Results 61 to 70 of about 42,714 (251)

Degradation of Polyvinylpyrrolidone by Solution Plasma Process [PDF]

, 2017
The solution plasma technique, which has been recently invented by Takai and Saito, produces radicals, ions, UV photons, shock waves and metastable excited atoms. These generated active species are used as the source of some chemical reactions. The exact
M. Özkan, A. Akyüz, Akyüz, A., Özkan, M.   +3 more
core   +1 more source

Investigation of Persistent Luminescence of Strontium Aluminate in Polymer Films for Passive Daytime Radiative Cooling Application

Advanced Materials Interfaces, EarlyView.
Persistent Luminescence of doped SrAl2O4:Eu2+, Dy3+ formulated in polymer matrices is a promising solution to be integrated in building envelopes for enhancing Passive Daytime Radiative Cooling. ABSTRACT Persistent Luminescent (PersL) materials have found applications in several fields; their integration into passive daytime radiative cooling systems ...
Roberto Bondi, Francesco Marchini, Giulia Quaglia, Claudia Fabiani, Anna Laura Pisello, Loredana Latterini   +5 more
wiley   +1 more source

Efficient Catalytic Oxidation of 3-Arylthio- and 3-Cyclohexylthio-lapachone Derivatives to New Sulfonyl Derivatives and Evaluation of Their Antibacterial Activities

Molecules, 2017
New sulfonyl-lapachones were efficiently obtained through the catalytic oxidation of arylthio- and cyclohexylthio-lapachone derivatives with hydrogen peroxide in the presence of a Mn(III) porphyrin complex.
Mariana F. do C. Cardoso, Ana T. P. C. Gomes, Caroline dos S. Moreira, Mário M. Q. Simões, Maria G. P. M. S. Neves, David R. da Rocha, Fernando de C. da Silva, Catarina Moreirinha, Adelaide Almeida, Vitor F. Ferreira, José A. S. Cavaleiro   +10 more
doaj   +1 more source

Polyvinylpyrrolidone-Induced Uniform Surface-Conductive Polymer Coating Endows Ni-Rich LiNi_0.8Co_0.1Mn_0.1O₂ with Enhanced Cyclability for Lithium-Ion Batteries

, 2019
The Ni-rich LiNi0.8Co0.1Mn0.1O2 (NCM811) cathode has attracted great interest owing to its low cost, high capacity, and energy density. Nevertheless, rapid capacity fading is a critical problem because of direct contact of NCM811 with electrolytes and ...
Fangchang Zhang (6161960), Zhouguang Lu, Youhuan Zhu (6161957), Shuai Gu (1394065), Qingmeng Gan, Jiwei Xie (6161954), Fangchang Zhang, Jiwei Xie, Li Lu (68660), Kaili Zhang, Ning Qin, Qingmeng Gan (4848802), Ning Qin (418292), Shuai Gu, Li Lu, Kaili Zhang (709422), Youhuan Zhu, Zixuan Huang, Zixuan Huang (5814317), Zhouguang Lu (1622494)   +19 more
core   +1 more source

3D‐Printed Dual‐Doped Ag2Se‐Based Thermoelectric Films With Enhanced Thermal Stability

Advanced Materials Technologies, EarlyView.
Sb–Se dual doping enhances the thermal stability of Ag2Se‐based thermoelectric systems. The compositionally tuned nano‐ink is printed into flexible films by direct ink writing (DIW), retaining improved thermoelectric properties after annealing up to 400°C.
Ahasun Habib Hridoy, Nishat Paul, Naimul Arefin, Axel Lopez, Peiran Wei, Brandon Dumars, Yan Chen, Mortaza Saeidi, Minxiang Zeng   +8 more
wiley   +1 more source

Two‐Step Thermal Upcycling of Flexible Printed Circuit Board Waste Into Metallic Copper Nanoparticles: Synthesis and Characterization

Advanced Materials Technologies, EarlyView.
A two‐step thermal upcycling process converts flexible printed circuit board waste into high‐purity copper nanoparticles using polymer degradation and arc discharge. The synthesized nanoparticles exhibit controlled morphology and high metal purity.
Bikesh S. Ghinangju, Rumana Hossain, Veena Sahajwalla   +2 more
wiley   +1 more source

Fabrication of a novel cyanoethyl cellulose substrate for thin-film composite forward osmosis membrane

Blue-Green Systems, 2019
In this study, cyanoethyl cellulose (CEC) was used as a membrane material, and polyvinylpyrrolidone (PVP) was used as pore-forming agent to prepare the substrates for the thin-film composite (TFC) forward osmosis (FO) membrane for the first time.
Ke Zheng, Shaoqi Zhou
doaj   +1 more source

Investigation of thermal and viscoelastic properties of polymers relevant to hot melt extrusion - I: Polyvinylpyrrolidone and related polymers [PDF]

, 2016
Polymers are essential components of melt extruded products. The objective of the present study was to generate physicochemical data of polyvinylpyrrolidone-based polymers and copolymers that are used in hot melt extrusion (HME).
Simerdeep Singh Gupta, Abu T.M. Serajuddin, Anuprabha Meena, Tapan Parikh   +3 more
core  

3D Printing of Soft Robotic Systems: Advances in Fabrication Strategies and Future Trends

Advanced Robotics Research, EarlyView.
Collectively, this review systematically examines 3D‐printed soft robotics, encompassing material selections, function integration, and manufacturing methodologies. Meanwhile, fabrication strategies are analyzed in order of increasing complexity, highlighting persistent challenges with proposed solutions.
Changjiang Liu, Bin Cui, Xumin Huang, Xiaoyu (Rayne) Zheng, T. Thang Vo‐Doan, Ruirui Qiao   +5 more
wiley   +1 more source

The Study of the Cumulative Properties of the Supramolecular Complex of Ivermectin

Российский паразитологический журнал, 2019
The purpose of the research is to study the cumulative properties of the supramolecular complex of ivermectin.Materials and methods. Studies were conducted in the vivarium of the VNIIGIS named after K. I. Skrjabin.
V. V. Zashchepkina
doaj   +1 more source