نتایج جستجو برای: oxidized mwcnts with nitric acid

تعداد نتایج: 9505386  

Journal: :Nanotechnology 2009
Andrew S Cavanagh Christopher A Wilson Alan W Weimer Steven M George

Atomic layer deposition (ALD) was employed to grow coaxial thin films of Al(2)O(3) and Al(2)O(3) /W bilayers on multi-walled carbon nanotubes (MWCNTs). Although the MWCNTs have an extremely high surface area, a rotary ALD reactor was successfully employed to perform ALD on gram quantities of MWCNTs. The uncoated and ALD-coated MWCNTs were characterized with transmission electron microscopy and ...

2014
Reti Hai Yulin Wang Xiaohui Wang Zhize Du Yuan Li Wei-Chun Chin

BACKGROUND The increasing use of multiwalled carbon nanotubes (MWCNTs) will inevitably lead to the exposure of wastewater treatment facilities. However, knowledge of the impacts of MWCNTs on wastewater nutrient removal and bacterial community structure in the activated sludge process is sparse. AIMS To investigate the effects of MWCNTs on wastewater nutrient removal, and bacterial community s...

2011
Gholam Basati Morteza Pourfarzam Ahmad Movahedian Saed Ziaaldin Samsamshariat Nizal Sarrafzadegan

INTRODUCTION Adiponectin is a circulating hormone that is produced exclusively by adipocytes and has antiinflammatory and anti-atherogenic properties. The hypothesis that there are differences in adiponectin levels between stable and unstable coronary-artery disease patients remains controversial. Furthermore, the potential relationships between the plasma adiponectin level and the inflammatory...

Journal: :Electrochemistry Communications 2021

Binary and ternary deep eutectic solvent (DES) mixtures based on choline chloride, with ethylene glycol, oxalic acid, urea fructose, were used for the first time as media electropolymerisation of poly(methylene blue) (PMB) glassy carbon electrodes (GCEs) GCEs modified multiwalled nanotubes (MWCNTs). The influence different parameters such DES composition, presence MWCNTs and/or perchlorate dopa...

Journal: :Journal of lipid research 1996
I Staprans J H Rapp X M Pan K R Feingold

Previous studies have shown that the quantity of oxidized lipids in the diet directly correlates with the level of oxidized chylomicrons in mesenteric lymph and the level of oxidized lipids in endogenous lipoproteins such as very low density lipoprotein (VLDL) and low density lipoprotein (LDL). The aim of the present study was to determine whether oxidized fatty acids in the diet are delivered ...

Journal: :international journal of nanoscience and nanotechnology 2015
l. moradi n. izadi f. rostami

functionalization of multiwalled carbon nanotubes (mwcnts) with nh2 groups under a one pot reaction is studied. during the first step of the reaction, cl and chcl2 groups were attached to the surfaces of mwcnts through an electrophilic addition reaction. in the second step of process, cl atoms were replaced with nh2 and amino groups (ethylene diamine and butyl amine) under a nucleophilic substi...

2016
Ahmet Ali Tuncer Mehmet Fatih Bozkurt Tulay Koken Nurhan Dogan Mine Kanat Pektaş Didem Baskin Embleton

Objective. This study aims to evaluate whether alpha-lipoic acid and/or coenzyme Q10 can protect the prepubertal ovarian tissue from ischemia-reperfusion injury in an experimental rat model of ovarian torsion. Materials and Methods. Forty-two female preadolescent Wistar-Albino rats were divided into 6 equal groups randomly. The sham group had laparotomy without torsion; the other groups had tor...

2016
Shanshan Hu Tong Wang Xibo Pei He Cai Junyu Chen Xin Zhang Qianbing Wan Jian Wang

In the present study, a cell-penetrating peptide, the transactivating transcriptional factor (TAT) domain from HIV, was linked to PEGylated multi-walled carbon nanotubes (MWCNTs) to develop a highly effective antitumor drug delivery system. FITC was conjugated on MWCNTs-polyethylene glycol (PEG) and MWCNTs-PEG-TAT to provide fluorescence signal for tracing the cellular uptake of the nanocarrier...

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 ...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2015
Tran B Nguyen John D Crounse Alex P Teng Jason M St Clair Fabien Paulot Glenn M Wolfe Paul O Wennberg

We report fluxes and dry deposition velocities for 16 atmospheric compounds above a southeastern United States forest, including: hydrogen peroxide (H2O2), nitric acid (HNO3), hydrogen cyanide (HCN), hydroxymethyl hydroperoxide, peroxyacetic acid, organic hydroxy nitrates, and other multifunctional species derived from the oxidation of isoprene and monoterpenes. The data suggest that dry deposi...

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