Popular Nanoscale News and Current Events

Popular Nanoscale News and Current Events, Nanoscale News Articles.
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New technique to aid IVF embryo selection
Australian researchers have successfully developed an advanced new imaging technique, which can help assess the quality of early-stage embryos. (2017-08-28)

Physicists build muscle for shape-changing, cell-sized robots
A Cornell University team has made a robot exoskeleton that can rapidly change its shape upon sensing chemical or thermal changes in its environment. And, they claim, these microscale machines -- equipped with electronic, photonic and chemical payloads -- could become a powerful platform for robotics at the size scale of biological microorganisms. (2018-01-03)

New device could help answer fundamental questions about quantum physics
Researchers have developed a new device that can measure and control a nanoparticle trapped in a laser beam with unprecedented sensitivity. (2018-12-13)

Researchers are first to see DNA 'blink'
Northwestern University biomedical engineers have developed imaging technology that is the first to see DNA 'blink,' or fluoresce. The tool enables researchers to study individual biomolecules (DNA, chromatin, proteins) as well as important global patterns of gene expression, which could yield insights into cancer. Vadim Backman will discuss the technology and its applications -- including the new concept of macrogenomics, a technology aiming to regulate the global patterns of gene expression without gene editing -- at the 2017 AAAS annual meeting. (2017-02-17)

Light touch keeps a grip on delicate nanoparticles
Using a refined technique for trapping and manipulating nanoparticles, NIST researchers have extended the trapped particles' useful life more than tenfold. This new approach, which one researcher likens to (2012-05-03)

IBM-EPFL-NJIT team demonstrates novel synaptic architecture for brain inspired computing
Two New Jersey Institute of Technology (NJIT) researchers, working with collaborators from the IBM Research Zurich Laboratory and the École Polytechnique Fédérale de Lausanne, have demonstrated a novel synaptic architecture that could lead to a new class of information processing systems inspired by the brain. (2018-07-10)

Topological insulators are among this year's top achievements in photonics
Optics & Photonics News recognised a recent study on three-dimensional topological insulators as one of the most promising advances in photonics this year. These structures are capable of controlling light without any losses caused by absorption and material defects, which shows a great potential for applications in optical computers, communication networks, antennas and lasers. (2017-12-01)

'Hot' electrons don't mind the gap
Rice University scientists discover that 'hot' electrons can create a photovoltage about a thousand times larger than ordinary temperature differences in nanoscale gaps in gold wires. This finding opens a path for plasmonic tunneling-based photodetectors for sensors, solar cells and electronics. (2017-05-08)

Selenium anchors could improve durability of platinum fuel cell catalysts
Researchers at the Georgia Institute of Technology have developed a new platinum-based catalytic system that is far more durable than traditional commercial systems and has a potentially longer lifespan. The new system could, over the long term, reduce the cost of producing fuel cells. (2019-09-05)

3-D nanoscale imaging made possible
In a research article '3D Nano-scale Imaging by Plasmonic Brownian Microscopy' published today in Nanophotonics, the team around Prof. Xiang Zhang from the University of California in Berkeley demonstrate a method for meeting this challenge with stunning properties. (2017-12-15)

Tiny probe could produce big improvements in batteries and fuel cells
The key to needed improvements in the quest for better batteries and fuels cells likely lies in the nanoscale, a realm so tiny that the movement of a few atoms or molecules can shift the landscape. A team of American and Chinese researchers has built a new window into this world to help scientists better understand how batteries really work. They describe their nanoscale probe in the Journal of Applied Physics. (2016-05-31)

Aqueous storage device needs only 20 seconds to go
A KAIST research team developed a new hybrid energy storage device that can be charged in less than half a minute. It employs aqueous electrolytes instead of flammable organic solvents, so it is both environmentally friendly and safe. It also facilitates a boosting charge with high energy density, which makes it suitable for portable electronic devices. (2018-02-28)

Researchers at University of Pennsylvania develop method for mass production of nanogap electrodes
Researchers at the University of Pennsylvania have developed a reliable, reproducible method for parallel fabrication of multiple nanogap electrodes, a development crucial to the creation of mass-produced nanoscale electronics. (2007-08-16)

