2-D sandwich sees molecules with clarity
A sandwich of molybdenum, sulfur and selenium turns out to be deliciously useful for detecting biomolecules.
Nanomaterials
19 hours ago
0
105
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Nanotechnology news
Making quantum 'waves' in ultrathin materials
Wavelike, collective oscillations of electrons known as "plasmons" are very important for determining the optical and electronic properties of metals.
Nanomaterials
20 hours ago
0
446
Graphene: Making a wonder material more wonderful
Graphene is a form of the chemical element carbon. Well-known forms of carbon include the world's hardest material, diamond, and the soft black material known as the "lead" in a pencil, which is graphite. Graphite can be ...
Nanomaterials
May 14, 2020
0
40
Nanomaterial significantly enhances potential COVID-19 therapy
Niclosamide, a drug used to treat tapeworms, has been found to have strong antiviral effect against SARS-CoV-2, the virus causing the COVID-19 pandemic. But the drug itself has limited potential because its structure makes ...
Bio & Medicine
May 14, 2020
0
24
A new, highly sensitive chemical sensor uses protein nanowires
Writing in the journal NanoResearch, a team at the University of Massachusetts Amherst reports this week that they have developed bioelectronic ammonia gas sensors that are among the most sensitive ever made.
Nanomaterials
May 13, 2020
0
1005
Researchers invent technology to remedy 3-D printing's 'weak spot'
Allowing users to create objects from simple toys to custom prosthetic parts, plastics are a popular 3-D printing material. But these printed parts are mechanically weak—a flaw caused by the imperfect bonding between the ...
Nanomaterials
May 13, 2020
0
128
NMR confirms molecular switches retain function in 2-D-array
Researchers led by Jiří Kaleta of IOCB Prague have synthesized regular 2-D assemblies of isotopically labelled molecular switches and measured the properties of their isomerization, revealing that formation of such an assembly ...
Nanophysics
May 13, 2020
0
3
Transistor sets a new standard for energy efficiency
Smartphones, laptops and smartwatches consume vast quantities of energy, yet only around half of this energy is actually used to power important functions. And with billions of these devices in use worldwide, a significant ...
Nanophysics
May 12, 2020
0
322
Silver nanocubes make point-of-care diagnostics easier to read
Engineers at Duke University have shown that nanosized silver cubes can make diagnostic tests that rely on fluorescence easier to read by making them more than 150 times brighter. Combined with an emerging point-of-care diagnostic ...
Bio & Medicine
May 12, 2020
0
151
Nanofiber membranes transformed into 3-D scaffolds
In the movie "Transformers," cars morph into robots, jets or a variety of machinery. A similar concept inspired a group of researchers to combine gas foaming, which is a blend of chemicals that induces gas bubbling, and 3-D ...
Nanophysics
May 12, 2020
0
66
New anti-COVID-19 nanocoating surface developed
Ben-Gurion University of the Negev (BGU) researchers are developing safe anti-viral nanoparticle coatings that demonstrate significant potential in preventing active surface infection with SARS-CoV-2.
Bio & Medicine
May 12, 2020
0
57
A new imaging approach to see multiple proteins simultaneously
Researchers from Daegu Gyeongbuk Institute of Science and Technology (DGIST) have developed an innovative method to visualize up to tens of different proteins simultaneously in the same cell. This technology could help scientists ...
Bio & Medicine
May 12, 2020
0
23
Generating color 3-D images with designed reflective metasurfaces under incoherent illumination
As part of an international collaboration with Southern University of Science and Technology in Shenzhen (China), London Centre for Nanotechnology researchers at King's College London have developed a novel way of generating ...
Nanophysics
May 12, 2020
0
5
Antiferromagnetic fluoride nanocrystals
When magnetic materials are nanometric at least in one dimension, the surface effect often dominates the static and transport behaviors due to the limited long-range order and broken translation symmetry. The perturbations ...
Nanophysics
May 12, 2020
0
4
Transporting energy through a single molecular nanowire
Photosynthetic systems in nature transport energy very efficiently toward a reaction center, where it is converted into a useful form for the plant. Scientists have been using this as inspiration to learn how to transport ...
Nanophysics
May 11, 2020
0
56
Material manufacturing from particles takes a giant step forward
Tiny fibrils extracted from plants have been getting a lot of attention for their strength. These nanomaterials have shown great promise in outperforming plastics, and even replacing them. A team led by Aalto University has ...
Bio & Medicine
May 11, 2020
0
77
Unraveling the magnetism of a graphene triangular flake
Graphene is a diamagnetic material, this is, unable of becoming magnetic. However, a triangular piece of graphene is predicted to be magnetic. This apparent contradiction is a consequence of "magic" shapes in the structure ...
Nanophysics
May 11, 2020
0
29
Raise your glass: New nanotech clears haze from white wine
Sauvignon blanc, semillon, or chardonnay—when you reach for your favorite white, it's the clean, clear sparkle that first catches your eye. Or does it? When white wines look cloudy it's a sign of protein instability, and ...
Bio & Medicine
May 11, 2020
0
16
Nanoparticles with quantum dots for restoring monuments
The fluorescence emitted by zinc oxide quantum dots can be used to determine the penetration depth of certain substances used in the restoration of historical buildings. Researchers from Pablo de Olavide University (Spain) ...
Nanomaterials
May 11, 2020
0
5
Researchers map tiny twists in magic-angle graphene
Made of a single layer of carbon atoms linked in a hexagonal honeycomb pattern, graphene's structure is simple and seemingly delicate. Since its discovery in 2004, scientists have found that graphene is in fact exceptionally ...
Nanophysics
May 08, 2020
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Tracking an organism's development, cell by cell
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