#Scientists unveil new technology to better understand small clusters of atoms Physicists at the University of York,
#Graphene rubber bands could stretch limits of current healthcare New research published today in the journal ACS Nano identifies a new type of sensor that can monitor body movements
He suggests that reaching 5 percent power conversion efficiency would justify the investment for making small flexible solar panels to power devices such as smart phones.
and all 307 million United states users switched from batteries to flexible solar it could save more than 1500 megawatts per year.
So if a fraction of the 6. 6 billion mobile phone users globally changed to solar it would reduce our carbon footprint a lot.
Nano Letters pubs. acs. org/doi/pdf/10.1021/nl502209 9
#Magnetic nanoparticles break the capacity barrier for antibody purification Monoclonal antibodies represent the largest and fastest-growing segment of international biopharma.
and high catalytic activity that make them excellent candidates for industrial catalysts. Now, researchers in Singapore have developed a simple chemical process to grow uniform pentagonal nanorods composed of gold and copper.
The nanorods were examined as catalysts for this reaction using the model substrates p-toluene sulphonamide and benzyl alcohol."
and better recyclability compared to commercially available catalysts, "Ying says. Beyond catalysis, Ying predicts these new materials could be useful in electronics, chemical sensing and even biomedicine.
which helps to understand how their reaction sites can be uncovered when they are at work. Most excitingly the team says these flexing
#Mobile phones come alive with the sound of music thanks to nanogenerators Charging mobile phones with sound, like chants from at football ground, could become a reality, according to a new collaboration between scientists from Queen Mary University of London and Nokia.
Last year, Dr Joe Briscoe and Dr Steve Dunn from QMUL's School of engineering and Materials science found that playing pop
Nokia worked with the QMUL team to create an energy harvesting prototype (a nanogenerator) that could be used to charge a mobile phone using everyday background noise such as traffic,
The ultimate device was the same size as a Nokia Lumina 925 and generates five volts,
which is enough to charge a phone. Could plugging your phone into the mains socket be a thing of past?
Dr Joe Briscoe commented:""Being able to keep mobile devices working for longer, or do away with batteries completely by tapping into the stray energy that is all around us is an exciting concept.
This collaboration was an excellent opportunity to develop alternative device designs using cheap and scalable methods.
which offer the possibility of mass production by using the conventional printing technology and working with low-cost materials.
It was made by inkjet printing of an organic field-effect transistor (OFET) and subsequent functionalization of the insulator with specific antibodies.
The Biofet designed at ICN2 represents an important starting point for the design and fabrication of flexible organic biosensing devices by inkjet printing.
Formation of organic thin-film transistors through room-temperature printing More information: Mariana Medina-Sánchez Carme Martínez-Domingo Eloi Ramon Arben Merkoçi.
"It creates exciting opportunities for mobile power supplies for many applications from cell phones to electric vehicles. v
and integrate it with cells and cellular networks at the whole-tissue level. This could get around a lot of serious health problems in neurodegenerative diseases in the future."
His team has made ultrathin nanowires that can monitor and influence what goes on inside cells.
ultraflexible electronics into the brain and allow them to become fully integrated with the existing biological web of neurons.
Each different part of the graphene oxide has a unique electronic signature. Using the synchrotron Hunt could measure where electrons were on the graphene
#Used-cigarette butts offer energy storage solution A group of scientists from South korea have converted used-cigarette butts into a high-performing material that could be integrated into computers handheld devices electrical vehicles and wind turbines to store energy.
The film can be applied onto degradable nanoparticles for injection into local sites or used to coat permanent devices such as orthopedic implants.
Florian Libisch and Professor Joachim Burgdörfer (TU Vienna) provided computer simulations to calculate how the energy of the electrons changes in both materials
The only difference is the ones we used are much more precise due to a sophisticated system of hardware and software.
a DOE Office of Science User Facility that provides beams of high-intensity x-rays for studies in many areas of science.
"The paper notes that this in operando approach could be applied in other fields, such as studies of fuel cells and catalysts,
and has become essential to the integrated circuits and transistors that run most of our computers.
Housed within the Center for Nanoscale Materials a DOE Office of Science User Facility the spectroscope allows researchers to use light to shift the position of one atom in a crystal lattice
For example it might eventually be embed possible to these printed flexible optoelectronic devices into clothes packaging wall papers posters touch screens or even buildings.
