Gold 'nano-drills'
Spherical gold particles are able to 'drill' a nano-diameter tunnel in ceramic material when heated. This is an easy and attractive way to equip chips with nanopores for DNA analysis, for example.
Posted: Jan 22nd, 2015
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Nanotechnology News – Latest Headlines
Das perfekte Baumaterial für Nano-Roboter
In Stuttgart werden extrem belastbare Faden-Kristalle im Vakuum hergestellt.
Posted: Jan 22nd, 2015
Read moreA simple route to prepare stable liquid marbles
The aim of new research on the development of 'liquid marbles', also known as dry water, is to better understand the behaviour of this compound, in order to make advances in the use of cheaper materials, such as polystyrene.
Posted: Jan 22nd, 2015
Read moreGraphene-boron nitride heterostructures propagate light at the nanoscale
A new study exploits near-field microscopy to image propagating plasmons in high-quality graphene encapsulated between two films of hexagonal boron nitride. It finds unprecedentedly low plasmon damping combined with strong field confinement and confirms the high uniformity of this plasmonic medium.
Posted: Jan 22nd, 2015
Read moreStable long term operation of graphene devices achieved
Researchers have demonstrated a sophisticated encapsulation technique enabling highly reproducible operation of graphene devices in normal atmosphere for several months.
Posted: Jan 22nd, 2015
Read moreGraphene nanosensor determines caffeine and other components in tea
Researchers used a simple, cost-effective and eco-friendly method to produce a sensor based on graphene oxide nano-sheets with high sensitivity and simultaneously measure useful components of tea.
Posted: Jan 22nd, 2015
Read moreStretching and twisting RNA molecules
Single-molecule experiments reveal surprising differences amongst the 'molecular cousins' DNA and RNA when stretched and twisted.
Posted: Jan 21st, 2015
Read moreNSF grant to extend lifespan of Li-ion batteries, make them more environmentally friendly
A Virginia Commonwealth University professor has received a five-year, $505,000 award from the National Science Foundation to make lithium-ion batteries - which power electric vehicles and portable electronic devices - far more efficient, sustainable and environmentally friendly.
Posted: Jan 21st, 2015
Read moreGraphene brings quantum effects to electronic circuits
Research by scientists attached to the EC's Graphene Flagship has revealed a superfluid phase in ultra-low temperature 2D materials, creating the potential for electronic devices which dissipate very little energy.
Posted: Jan 21st, 2015
Read moreTransparent artificial nacre: A brick wall at the nanoscale
Scientists prepared a nacre-inspired nanocomposite that combines exceptional mechanical properties with glass-like transparency and a high gas- and fire-barrier.
Posted: Jan 21st, 2015
Read moreSmart keyboard cleans and powers itself - and can tell who you are
In a novel twist in cybersecurity, scientists have developed a self-cleaning, self-powered smart keyboard that can identify computer users by the way they type.
Posted: Jan 21st, 2015
Read moreBetter metal contact improves two-dimensional transistor performance
Researchers found that silver provides a much better electrical contact to MoS2 than the widely used titanium, with the silver-contact devices having 60 times higher current when the device is in the 'on' state. These results are another step towards the advanced manufacture of high-value products based on 2D materials.
Posted: Jan 21st, 2015
Read moreThe path to artificial photosynthesis
Researchers describe an efficient manganese catalyst capable of converting light to chemical energy.
Posted: Jan 21st, 2015
Read moreDecorative and flexible solar panels become part of interior design and the appearance of objects
A new mass production method based on printing technologies allows the manufacturing of decorative, organic solar panels. Design freedom improves the range of applications of the panels on the surfaces of interior and exterior building spaces.
Posted: Jan 21st, 2015
Read morePrintable luminous nanoparticles enable cost-effective, large and curved luminous surfaces
A new method enables electroluminescence on large, curved surfaces in a cost-effective way: in this case, the light-emitting layer and all other components are produced by means of wet-chemical, printable methods.
Posted: Jan 21st, 2015
Read moreA spoonful of sugar in silver nanoparticles to regulate their toxicity
The use of colloidal silver to treat illnesses has become more popular in recent years, but its ingestion, prohibited in countries like the U.S., can be harmful to health. Scientists have now confirmed that silver nanoparticles are significantly toxic when they penetrate cells, although the number of toxic radicals they generate can vary by coating them with carbohydrates.
Posted: Jan 21st, 2015
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