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Nanomaterials news
Nanosecond laser-induced amplification of a photochromic reaction in a diarylethene nanoparticle
A research team in Ehime University found a drastically amplified ring-opening reaction yield in aqueous nanoparticle colloids of a photochromic diarylethene when induced by an intense nanosecond laser pulse, and clarified ...
Nanomaterials
23 hours ago
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Biosynthesized silver nanoparticles are promising for pest management
In recent years, a green synthesis approach involving plants has gained great attention with the aim of generating environment-friendly nanoparticles encompassing a vast range of applications.
Nanomaterials
Sep 25, 2020
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Metal wires of carbon complete toolbox for carbon-based computers
Transistors based on carbon rather than silicon could potentially boost computers' speed and cut their power consumption more than a thousandfold—think of a mobile phone that holds its charge for months—but the set of ...
Nanophysics
Sep 24, 2020
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Photopyroelectric microfluidics developed by researchers
Precisely manipulating various liquids is essential in many fields and unlike solid objects, fluids are intrinsically divisible. Fluids are also sticky with appropriate functions for lossless manipulation to prevent loss ...
White graphene exhibits high defect tolerance and elasticity
Because of their unique physical, chemical, electrical and optical properties, two-dimensional (2-D) materials have attracted tremendous attention in the past decades. After revealing the realistic strength and stretchability ...
Nanomaterials
Sep 24, 2020
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397
Scientists take a 'spin' onto magnetoresistive RAM
Magnetoresistive random access memory (MRAM) is the top candidate for next-generation digital technology. However, manipulating MRAM efficiently and effectively is challenging. An interdisciplinary research team based at ...
Nanomaterials
Sep 24, 2020
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Nanostructures with a unique property
Nanoscale vortices known as skyrmions can be created in many magnetic materials. For the first time, researchers at PSI have managed to create and identify antiferromagnetic skyrmions with a unique property: critical elements ...
Nanophysics
Sep 23, 2020
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169
Scientists create world's smallest 'refrigerator'
How do you keep the world's tiniest soda cold? UCLA scientists may have the answer.
Nanomaterials
Sep 23, 2020
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New 3-D printing method could jump-start creation of tiny medical devices for the body
Researchers at the National Institute of Standards and Technology (NIST) have developed a new method of 3-D-printing gels and other soft materials. Published in a new paper, it has the potential to create complex structures ...
Nanomaterials
Sep 22, 2020
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416
A multisensory graphene-based skin can sense in extreme environments where other sensors cannot be used
Harsh environments that are inhospitable to existing technologies could now be monitored using sensors based on graphene. An intriguing form of carbon, graphene comprises layers of interconnected hexagonal rings of carbon ...
Nanomaterials
Sep 22, 2020
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Colloidal dispersions of nanosheets for catalysis
Researchers from the ICN2 Nanostructured Functional Materials Group, in collaboration with other institutions, have used a liquid phase exfoliation process to obtain nanosheets with enhanced electrocatalytical properties. ...
Nanomaterials
Sep 21, 2020
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New composite material revs up pursuit of advanced electric vehicles
Scientists at Oak Ridge National Laboratory used new techniques to create a composite that increases the electrical current capacity of copper wires, providing a new material that can be scaled for use in ultra-efficient, ...
Nanomaterials
Sep 21, 2020
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353
Highly efficient perovskite solar cells with enhanced stability and minimised lead leakage
While the power conversion efficiency of perovskite solar cells (PVSCs)—a future of solar cells—has already greatly improved in the past decade, the problems of instability and potential environmental impact are yet to ...
Nanomaterials
Sep 21, 2020
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Scientists propose multifunctional liquid metal nanocapsules
Liquid metals (LMs) are promising for applications in flexible electronics and biomimetic functional composites. Nanometerization and surface modification of LMs are usually used to improve their substrate affinity and processing ...
Nanomaterials
Sep 21, 2020
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High-sensitivity nanoscale chemical imaging with hard x-ray nano-XANES
X-rays with excellent penetration power and high chemical sensitivity are suited to understand heterogeneous materials. In a new report on Science Advances, A. Pattammattel, and a team of scientists at the National Synchrotron ...
Carbon nanotubes developed for super efficient desalination
Membrane separations have become critical to human existence, with no better example than water purification. As water scarcity becomes more common and communities start running out of cheap available water, they need to ...
Nanomaterials
Sep 21, 2020
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Pointed tips on aluminum 'octopods' increase catalytic reactivity
Points matter when designing nanoparticles that drive important chemical reactions using the power of light.
Nanophysics
Sep 19, 2020
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326
Sturdy fabric-based piezoelectric energy harvester takes us one step closer to wearable electronics
KAIST researchers presented a highly flexible but sturdy wearable piezoelectric harvester using the simple and easy fabrication process of hot pressing and tape casting. This energy harvester, which has record high interfacial ...
Nanomaterials
Sep 17, 2020
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Size determines how nanoparticles affect biological membranes
Imperial researchers have tested whether gold nanoparticles could be toxic to cells, finding how they affect lipid membranes depends on their size.
Bio & Medicine
Sep 17, 2020
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E-beam atomic-scale 3-D 'sculpting' could enable new quantum nanodevices
By varying the energy and dose of tightly focused electron beams, researchers have demonstrated the ability to both etch away and deposit high-resolution nanoscale patterns on two-dimensional layers of graphene oxide. The ...
Nanophysics
Sep 17, 2020
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The realization of active microscale Marangoni surfers
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Diagnostic tool for coronavirus makes significant step forward
New method allows precise gene control by light
A clearer view of what makes glass rigid
Secure nano-carrier delivers medications directly to cells
Researchers develop anti-bacterial graphene face masks
Peel-apart surfaces drive transistors to the ledge
Primate brain size does not predict their intelligence
The surprising organisation of avian brains
