نتایج جستجو برای: carbon based nanomaterial

تعداد نتایج: 3166953  

2014
Devrah A Arndt Jian Chen Maika Moua Rebecca D Klaper

Several classes of contaminants have been shown to have multigenerational impacts once a parental generation has been exposed. Acute and chronic toxicity are described for several types of nanomaterials in the literature; however, no information is available on the impact of nanomaterials on future generations of organisms after the exposure is removed. In the present study, the authors examine...

2010

Theuniqueandtunablepropertiesofcarbon-basednanomaterials enable new technologies for identifying and addressing environmental challenges. This review critically assesses the contributions of carbon-based nanomaterials to a broad range of environmental applications: sorbents, high-flux membranes, depth filters, antimicrobial agents, environmental sensors, renewable energy technologies, and pollu...

M. Masteri-Farahani

In this work, we report a new well dispersed molybdenum complex attached through the mediation of aminopropylsilyl groups on the surface of multi-walled carbon nanotubes (MWCNTs). The prepared hybrid nanomaterial was characterized with different physicochemical methods such as Fourier transform infrared and atomic absorption spectroscopies, transmission electron microscopy, energy-dispersive X-...

Journal: :international journal of nanoscience and nanotechnology 2015
s. nikmanesh m.m. doroodmand m.h. sheikhi

in this study, a specific ch4 sensor is fabricated based on interdigitated electrode that modified with core-shell of tungsten carbide/tin oxide (wc/sno2) nanoparticles by wet chemical method in different percents of carbon and tungsten. the morphology of wet chemical-synthesized wc/sno2 core-shell was evaluated by different methods such as patterned x-ray diffraction (xrd), and particle size a...

Journal: :Journal of materials chemistry. A, Materials for energy and sustainability 2023

A novel N-doped carbon material was obtained using a CVD-like procedure by depositing medium-sized pyridine-based molecules on copper-based substrates.

2010
David R. Johnson Mark M. Methner Alan J. Kennedy Jeffery A. Steevens

BACKGROUND The potential exists for laboratory personnel to be exposed to engineered carbon-based nanomaterials (CNMs) in studies aimed at producing conditions similar to those found in natural surface waters [e.g., presence of natural organic matter (NOM)]. OBJECTIVE The goal of this preliminary investigation was to assess the release of CNMs into the laboratory atmosphere during handling an...

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