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[Perovskite] – Scientists reveal ultrafast exciton dissociation mechanism in 2D perovskites. 23 décembre 2021

A research group led by Prof. JIN Shengye from the Dalian Institute of Chemical Physics (DICP) of the Chinese Academy of Sciences revealed an ultrafast and high-yield polaronic exciton dissociation mechanism in two-dimensional (2D) perovskites.

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[Nanoparticle] – With fuzzy nanoparticles, researchers reveal a way to design tougher ballistic materials. 23 décembre 2021

Researchers at the National Institute of Standards and Technology (NIST) and Columbia Engineering have discovered a new method to improve the toughness of materials that could lead to stronger versions of body armor, bulletproof glass and other ballistic equipment.

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[Semiconductors] – Soft semiconductors that stretch like human skin can detect ultra-low light levels. 23 décembre 2021

Semiconductors are moving away from rigid substrates, which are cut or formed into thin discs or wafers, to more flexible plastic material and even paper thanks to new material and fabrication discoveries. The trend toward more flexible substrates has led to fabrication of numerous devices, from light-emitting diodes to solar cells and transistors.

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[Photonic] – Integrated photonics meets electron microscopy. 23 décembre 2021

The transmission electron microscope (TEM) can image molecular structures at the atomic scale by using electrons instead of light, and has revolutionized materials science and structural biology. The past decade has seen a lot of interest in combining electron microscopy with optical excitations, …

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[Graphene] – New graphene-based neural probes improve detection of epileptic brain signals. 23 décembre 2021

The ability to record and map the full range of brain signals using electrophysiological probes will greatly advance our understanding of brain diseases and aid the clinical management of patients with diverse neurological disorders. However, current technologies are limited in their ability to accurately obtain with high spatial fidelity ultraslow brain signals.

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[Nanotechnology] – World’s smallest microelectronic catheter for minimally invasive surgery of the future. 23 décembre 2021

A research team from Chemnitz University of Technology, IFW Dresden and Max Planck Institute CBG presents a completely new type of biomedical tool with a tiny biocompatible, microelectronic micro-catheter equipped with sensor and actuator functions

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[Silicon] – Miniaturization of optical diffusers based on silicon nanoparticles. 23 décembre 2021

Miniaturization of optical components is a challenge in photonics. Researchers of Karlsruhe Institute of Technology (KIT) and Friedrich Schiller University of Jena have now succeeded in developing a diffuser, a disk that scatters light, based on silicon nanoparticles. It can be used to specifically …

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[Coating] – Fabrication of flexible electronics improved using gold and water-vapor plasma. 23 décembre 2021

Researchers at the RIKEN Center for Emergent Matter Science (CEMS) and the RIKEN Cluster for Pioneering Research (CPR) in Japan have developed a technique to improve the flexibility of ultra-thin electronics, such as those used in bendable devices or clothing.

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[Nanotechnology] – Nanotechnology in Cosmetics. 23 décembre 2021

The applications of nanotechnology and nanomaterials can be found in many cosmetic products including moisturisers, hair care products, make up and sunscreen. There are two main uses for nanotechnology in cosmetics:

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