Everybody with a printer at home will be able to print their own artificial eye and physically stick it to a flexible mobile phone Felice said.
The goal of the 18 month project is to design develop and characterize inkjet printed 2d crystal-based flexible photodetectors and study their integration with commercial electronics.
and telecommunications medical devices and security he says. If these could be made flexible they could be integrated in clothes rolled up
This represents a strong limitation for flexible electronics in a wide range of applications from active matrix displays to ultrafast light detectors and gas sensors.
and can be printed by a standard inkjet printer. The graphene-based ink enables cost-effective printed electronics on plastic.
and does not require much processing after printing. We used a simple sonication and centrifugation process to unveil graphene potential in inks
which can be hidden in cell phones and mobile devices.""PETN has more nitro functional groups and is more electron deficient than the DNT we detected in our experiments,
#Supercomputers reveal strange stress-induced transformations in world's thinnest materials (Phys. org) Interested in an ultra-fast unbreakable and flexible smart phone that recharges in a matter of seconds?
A Columbia University team used supercomputers at the U s. Department of energy's Brookhaven National Laboratory to simulate
Testing all the different atomic configurations for each material under strain boils down to a tremendous amount of computation Isaacs said.
#An anti-glare anti-reflective display for mobile devices? If you've ever tried to watch a video on a tablet on a sunny day,
you know you have to tilt it at just the right angle to get rid of glare or invest in a special filter.
which continue to plague even the best mobile displays today. Valerio Pruneri and colleagues note that much effort has been poured into anti-reflective and anti-glare technology.
But for the most part, that hasn't included an integrated anti-glare, anti-reflective display. Users still typically have to dish out extra cash for a filter
or filmome of questionable effectivenesso lay on top of their glass screens so they can use the devices in bright light.
One of the most promising developments involves layering anti-reflective nanostructures on top of an anti-glare surface.
But the existing technique doesn't work well with glass, the material of choice for many electronic displays
further research is needed to ensure that the surface can withstand heavy touchscreen use, they say.
used cancer cells and mouse models to compare the effects of the self-assembling nanoparticle in MRI scanning against commonly used imaging agents
"In previous LANP research, other geometric disc structures were used to create powerful optical processors. Zhang said the quadrumer amplifiers are a key to SECARS,
"Halas, the Stanley C. Moore Professor in Electrical and Computer engineering and a professor of biomedical engineering, chemistry, physics and astronomy at Rice, said the potential applications for SECARS include chemical and biological sensing as well as metamaterials research.
and computer engineering (ECE) at Illinois and was first author of the paper published in Nature Communications."
cleaner and less power-hungry technologies since the days the personal computer fit atop a desk,
since way to smaller and smaller laptops, smartphones and devices that most of us carry around in our pockets.
"An entirely new method of computing will be necessary.""Wolkow and his team in the U of A's physics department and the National Institute for Nanotechnology are working to engineer atomically precise technologies that have practical, real-world applications.
and share electrons level of control that makes them ideally suited for computer-like circuitry."
She adds that these biosensors will need to be integrated with optical components, with electronics for reading out the measurements, software to process all data,
#Chirality-controlled growth of single-walled carbon nanotubes Recently, Professor Li Yan's research team developed a novel strategy to produce single-walled carbon nanotubes with specific chirality by applying a new family of catalysts,
The catalysts, tungsten-based bimetallic alloy nanoparticles of non-cubic symmetry, have high melting points and consequently are able to maintain their crystal structure during the chemical vapor deposition (CVD) process,
The (12,6) SWNTS are synthesized directly at an abundance of>92%by using W6co7 catalysts. Experimental evidence and theoretical simulation reveal that the good structural match between the carbon atom arrangement around the nanotube circumference
"Employing tungsten-based alloy nanocrystals with unique structure as catalysts paves a way for the ultimate chirality control in SWNT growth.
#Metal particles in solids aren't as fixed as they seem memristor study shows In work that unmasks some of the magic behind memristors and"resistive random access memory,
"or RRAMUTTING-edge computer components that combine logic and memory functionsesearchers have shown that the metal particles in memristors don't stay put as previously thought.
"said Wei Lu, associate professor of electrical and computer engineering at the University of Michigan.""In a liquid and gas, it's mobile
and people understand that, but in a solid we don't expect this behavior. This is the first time it has been shown."
cheaper chips and computers inspired by biological brains in that they could perform many tasks at the same time.
