in the absence of a magnetic field and without chiral activation by chiral molecules. The effect is shown to be due to splitting of helical…

Mesoscale and Nanoscale Physics · Physics 2024-12-03 Peter C. Sercel , Zeev Valy Vardeny , Alexander L. Efros

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

Chiral nanophotonic devices are promising candidates for chiral molecules sensing, polarization diverse nanophotonics and display technologies. Active chiral nanophotonic devices, where the optical chirality can be controlled by an external…

Photoelectron circular dichroism (PECD) is a method where randomly oriented chiral molecules are photoionized due to irradiation by circularly-polarized lasers, yielding large chiral signals in the photoelectron momentum distribution.…

Optics · Physics 2025-12-16 Gal Bouskila , Avner Fleischer , Ofer Neufeld

We have probed the crystalline electric-field ground states of pure $|J = 7/2, J_z = \pm 5/2\rangle$ as well as the anisotropic $c$-$f$ hybridization in both valence fluctuating systems $\alpha$- and $\beta$-YbAlB$_4$ by linear polarization…

Chirality causes symmetry breaks in a large variety of natural phenomena ranging from particle physics to biochemistry. We investigate one of the simplest conceivable chiral systems, a laser-excited, oriented, effective one-electron Li…

We calculate optical forces and torques exerted on a chiral dipole by chiral light fields and reveal genuinely chiral forces in combining the chiral contents of both light field and dipolar matter. Here, the optical chirality is…

Numerous inequalities involving moments of integrated intensities and revealing nonclassicality and entanglement in bipartite optical fields are derived using the majorization theory, non-negative polynomials, the matrix approach, as well…

Quantum Physics · Physics 2018-12-11 Jan Perina , Ievgen I. Arkhipov , Vaclav Michalek , Ondrej Haderka

We present a result derived from the optical chirality continuity equation that shows the existence of a source term describing optical chirality generation through the interactions of the magnetic induction field with a source current,…

Optics · Physics 2025-08-26 Zaid Haddadin , Lukas Novotny , Lisa V. Poulikakos

This paper develops, in precise quantum electrodynamic terms, photonic attributes of the "optical chirality density", one of several measures long known to be conserved quantities for a vacuum electromagnetic field. The analysis lends…

Optics · Physics 2012-06-21 Matt M. Coles , David L. Andrews

Circular dichroism in the angular distribution (CDAD) is the effect that the angular intensity distribution of photoemitted electrons depends on the handedness of the incident circularly polarized light. A CDAD may arise from intrinsic…

We derive entropic inseparability criteria for the phase space representation of quantum states. In contrast to criteria involving differential entropies of marginal phase space distributions, our criteria are based on a joint distribution…

Quantum Physics · Physics 2022-01-10 Stefan Floerchinger , Martin Gärttner , Tobias Haas , Oliver R. Stockdale

Here we highlight enantioselective optical gradient forces present in 3D structured optical vortex tweezing systems. One chiral force originates from the circular polarization of the light, while remarkably the other is independent of the…

Optics · Physics 2025-02-05 Kayn A Forbes , Dale Green

We study the entanglement detection by using mutually unbiased measurements and provide a quantum separability criterion that can be experimentally implemented for arbitrary $d$-dimensional bipartite systems. We show that this criterion is…

Quantum Physics · Physics 2015-06-22 Bin Chen , Teng Ma , Shao-Ming Fei

The identification and manipulation of charge-neutral fractionalized quasi-particles, in particular chiral edge modes (CEM), is a long-standing quest in physics. Remarkably, the microscopically mediated interaction between light and…

Strongly Correlated Electrons · Physics 2026-04-28 Avedis Neehus , Johannes Knolle

Chiral photonics aims to control and engineer light handedness for many applications in optical communications, biological and chemical sensing, and quantum technologies. While traditional approaches focus on engineering strong linear…