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Preview: Nanowerk Nanotechnology News

Nanowerk Nanotechnology News



Nanotechnology news headlines from Nanowerk



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Reinventing the inductor

Wed, 21 Feb 2018 16:54:00 -0500

Using a new materials-based approach yields a smaller, higher-performing alternative to the classic design.

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Researchers bring high res magnetic resonance imaging to nanometer scale

Wed, 21 Feb 2018 16:48:31 -0500

A new technique that brings magnetic resonance imaging to the nanometer scale with unprecedented resolution will open the door for major advances in understanding new materials, virus particles and proteins that cause diseases like Parkinson's and Alzheimer's.

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Scientists discover new nanoparticle, dubbed exomeres

Wed, 21 Feb 2018 16:40:14 -0500

A new cellular messenger discovered by scientists may help reveal how cancer cells co-opt the body's intercellular delivery service to spread to new locations in the body.

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'Memtransistor' brings world closer to brain-like computing

Wed, 21 Feb 2018 16:34:59 -0500

Combined memristor and transistor can process information and store memory with one device.

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Using nanodiamonds to put squeeze on materials

Wed, 21 Feb 2018 16:05:48 -0500

Molecular technique holds potential to make chemistry greener and more precise.

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Tuning quantum light sources

Wed, 21 Feb 2018 08:13:23 -0500

First known material capable of emitting single photons at room temperature and telecom wavelengths.

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Robotic crystals that walk n'roll

Wed, 21 Feb 2018 07:46:49 -0500

Scientists may have come a step closer to innovating soft robots to care for people. Its material, however, is something you may have never expected.

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A nanowire array to screen drugs for neurodegenerative diseases

Wed, 21 Feb 2018 07:36:56 -0500

Engineers develop wires that penetrate neurons and measure their activity.

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Spatial structure of bound hole states in black phosphorous

Wed, 21 Feb 2018 05:06:46 -0500

Chemists have discovered that the bound states of 'holes' in black phosphorus changes from an extended ellipse into a dumbbell shape when it is electrically excited, providing new insights for its use in next generation electronic devices.

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Rapid detection of pesticide residue with nanoparticles

Wed, 21 Feb 2018 05:02:12 -0500

Food scientists have developed polystyrene coated magnetic nanoparticles which allow rapid screening of trace amounts of pesticide residue in vegetable crops.

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Tiny, light-powered wires to modulate brain's electrical signals

Wed, 21 Feb 2018 04:33:13 -0500

A new study offers a new avenue to shed light on - and perhaps someday treat - brain disorders.

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Single atoms in nano-cages

Wed, 21 Feb 2018 04:14:34 -0500

Tiny cages can trap and release inert argon gas atoms, allowing their further study and providing a new way to capture rare gases.

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MEMS chips get metatlenses

Wed, 21 Feb 2018 04:09:45 -0500

Combining metasurface lenses with MEMS technology could add high-speed scanning and enhance focusing capability of optical systems.

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Splitting crystals for 2D metallic conductivity

Wed, 21 Feb 2018 04:00:21 -0500

Adding oxygen atoms to a perovskite-like crystal material splits it into layers, giving it unique electrical properties.

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Building a nanoscale filter using DNA

Tue, 20 Feb 2018 05:59:24 -0500

Inspired by biological filters, scientists have designed and built a nanometre-sized pore that helps us to better understand the complex way by which cells transport genetic material and viruses.

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The ongoing development of DNA nanotechnology

Tue, 20 Feb 2018 04:20:22 -0500

DNA, the fundamental building block of our genetic makeup, has become an intense nanotechnology research field. Nanotechnology researchers use it to create artificial rationally designed nanostructures for diverse applications in biology, chemistry, and physics. In a progress report, scientists focus on the different design paradigms (DNA origami and the related techniques are particularly emphasized), selected high-quality shapes, and the software that enable user-friendly design and fabrication of DNA nanoobjects.




A quadrillionth of a second in slow motion

Tue, 20 Feb 2018 02:35:43 -0500

Observing and controlling ultrafast processes with attosecond resolution.

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Computers aid discovery of new, inexpensive material to make LEDs with high color quality

Mon, 19 Feb 2018 12:19:00 -0500

Scientists have used data mining and computational tools to discover a new phosphor material for white LEDs that is inexpensive and easy to make.

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C'mon electrons, let's do the twist!

Mon, 19 Feb 2018 12:08:57 -0500

Identifying right-handed and left-handed molecules is a crucial step for many applications in chemistry and pharmaceutics. An international research team has now presented a new original and very sensitive method.

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Seeing the future of new energy materials

Mon, 19 Feb 2018 11:57:54 -0500

Using advanced NMR spectroscopy methods to guide materials design.

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Flexible warped nanographene developed for bioimaging

Mon, 19 Feb 2018 07:54:28 -0500

A new water-soluble nanocarbon triggers cell death when exposed to light.

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Ultrathin, highly elastic skin display shows electrocardiogram readings

Mon, 19 Feb 2018 04:26:00 -0500

Device displays electrocardiogram recorded by skin sensor, holds promise for home healthcare applications.

