Interchain Hydrodynamic Interaction and Internal Friction of Polyelectrolytes [0.03%]
聚电解质的跨链流体动力学相互作用及内摩擦
Ekaterina Buvalaia,Margarita Kruteva,Ingo Hoffmann et al.
Ekaterina Buvalaia et al.
Polyelectrolytes (PE) are polymeric macromolecules in aqueous solutions characterized by their chain topology and intrinsic charge in a neutralizing fluid. Structure and dynamics are related to several characteristic screening length scales...
Preferential Mechanochemical Activation of Short Chains in Bidisperse Triblock Elastomers [0.03%]
双分散三嵌段弹性体中短链的优先机械化学活化作用
Zijian Huo,Kasey F Watkins,Brandon C Jeong et al.
Zijian Huo et al.
Polymer mechanochemistry offers attractive opportunities for using macroscopic forces to drive molecular-scale chemical transformations, but achieving efficient activation in bulk polymeric materials has remained challenging. Understanding ...
Fate of the RAFT End-Group in the Thermal Depolymerization of Polymethacrylates [0.03%]
热解聚中聚合甲基丙烯酸酯RAFT端基的命运研究
Florian Häfliger,Nghia P Truong,Hyun Suk Wang et al.
Florian Häfliger et al.
Thermal RAFT depolymerization has recently emerged as a promising methodology for the chemical recycling of polymers. However, while much attention has been given to the regeneration of monomers, the fate of the RAFT end-group after depolym...
Tuning the Dynamic Properties of Epoxy Vitrimers via Bioinspired Polymer-Nanoparticle Bond Dynamics [0.03%]
通过受生物启发的聚合物-纳米粒子键动力学调节环氧树脂粘弹性体的动态性能
Yang Feng,Zhuguang Nie,Jinqiu Chen et al.
Yang Feng et al.
In this work, Fe3O4 nanoparticles anchored with dopamine molecules were developed via bioinspired iron-catechol coordination interactions, and the dopamine-modified Fe3O4 surface was linked to the matrix through strong interfacial interacti...
Precision Dosing of Antibiotics and Potentiators by Hypoxia-Responsive Nanoparticles for Overcoming Antibiotic Resistance in Gram-Negative Bacteria [0.03%]
通过缺氧响应型纳米颗粒精确给药抗生素和增效剂以克服革兰氏阴性菌的抗生素抗性问题
Weiguang Bai,Yongjin Hu,Jinghua Zhao et al.
Weiguang Bai et al.
The stalling development of antibiotics, especially against intrinsically resistant Gram-negative pathogens associated with outer membranes, leads to an emerging antibiotic crisis across the globe. To breathe life into existing drugs, we he...
Chemoselectivity Streamlines the Approach to Linear and Y-Shaped Thiol-Polyethers Starting from Thiocarboxylic Acids [0.03%]
化学选择性简化了以硫羧酸为原料的线性及Y型硫醚聚醚化合物的合成路径
Lijun Liu,Junpeng Zhao,Guangzhao Zhang
Lijun Liu
Thiol-functionalized polyethers, especially poly(ethylene oxide) (PEO), have extensive applications in biomedicine and materials sciences. Herein, we report a simple one-pot synthesis of α-thiol-ω-hydroxyl polyethers through ring-opening ...
Hydrogen Peroxide-Triggered Disassembly of Boronic Ester-Cross-Linked Brush-Arm Star Polymers [0.03%]
过氧化氢触发的硼酸酯交联的刷臂星型聚合物的解组装
Leticia C Costa,Peyton Shieh,Hadiqa Zafar et al.
Leticia C Costa et al.
The concentrations of reactive oxygen species (ROS), e.g., H2O2, are often elevated in diseased tissue microenvironments. Therefore, the selective detection of ROS could enable new diagnostic methods or tools for chemical biology. Here, we ...
Ferdinando De Luca Bossa,Gorkem Yilmaz,Krzysztof Matyjaszewski
Ferdinando De Luca Bossa
Fast bulk depolymerization of poly(n-butyl methacrylate) and poly(methyl methacrylate), prepared by atom transfer radical polymerization (ATRP), is reported in the temperature range between 150 and 230 °C. Depolymerization of Cl-terminated...
Oxygen Tolerance during Surface-Initiated Photo-ATRP: Tips and Tricks for Making Brushes under Environmental Conditions [0.03%]
表面引发光接枝原子转移自由基聚合中的氧耐受性：环境条件下制备刷状聚合物的技巧
Gianluca Gazzola,Irene Filipucci,Andrea Rossa et al.
Gianluca Gazzola et al.
Achieving tolerance toward oxygen during surface-initiated reversible deactivation radical polymerization (SI-RDRP) holds the potential to translate the fabrication of polymer brush-coatings into upscalable and technologically relevant proc...
Enhancing Ultrasound-Assisted Iodine-Mediated Reversible-Deactivation Radical Polymerization by Piezoelectric Nanoparticles [0.03%]
压电纳米粒子增强的超声波辅助碘介导可交换活性自由基聚合
Ziye Ren,Chengqiang Ding,Ran Ding et al.
Ziye Ren et al.
The development of mechanochemical tools for regulating the polymerization process has received an increasing amount of attention in recent years. Herein, we report the example of the mechanically controlled iodine-mediated reversible-deact...