Results 181 to 190 of about 200,743 (251)

Polydopamine intimate contacted two-dimensional/two-dimensional ultrathin nylon basement membrane supported RGO/PDA/MXene composite material for oil-water separation and dye removal

, 2020
Titanium carbide (MXene) sheet membranes have become attractive candidates in terms of solvent nanofiltration performance. Whereas, the low contaminant removal ability limited the practical application of MXene membranes in efficient separation.
Xiaofang Feng, Zongxue Yu, Runxuan Long, Yuxi Sun, Ming Wang, Xiuhui Li, Guangyong Zeng   +6 more
semanticscholar   +1 more source

Enhanced electricity generation and extracellular electron transfer by polydopamine–reduced graphene oxide (PDA–rGO) modification for high-performance anode in microbial fuel cell

, 2020
Anode performance is a key factor for power output and long-term stability of microbial fuel cells (MFCs). This is because it considerably influences biofilm growth and extracellular electron transfer (EET).
Yunfei Li, Jia Liu, Xuepeng Chen, Xiaole Yuan, Nan Li, Weihua He, Yujie Feng   +6 more
semanticscholar   +1 more source

PDA/Cu bioactive hydrogel with "hot ions effect" for inhibition of drug-resistant bacteria and enhancement of infectious skin wound healing.

ACS Applied Materials and Interfaces, 2020
Quick and effective sterilization of drug-resistant bacteria inevitably became an ever-growing global challenge. In this study, a multifunctional composite (PDA/Cu-CS) hydrogel mainly composed of polydopamine (PDA) and copper-doped calcium silicate ...
Qing Xu, Mengling Chang, Y. Zhang, Endian Wang, Min Xing, Long Gao, Z. Huan, Feng Guo, Jiang Chang   +8 more
semanticscholar   +1 more source

PDA@Ti3 C2 Tx as a Novel Carrier for Pesticide Delivery and its Application in Plant Protection: NIR-Responsive Controlled Release and Sustained Antipest Activity.

Pest Management Science, 2021
BACKGROUND Stimuli-responsive pesticide controlled release system provides a new strategy for the development of high-efficiency pesticides formulation. RESULTS In this paper, we report a novel polydopamine surface modified MXene-Ti3 C2 Tx nanocarrier ...
Wenneng Wu, Minghui Wan, Q. Fei, Yu Tian, Saijie Song, He Shen, Jian Shen   +6 more
semanticscholar   +1 more source

Construction of a CuO2@PDA Nanozyme with Switchable Dual Enzyme-Mimic Activities for Colorimetric Sensing of Catechol and Hydroquinone.

ACS Applied Materials and Interfaces
The development of metal-based redox nanozymes represents a new frontier in pollutant sensing. In this field, designing highly active nanozymes and precisely regulating their enzymatic activity are key challenges. In this work, we report the construction
Haiyan Zhang, Yitong Chen, Yanhui Wei, Xiaokang Zhang, Hongchao Ma   +4 more
semanticscholar   +1 more source

Magnetically separable and recyclable Fe3O4@PDA covalent grafted by l-cysteine core-shell nanoparticles toward efficient removal of Pb2+

Vacuum, 2021
Magnetic composites had attracted considerable attention owing to their outstanding properties in separation techniques. In this work, Fe3O4@polydopamine-g- l -cysteine (Fe3O4@PDA-g-L-Cys) core-shell composites were successfully fabricated via dopamine ...
Weisen Yang, Yifan Wang, Qingming Wang, Jinglin Wu, Gaigai Duan, Wenhui Xu, Shaoju Jian   +6 more
semanticscholar   +1 more source

Fast Electrodeposition of MXene/PDA Composites for High‐Performance Bioelectronic Interfaces: An In Vitro Evaluation

Advanced Functional Materials
Bioelectrode is critical to many biomedical researches. However, traditional materials (typically noble metals) and manufacturing techniques limit the large‐scale production of bioelectrodes. Herein, a fast electrochemical approach is proposed to deposit
Qi Zeng, Chenyang Xing, Zhen Xu, Qing Liu, Liang Yang, Hui Yang, Yi Zhang, Zhengchun Peng   +7 more
semanticscholar   +1 more source

Thermal conductivity and electrical insulation properties of h-BN@PDA/silicone rubber composites

, 2021
In recent years, with the increasing demands of portable and high-speed electronic devices, highly integrated equipment attracts people's attention more and more.
Xiaoyu Zhang, J. Yi, Yanan Yin, Yiheng Song, C. Xiong   +4 more
semanticscholar   +1 more source

Enhancing biocompatibility and corrosion resistance of biodegradable Mg-Zn-Y-Nd alloy by preparing PDA/HA coating for potential application of cardiovascular biomaterials.

Materials Science and Engineering C: Materials for Biological Applications, 2020
In this paper the poly-dopamine (PDA)/hyaluronic acid (HA) coatings with different HA molecular weight (MW, 4 × 103, 1 × 105, 5 × 105 and 1 × 106 Da) were prepared onto the NaOH passivated Mg-Zn-Y-Nd alloy aiming at potential application of ...
Jing-an Li, Li Chen, Xueqi Zhang, S. Guan   +3 more
semanticscholar   +1 more source

Rapid and Superior Bacteria Killing of Carbon Quantum Dots/ZnO Decorated Injectable Folic Acid-Conjugated PDA Hydrogel through Dual-Light Triggered ROS and Membrane Permeability.

Small, 2019
One of the most difficult challenges in the biomedical field is bacterial infection, which causes tremendous harm to human health. In this work, an injectable hydrogel is synthesized through rapid assembly of dopamine (DA) and folic acid (FA) cross ...
Yiming Xiang, Congyang Mao, Xiangmei Liu, Z. Cui, Doudou Jing, Xian-Jin Yang, Yanqin Liang, Z. Li, Shengli Zhu, Yufeng Zheng, K. Yeung, D. Zheng, Xianbao Wang, Shuilin Wu   +13 more
semanticscholar   +1 more source