This is a crucial step in creating a new generation of foldable electronics-think a flat-screen television that can be rolled up for easy portability-and implantable medical devices.
The researchers used mouse embryonic fibroblast cells to determine biocompatibility; that, along with the fact that the stretchability of gold nanomesh on a slippery substrate resembles the bioenvironment of tissue
#Pioneering research develops new way to capture light--for the computers of tomorrow Pioneering research by an international team of scientists,
data on a computer are processed still and stored electronically. The team of scientists from Germany and England have made a key breakthrough by capturing light on an integrated chip,
Our technology might also eventually be used to reproduce in computers the neural-type processing that is carried out by the human brain."
"and our approach can define a new speed limit for future processors, by delivering extremely fast on-chip optical data storage"In addition,
"If we can use SPRNT to screen for drugs that specifically disrupt the functioning of these proteins,
potentially outperforming traditional monitoring tools such as cardiac event monitors. The researchers published a paper on their patent-pending process in Advanced Materials on Sept. 23.
which is similar in scope to 3-D printing but different in that material is removed instead of added.
"We are trying to add more types of sensors including blood pressure and oxygen saturation monitors to the low-cost patch."
the researchers used a computer to simulate the effect of heat on the individual lithium atoms that comprise a dendrite,
They are expected also to be used for precise color matching in light-emitting devices and displays,
These attributes should lead to new LEDS and display devices not only with precisely matched colors--better color accuracy and brightness--but also with improved performance lifetime and improved ease of manufacturing."
"QDS are already in use in display devices (e g. Amazon Kindle and a new Samsung TV
which will help to create future supercomputers Superconductivity, which is almost incompatible with magneticfield, under certain conditions is able to promote magnetization.
They suggest that techniques based on this effect are able to move us closer to future supercomputers:
that this technology will allow to create much more economical and stable computing machines and supercomputers,
According to Natalya Pugach, superconductive spintronics technologies may help to build supercomputers and powerful servers, whose energy consumption and heat emission create much more problems than in case of ordinary desktop computers."
"Development of computer technologies was based on semiconductors. They are good for personal computers, but when you use these semiconductors to build supercomputers,
they produce heat and noise, demand powerful cooling systems. Spintronics allows to solve all these problems,
"--Natalya Pugach concludes s
#Discovery about new battery overturns decades of false assumptions Abstract: New findings at Oregon State university have overturned a scientific dogma that stood for decades,
ranging from cell phones to laptop computers and electric cars. But there may soon be a new type of battery based on materials that are far more abundant and less costly.
"Electrical energy storage in batteries is essential not only for consumer products such as cell phones and computers,
#Single atom alloy platinum-copper catalysts cut costs, boost green technology: New generation of catalysts demonstrated for selective hydrogenation of butadiene Abstract:
A new generation of platinum-copper catalysts that require very low concentrations of platinum in the form of individual atoms to cleanly
and cheaply perform important chemical reactions is reported today by Tufts University researchers in the journal Nature Communications.
They synthesized small quantities of realistic catalysts, such as platinum-copper single atom alloy nanoparticles supported on an alumina substrate,
"To our delight, these catalysts worked very well and their performance was steady for many days,
and value-added chemicals from bio-renewable feedstocks, the new, less expensive platinum-copper catalysts could facilitate broader adoption of such environmentally friendly devices and processes,
Together we embarked on a new direction involving single atom alloys as catalysts for selective hydrogenation reactions.
"Sykes and Flytzani-Stephanopoulos have used this approach to design a variety of single atom alloy catalysts that have,
Armed with this knowledge, we are now ready to compare the stability of these single atom alloy catalysts to single atom catalysts supported on various oxide or carbon surfaces.
Modern computers use this principle in practically Every bit (unit of measurement for the digital information content) and the almost unbelievable increase in performance over the last decade was based on a very simple rule:
faster processors and more storage space. Standard memory devices are based on electrons which are displaced by applying voltage.
because there is not just one storage device in our computers, but several optimised ones, depending on the task."
For the last 20 years, scientists have been attempting to create quantum systems that will outperform traditional semiconductor-based computers, the development potential
The main problem preventing the development of these computers is the high sensitivity of the nanoworld to external influences that destroy quantum states.
or blood serum along with an array of electronics to transmit the results in real time to a tablet via Bluetooth,
including computer chips and other optoelectronic components.""Our results demonstrate relatively fast modulation from fundamentally slow phosphorescent light emitters,
One example could be optical communications networks on computer chips. Prototype on-chip networks have used semiconductor lasers as light emitters.
or blood serum along with an array of electronics to transmit the results in real time to a tablet via Bluetooth,
which holds the promise of solving problems a lot more efficiently than a classical computer. Physicists are now able to realize the basic building blocks,
It is designed to solve real-world optimization problems conventional computers are not able to tackle. All current approaches for adiabatic quantum computation face the same challenge:
The possible input is determined by the hardware. This means that all these approaches face a fundamental challenge
not only avoiding the limitations posed by the hardware but we also make the technological implementation scalable."
"Integrated fault tolerance Because of the increased number of degrees of freedom, which could also lead to nonphysical solutions,
"With this redundancy our model has also a high fault tolerance, "says Lechner. The new architecture can be realized on various platforms ranging from superconducting circuits to ultracold gases in optical lattices."
"The step from mechanical calculators to fully programmable computers started the information technology age 80 years ago.
and a simple design, Accion can batch-manufacture modules much like computer chips in quantities of around 200 at once.
This new material-of-many-colors offers intriguing possibilities for an entirely new class of display technologies, color-shifting camouflage,
and beetles to create a particularly iridescent display of color. Controlling light with structures rather than traditional optics is not new.
