Results 21 to 30 of about 8,894 (158)

Obtaining and Characterizing the Osmium Nanoparticles/n–Decanol Bulk Membrane Used for the p–Nitrophenol Reduction and Separation System

open access: yesMembranes, 2022
Liquid membranes based on nanoparticles follow a continuous development, both from obtaining methods and characterization of techniques points of view. Lately, osmium nanoparticles have been deposited either on flat membranes, with the aim of initiating some reaction processes, or on hollow fiber membranes, with the aim of increasing the contact ...
Aurelia Cristina Nechifor   +9 more
openaire   +3 more sources

Testicular biodistribution of silica-gold nanoparticles after intramuscular injection in mice [PDF]

open access: yes, 2015
International audienceWith the continuing development of nanomaterials, the assessment of their potential impact on human health, and especially human reproductive toxicity, is a major issue. The testicular biodistribution of nanoparticles remains poorly
Blanchin, Marie-Geneviève   +7 more
core   +4 more sources

Radiolytic Conversion of Platinum, Rhodium, Osmium and Palladium Salts into Metal Coatings and Metal Nanoparticles

open access: yesJohnson Matthey Technology Review, 2017
We herein report on the effect of gamma ray radiation on platinum, osmium, rhodium and palladium salt solutions for synthesis of nanoparticles. Pt, Os, Rh and Pd salt solutions were exposed to intense gamma ray irradiation with doses varying from 70 to 120 kGy.
Takalani Cele   +5 more
openaire   +2 more sources

Testing collapse models with levitated nanoparticles: the detection challenge [PDF]

open access: yes, 2019
We consider a nanoparticle levitated in a Paul trap in ultrahigh cryogenic vacuum, and look for the conditions which allow for a stringent noninterferometric test of spontaneous collapse models.
Barker, P. F.   +5 more
core   +2 more sources

Receptor-mediated targeting of magnetic nanoparticles using insulin as a surface ligand to prevent endocytosis [PDF]

open access: yes, 2003
Superparamagnetic iron oxide nanoparticles have been used for many years as magnetic resonance imaging contrast agents or in drug delivery applications.
Berry, C.C.   +3 more
core   +1 more source

Emulsion Liquid Membranes Based on Os–NP/n–Decanol or n–Dodecanol Nanodispersions for p–Nitrophenol Reduction

open access: yesMolecules
Membrane materials with osmium nanoparticles have been recently reported for bulk membranes and supported composite membrane systems. In the present paper, a catalytic material based on osmium dispersed in n–decanol (nD) or n–dodecanol (nDD) is presented,
Andreia Pîrțac   +9 more
doaj   +1 more source

The surface reactivity of iron oxide nanoparticles as a potential hazard for aquatic environments: A study on Daphnia magna adults and embryos [PDF]

open access: yes, 2018
open5noNano-ecotoxicology is extensively debated and nanomaterial surface reactivity is an emerging topic. Iron oxide nanoparticles are widely applied, with organic or inorganic coatings for stabilizing their suspensions.

core   +1 more source

In vitro toxicity of nanoceria: effect of coating and stability in biofluids

open access: yes, 2013
Due to the increasing use of nanometric cerium oxide in applications, concerns about the toxicity of these particles have been raised and have resulted in a large number of investigations.
Berret, J. F.   +5 more
core   +2 more sources

Molecular responses of mouse macrophages to copper and copper oxide nanoparticles inferred from proteomic analyses [PDF]

open access: yes, 2013
The molecular responses of macrophages to copper-based nanoparticles have been investigated via a combination of proteomic and biochemical approaches, using the RAW264.7 cell line as a model.
Aude-Garcia, Catherine   +12 more
core   +5 more sources

A Facile Synthesis of Novel Self-Assembled Gold Nanorods Designed for Near-Infrared Imaging [PDF]

open access: yes, 2010
Molecular imaging techniques now allow recognition of early biochemical, physiological, and anatomical changes before manifestation of gross pathological changes. Photoacoustic imaging represents a novel non-ionizing detection technique that combines the
Lanza, Gregory M.   +5 more
core   +1 more source

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