نتایج جستجو برای: mwcnts cooh

تعداد نتایج: 7593  

2016
Cheng Xu Qian Liu Hui Liu Chunlan Zhang Wentao Shao Aihua Gu

Multi-walled carbon nanotubes (MWCNTs) have been widely used in many fields and were reported to cause reversible testis damage in mice at high-dose. However the reproductive effects of low dose MWCNTs remained elusive. Herein, we used the mice spermatocyte cell line (GC-2spd) to assess the reproductive effects of MWCNTs. Size distribution, zeta potential, and intensity of MWCNTs were character...

2013
Meixian Guo Dejun Li Mengli Zhao Yiteng Zhang Xiangyun Deng Dongsheng Geng Ruying Li Xueliang Sun Hanqing Gu Rongxin Wan

NH2+ implantation was performed on multiwalled carbon nanotubes (MWCNTs) prepared by chemical vapor deposition. The hemocompatibility of MWCNTs and NH2+-implanted MWCNTs was evaluated based on in vitro hemolysis, platelet adhesion, and kinetic-clotting tests. Compared with MWCNTs, NH2+-implanted MWCNTs displayed more perfect platelets and red blood cells in morphology, lower platelet adhesion r...

2014
Alexia J. Taylor Christina D. McClure Kelly A. Shipkowski Elizabeth A. Thompson Salik Hussain Stavros Garantziotis Gregory N. Parsons James C. Bonner

BACKGROUND Multi-walled carbon nanotubes (MWCNTs) pose a possible human health risk for lung disease as a result of inhalation exposure. Mice exposed to MWCNTs develop pulmonary fibrosis. Lung macrophages engulf MWCNTs and produce pro-fibrogenic cytokines including interleukin (IL)-1β, IL-6, tumor necrosis factor (TNF)-α, and osteopontin (OPN). Atomic layer deposition (ALD) is a novel process u...

Journal: :npj clean water 2022

Abstract Herein, we report the synthesis, characterization, and application of TiO 2 /ZnO La-doped ZnO nanocomposites for detection degradation studies Malachite Green (MG). were synthesized by reflux hydrothermal methods, respectively, characterized UV–visible spectroscopy, X-ray diffraction, Fourier transform infrared scanning electron microscopy, energy-dispersive analysis. A glassy carbon e...

2014
Sakshi Sharma K. Sengupta

MWCNTs produced by using Chemical Vapor Deposition (CVD) technique were functionalized with nitric and sulfuric acid to ensure a good dispersion in an aqueous solution. The FTIR analysis further confirmed the presence of carboxyl and hydroxyl groups on the surface of MWCNTs after acid treatment. The two types of MWCNTs composites were prepared using pristine and ...

2016
Parichehr Hassanzadeh Elham Arbabi Fatemeh Rostami Fatemeh Atyabi Rassoul Dinarvand

Introduction: Carbon nanotubes (CNTs) have shown enormous potential in neuroscience. Nerve growth factor (NGF)-CNTs complex promotes the neuronal growth, however, the underlying mechanism(s) have remained elusive. Based on the interplay between NGF and the endocannabinoid system, involvement of the neuroprotective endocannabinoid, 2arachidonoyl glycerol (2-AG), was investigated in the mechanism...

2017
Jinxin Zou Lei Wang

Multiwalled carbon nanotubes (MWCNTs) were functionalized with salicylic acid (SA). The copper-cobalt catalyst was impregnated on the SA functionalized MWCNTs (SA-MWCNTs). The catalyst copper-cobalt/SA-MWCNTs was used to catalyze the synthesis of alcohols from synthesis gas. Salicylic acid can promote the synthesis of ethanol and butanol from synthesis gas, thus reducing the synthesis of methan...

2017
Lutendo E. Macevele Kgabo L. M. Moganedi Takalani Magadzu

Composite membranes were successfully prepared using a phase-inversion method. The X-ray powder diffraction (XRD) and energy dispersive X-ray (EDX) profiles has confirmed formation of 4.8 wt % Ag/poly(vinylidene fluoride-co-hexafluoropropene) (PVDF-HFP), 3 wt % Ag-MWCNTs/PVDF-HFP (EDX surface composition of Ag nanoparticles) and 1.5 wt % MWCNTs/PVDF-HFP composite membranes. The MWCNTs crystalli...

2016
Liulei Lu Dong Ouyang Weiting Xu

In this work, the effect of the addition of multi-walled carbon nanotubes (MWCNTs) on the mechanical properties and durability of ultra high strength concrete (UHSC) is reported. First, the MWCNTs were dispersed by a nano sand-mill in the presence of a surfactant in water. The UHSC specimens were prepared with various amounts of MWCNTs, ranging from 0% to 0.15% by weight of cement (bwoc). Resul...

2013
Meixian Guo Dejun Li Mengli Zhao Yiteng Zhang Xiangyun Deng Dongsheng Geng Ruying Li Xueliang Sun Hanqing Gu Rongxin Wan

NH2 + implantation was performed on multiwalled carbon nanotubes (MWCNTs) prepared by chemical vapor deposition. The hemocompatibility of MWCNTs and NH2 -implanted MWCNTs was evaluated based on in vitro hemolysis, platelet adhesion, and kinetic-clotting tests. Compared with MWCNTs, NH2 -implanted MWCNTs displayed more perfect platelets and red blood cells in morphology, lower platelet adhesion ...

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