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Critical behavior of ferromagnetic pure and random diluted nanoparticles with competing interactions: variational and Monte Carlo approaches
Critical behavior of ferromagnetic pure random diluted nanoparticles interactions: variational
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2010/11/23
The magnetic properties and critical behavior of both ferromagnetic pure and metallic nanopar-
ticles having concurrently atomic disorder, dilution and competing interactions, are studied in the fram...
Conduction of DNA molecules attached to a disconnected array of metallic Ga nanoparticles
Conduction of DNA molecules disconnected array of metallic Ga nanoparticles
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2010/11/17
We have investigated the conduction over a wide range of temperature of DNA molecules deposited across slits etched through a few nanometers thick platinum lm. The slits are insulating before DNA d...
Nonmonotonic Evolution of the Blocking Temperature in Dispersions of Superparamagnetic Nanoparticles
Nonmonotonic Evolution of Blocking Temperature Superparamagnetic Nanoparticles
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2010/11/22
We use a Monte Carlo approach to simulate the influence of the dipolar interaction on assemblies of monodisperse superparamagnetic γ-Fe2O3 nanoparticles. We have identified a critical concentration c*...
Interactions between sub-10 nm iron and cerium oxide nanoparticles and 3T3 fibroblasts : the role of the coating and aggregation state
Nanoparticle Magnetism Cell proliferation Cell viability Fibroblast Polyacrylic acid
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2010/11/19
Recent nanotoxicity studies revealed that the physico-chemical characteristics of engineered nanomaterials play an important role in the interactions with living cells. Here, we report on the toxicity...