Science & Technology

Scientists build the smallest optical frequency comb to-date

Nanowerk - Mon, 02/11/2019 - 9:07am
Researchers built an integrated soliton microcomb operating at a repetition rate of 88 GHz using a chip-scale indium phosphide laser diode and the silicon nitride microresonator. At only 1 cubic cm in size, the device is the smallest of its kind to-date.

Categories: Science & Technology

Researchers find way to stabilize color of light in halide perovskites

Nanowerk - Mon, 02/11/2019 - 7:10am
Physicists has found a way to stabilize the color of light being emitted from a promising class of next-generation materials that researchers believe could be the basis for efficient and more cost-effective optoelectronic technologies that can turn light into electricity or vice versa.

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Researchers develop flags that generate energy from wind and sun

Nanowerk - Mon, 02/11/2019 - 6:59am
The novel wind and solar energy-harvesting flags have been developed using flexible piezoelectric strips and flexible photovoltaic cells.

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Highly complex two-dimensional tessellation in the molecular world

Nanowerk - Mon, 02/11/2019 - 4:19am
Scientists have developed a method to construct highly complex molecular tessellations using a single molecular building block.

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Boosting solid state chemical reactions

Nanowerk - Mon, 02/11/2019 - 1:46am
Adding olefin enables efficient solvent-free cross-coupling reactions, leading to environmentally friendly syntheses of a wide range of organic materials.

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Scientists marry gas-trapping framework to light-powered nanocatalysts

Nanowerk - Fri, 02/08/2019 - 6:16pm
Researchers describe how pseudomorphic replacement, the same chemical process that turns a tree to stone, aided their synthesis of the first metal-organic framework (MOF) around light-powered aluminum nanocatalysts.

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Nanopore research hits a nerve

Nanowerk - Fri, 02/08/2019 - 6:05pm
New research shows that synthetic solid-state nanopores can have finely tuned transport behaviors much like the biological channels that allow a neuron to fire.

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Researchers discover new method to quantify graphene at the cellular level

Nanowerk - Fri, 02/08/2019 - 5:56pm
A recent study presents a new, combination-based way to quantify and analyze the effect of graphene at the single cell level.

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Scientists image conducting edges in a promising 2-D material

Nanowerk - Fri, 02/08/2019 - 5:47pm
Experimental study on monolayer tungsten ditelluride could lead to more energy-efficient electronic devices.

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Turning a porous material's color on and off with acid

Nanowerk - Fri, 02/08/2019 - 5:34am
Stable, color-changing compound shows potential for electronics, sensors and gas storage.

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Cryo-force spectroscopy reveals the mechanical properties of DNA components

Nanowerk - Fri, 02/08/2019 - 5:21am
Physicists have developed a new method to examine the elasticity and binding properties of DNA molecules on a surface at extremely low temperatures. With a combination of cryo-force spectroscopy and computer simulations, they were able to show that DNA molecules behave like a chain of small coil springs.

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Sound and light trapped by disorder

Nanowerk - Fri, 02/08/2019 - 5:13am
Scientists have proposed a new and counterintuitive approach using disordered structures to trap light (photons) and sound (phonons) at the same place.

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Gummy-like micro robots that could help prevent disease

Nanowerk - Fri, 02/08/2019 - 2:09am
Researchers have developed micromachines able to mechanically stimulate cells and microtissue. These tools, which are powered by cell-sized artificial muscles, can carry out complicated manipulation tasks under physiological conditions on a microscopic scale.

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Nanoclay platform for treating osteoarthritis

Nanowerk - Thu, 02/07/2019 - 4:37pm
Researchers have developed a new way to deliver treatment for cartilage regeneration using 2D mineral nanoparticles.

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Novel nanoparticle technology to identify healthcare-associated infections receives $1.5 million

Nanowerk - Thu, 02/07/2019 - 4:29pm
Combination of novel nanomaterials with a genomics-based approach will allow for precise identification of pathogens that cause Healthcare-Associated Infections.

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Unleashing perovskites' potential for solar cells

Nanowerk - Thu, 02/07/2019 - 4:23pm
New results show how varying the recipe could bring these materials closer to commercialization.

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First transport measurements reveal intriguing properties of germanene

Nanowerk - Thu, 02/07/2019 - 2:33pm
Scientists have now managed to produce devices with stable germanene. The material is an insulator, and it becomes a semiconductor after moderate heating and a very good metallic conductor after stronger heating.

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Scientists develop first fabric to automatically cool or insulate depending on conditions

Nanowerk - Thu, 02/07/2019 - 2:25pm
Researchers have created a fabric that can automatically regulate the amount of heat that passes through it depending on conditions.

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Research details sticky situations at the nanoscale

Nanowerk - Thu, 02/07/2019 - 2:14pm
Researchers have made a discovery about the way things stick together at tiny scales that could be helpful in engineering micro- and nanoscale devices.

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Scientists develop metal-free photocatalyst to purify pathogen-rich water in minutes

Nanowerk - Thu, 02/07/2019 - 12:14pm
Researchers have found a new way to purify pathogen-rich water with high efficiency and without using metal.

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