Computers built with memristors would encode information in these different resistance values, which is in turn based on a different arrangement of conducting filaments.
such as a proposal last year by researchers at MIT's Center for Bits and Atoms (CBA) for materials that could be cut out as flat panels
uses 3-D printing technology that can be implemented now i
#New approach may be key to quantum dot solar cells with real gains in efficiency (Phys. org) Los alamos researchers have demonstrated an almost fourfold boost of the carrier multiplication yield with nanoengineered quantum dots.
In that case collision of a hot carrier with a valence-band electron excites it across the energy gap Klimov said.
including Organic light Emitting Diodes (OLEDS), digital circuits, radio frequency identification (RFID) tags, sensors, wearable electronics, and flash memory devices.
Even heads-up displays on vehicle dashboards could soon be a reality. The new technology also has major medical implications.
Currently, memory used in computers and phones is made with silicon substrates, the surface on which memory chips are built.
To obtain medical information from a patient such as heart rate or brainwave data, stiff electrode objects are placed on several fixed locations on the patient's body.
so we can make more complicated circuits for computers and circuits.""The next step for Zhou and his team will be to build more complicated circuits using a CNT
and IGZO hybrid that achieves more complicated functions and computations, as well as to build circuits on flexible substrates."
where they enable three-dimensional imaging for a vast array of applicationsranging from biological tissue, technical devices such as catalysts, fossils to antique works of art.
such as the fine structures of cell components or modern catalysts and batteries. Until now, such fine details could only be rendered visible with the aid of electron microscopes
With the aid of special computer software researchers combine these images to form a three-dimensional picture,
"however due to its success access to this prototype is offered to users and is in high demand.
the prototype will continue to be used for scientific studies together with users from the SLS.
It could change everything from the production of cell phones and televisions to counterfeit-proof money, improved solar energy systems or quick identification of troops in combat.
Cell phones and other portable electronic devices could use less power and last longer on a charge.
to use this synthetic approach for quantum dot enabled televisions, smartphones and other devices d
#Antimicrobial coatings with a long-term effect for surfaces Researchers at the INM Leibniz Institute for New Materials have produced now antimicrobial abrasion-resistant coatings with both silver
Selective variation of the individual components allows the developers to react to the particular and different needs of potential users.
Department of Electrical & Computer engineering have designed and tested a new class of solar-sensitive nanoparticle that outshines the current state of the art employing this new class of technology.
#Shatterproof screens that save smartphones University of Akron polymer scientists have developed a transparent electrode that could change the face of smartphones, literally,
by making their displays shatterproof. In a recently published scientific paper, researchers demonstrated how a transparent layer of electrodes on a polymer surface could be extraordinarily tough and flexible,
and replace conventional touchscreens, according to Yu Zhu, UA assistant professor of polymer science. Currently used coatings made of indium tin oxide (ITO) are more brittle,
"The annoying problem of cracked smartphone screens may be solved once and for all with this flexible touchscreen. The team's findings are published in the American Chemical Society's journal ACS Nano in the article titled"A Tough and High-performance Transparent Electrode from a Scalable and Transfer-Free Method
Taox-capped Pt nanoparticles as efficient catalysts for polymer electrolyte fuel cells More information: Covert thermal barcodes based on phase change nanoparticles Scientific Reports 4 Article number:
This paper describes a new nanoparticle-based covert barcode system in which a selected panel of solid-to-liquid phase change nanoparticles with discrete and sharp melting peaks is added in a variety of objects such as
New nanotech may provide power storage in electric cables clothes Imagine being able to carry all the juice you needed to power your MP3 PLAYER, smartphone and electric car in the fabric of your jacket?
it could be used independently to power electronic gadgets and other devices.""It's very exciting,
which can be used to screen for diabetes in resource-poor settings has been developed by researchers and tested in diabetic patients,
A low-cost, reusable sensor which uses nanotechnology to screen for and monitor diabetes and other conditions, has been developed by an interdisciplinary team of researchers from the University of Cambridge, for use both in clinics and home settings.
The sensors use nanotechnology to monitor levels of glucose, lactate and fructose in individuals with diabetes or urinary tract infections
Earlier this year, clinical trials of the sensors were carried out at Addenbrooke's Hospital to monitor glucose levels in 33 diabetic patients.
or the image can be processed automatically by a smartphone application. In trials conducted earlier this year in Cambridge
"These sensors can be used to screen for diabetes in resource-poor countries, where disposable test strips and other equipment are simply not affordable,
The researchers are developing a prototype smartphone-based test suitable for both clinical and home testing of diabetes and other clinically relevant conditions."