New med-tech zinc sensor developed
A new zinc sensor has been developed by researchers, which will allow for a deeper understanding of the dynamic roles that metal ions play in regulating health and disease in the living body. The research, published in the journal ACS Omega reports that the newly designed chemical sensor can detect and measure zinc levels in cells. It also has the functionality and portability to take continuous or repeated measurements within a single biological sample. (2017-09-29)

Silicon nanoblock arrays create vivid colors with subwavelength resolution
Osaka University researchers demonstrated a range of highly tunable vivid color pixels controlled by the geometry of a monocrystalline silicon metamaterial surface. The pixels created showed dual-color response dependent on the polarization of the light source, as well as subwavelength resolution. These materials have potential applications in high-resolution printing, particularly for anti-counterfeiting technology. They could also be used for optical data storage and three-dimensional displays. (2018-01-25)

Scientists capture colliding organic nanoparticles on video for first time
A Northwestern University research team is the first to capture on video organic nanoparticles colliding and fusing together. This unprecedented view of 'chemistry in motion' will aid Northwestern nanoscientists developing new drug delivery methods as well as demonstrate to researchers around the globe how an emerging imaging technique opens a new window on a very tiny world. (2017-11-17)

Researchers develop spectroscopic thermometer for nanomaterials
A scientific team led by the Department of Energy's Oak Ridge National Laboratory has found a new way to take the local temperature of a material from an area about a billionth of a meter wide, or approximately 100,000 times thinner than a human hair. This discovery, published in Physical Review Letters, promises to improve the understanding of useful yet unusual physical and chemical behaviors that arise in materials and structures at the nanoscale. (2018-03-13)

Team highlights work on tuning block polymers for nanostructured systems
High-performance materials are enabling major advances in a wide range of applications from energy generation and digital information storage to disease screening and medical devices. Block polymers, which are two or more polymer chains with different properties linked together, show great promise for many of these applications, and a research group at the University of Delaware has made significant strides in their development over the past several years. (2017-03-29)

A marriage of light-manipulation technologies
Researchers from Argonne and Harvard University built a metasurface-based lens atop a Micro-Electro-Mechanical System (MEMS) platform. The result is a new, infrared light-focusing system that combines the best features of both technologies while reducing the size of the optical system. (2018-02-27)

DNA design that anyone can do
Researchers at MIT and Arizona State University have designed a computer program that allows users to translate any free-form drawing into a two-dimensional, nanoscale structure made of DNA. (2019-01-03)

Graphene biosensor could provide early lung cancer diagnosis, research shows
The wonder-material graphene could hold the key to unlocking the next generation of advanced, early stage lung cancer diagnosis. (2019-02-04)

Discovery will impact design of drug delivery systems at the molecular level
Researchers at Houston Methodist and Rice University have made a discovery that will impact the design of not only drug delivery systems, but also the development of newer applications in water filtration and energy production. They made this discovery while investigating how the drug molecules in solution travel through a nanochannel drug-delivery system. The findings are described in Nature Communications. (2018-05-17)

Researchers invent light-emitting nanoantennas
Scientists from ITMO University developed new effective nanoscale light sources based on halide perovskite. Such nanosources are based on subwavelength nanoparticles serving both as emitters and nanoantennas and allow enhancing light emission inherently without additional devices. Moreover, perovskite enables tuning of emission spectra throughout the visible range by varying the composition of the material. This makes the new nanoparticles a promising platform for creating compact optoelectronic devices such as optical chips, light-emitting diodes, or sensors. The results were published in Nano Letters. (2018-02-20)

Straightforward biosynthesis of functional bulk nanocomposites
A general and scalable biosynthesis strategy has been developed which involves simultaneous growth of cellulose nanofibrils through microbial fermentation and co-deposition of various kinds of nanoscale building blocks through aerosol feeding on solid culture substrates. The produced functional bulk nanocomposites show enhanced performances. By upgrading the state-of-the-art production line that produces pure BC pellicles, industrial-scale production of these bulk nanocomposite materials for practical applications can be expected in the near future. (2019-02-01)

Dialing up the heat on nanoparticles
Rapid progress in the field of metallic nanotechnology is sparking a science revolution that is likely to impact all areas of society, according to professor of physics Ventsislav Valev and his team at the University of Bath in the UK. (2020-01-20)

