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Related papers: Nematronics: Reciprocal coupling between ionic cur…

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We analyse the correlated back and forth dynamics and dynamic heterogeneities, i.e. the presence of fast and slow ions, for a lithium metasilicate system via computer simulations. For this purpose we define, in analogy to previous work in…

Disordered Systems and Neural Networks · Physics 2009-11-07 Andreas Heuer , Magnus Kunow , Michael Vogel , Radha D. Banhatti

I put forward a continuum theory for active nematic gels, defined as fluids or suspensions of orientable rodlike objects endowed with active dynamics, that is based on symmetry arguments and compatibility with thermodynamics. The starting…

Soft Condensed Matter · Physics 2017-11-15 Stefano S Turzi

Nematic ordering describes the phenomenon where anisotropic molecules tend to locally align, like matches in a matchbox. This ordering can arise in solids (as nematic elastomers), liquids (as liquid crystals), and in gases. In the 1940s,…

Mathematical Physics · Physics 2024-10-30 Patrick E. Farrell , Giovanni Russo , Umberto Zerbinati

We employ a novel hydrodynamic framework for active matter coupled to an environment to study the local temperature of an active nematic, assuming proximity to thermal equilibrium. We show that, due to the mechanosensitivity of fuel…

Soft Condensed Matter · Physics 2026-04-15 Jay Armas , Akash Jain , Ruben Lier

An analysis of the IR absorbance for the segmented functional groups of liquid crystal dimers: mesogen and linker, enabled the orientation order to be determined and information about the dipole interactions in the nematic and twist-bend…

Soft Condensed Matter · Physics 2026-05-19 Antoni Kocot , Barbara Loska , Yuki Arakawa , Katarzyna Merkel

The interaction between electronic and vibrational degrees of freedom is an important mechanism in nonequilibrium charge transport through molecular nanojunctions. While adiabatic polaron-type coupling has been studied in great detail, new…

Mesoscale and Nanoscale Physics · Physics 2022-06-10 Christoph Kaspar , André Erpenbeck , Jakob Bätge , Christian Schinabeck , Michael Thoss

In metallic ferromagnets, the spin-transfer torque and spin-motive force are known to exhibit a reciprocal relationship. Recent experiments on ferromagnets with strong spin-orbit coupling have revealed a rich complexity in the interaction…

Mesoscale and Nanoscale Physics · Physics 2015-06-12 Kjetil M. D. Hals , Arne Brataas

We develop a theory to address the non-equilibrium dynamics of phonons in a one-dimensional trapped ion system. We elaborate our earlier results obtained in Phys. Rev. Lett. {\bf 111}, 170406 (2013) to chart out the mechanism of…

Strongly Correlated Electrons · Physics 2016-04-04 T. Dutta , M. Mukherjee , K. Sengupta

This study investigates the complex nonlinear coupling of magnetic gears arranged in proximity on a plane. Acknowledging the rich array of geometric and electromagnetic parameters involved, we initiate our exploration with a simplified…

Classical Physics · Physics 2024-10-11 Tianchi Liu

We explore a novel strategy of patterning nematic elastomers that does not require inscribing the texture directly. It is based on varying the dopant concentration that, beside shifting the phase transition point, affects the nematic…

Soft Condensed Matter · Physics 2017-03-06 A. P. Zakharov , L. M. Pismen

A theoretical description of time correlation functions for electron properties in the presence of a positive ion of charge number Z is given. The simplest case of an electron gas distorted by a single ion is considered. A semi-classical…

Statistical Mechanics · Physics 2009-11-13 Jeffrey M. Wrighton , James W. Dufty

Inverse nematic emulsions in which surfactant-coated water droplets are dispersed in a nematic host fluid have distinctive properties that set them apart from dispersions of two isotropic fluids or of nematic droplets in an isotropic fluid.…

Soft Condensed Matter · Physics 2009-10-30 T. C. Lubensky , David Pettey , Nathan Currier , Holger Stark

The current-induced resonant excitation of a magnetic vortex core is investigated by means of analytical and micromagnetic calculations. We find that the radius and the phase shift of the resonant motion are not correctly described by the…

Other Condensed Matter · Physics 2009-11-13 Jung-Hwan Moon , Dong-Hyun Kim , Myung Hwa Jung , Kyung-Jin Lee

Recent advances in cell biology and experimental techniques using reconstituted cell extracts have generated significant interest in understanding how geometry and topology influence active fluid dynamics. In this work, we present a…

Soft Condensed Matter · Physics 2024-05-13 Cuncheng Zhu , David Saintillan , Albert Chern

We present general first principles derivation of expression for current-induced forces. The expression is applicable in non-equilibrium molecular systems with arbitrary intra-molecular interactions and for any electron-nuclei coupling. It…

Mesoscale and Nanoscale Physics · Physics 2019-02-05 Feng Chen , Kuniyuki Miwa , Michael Galperin

Dynamics at low Reynolds numbers experiences recent revival in the fields of biophysics and active matter. While in bulk isotropic fluids it is exhaustively studied, this is less so in anisotropic fluids and in confined situations. Here, we…

Soft Condensed Matter · Physics 2026-01-21 Abdallah Daddi-Moussa-Ider , Elsen Tjhung , Marc Pradas , Thomas Richter , Andreas M. Menzel

Interacting magnetic nanoobjects constitute one key component for many proposed spintronic devices, from microwave nano-oscillators to magnetic memory elements. For this reason, the mechanism of this interaction and its dependence with…

Mesoscale and Nanoscale Physics · Physics 2015-06-18 J. P. Sinnecker , H. Vigo-Cotrina , F. Garcia , E. R. P. Novais , A. P. Guimarães

Disclinations lines play a key role in many physical processes, from the fracture of materials to the formation of the early universe. Achieving versatile control over disclinations is key to developing novel electro-optical devices,…

Soft Condensed Matter · Physics 2023-06-28 Alvin Modin , Biswarup Ash , Kelsey Ishimoto , Robert L. Leheny , Francesca Serra , Hillel Aharoni

An accurate description of electron-ion interactions in materials is crucial for our understanding of their equilibrium and non-equilibrium properties. Here, we assess the properties of frictional forces experienced by ions in…

Disordered Systems and Neural Networks · Physics 2020-07-15 Jacopo Simoni , Jerome Daligault

There is a recent surge of interest in the behavior of active particles that can at the same time align their direction of movement and synchronize their oscillations, known as swarmalators. While theoretical and numerical models of such…

Biological Physics · Physics 2022-02-14 Anton Peshkov , Sonia McGaffigan , Alice C. Quillen