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The self-assembly of binary nanoparticle superlattices from colloidal mixtures is a promising method for the fabrication of complex colloidal co-crystal structures. However, binary mixtures often form amorphous or metastable phases instead…

软凝聚态物质 · 物理学 2022-05-11 R. Allen LaCour , Timothy C. Moore , Sharon C. Glotzer

We study entanglement entropy of unusual $\mathbb{Z}_N$ topological stabilizer codes which admit fractional excitations with restricted mobility constraint in a manner akin to fracton topological phases. It is widely known that the…

强关联电子 · 物理学 2024-07-30 Hiromi Ebisu

Intermolecular interactions are crucial in determining the morphology of solution-processed semiconducting polymer thin films. However, these random interactions often lead to disordered or short-range ordered structures. Achieving…

Self-assembly of chiral particles with an L-shape is explored by Monte-Carlo computer simulations in two spatial dimensions. For sufficiently high packing densities in confinement, a carpet-like texture emerges due to the interlocking of…

软凝聚态物质 · 物理学 2023-05-10 Paul A. Monderkamp , Rika S. Windisch , René Wittmann , Hartmut Löwen

The entanglement among scattering particles in an exemplary quantum electrodynamics (QED) process is studied perturbatively. To increase the computational accuracy, we need to consider virtual photon loop diagrams, which lead to infrared…

高能物理 - 理论 · 物理学 2025-08-19 Jinbo Fan , Xuanting Ji , Xi-Jun Ren

Capillarity-driven self-assembly at fluidic interfaces offers a scalable route to large, reconfigurable materials. Microscale particles with high horizontal-to-vertical aspect ratios become attractive building blocks for shape-directed…

软凝聚态物质 · 物理学 2026-05-27 Sungwan Park , Justin Jeongwoo Choi , Albert Tianxiang Liu

We show that the relative stability of the nematic tetratic phase with respect to the usual uniaxial nematic phase can be greatly enhanced by clustering effects. Two--dimensional rectangles of aspect ratio $\kappa$ interacting via hard…

软凝聚态物质 · 物理学 2009-11-13 Yuri Martinez-Raton , Enrique Velasco

Quantum many-body states that frequently appear in physics often obey an entropy scaling law, meaning that an entanglement entropy of a subsystem can be expressed as a sum of terms that scale linearly with its volume and area, plus a…

量子物理 · 物理学 2021-05-26 Isaac H. Kim

We study a stochastic lattice gas of particles undergoing asymmetric diffusion in two dimensions. Transitions between a low-density uniform phase and high-density non-uniform phases characterized by localized or extended structure are…

凝聚态物理 · 物理学 2009-10-22 Kwan-tai Leung

We develop a theory for light scattering from a disordered layer of metal nanoparticles resting on a sample. Averaging over different disorder realizations is done by a coherent potential approximation. The calculational scheme takes into…

凝聚态物理 · 物理学 2007-05-23 Peter Johansson

The basic physics of nucleation in solid \hl{single-crystal} nanoparticles is revealed by a phase-field theory that includes surface energy, chemical reactions and coherency strain. In contrast to binary fluids, which form arbitrary contact…

材料科学 · 物理学 2014-09-17 Daniel A. Cogswell , Martin Z. Bazant

We investigate the ground-state properties of triangular graphene nanoflakes with zigzag edge configurations. The description of zero-dimensional nanostructures requires accurate many-body techniques since the widely used density-functional…

强关联电子 · 物理学 2018-01-24 I. Hagymasi , O. Legeza

We present a statistical mechanical description of randomly packed spherical particles, where the average coordination number is treated as a macroscopic thermodynamic variable. The overall packing entropy is shown to have two…

软凝聚态物质 · 物理学 2022-02-02 Jack A. Logan , Alexei V. Tkachenko

We have demonstrated a new photonic structure to achieve strong optical coupling between nanoparticle and photonic molecule by utilizing a notched micro ring resonators. By creating a notch in the ring resonator and putting a nanoparticle…

光学 · 物理学 2015-05-19 S. Wang , K. Broderick , H. Smith , Y. Yi

Topological photonics provides a fundamental framework for robust manipulation of light, including directional transport and localization with built-in immunity to disorder. Combined with an optical gain, active topological cavities hold…

A theory describing the forces governing the self-assembly of nanoparticles at the solid-liquid interface is developed. In the process, new theoretical results are derived to describe the effect that the field penetration of a point-like…

介观与纳米尺度物理 · 物理学 2017-09-19 Ryan-Rhys Griffiths

Plasmonic resonances of nanoparticles have drawn lots of attentions due to their interesting and useful properties such as strong field enhancements. These systems are typically studied using either classical electrodynamics or fully…

介观与纳米尺度物理 · 物理学 2017-09-27 Kun Ding , C. T. Chan

Saturation magnetization values close to the bulk have been reported for coated magnetite nanoparticles with organic acids. The mechanism of this effect is not yet understood. Here we show that a previously proposed rationalization in Nano…

材料科学 · 物理学 2022-01-05 Enrico Bianchetti , Cristiana Di Valentin

A theoretical analysis is presented of a nematic liquid crystal confined between substrates pat- terned with squares that promote vertical and planar alignment. Two approaches are used to eluci- date the behavior across a wide range of…

软凝聚态物质 · 物理学 2015-06-05 Candy Anquetil-Deck , Douglas J Cleaver , Timothy James Atherton

We investigate the particle trapping and scattering properties in a tight-binding network which consists of several subgraphs. The particle trapping condition is proved under which particles can be trapped in a subgraph without leaking.…

量子物理 · 物理学 2010-05-20 L. Jin , Z. Song
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