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Features of the phonon spectrum of a chiral crystal are examined within the micropolar elasticity theory. This formalism accounts for not only translational micromotions of a medium but also rotational ones. It is found that there appears…

Materials Science · Physics 2021-01-04 J. Kishine , A. S. Ovchinnikov , A. A. Tereshchenko

Strong light-matter coupling in chiral cavities has been proposed as an effective way to selectively interact with an enantiomer that shares the same handedness as the cavity's chiral mode. We show that surface plasmons supported by a…

Chirality is one of the most fundamental properties of many physical, chemical and biological systems. However, the mechanisms underlying the onset and control of chiral symmetry are largely understudied. We investigate possibility of…

Pattern Formation and Solitons · Physics 2015-06-19 Bing-Wei Li , Mei-Chun Cai , Hong Zhang , Alexander V. Panfilov , Hans Dierckx

The theoretical explanation for the chiral-induced spin selectivity effect, in which electrons' passage through a chiral system depends on their spin and the handedness of the system, remains vague. Although most experimental work was…

Mesoscale and Nanoscale Physics · Physics 2022-03-01 Tapan Kumar Das , Francesco Tassinari , Ron Naaman , Jonas Fransson

We propose a method to separate enantiomers using parity violation in the Casimir-Polder potential between chiral mirrors and chiral molecules. The proposed setup involves a molecular beam composed of chiral molecules passing through a…

Quantum Physics · Physics 2019-01-21 Fumika Suzuki , Takamasa Momose , Stefan Yoshi Buhmann

We investigate quantum transport in a two-dimensional electron system coupled to a chiral molecular potential, demonstrating how molecular chirality and orientation affect charge and spin transport properties. We propose a minimal model for…

Mesoscale and Nanoscale Physics · Physics 2025-07-23 Ragheed Alhyder , Mikhail Lemeshko , Alberto Cappellaro

From the beginning of molecular theory, the interplay of chirality and magnetism has intrigued scientists. There is still the question if enantiospecific adsorption of chiral molecules occurs on magnetic surfaces. Enantiomer discrimination…

Living systems continually respond to signals from the surrounding environment. Survival requires that their responses adapt quickly and robustly to the changes in the environment. One particularly challenging example is olfactory…

Neurons and Cognition · Quantitative Biology 2024-10-08 Kiri Choi , Will Rosenbluth , Isabella R. Graf , Nirag Kadakia , Thierry Emonet

Spin polarization in chiral molecules is a magnetic molecular response associated with electron transport and enantioselective bond polarization that occurs even in the absence of an external magnetic field. An unexpected finding by Santos…

Preferential selection of a given enantiomer over its chiral counterpart becomes increasingly relevant in the advent of the next era of medical drug design. In parallel, cavity quantum electrodynamics has grown into a solid framework to…

Quantum Physics · Physics 2023-04-14 Christian Schäfer , Denis G. Baranov

This work investigates electron transport through chiral electrostatic potentials by modeling the system in three spatial dimensions and demonstrates that chirality-induced orbital selectivity (CIOS) produces pronounced enantiospecific…

Mesoscale and Nanoscale Physics · Physics 2025-09-10 Namgee Cho , James Lim , Martin B. Plenio

Molecules that only differ by their chirality, so called enantiomers, often possess different properties with respect to their biological function. Therefore, the separation of enantiomers presents a prominent challenge in molecular biology…

Soft Condensed Matter · Physics 2009-11-11 Marcin Kostur , Michael Schindler , Peter Talkner , Peter Hänggi

The sense of smell is an important part of living organisms. It assists with the interaction of the living organism with its environment. The mechanism by which smell is detected and identified is not fully known. Earlier, shape theory was…

Biological Physics · Physics 2019-11-07 Chukwuemeka Asogwa

We introduce and study an artificial neural network, inspired by the probabilistic Receptor Affinity Distribution model of olfaction. Our system consists on N sensory neurons whose outputs converge on a single processing linear threshold…

Disordered Systems and Neural Networks · Physics 2007-05-23 N. Caticha , J. E. Palo Tejada , D. Lancet , E. Domany

Chirality in active and passive fluids gives rise to odd transport properties, most notably the emergence of robust edge currents that defy standard dissipative dynamics. While these phenomena are well-described by continuum hydrodynamics,…

Statistical Mechanics · Physics 2026-02-11 Jan Wójcik , Erik Kalz

Chirality, handedness, is one of the most fundamental intriguing asymmetries in nature. By definition, chiral objects cannot be superimposed onto each other after mirror reflection operation. Numerous examples of chiral structures can be…

Mesoscale and Nanoscale Physics · Physics 2020-04-06 See-Hun Yang

Mitral cells, the principal neurons in the olfactory bulb, respond to odorants by firing bursts of action potentials called sharp events. A given cell produces a sharp event at a fixed phase during the sniff cycle in response to a given…

Neurons and Cognition · Quantitative Biology 2014-07-02 Honi Sanders , Brian Kolterman , Roman Shusterman , Dmitry Rinberg , Alexei A. Koulakov , John Lisman

Detection of chiral molecules requires amplification of chirality to measurable levels. Typically, amplification mechanisms are considered at the microscopic scales of individual molecules and their aggregates. Here we demonstrate chirality…

Soft Condensed Matter · Physics 2015-07-28 Chenhui Peng , Oleg D. Lavrentovich

Chiral crystals exhibit enantiomer-dependent transport phenomena that generate pure spin or orbital currents, while the handedness sensitivity of spin and orbital Hall conductivities (SHC/OHC) remains insufficiently understood. Using…

Materials Science · Physics 2026-05-15 Yuting Xiong , Yingjie Hu , Wei Ren , Heng Gao

We analyze the psychophysical responses of human observers to an ensemble of monomolecular odorants. Each odorant is characterized by a set of 146 perceptual descriptors obtained from a database of odor character profiles. Each odorant is…

Neurons and Cognition · Quantitative Biology 2009-07-24 Alexei A. Koulakov , Armen G. Enikolopov , Dmitry Rinberg