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New 'smart' material improves removal of arsenic from drinking water

New 'smart' material improves removal of arsenic from drinking water | Science et Technique | Scoop.it
Scientists have created a new material that can remove double the amount of arsenic from water than the leading material for water treatment. Arsenic is a toxic element found naturally in groundwater. Long-term exposure over a number of years to...

Via Dr. Stefan Gruenwald
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New Omnidirectional Broadband 2D Crystal Efficiently Absorbs 85% Of Photon Energy

New Omnidirectional Broadband 2D Crystal Efficiently Absorbs 85% Of Photon Energy | Science et Technique | Scoop.it
Research engineers at MIT have developed a novel solar material in the form of a 2D metallic, dielectric photonic crystal.  The material has remarkable properties of broadband absorption of sunlight, from visible to near infrared portions of the...

Via Dr. Stefan Gruenwald
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First large DNA crystals generated which could create revolutionary nanodevices

First large DNA crystals generated which could create revolutionary nanodevices | Science et Technique | Scoop.it
DNA has garnered attention for its potential as a programmable material platform that could spawn entire new and revolutionary nanodevices in computer science, microscopy, biology, and more.

Via Dr. Stefan Gruenwald
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Simple and versatile way to build 3-D materials of the future

Simple and versatile way to build 3-D materials of the future | Science et Technique | Scoop.it
Researchers have developed a novel yet simple technique, called 'diffusion driven layer-by-layer assembly,' to construct graphene into porous three-dimensional structures for applications in devices such as batteries and supercapacitors.
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Hybrid materials could smash the solar efficiency ceiling by extracting electrons from dark triplet excitons

Hybrid materials could smash the solar efficiency ceiling by extracting electrons from dark triplet excitons | Science et Technique | Scoop.it
Researchers have developed a new method for harvesting the energy carried by particles known as ‘dark’ spin-triplet excitons with close to 100% efficiency, clearing the way for hybrid solar cells which could far surpass current efficiency limits.

Via Dr. Stefan Gruenwald
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Electrically conductive plastics promising for batteries, transparent solar cells

Electrically conductive plastics promising for batteries, transparent solar cells | Science et Technique | Scoop.it
An emerging class of electrically conductive plastics called 'radical polymers' may bring low-cost, transparent solar cells, flexible and lightweight batteries and ultra-thin antistatic coatings for consumer electronics and aircraft.
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Nanoparticles can act like liquid on the outside, crystal on the inside

Nanoparticles can act like liquid on the outside, crystal on the inside | Science et Technique | Scoop.it
A surprising phenomenon has been found in metal nanoparticles: They appear, from the outside, to be liquid droplets, wobbling and readily changing shape, while their interiors retain a perfectly stable crystal configuration.
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New material steals oxygen from the air: One spoonful absorbs all the oxygen in a room

New material steals oxygen from the air: One spoonful absorbs all the oxygen in a room | Science et Technique | Scoop.it
Researchers have synthesized crystalline materials that can bind and store oxygen in high concentrations. Just one spoon of the substance is enough to absorb all the oxygen in a room.
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New organic semiconductor material: Organic tin in polymers increases their light absorption

New organic semiconductor material: Organic tin in polymers increases their light absorption | Science et Technique | Scoop.it
Researchers have integrated organic tin into semiconducting polymers (plastics) for the first time. Semiconducting polymers can be used, for example, for the absorption of sun light in solar cells.
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Graphene looks promising as a flexible, low-cost touchscreen solution

Graphene looks promising as a flexible, low-cost touchscreen solution | Science et Technique | Scoop.it
New research suggests that graphene-treated nanowires could soon replace current touchscreen technology, significantly reducing production costs and allowing for more affordable, flexible displays.
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Briques de céramique : une nouvelle structure interne pour une meilleure isolation phonique (Matériaux)

Briques de céramique : une nouvelle structure interne pour une meilleure isolation phonique (Matériaux) | Science et Technique | Scoop.it
Une équipe de chercheurs de l'Université Polytechnique de Madrid, est parvenue à améliorer l'efficacité de l'isolation acoustique de murs construits à partir de briques de céramique, en modifiant leur géométrie interne.
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Scientists synthesize Germanene, a novel two-dimensional germanium allotrope akin to graphene and silicene

Scientists synthesize Germanene, a novel two-dimensional germanium allotrope akin to graphene and silicene | Science et Technique | Scoop.it
After the successful synthesis of silicene in 2012, which was followed by a surge of studies on elemental, novel two-dimensional (2D) materials beyond graphene, a daunting quest was to obtain germanene, the germanium-based analogue of graphene,...