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Many colors from a single dot

Mon, 19 Feb 2018 02:39:54 -0500

Physicists show how even a separate single nanoparticle can be used to emit different colors of light.

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Creating highly tunable adhesives with Kirigami-inspired structures

Mon, 19 Feb 2018 02:16:42 -0500

Tuning adhesion without relying on chemical treatment or micro or nanostructured surfaces is now closer with a novel, kirigami-inspired approach. New research shows that by carefully designing arrays of cuts in an adhesive film, the stickiness can not only be tuned by a factor of 100 across a single sheet, but also be decreased for an easy-release purpose. These kirigami-inspired structures at interfaces provide a mechanism to spatially control and enhance adhesion strength while providing directional characteristics for high-capacity, easy-release interfaces.




Contacting the molecular world through graphene nanoribbons

Fri, 16 Feb 2018 15:30:45 -0500

Scientists create the tiniest magnetic device contacted, made of a single molecule.

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Polar bear hair inspires nanotechnology enhanced thermal textile

Fri, 16 Feb 2018 10:38:05 -0500

Inspired by the microstructure and thermal insulation function of the polar bear hair, scientists have used a freeze-spinning technique to continuously fabricate silk fibroin solution into a fiber with aligned porous microstructure.

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Precision experiments reveal gaps in van der Waals theory

Fri, 16 Feb 2018 06:01:42 -0500

An international research team has performed synchrotron X-ray diffraction experiments on titanium disulfide - a transition metal dichalogenide (TMD) material with a layered 2D structure - and compared the results with theoretical calculations.

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To untangle the effects of nanoparticles on microbes, look at the genes

Fri, 16 Feb 2018 05:46:37 -0500

Nanoparticles are one of a long list of substances that can perturb microbes, but teasing out their effects is a Sisyphean task.

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Biocompatible anti-burn nanotechnology fibers that act as 'living bandages'

Fri, 16 Feb 2018 04:30:20 -0500

Researchers present a new therapeutic material based on nanofibers made of polycaprolactone modified with a thin-film antibacterial composition and plasma components of human blood. Biodegradable bandages made from these fibers will accelerate the growth of tissue cells twice as quickly.

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Deep-brain exploration with nanotechnology material

Fri, 16 Feb 2018 04:10:32 -0500

A less invasive way to stimulate the mouse brain with light.

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PI Expands Its Family of Digital Piezo Nanopositioning Controllers

Thu, 15 Feb 2018 13:32:17 -0500

Integrating different drive technologies from traditional servo and stepper motors to highly specialized piezo-ceramic scanners is easy.

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System draws power from daily temperature swings

Thu, 15 Feb 2018 12:14:12 -0500

A new device can draw power out of the daily cycle of temperature swings to power remote sensors or communications systems.

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Creating low-cost, pain-free injections

Thu, 15 Feb 2018 08:59:11 -0500

Researchers devise a new, inexpensive way to fabricate microneedles.

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Gel uses nanoparticles for on-demand control of droplet shapes

Thu, 15 Feb 2018 08:51:30 -0500

Scientists discovered a simple way to form stabilized droplets in a variety of structures. Tightly packed nanoparticle-polymer assemblies at droplet surfaces were squeezed into desired shapes assemblies with an electric field.

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New printing technique uses cells and molecules to recreate biological structures

Thu, 15 Feb 2018 07:13:09 -0500

Researchers have developed a printing technique using cells and molecules normally found in natural tissues to create constructs that resemble biological structures.

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Self-healing damage at the atomic level

Thu, 15 Feb 2018 06:11:21 -0500

Scientists discovered a self-healing cycle for defects in ceramics predicted by advanced atomic-level simulations.

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Cheap chemical probe makes it possible to optimize recycling and biofuel production

Thu, 15 Feb 2018 05:57:08 -0500

Processing of plant-based material for recycling and biofuel production is a black box. Not knowing the input makes it almost impossible to predict the output.

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Fabricating 2D nanosheets from non-layered materials

Thu, 15 Feb 2018 03:20:14 -0500

Scientists report a systematic study involving theoretical and experimental approaches to evaluate the Li-ion storage capability in 2D atomic sheets of nonlayered MoO2. They describe a new process - polymer-assisted reduction - to make atomically flat 2D sheets of MoO2. Since MoO2 is not a 2D material, this process opens a new pathway to make 2D nanostructures from non-layered materials. By successfully making 2D atomic sheets of MoO2, the researchers fabricated a battery electrode in which the Li ion diffusion and electron transport are exceptionally fast.




How bacteria produce manganese oxide nanoparticles

Thu, 15 Feb 2018 03:09:45 -0500

Multiple techniques to characterize an enzyme complex shed light on how bacteria create particles and contribute to global cycles.

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Nanotechnology researchers discover novel exciton interactions in carbon nanotubes

Thu, 15 Feb 2018 03:05:11 -0500

Nanotechnology researchers studying small bundles of carbon nanotubes have discovered an optical signature showing excitons bound to a single nanotube are accompanied by excitons tunneling across closely interacting nanotubes.

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