Scientists demonstrate method for integrating nanowire devices directly onto silicon
Applied scientists at Harvard University in collaboration with researchers from the German universities of Jena, Gottingen, and Bremen, have developed a new technique for fabricating nanowire photonic and electronic integrated circuits that may one day be suitable for high-volume commercial production. (2008-05-08)

Nanoscale islands dot light-driven catalyst
Rice University scientists have combined aluminum nanoparticles and smaller metal particles to create a versatile nanostructure that could lead to new applications for plasmonics. The Rice technique allows for customizable surface chemistry and reactivity in one material. (2017-10-04)

Controlling nanoscale DNA robots from the macroscale
By powering a DNA nanorobotic arm with electric fields, scientists have achieved precise nano-scale movement that is at least five orders of magnitude faster than previously reported for DNA-driven robotic systems. (2018-01-18)

Magnetic teeth hold promise for materials and energy
For the first time, a team led by Okayama University and the University of California, Riverside has discovered a piece of the genetic puzzle that allows the chiton to produce magnetite nanomaterials. (2019-02-01)

Molecular scaffolding aids construction at the nanoscale
Researchers at OIST have made a nanoscale construction kit comprised of molecular 'bricks' and 'scaffolding,' inspired by the way the extracellular matrix is built around living cells. (2018-04-18)

Nanomaterials: What are the environmental and health risks?
After 3 years of research in laboratories and in contact with industrial partners, the scientists have processed, tested and made available an online platform that supports industries and control and regulating institutions in evaluating potential risks that may arise for the production teams, for the consumers and for the environment (2018-02-26)

Sensing interactions between molecules
An experimental approach to visualize structures of organic molecules with exceptional resolution is reported by physicists and chemists from the University of Münster, Germany. The study is published in the scientific journal (2018-04-11)

A micro-thermometer to record tiny temperature changes
Scientists at Tokyo Institute of Technology (Tokyo Tech) and their collaborators have developed a micrometer-wide thermometer that is sensitive to heat generated by optical and electron beams, and can measure small and rapid temperature changes in real time. This new device can be used to explore heat transport on the micro- and nano-scales, and in optical microscopy and synchrotron radiation experiments. (2018-05-14)

UNIST introduces novel method to grow elastic diamonds
An international team of researchers, affiliated with South Korea's Ulsan National Institute of Science and Technology (UNIST) has unveiled that brittle diamonds can be bent and stretched elastically when made into ultrafine needles. (2018-05-27)

Heat and light get larger at the nanoscale
In a new study recently published in Nature Nanotechnology, researchers from Columbia Engineering, Cornell, and Stanford have demonstrated heat transfer can be made 100 times stronger than has been predicted, simply by bringing two objects extremely close -- at nanoscale distances -- without touching. The team used custom-made ultra-high precision micro-mechanical displacement controllers to achieve heat transfer using light at the largest magnitude reported to date between two parallel objects. (2016-03-31)

Psst! A whispering gallery for light boosts solar cells
Trapping light with an optical version of a whispering gallery, researchers at the National Institute of Standards and Technology (NIST) have developed a nanoscale coating for solar cells that enables them to absorb about 20 percent more sunlight than uncoated devices. (2018-04-13)

Scientists channel graphene to understand filtration and ion transport into cells
Researchers at the National Institute of Standards and Technology and their colleagues have demonstrated that nanometer-scale pores etched into layers of graphene can provide a simple model for the complex operation of ion channels. (2017-12-08)

New mechanisms discovered to separate air
Unlike the windows of your house, nanoscale holes in graphene (named as 'nanowindows') can selectively choose which type of air molecules can pass through. Scientists from Shinshu University and PSL University, France, theoretically proved concerted motion of the nanowindow-rim to selectively allow molecules to pass, in an energy-efficiently and fast way. This brings up new possibilities to create an advanced molecular separation membrane technology. (2018-06-04)

New imaging technique peers inside living cells
Called Ultrasound Bioprobe, the non-invasive approach developed at Northwestern University allows researchers to view sub-cellular structures and their mechanical behavior at nanoscale resolution. (2017-11-16)

Atomic force imaging used to study nematodes
In a new study, researchers report for the first time the effective imaging of the nanoscale structure of C. elegans nematodes' cuticle using atomic force microscopy operating in PeakForce Tapping mode. (2017-02-17)

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