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Related papers: Synthesis and water permeation studies of polysulf…

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Polymeric membranes, including Polysulfone (PSf) membranes, are routinely used for water treatment. To enhance water permeation of above membranes, it is common to synthesize polymeric membranes with carbon nanotubes (CNTs) embedded in…

Materials Science · Physics 2022-01-14 Bhakti Hirani , P. S. Goyal , Deepali Shrivastava , S. K. Deshpande

Nanopore desalination technology hinges on high water-permeable membranes which, at the same time, block ions efficiently. In this study, we consider a recently synthesized [Science 363, 151-155 (2019)] phenine nanotube (PNT) for water…

Applied Physics · Physics 2022-04-21 Supriyo Naskar , Anil Kumar Sahoo , Mohd Moid , Prabal K. Maiti

An easy procedure to build up membrane-electrode assemblies for applications dedicated to miniaturized PEMFC using H2 or CH3OH by a two-steps atmospheric plasma process is reported. Firstly, catalyst nanoparticles are grafted on carbon…

In this study for the first time, polymeric nanofiltration membranes based on polyethersulfone (PES) polymer were surface-modified by using a diamond-like carbon (DLC) nanostructure coating layer. The effect of this coating on the…

Chemical Physics · Physics 2024-01-18 Zeynab Kiamehr , Mojtaba Shafiee , Babak Shokri

A composite porous polymer membrane with aligned CNTs in its matrix is developed which exhibits programmable, anisotropic actuation towards organic vapors. The alignment of CNTs in multiple directions and the gradient porous structure of…

Soft Condensed Matter · Physics 2016-09-22 Huijuan Lin , Jiang Gong , Michaela Eder , Roman Schuetz , Huisheng Peng , John W. C. Dunlop , Jiayin Yuan

Micro/nanoporous membranes have been used extensively in biological and medical applications associated with filtration, particle sorting, cell separation, and real-time sensing. Expanding its applications to microfluidics offers several…

Annotation A carbon nanotubes (CNT) filled polymer nanocomposites with their unique physical, mechanical and electro-optical properties has repeatedly discussed in the literature. The main part of this problem is to obtain high quality…

Mesoscale and Nanoscale Physics · Physics 2011-12-12 T. V. Vlasova , V. I. Kryshtob , V. F. Mironov , L. A. Apresyan , S. N. Bokova , E. D. Obraztsova , D. V. Vlasov

Over the past decade, substantial progress has been made in the chemical processing (chiral enrichment, length sorting, handedness selectivity, and filling substance) of single-wall carbon nanotubes (SWCNTs). Recently, it was shown that…

Nanoporous carbon composite membranes, comprising a layer of porous carbon fiber structures with an average channel width of 30-60 nm grown on a porous ceramic substrate, are found to exhibit robust desalination effect with high freshwater…

Materials Science · Physics 2016-04-27 Wei Chen , Shuyu Chen , Qiang Zhang , Zhongli Fan , Kuo-Wei Huang , Xixiang Zhang , Zhiping Lai , Ping Sheng

Wetting of the membrane to displace air or conditioning liquids is important to exploit the complex porosity of a filtration membrane. This study reveals the details of wetting in multibore membrane-based filtration modules. Using magnetic…

Applied Physics · Physics 2022-04-12 Denis Wypysek , Anna Maria Kalde , Florian Pradellok , Matthias Wessling

Nanocomposites reinforced with hybrid fillers of multi-walled carbon nanotubes (MWCNTs) and graphene nanoplatelets (GNPs) were developed, aimed at improving electrical and morphological properties of the hybrid nanocomposites while reducing…

Applied Physics · Physics 2024-03-20 Madhu B. M. , Rashmi

Concentrated fabric conditioners are water-based formulations containing 10 wt. % of cationic surfactants that are deposited on textile fibers during the rinse cycle in a washing machine to make them smoother and softer to touch. In topical…

Semi-permeable membranes are important elements in water purification and energy generation applications, for which the atomic thickness and strength of graphene can enhance efficiency and permeation rate while maintaining good selectivity.…

Mesoscale and Nanoscale Physics · Physics 2020-09-09 Robin J. Dolleman , Allard J. Katan , Herre S. J. van der Zant , Peter G. Steeneken

This work reports on the synthesis and characterization of a new type of electrospun magnetic nanofibers (MNFs), and their application for degradation of organic pollutants using remote magnetic inductive heating. We describe a simple…

The development of porous polymeric membranes remains a labor-intensive process, often requiring extensive trial and error to identify optimal fabrication parameters. In this study, we present a fully automated platform for membrane…

We present a new material which displays anisotropic and mechanical properties tuneable during synthesis under magnetic field. It is formulated by mixing aqueous suspensions of polymer nanolatex and magnetic nanoparticles, coated by a thin…

Modification of surfaces to enable dropwise condensation is a promising approach for achieving high condensation rates. In this work, we present an experimental study on condensation of water on copper surfaces coated with an ultrathin, 5…

The removal of microplastics and oil from oil-water emulsions presents significant challenges in membrane technology due to issues with low permeability, rejection rates, and membrane fouling. This study focuses on enhancing nanofibrous…

Multiwalled carbon nanotubes (MWCNTs) are decorated with Pt nanoparticles by a "layer-by-layer" approach using poly (sodium 4-styrene sulfonate) (PSS) and poly (diallyl dimethylammonium chloride) (PDDA). Transmission electron microscopy…

Materials Science · Physics 2022-03-15 Samaneh Nasiri , Feng Shi , Guang Yang , Erdmann Spiecker , Qianqian Li

Ever since the discovery of carbon nanotubes (CNTs), it has long been a challenging goal to create macroscopically ordered assemblies, or crystals, of CNTs that preserve the one-dimensional quantum properties of individual CNTs on a…

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