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Life Sciences - Chemistry - 20.12.2024
Extracellular vesicles in plant defense against insect pests
Extracellular vesicles in plant defense against insect pests
A recent study conducted on melon plants has revealed a defense mechanism that certain plants activate to deal with insect pests. It is a system of signaling molecules that, distributed through extracellular vesicles - including exosomes - allow plants to adapt their defenses according to the level of stress they are under.

Physics - Chemistry - 05.11.2024
Researchers analyze the directional
Researchers analyze the directional "picoantenna-like" behavior of tunnel junctions formed by surface defects at the atomic scale
News Researchers analyze the directional peak-antenna-like behavior of tunnel junctions formed by surface defects at the atomic scale The profile of light collected with tunneling microscopes changes when the tip is placed on an atomic step. This phenomenon can be exploited to build picoantennas, nanoscale elements that direct light.

Chemistry - Physics - 21.05.2024
Membranes for the degradation of water pollutants
Membranes for the degradation of water pollutants
A team of researchers from the Autonomous University of Madrid (UAM) has developed hybrid membranes based on a functional porous nanomaterial and a polymer, capable of effectively degrading emerging contaminants present in water. The work, published in the journal Nanoscale , promises to significantly improve water quality and contribute to the development of sustainable treatment methods.

Chemistry - Physics - 05.03.2024
Controlling chirality in a graphene fragment.
Controlling chirality in a graphene fragment.
"This is one of the most important works that this research group has done in its history, and that is saying a lot", especially in a team that is able to characterize and synthesize its own carbon n