Biodegradable poly(ε-caprolactone)/poly(silyl fumarate) shape memory scaffolds [0.03%]
可降解的聚-ɛ-己内酯/聚富马酸硅烷形状记忆支架
Jenlyan Negrón Hernández,Kaley Beach,Paola Chavarria et al.
Jenlyan Negrón Hernández et al.
Biodegradable shape memory scaffolds have the unique potential to heal irregularly shaped craniomaxillofacial (CMF) defects through conformal 'self-fitting'. These have been previously prepared from poly(ε-caprolactone) diacrylate (PCL-DA)...
Bioactive, PDMS-containing shape memory composite scaffolds with accelerated degradation rates [0.03%]
一种具有生物活性、含PDMS并加速降解的形状记忆复合支架
Brandon M Nitschke,MaryGrace N Wahby,Kaylee M Breining et al.
Brandon M Nitschke et al.
A self-fitting scaffold could enable a regenerative engineering approach to treat irregular craniomaxillofacial (CMF) bone defects. We have previously reported conformally fitting, shape memory polymer (SMP) scaffolds based on poly(ε-capro...
Kinetics of RAFT Copolymerization of Vinyl Ether and Maleic Anhydride Monomers [0.03%]
RAFT共聚乙烯基醚和马来酸酐单体的动力学研究
Ranjita Thapa Acharya,Muhammad Zeeshan Shah,Audrey Woodruff et al.
Ranjita Thapa Acharya et al.
Alternating copolymerization has attracted significant interest for applications where monomers are arranged in a nearly perfect sequential pattern. This study analyzed the Reversible Addition-Fragmentation Chain Transfer (RAFT) copolymeriz...
Molecular Insights into Miscibility and Mechanical Modulation in PHBV/Chitosan Blends via Atomistic Simulations [0.03%]
基于原子模拟的PHBV/壳聚糖复合材料相容性及力学性能研究分子机制
Ji Yang,Zhaoxu Meng
Ji Yang
Chitosan (CS) is a biodegradable, biocompatible, and low-cost biopolymer with broad applications; however, its intrinsic backbone rigidity severely limits its processability. While small-molecule plasticizers have been explored to enhance t...
Synthesis of polymer-clindamycin conjugates through lipase-catalyzed esterification and RAFT polymerization [0.03%]
通过酯化和RAFT聚合制备聚-克林霉素共聚物
Masoud Zamani,Dayron M Leyva Rodriguez,Ziwen Zhang et al.
Masoud Zamani et al.
Relative to free antibiotics, polymer-antibiotic conjugates (PACs) can possess modified solubility, sustained release behavior, and prolonged bioactivity in biological systems. As one of the most potent and ubiquitous antibiotics, clindamyc...
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...