First made in the 1990s as a material that might be useful for building computer chips leaky oxides were rejected as undesirable because of their charge-leaking behavior.
The paper's four co-authors come from MIT's departments of physics chemistry materials science and engineering and electrical engineering and computer science.
#Flexible transparent thin film transistors raise hopes for flexible screens (Phys. org) he electronics world has been dreaming for half a century of the day you can roll a TV up in a tube.
Last year, Samsung even unveiled a smartphone with a curved screenut it was solid, not flexible;
Their two settingsn or offictate the 1s and 0s of computer binary language. Thin film transistors are a particular subset of these that are used typically in screens and displays.
Virtually all flat-screen TVS and smartphones are made up of thin film transistors today; they form the basis of both LEDS and LCDS (liquid crystal displays."
"This could make a transparent, nearly invisible screen,"said Andreas Roelofs, a coauthor on the paper and interim director of Argonne's Center for Nanoscale Materials."
"Imagine a normal window that doubles as a screen whenever you turn it on, for example."
"To measure how good a transistor is, you measure its on-off ratioow completely can it turn off the current?
so you could make not just a screen but an entire flexible and transparent TV or computer."
Using a computer program, they were able to customize the chemical building blocks of the DNA sequence
New structural'supercaps'take a lickin'keep on workin'Imagine a future in which our electrical gadgets are limited no longer by plugs and external power sources.
such as a laptop whose casing serves as its battery, or an electric car powered by energy stored in its chassis,
Although very compact (only a few square centimeters) the lab-on-a-chip hosts various sensing sites distributed across a network of fluidic micro-channels that enables it to conduct multiple analyses.
The device monitors these changes the magnitude of which are directly related to the concentration/number of markers in the patient blood
and absorption properties Solar thermal panels developed at EPFL are are dressed up in unique and patented new materials.
Researchers created a stronger black coating that retains its original color and thereby its absorption properties much longer than traditional panels.
The color black is at the key element of thermal panels because it can absorb up to 90%of the energy it receives.
and the panel becomes less efficient. Engineers have developed an innovative process that deposits thin layers of 3 different materials that are more resistant,
It abandons the black chromium that was used for panels currently on the market in favor of a multilayer composite of cobalt for its corrosion resistance, manganese for black,
along with software developed by Asylum Research and his lab made it possible to study the growth in situ or in place.
which was designed to inject DNA into mouse zygotes (single-cell embryos consisting of a fertilized egg)."
#Liver-like device via 3-D printer (Phys. org) Nanoengineers at the University of California San diego have developed a 3-D-printed device inspired by the liver to remove dangerous toxins
since 3d printing allows user-specific or site-specific manufacturing of highly functional products Chen said.
Chen's lab has demonstrated already the ability to print complex 3-D microstructures such as blood vessels in mere seconds out of soft biocompatible hydrogels that contain living cells.
The biofabrication technique uses a computer projection system and precisely controlled micromirrors to shine light on a selected area of a solution containing photosensitive biopolymers and cells.
and structurally consistent over their length the fibers can also be woven into a crossing pattern into clothing for wearable devices in smart textiles.
Woven into uniforms the battery-like supercapacitors could power displays or transistors used for communication.
#Graphene photonics breakthrough promises fast-speed low-cost communications Swinburne researchers have developed a high-quality continuous graphene oxide thin film that shows potential for ultrafast telecommunications.
"Currently with telecommunications or all optical communications you have to fabricate each component individually and try to integrate them together."
A team from Japanese#mobile carrier#NTT Docomo created augmented reality glasses that scan for text in Japanese translate the text through an online database
and display the translated version. It's not the first gadget to tinker with the idea
but it's at least one of the first wearable versions. The demonstration in the video here is just a look at a simple menu
or 3-D painting#(you know like printing) could also be used to make entirely new parts.
#Google Has added Quantum physics To'Minecraft'Video#Minecraft the Lego-style build-your-own-game game has been the canvas for some awesome projects.
Now Google's Quantum A i. Lab is taking it in an even weirder direction: quantum physics.
