Science et Technique Veille

Leading nanoscientists created beautiful, tiled patterns with flat nanocrystals, but they were left with a mystery: Why did some sets of crystals arrange themselves in an alternating, herringbone style?

La fibroïne de la soie, cette protéine naturelle biodégradable, possède des propriétés mécaniques remarquables, une absence totale de toxicité et une faible immunogénicité.

Metallurgists used an old microwave oven to produce a nanocrystal semiconductor rapidly using cheap, abundant and less toxic metals than other semiconductors.

 An ultimate goal in the field of carbon nanotube research is to synthesise single-walled carbon nanotubes (SWNTs) with controlled chiralities.

Researchers have developed a unique integrated motor drive and battery charger for electric vehicles.

Since the 1970s, physicists have used laser beams to trap and study small objects, from cells down to individual atoms. More recently, researchers have developed multilaser systems that can manipulate many particles at once.

Via Dr. Stefan Gruenwald

A team of researchers has made a major breakthrough in measuring the structure of nanomaterials under extremely high pressures.

Researchers have demonstrated a spray-on mixture of carbon nanotubes and ceramic that has unprecedented ability to resist damage while absorbing laser light.

More powerful batteries could help electric cars achieve a considerably larger range and thus a breakthrough on the market. A new nanomaterial for lithium ion batteries could come into play here.

Scientists have made a fundamental breakthrough in single-crystal X-ray analysis, the most powerful method for molecular structure determination.

Researchers turn carbon nanotubes into negatively charged liquid crystals that could enhance the creation of fibers and films.

Engineering researchers have developed a technique to isolate a single water molecule inside a buckyball and drive motion of the "big" nonpolar ball through the encapsulated "small" polar H2O molecule, a controlling transport mechanism in a...

Thermoelectric materials can be used to turn waste heat into electricity or to provide refrigeration without any liquid coolants, and new study has found a way to nearly double the efficiency of a particular class of them that's made with organic...

Scientists have found that liquid crystalline silicone stiffens significantly when compressed repeatedly for hours on end. The discovery may lead to new strategies for self-healing materials or biocompatible materials that mimic human tissues.

Des scientifiques de l'Université de Toronto ont enregistré des mouvements d'atomes en temps réel, donnant ainsi un aperçu de l'essence même de la chimie et de la biologie à l'échelle atomique.

New research describes the discovery of a new structure that is a fundamental game changer in the physics of semiconductor nanowires.

Call it the ultimate nature documentary. Scientists have recorded atomic motions in real time, offering a glimpse into the very essence of chemistry and biology at the atomic level.

Researchers are developing a new type of semiconductor technology for future computers and electronics based on "two-dimensional nanocrystals" layered in sheets less than a nanometer thick that could replace today's transistors.

Imagine highly precise, self-adjusting contact lenses that also clean themselves.

A novel material shows its credentials to facilitate the integration of photonic and electronic components in practical devices.

Organic semi-conductors could revolutionize electronics in various areas. Nowadays, components put out such high performances that they are used in small devices like mobile phones.