Nanotechnology News – Latest Headlines

Newly discovered edge magnetism in nanomagnets could have wide applications

Some magnetic nanomaterials retain magnetism only on their edge - in fact only within 10 nanometers of the edge.

April 12, 2022 Read more

Intense laser light modifies the pairing of electrons

The quantum-mechanical exchange interaction between electrons can be specifically modified with intense infrared light fields on time scales of a few femtoseconds, as time-resolved experiments on sulfur hexafluoride molecules show. This finding lights a way for bottom-up controlling chemical reactions with lasers in the future - based purely on electrons, the 'glue' of chemistry.

April 12, 2022 Read more

World's first LED lights developed from rice husks

Scientists searching for a scalable method to fabricate quantum dots have developed a way to recycle rice husks to create the first silicon quantum dot LED light. Their new method transforms agricultural waste into state-of-the-art light-emitting diodes in a low-cost, environmentally friendly way.

April 12, 2022 Read more

New graphene transistor could cut 5% from world's digital energy budget

Along with curbing the energy consumption of any microelectronics that incorporate it, the new design could reduce the number of transistors needed to store certain data by as much as 75%.

April 11, 2022 Read more

Photocatalysts with built-in electric field helps to remove pollutants from water

Researchers introduced a high-efficiency Z-scheme photocatalyst to deal with contaminants in water.

April 11, 2022 Read more

Optical vortex crystals for photonic simulations of complex systems

Researchers show the realization of coupled light vortices by means of optical metasurfaces. The results will have impact on fields as diverse as microscopy, optical communications and photonics simulations.

April 11, 2022 Read more

Magnetic property in a specific class of materials enables light manipulation on the nanoscale

Researchers found a magnetic property in a class of materials that enables light manipulation on the nanoscale, with implications for applications such as information storage and energy harvesting.

April 11, 2022 Read more

Tunable graphene nanocomposite temperature alarm sensor

Researchers integrated the electrical conductivity of graphene and the insulation of nitrocellulose to prepare a fire alarm sensor.

April 11, 2022 Read more

No small measure: Probing the mechanics of gold contacts at the nanoscale

New method allows scientists to precisely measure the strength of nanomaterials only a few atoms thick.

April 11, 2022 Read more

Converting solar energy to electricity on demand (w/video)

The researchers behind an energy system that makes it possible to capture solar energy, store it for up to eighteen years and release it when and where it is needed have now taken the system a step further. After previously demonstrating how the energy can be extracted as heat, they have now succeeded in getting the system to produce electricity, by connecting it to a thermoelectric generator.

April 11, 2022 Read more

Electron lens formed by light: A new method for atomic-resolution electron microscopes

Researchers propose a new method to form an electron lens that will help reduce installation costs for electron microscopes with atomic resolution, proliferating their use. Instead of the electrostatic and magnetic fields employed in conventional electron lenses, they utilized a light field electron-lens.

April 11, 2022 Read more

Maintaining the nanostructure of gold and silver in alloys

Engineers have developed a low-temperature annealing method that maintains the structure of gold and silver when the two metals are combined in an alloy. Their discovery will prove useful in the manufacture of contact lenses, holographic optical elements and other optical components, since the new alloys reflect the full spectral range.

April 9, 2022 Read more

Live view into catalyst materials

X-ray study shows changes in pore structure during operation.

April 9, 2022 Read more

Discovery of matter-wave polaritons sheds new light on photonic quantum technologies

Researchers report the formation of matter-wave polaritons in an optical lattice, an experimental discovery that enables studies of a central quantum science and technology paradigm through direct quantum simulation using ultracold atoms.

April 9, 2022 Read more

In a sea of magic angles, 'twistons' keep electrons flowing through three layers of graphene

When it comes to superconductivity, three layers of graphene can be better than two. A new study reveals the atomic details that help explain why.

April 9, 2022 Read more

The challenges and prospects of lithium-CO2 dioxide batteries

The lithium-carbon dioxide battery is an emerging energy storage and conversion device. Although development of these batteries is still in its infancy, scientists need a thorough understanding of the critical problems that must be overcome for these batteries to achieve their potential as new energy storage devices.

April 8, 2022 Read more