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Related papers: Third rank permeability in chiral solids

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We use three-dimensional direct numerical simulations of homogeneous isotropic turbulence in a cubic domain to investigate the dynamics of heavy, chiral, finite-size inertial particles and their effects on the flow. Using an…

Fluid Dynamics · Physics 2024-10-21 Giulia Piumini , Martin P. A. Assen , Detlef Lohse , Roberto Verzicco

I describe new phases of a chiral liquid crystal with nematic and hexatic order. I find a conical phase, similar to that of a cholesteric in an applied magnetic field for Frank elastic constants $K_2>K_3$. I discuss the role of fluctuations…

Condensed Matter · Physics 2009-10-28 Randall D. Kamien

Chirality is an intriguing property of certain molecules, materials or artificial nanostructures, which allows them to interact with the spin angular momentum of the impinging light field. Due to their chiral geometry, they can distinguish…

Optics · Physics 2016-11-03 Peter Banzer , Pawel Wozniak , Uwe Mick , Israel De Leon , Robert W. Boyd

The following article deals with the critical value p_c of the three-dimensional bootstrap percolation. We will check the behavior of p_c for different lengths of the lattice and additionally we will scale p_c in the limit of an infinite…

Statistical Mechanics · Physics 2009-11-07 Dirk Kurtsiefer

We study a spin system with two- and four-spin exchange interactions on the triangular lattice, which is a possible model for the nuclear magnetism of solid $^3$He layers. It is found that a novel spin structure with scalar chiral order…

Condensed Matter · Physics 2009-10-30 Tsutomu Momoi , Kenn Kubo , Koji Niki

In a Hamiltonian formalism we study chiral symmetry for lattice Fermions formulated in terms of Shockley surface states bound to a wall in an extra spatial dimension. For hadronic physics this provides a natural scheme for taking quark…

High Energy Physics - Lattice · Physics 2009-10-22 Michael Creutz , Ivan Horvath

Granular materials such as sand, powders, and grains are omnipresent in daily life, industrial applications, and earth-science [1]. When unperturbed, they form stable structures that resemble the ones of other amorphous solids like metallic…

Soft Condensed Matter · Physics 2023-01-19 Ye Yuan , Zhikun Zeng , Yi Xing , Houfei Yuan , Shuyang Zhang , Walter Kob , Yujie Wang

Helicity preserving nanostructures and metasurfaces have been recently proposed as suitable candidates to enhance spectroscopic features of chiral matter. With this in mind, we highlight that losses in the constituent nonmagnetic materials…

The linear band crossings of 3D Dirac and Weyl semimetals are characterized by a charge chirality, the parallel or anti-parallel locking of electron spin to its momentum. Such materials are believed to exhibit a ${\bf E} \cdot {\bf B}$…

Materials Science · Physics 2021-06-01 Bing Cheng , Timo Schumann , Susanne Stemmer , N. P. Armitage

Liquid drop impact and penetration into a granular layer are investigated with diverse liquids and granular materials. We use various size of SiC abrasives and glass beads as a target granular material. We also employ ethanol and glycerol…

Soft Condensed Matter · Physics 2015-05-27 Hiroaki Katsuragi

We consider a multilayered metamaterial composed of anisotropic layers with in-plane anisotropy axes periodically rotated with respect to each other. Due to the breaking of inversion symmetry, the structure develops an effective chirality.…

Optics · Physics 2024-09-30 Konstantin Baranov , Dmitry Vagin , Maxim A. Gorlach

We investigated the nonlinear effects of gravity-driven fluid flow through a two-dimensional, low-porosity, packed bed of stubby stone grains. We focused on preferential channel formation, tortuosity, spatial distribution of kinetic energy,…

It is shown theoretically that a nonchiral, two-dimensional array of metallic spheres exhibits optical activity as manifested in calculations of circular dichroism. The metallic spheres occupy the sites of a rectangular lattice and for…

Optics · Physics 2009-11-13 Vassilios Yannopapas

We report the discovery of a new Twist Grain Boundary phase. This phase is characterised by a 2-dimensional undulation of the smectic C* like blocks in the form of a square lattice. We suggest that this three dimensionally modulated…

Soft Condensed Matter · Physics 2007-05-23 P. A. Pramod , R. Pratibha , N. V. Madhusudana

We develop a nonlinear, three-dimensional phase field model for crystal plasticity which accounts for the infinite and discrete symmetry group G of the underlying periodic lattice. This generates a complex energy landscape with…

Materials Science · Physics 2015-09-22 Paolo Biscari , Marco Fabrizio Urbano , Anna Zanzottera , Giovanni Zanzotto

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…

Mesoscale and Nanoscale Physics · Physics 2025-02-27 Xiu Zhang , Lu Zhang , Junzhi Zhu , Tingxiao Qin , Haiyun Huang , Baixu Xiang , Haiyun Liu , Qihua Xiong

We analyse the effects that the impermeability constraint induces on the equilibrium shapes of a three-dimensional vesicle hosting a rigid inclusion. A given alteration of the inclusion and/or vesicle parameters leads to shape modifications…

Soft Condensed Matter · Physics 2009-11-10 Paolo Biscari , Silvia Maria Canevese , Gaetano Napoli

In order to study the penetration characteristics in areas with different water content and different stress distributions in the radial direction of the hole after hydraulicization measures, an improved LFTD1812 triaxial permeability meter…

High Energy Physics - Experiment · Physics 2024-06-19 Lei Zhang , Yao Zhang , Hongyu Pan , Yan Cao , Yuhang Chu , Shihua Yang

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…

Soft Condensed Matter · Physics 2022-10-12 Benno Liebchen , Demian Levis

Typically, in quiescent conditions, attractive colloids at low volume fractions form fractal gels structured into two length scales: the colloidal and the fractal cluster scales. However when flow interfere with gelation colloidal fractal…

Soft Condensed Matter · Physics 2023-03-14 Louis-Vincent Bouthier , Thomas Gibaud