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Here, we report the rate-dependent energy absorption behavior of a liquid crystal elastomer (LCE)-based architected material consisting of repeating unit cells of bistable tilted LCE beams sandwiched between stiff supports. Viscoelastic…

Polymer gels with photo-responsive cross-links enable tunable mechanics and surface morphologies, making them promising for adaptive materials. While prior work on coumarin cross-linked gels has focused on photo-mediated events in dilute…

We model polydomain liquid-crystal elastomers by extending the neo-classical soft and semi-soft free energies used successfully to describe monodomain samples. We show that there is a significant difference between polydomains cross-linked…

Soft Condensed Matter · Physics 2014-07-09 J. S. Biggins , M. Warner , K. Bhattacharya

Low-dimensional semiconducting ferromagnets have attracted considerable attention due to their promising applications as nano-size spintronics. However, realizing robust ferromagnetic couplings that can survive at high temperature is…

Materials Science · Physics 2020-01-29 Jiewen Xiao , Dominik Legut , Weidong Luo , Xiaopeng Liu , Ruifeng Zhang , Qianfan Zhang

Azo-dye-doped liquid crystal elastomers (LCEs) are known to show a strong photomechanical response. We report on experiments that suggest that photothermal heating is the underlying mechanism in surface-constrained geometry. In particular,…

The elastocaloric effect (eCE), referring to the thermal effect triggered by a uniaxial stress, provides a promising and versatile routine for green and high efficient thermal management. However, current eCE materials generally suffer from…

Materials Science · Physics 2025-03-04 Rui Cai , Zhiyang Wei , Hongjie Ren , Hanyang Qian , Xinyu Zhang , Yao Liu , Xiang Lu , Wen Sun , Meng Gao , Enke Liu , Jian Liu , Guowei Li

An essential property of layered systems is the dynamical nature of the screened Coulomb interaction. Low energy collective modes appear as a consequence of the layering and provide for a superconducting-pairing channel in addition to the…

Superconductivity · Physics 2009-11-07 A. Bill , H. Morawitz , V. Z. Kresin

Photoactive liquid crystal elastomers are polymer networks of liquid crystal mesogens embedded with chromophores like azobenzene. They undergo large deformation when illuminated by light of a certain wavelength through photochemical…

Soft Condensed Matter · Physics 2022-01-10 Zhengxuan Wei , Ruobing Bai

Two cryogenic bath-type heat exchangers for ultra-pure noble gas applications were developed with particular emphasis on noble gas liquefaction in cryogenic distillation systems. The main objective was to construct heat exchangers for xenon…

Instrumentation and Detectors · Physics 2022-06-08 M. Murra , D. Schulte , I. Cristescu , J. -M. Disdier , C. Huhmann , D. Tatananni , C. Weinheimer

We reformulate the Leslie effects that describe the dynamic cross-couplings in chiral liquid crystals driven by the transport of heat, electric charge, and mass. The Ericksen--Leslie model is extended in the linear response framework by…

Soft Condensed Matter · Physics 2025-12-01 Shunsuke Takano , Takuya Nakanishi , Kenta Nakagawa , Toru Asahi

Amorphous silica deforms viscoplastically at elevated temperatures, as is common for brittle glasses. The key mechanism of viscoplastic deformation involves interatomic bond switching, which is known to be a thermally activated process. In…

High-entropy alloys (HEAs) with various promising applications have attracted significant interest. However, alloying immiscible metal elements while controlling the morphology and crystallinity remains extremely challenging. We report a…

Materials Science · Physics 2024-05-28 Qiubo Zhang , Yi Chen , Karen. C. Bustillo , Haimei Zheng

Mesogens, which are typically stiff rodlike or disklike molecules, are able to self-organize into liquid crystal (LC) phases in a certain temperature range. Such mesogens, or LC groups, can be attached to polymer chains in various…

Soft Condensed Matter · Physics 2023-06-21 Diego Becerra , Pranav R. Jois , Lisa M. Hall

Liquid crystal elastomers (LCEs) are rubber-like solids that incorporate nematic mesogens (stiff rod-like molecules) as a part of their polymer chains. In recent years, isotropic-genesis, polydomain liquid crystal elastomers (I-PLCEs) has…

Soft Condensed Matter · Physics 2023-08-09 Victoria Lee , Adeline Wihardja , Kaushik Bhattacharya

Ti-based two-dimensional transition-metal carbides (MXenes) have attracted attention due to their superior properties and are being explored across various applications1,2. Despite their versatile properties, superconductivity has never…

Liquid crystal elastomers realize a fascinating new form of soft matter that is a composite of a conventional crosslinked polymer gel (rubber) and a liquid crystal. These {\em solid} liquid crystal amalgams, quite similarly to their…

Soft Condensed Matter · Physics 2009-09-29 Xiangjun Xing , Leo Radzihovsky

Silicene is a two-dimensional material, which is composed of a single layer of silicon atoms with sp2-sp3 mixed hybridization. The sp2-sp3 mixed hybridization renders silicene excellent reactive ability, facilitating the chemical…

Materials Science · Physics 2015-09-02 Rong Wang , Mingsheng Xu , Xiaodong Pi

The non-Newtonian behaviors of dense suspensions are central to their use in technological and industrial applications and arise from a network of particle-particle contacts that dynamically adapts to imposed shear. Reported herein are…

The thermodynamics and dynamics of supercooled liquids correlate with their elasticity. In particular for covalent networks, the jump of specific heat is small and the liquid is {\it strong} near the threshold valence where the network…

Disordered Systems and Neural Networks · Physics 2015-09-02 Le Yan , Matthieu Wyart

Material science is an important foundation of modern society development, covering significant areas like chemosynthesis and metamaterials. Click chemistry provides a simple and efficient paradigm for achieving molecular diversity by…

Applied Physics · Physics 2024-01-09 Chengmeng Wang , Peng Jin , Fubao Yang , Liujun Xu , Jiping Huang