From a post on#Google+#announcing the game: We talked to our friends at Minecraftedu
and Google admits as much:##Of course qcraft isn t a perfect scientific simulation but it s a fun way for players to experience a few parts of quantum mechanics outside of thought experiments or dense textbook examples.#
Google via Polygon
#Check This Out: A 3-D Printer Made From E waste#The circle of electronic life:
useless printer scraps become a way to print scraps of other things! Resourceful 33-year-old inventor Kodjo Afate Gnikou of the West african country Togo has created a cheap DIY 3-D printer out of electronic waste scavenged from junk yards.
Gnikou is part of Woelab a hackerspace in the city of Lomã as well as a geographer and an occasional maintenance technician according to a crowd funding page for his project.
He gets most of his material from a junk yard in#Lomã though he did have to buy a few parts.
All together the printer ended up costing him about $100 a far cry from the hundreds or thousands of dollars you'd shell out to buy one.
He and his printer system are#part of this year's NASA International Space Apps Challenge in Paris proposing to use e waste to make 3-D printers that would print tools to colonize Mars. euronews
and a simple computer interface shows the most important information about#the liquids in#a giant colored circle:
#Watch A 3-D Printer Make A Pizza#This summer we heard about a 3-D printer for food developed with NASA funding
Now#lo and behold the printer has shown up at SXSW Eco and we caught a short demonstration from the makers a group from#Systems and Materials Research Corporation.
The printer#served up a pie made with dough#ketchup and cream cheese(?.The printer is still in its earliest stages so the creators haven't quite perfected the process.
Instead of making a classic slice they're showing off the proper levels of pizza viscosity with similar ingredients:
the printer lays down a layer of dough from a stock of simple non-perishable ingredients then layers the sauce (ketchup) and cheese (cream cheese) on top.
send up a printer instead of boxes of food and you save space plus you give the astronauts a home-cooked meal.
Here you can see the printer laying down the cheese layer and one of the printer technicians being directed to add more pressure.
Yum p
#An Open-source Hive To Save The Bees#You may have heard by now: bees are dropping like flies continuing to die at unprecedented rates
From the project site: The Open source Beehives project is a collaborative response to the threat faced by bee populations in industrialised nations around the world.
The project proposes to design hives that can support bee colonies in a sustainable way to monitor
Each hive contains an open source sensory kit The Smart Citizen Kit (SCK) which can transmit to an open data platform:
and you can find the source code for the hives at the project site.##Boing Boing t
#Somebody Modded A Piano To Play The Game'Doom'Video For better or worse the 1993 demon-blasting video game Doom is one of the most influential games ever.
a piano rigged to act like a keyboard for the game. A team of game developers got together and wired keys in the piano to a PC running the game.
When players hit certain notes it's the equivalent of hitting certain keyboard commands. Each white key corresponds to an action like moving while each black key fires.
C-sharp to shoot frantically at the hell-beasts. A screen in the front of the piano shows the action.
Gamasutra LOL Knee deep on piano o
#Hook Me Up to This Impractical Virtual reality Suit Right Now The Oculus Rift is one of the most immersive gadgets we've ever seen--just strap the glasses onto your face
and you're transported to a virtual world. But if that's somehow not enough you can help fund Priovr a set of sensors that monitor your movements
and translate them into a game with help from the Rift. Bend your knee and your on-screen (or on-Oculus Rift) avatar bends along with you.
Swing a sword and so does she. The developers of the sensors YEI Technology think people are willing to drop $225000 on Kickstarter
Further integrate with Multi-point Ultrasonic Haptic feedback (youtube. com/watch? v=-e8tsg4uit0) and we've finally got ourselves a holo-deck!
Guys this articles is great news. Now we can combine this gadget with the virtual reality treadmill game controller by OMNI.
virtusphere google it this is what you need to make it workmy mum in-law got a fantastic white Cadillac CTS-V Sedan by working part time off of a home computer...
i thought about this Pow6. co o
#Waggling Phallic Scanner 3-D-Maps The Tower Of Pisa In 20 Minutes The Zebedee created by Australia's national space agency is a 3-D scanner
The heavy lifting of the Zebedee is done in software as all that conflicting laser data is converted to a 3-D map.
--but that's not necessarily a bad thing as long as the software is capable of sorting out the redundant data in a reasonable time-frame which it sounds like this data is.
or read more over at the Australian space agency's site. I am sure a great many Popsci readers are thinking this at the same time I'm typing it Attachã this to a drone for remote scouting in 3d!
And to keep the weight down for processing this data the data could just be beam back to the drone remote site to be processed there.
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