Via Dr. Stefan Gruenwald
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Scientists grow a new challenger to graphene

Scientists grow a new challenger to graphene | Science et Technique | Scoop.it
Scientists have developed a new way to fabricate a potential challenger to graphene.
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Noncovalent, Self-Assembled, Robust, Porous Material That Adsorbs Greenhouse Gas

Noncovalent, Self-Assembled, Robust, Porous Material That Adsorbs Greenhouse Gas | Science et Technique | Scoop.it
Researchers from the Department of Chemistry at the University of Houston have created noncovalent organic frameworks, a new type of porous material that overcomes some barriers in the development of porous material technologies.  The new wonder...

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Perfect fluid of electrons may flow inside superconductor

Perfect fluid of electrons may flow inside superconductor | Science et Technique | Scoop.it
Understanding superconductors’ viscosity could help inspire scientists to find ways to improve the electric power grid.
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Light bending material facilitates the search for new particles

Light bending material facilitates the search for new particles | Science et Technique | Scoop.it
Particle physicists have a hard time identifying all the elementary particles created in their particle accelerators. But now researchers have designed a material that makes it much easier to distinguish the particles.
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Of bio-hairpins and polymer-spaghetti: Spotlight on how entangled polymers flow and soften

Of bio-hairpins and polymer-spaghetti: Spotlight on how entangled polymers flow and soften | Science et Technique | Scoop.it
When a basically sturdy material becomes soft and spongy, one usually suspects that it has been damaged in some way. But this is not always the case, especially when it comes to complex fluids and biological cells.
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Mineralization of sand particles boosts microbial water filtration

Mineralization of sand particles boosts microbial water filtration | Science et Technique | Scoop.it
Mineral coatings on sand particles actually encourage microbial activity in the rapid sand filters that are used to treat groundwater for drinking, according to a paper.
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First observation of atomic diffusion inside bulk material

First observation of atomic diffusion inside bulk material | Science et Technique | Scoop.it
Researchers have obtained the first direct observations of atomic diffusion inside a bulk material. The research could be used to give unprecedented insight into the lifespan and properties of new materials.
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Des mini-cellules solaires à usage textile développées par des chercheurs coréens (Environnement)

Des mini-cellules solaires à usage textile développées par des chercheurs coréens (Environnement) | Science et Technique | Scoop.it
Une équipe de chercheur coréens de l'Institut de Recherche sur l'Electro-technologie ont mis au point un textile muni de cellule solaire à pigment photosensible.
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Platinum meets its match in quantum dots from coal

Platinum meets its match in quantum dots from coal | Science et Technique | Scoop.it
Graphene quantum dots created at Rice University grab onto graphene platelets like barnacles attach themselves to the hull of a boat.

Via Dr. Stefan Gruenwald
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Studying nanocrystals by passing them through tiny pores

Studying nanocrystals by passing them through tiny pores | Science et Technique | Scoop.it
Researchers have now applied a cutting-edge technique for rapid gene sequencing toward measuring other nanoscopic structures.
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New Solar Cells Use Perovskite To Turn Water Into Energy

New Solar Cells Use Perovskite To Turn Water Into Energy | Science et Technique | Scoop.it
The material, replacing silicon, splits water into hydrogen and oxygen efficiently and inexpensively
-- Read more on ScientificAmerican.com
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Physicists design record-breaking laser that accelerates the interaction between light and matter by ten times

Physicists design record-breaking laser that accelerates the interaction between light and matter by ten times | Science et Technique | Scoop.it
Reporting in the journal Nature Physics, physicists from Imperial College London and the Friedrich-Schiller-Universität Jena, in Germany, used semiconductor nanowires made of zinc oxide and placed them on a silver surface to create ultra-fast...

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Future flexible electronics based on carbon nanotubes

Future flexible electronics based on carbon nanotubes | Science et Technique | Scoop.it
Researchers have demonstrated a new method to improve the reliability and performance of transistors and circuits based on carbon nanotubes, a semiconductor material that has long been considered by scientists as one of the most promising...
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