Modeling Osmotic Deswelling of Composite Hydrogels with Finite Element Analysis [0.03%]
有限元分析模拟复合水凝胶的渗透脱溶过程
Julian A Rey,Ferenc Horkay,Peter J Basser
Julian A Rey
Pure hydrogels are generally soft materials, but strong, resilient hydrogels are needed for load-bearing biomedical applications. By mimicking the composition of cartilage, composite hydrogels consisting of poly(acrylic acid) microgel parti...
Comparison of nanocomposite dispersion and distribution for several melt mixers [0.03%]
几种熔体混合器纳米复合材料分散与分布的比较研究
Danielle Veigel,Kabir Rishi,Ugochukwu Okoli et al.
Danielle Veigel et al.
Breakup (dispersion) and distribution of nanoparticles are the chief hurdles towards taking advantage of nanoparticles in polymer nanocomposites for reinforcement, flame retardancy, conductivity, chromaticity, and other properties. Microsco...
Dispersion of modified fumed silica in elastomeric nanocomposites [0.03%]
改性气相二氧化硅在弹性体纳米复合材料中的分散性能研究
Ugochukwu Okoli,Kabir Rishi,Gregory Beaucage et al.
Ugochukwu Okoli et al.
In polymer nanocomposites, surface modification of silica aggregates can shield Coulombic interactions that inhibit agglomeration and formation of a network of agglomerates. Surface modification is usually achieved with silane coupling agen...
Synthesis and characterization of silk-poly(guluronate) hybrid polymers for the fabrication of dual crosslinked, mechanically dynamic hydrogels [0.03%]
用于制造双重交联、机械动态水凝胶的丝素-聚古罗糖酸混合聚合物的合成与表征
Onur Hasturk,Jugal Kishore Sahoo,David L Kaplan
Onur Hasturk
The rapid ionic crosslinking of alginate has been actively studied for biomedical applications including hydrogel scaffolds for tissue engineering, injectable gels, and 3D bioprinting. However, the poor structural stability of ionic crossli...
Investigation of Molecular Mechanisms of Polyvinylidene Fluoride under the Effects of Temperature, Electric Poling, and Mechanical Stretching Using Molecular Dynamics Simulations [0.03%]
基于分子动力学模拟研究温度、电场极化及机械拉伸作用下聚偏二氟乙烯的分子机制
Jie Yang,Xiaohu Yao,Zhaoxu Meng
Jie Yang
This study uses molecular dynamics (MD) simulations to investigate the molecular mechanisms of polyvinylidene fluoride (PVDF) influenced by temperature, electric poling, and mechanical stretching. The β-phase, with all-trans ⟨T⟩ planar z...
Laila Hossain,Maisha Maliha,Ruth Barajas-Ledesma et al.
Laila Hossain et al.
The COVID-19 pandemic has highlighted the need for diversity in the market and alternative materials for personal protective equipment (PPE). Paper has high coatability for tunable barrier performance, and an agile production process, makin...
Jacob R Gissinger,Benjamin D Jensen,Kristopher E Wise
Jacob R Gissinger
An algorithm capable of incorporating multi-step reaction mechanisms into atomistic molecular dynamics (MD) simulations using traditional fixed valence force fields is proposed and implemented within the framework of LAMMPS (Large-scale Ato...
Synthesis of Site-specific Charged Metallopolymers via Reversible Addition-Fragmentation Chain Transfer (RAFT) Polymerization [0.03%]
通过可逆加成-断裂链转移（RAFT）聚合合成定点带电金属聚合物
Ye Sha,Tianyu Zhu,Anisur Rahman et al.
Ye Sha et al.
Site-specific cobaltocenium-labeled polymers are synthesized by reversible addition-fragmentation chain transfer (RAFT) polymerization using cobaltocenium-labeled chain transfer agents. These chain transfer agents show counterion-dependent ...
Tiffany M Crescentini,Jody C May,John A McLean et al.
Tiffany M Crescentini et al.
This review covers the applications of mass spectrometry (MS) and its hyphenated techniques to characterize polyurethane (PU) synthetic polymers and their respective hard and soft segments. PUs are commonly composed of hard segments includi...
Samuel Ja Hocker,Natalie Hudson-Smit,Patrick Smith et al.
Samuel Ja Hocker et al.
Graphene oxide (GO) was incorporated into polyamide-11 (PA11) via in-situ polymerization. The GO-PA11 nano-composite had elevated resistance to hydrolytic degradation. At a loading of 1 mg/g, GO to PA11, the accelerated aging equilibrium mo...