نتایج جستجو برای: cuo tio2 nanocomposite

تعداد نتایج: 39218  

Journal: :European Journal of Chemistry 2022

The groundwater is one of the biggest natural resources for providing drinking water to millions people all around globe. However, presence large amount arsenic(V) in causes serious health hazards consumers which necessitates development cost-effective remediation. CuO/TiO2 nanocomposites were prepared by precipitation-deposition method removal arsenate ion (AsO43-) from water. samples characte...

2016
Sunita Rao Gyan Singh Shekhawat

This study elaborates the consequences of oxidative stress caused by copper oxide (CuO) and titanium dioxide (TiO2) nanoparticles (NPs) in Brassica juncea. Effect of these two NPs on plant physiology, reactive oxygen scavenging enzyme system (ascorbate peroxidase, catalase, superoxide dismutase), proline content and lipid peroxidation has been estimated in leaves as well as root tissues. Bioacc...

2016
Olesja M. Bondarenko Margit Heinlaan Mariliis Sihtmäe Angela Ivask Imbi Kurvet Elise Joonas Anita Jemec Marika Mannerström Tuula Heinonen Rohit Rekulapelly Shashi Singh Jing Zou Ilmari Pyykkö Damjana Drobne Anne Kahru

Within EU FP7 project NANOVALID, the (eco)toxicity of 7 well-characterized engineered nanomaterials (NMs) was evaluated by 15 bioassays in 4 laboratories. The highest tested nominal concentration of NMs was 100 mg/l. The panel of the bioassays yielded the following toxicity order: Ag > ZnO > CuO > TiO2 > MWCNTs > SiO2 > Au. Ag, ZnO and CuO proved very toxic in the majority of assays, assumingly...

2015
Sara Tedesco Narges Bayat Gabriela Danielsson Xabier Buque Patricia Aspichueta Susana Cristobal

20 The global analysis of the cellular lipid and protein content upon exposure to metal and metal oxide 21 nanoparticles (NPs) can provide an overview of the possible impact of exposure. Proteomic analysis has 22 been applied to understand the nanoimpact however the relevance of the alteration on the lipidic profile 23 JOURNAL OF INTEGRATED OMICS A METHODOLOGICAL JOURNAL HTTP://WWW.JIOMICS.COM ...

Journal: :journal of nanostructures 2014
a. ehteram m. hamadanian s. z. mirdamadian v. jabbari

in this investigation, ag@tio2 nanocomposite was prepared by deposition of silver nanoclusters onto commercial tio2 nanoparticles (known as p25 tio2) via photodeposition technique as clean and simple photochemical route. the synthesized ag@tio2 nanocomposite was utilized in the fabrication of dye-sensitized solar cell (dssc) chiefly because, compared to pure tio2, the electron affinity of ag@ti...

جوهری, سید علی, داوری, بهروز, شاهمرادی, بهزاد, محمدی, ابراهیم, ملکی, افشین, منصوری, برهان,

Background and purpose: Simultaneous exposure of nanoparticles can cause serious damage to aquatic organisms including fish. The aim of this study was to investigate the toxicity effect of subchronic exposure of copper oxide nanoparticles (CuO NPs) in presence of titanium dioxide nanoparticles (TiO2 NPs) on the histopathology of gill and kidney tissues of fish model in vivo exposure. ...

Journal: :international journal of nano dimension 0
m. riazian department of engineering, tonekabon branch, islamic azad university, tonekabon, iran. a. bahari department of physics, university of mazandaran, babolsar, iran.

we report on the synthesis, morphology, chemically and structurally of tio2-cuo-sio2 nanostructure with different precursors molar ratio and calcined temperatures. in the present work, ternary reactive powders in the tio2-cuo-sio2 systems have been obtained using the sol-gel method, by the simultaneous gelation of all cations. the compounds and other elements change in special chemical and phys...

Journal: :Sustainability 2021

Recent research is focused on few layered graphene (FLG) with various metal oxides (MOs) as (MOs; CeO2, CuO, SnO2, CdO, ZnO, and TiO2) nanocomposite materials are alternatives to critically important in the fabrication of solar cell devices. In this work, FLG different MOs nanocomposites were prepared by a novel eco-friendly viable ultrasonic assisted route (UAR). The FLG/MO performed character...

Journal: :Chemical communications 2015
Jiangjiang Duan Xiaomei He Lina Zhang

Novel magnetic cellulose-TiO2 nanocomposite microspheres with high surface areas and magnetic susceptibility were fabricated, which exhibited remarkably selective enrichment of trace phosphopeptides from peptide mixtures.

In this study, novel CuO/g-C3N4 nanocomposite was simply synthesized by impregnation of g-C3N4 with CuO nanoparticles. Then, the heterogeneous catalyst was characterized by various techniques including Fourier transform infrared spectroscopy (FT-IR), X-ray diffraction (XRD), thermogravimetric analysis (TGA) and transmission electron microscopy (...

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