"For consumers, this chameleon material could be used in a new class of display technologies, adding brilliant color presentations to outdoor entertainment venues.
networks can effectively double the frequency spectrum resources available for devices like smartphones and tablets."
and bring this functionality to handheld devices such as cellular handsets, mobile devices such as tablets for Wifi,
and think more like a brain than a standard computer. Such systems are already being developed,
and scientists at IBM Research have demonstrated now what may be an important step toward commercializing this next generation of computing technology.
They established a method to integrate silicon photonic chips with the processor in the same package,
energy efficiency and size of future data centers, supercomputers and cloud systems. Photonic devices, which use photons instead of electrons to transport
offer many advantages compared to traditional electronic links found in today computers. Optical links can transmit more information over larger distances
"IBM has been a pioneer in the area of CMOS integrated silicon photonics for more than 12 years,
"said Bert Offrein, manager of the photonics group at IBM Research-Zurich.""In addition to the silicon technology advancements at the chip-level, novel system-level integration concepts are required also to fully profit from the new capabilities silicon photonics will bring,
resulting in a large distance between the processor chip and the optical components. Offrein and his IBM colleagues from Europe
the United states and Japan instead proposed an integration scheme in which the silicon photonic chips are treated similarly to ordinary silicon processor chips
and are attached directly to the processor package without preassembling them into standard transceiver housings. This improves the performance
and power efficiency of the optical interconnects while reducing the cost of assembly. Challenges arise because alignment tolerances in photonics are critical (sub-micron range)
By strapping tiny computers and wireless radios onto the backs of giant flower beetles and recording neuromuscular data as the bugs flew untethered,
#Revolutionary 3-D printing technology uses continuous liquid interface production (w/video) A 3d printing technology developed by Silicon valley startup,
and use it to light up a small LCD display. American Chemical Society) Sang-Woo Kim
#Putting batteries on stage spotlights performance at the nanoscale Used in everything from electric vehicles to laptop computers,
Currently, colors on computer and iphone screens come from dye materials pre-placed on the pixels.
The new technology may hold promise for many applications such as for jewelry, automotive interior trim, aviation, signage, colored keypads, electronics and wearable displays s
scientists from the Helmholtz Zentrum Mnchen (HMGU) and the Ludwig-Maximilians-Universitt (LMU) in Munich have developed nanocarriers that site-selectively release medicines/drugs at the tumor site in human and mouse lungs.
In the journal, ACS Nano("Protease-Mediated Release of Chemotherapeutics from Mesoporous Silica Nanoparticles to ex Vivo Human and Mouse Lung Tumors"),the scientists reported that this approach led to a significant increase
and verify the clinical efficacy in an advanced lung tumour mouse model l
#Artificial hand able to respond sensitively thanks to muscles made from smart metal wires Engineers at Saarland University have taken a leaf out of natures book by equipping an artificial hand with muscles made from shape-memory wire.
#Switchable adhesion principle enables damage-free handling of sensitive devices even in vacuum Components with highly sensitive surfaces are used in automotive, semiconductor and display technologies as well as for complex optical lens systems.
In principle, they are miniaturized extremely electron storage units. qdots can be produced using the same techniques as normal computer chips.
it is only necessary to miniaturize the structures on the chips until they hold just one single electron (in a conventional PC it is 10 to 100 electrons.
In the long term, researchers around the world are hoping for true marvels from this new type of computer:
such as the factoring of large numbers, should be child's play for such a computer. In contrast, conventional computers find this a really tough nut to crack.
However, a quantum computer displays its talents only for such special tasks: For normal types of basic computations, it is pitifully slow w
#High-tech method allows rapid imaging of functions in living brain Researchers studying cancer and other invasive diseases rely on high-resolution imaging to see tumors and other activity deep within the body's tissues.
and his team at Washington University in St louis were able to see blood flow, blood oxygenation, oxygen metabolism and other functions inside a living mouse brain at faster rates than ever before.
The results are published March 30 in Nature Methods advanced online publication("High-speed label-free functional photoacoustic microscopy of mouse brain in action".
TPM and wide-field optical microscopy, have provided information about the structure, blood oxygenation and flow dynamics of the mouse brain.
which allowed them to get high-resolution, high-speed images of a living mouse brain through an intact skull.
"In addition, we were able to map the mouse brain oxygenation vessel by vessel using this method.""
Touchless touchscreen and heat-sensitive cameras As demonstrated by experiments, the cyberwood sensor can identify warm bodies even at distance;
for instance, in the development of a'touchless touchscreen'that reacts to gestures, with the gestures recorded by multiple sensors.
Their data will better inform computer simulations and potentially lead to applications in fields like nanomanufacturing and catalysis. We understand how particles work in 3-D,
The used-defined pivot point (center of rotation) can be changed on the fly by one software command for increased versatility.
and freely definable paths with high trajectory accuracy can easily be programmed with the included software tools.
The direct-drive hexapod comes with a powerful digital vector motion controller with open software architecture and hexapod-specific Software applications of the H-860kmag Linear Motor Hexapod Motion
Researchers are optimistic that the approach can be applied readily to other multimetallic catalysts potentially lowering the cost of catalytic material production.
The Pt3ni nanoframe catalysts achieved a more than 36-fold and 22-fold enhancement in two different measures of catalytic activity (mass and specific activities, respectively) for the oxygen reduction reaction in comparison to state-of-the-art
carbon-supported Pt catalysts (Pt/C) during prolonged exposure to reaction conditions. This work is a significant advance towards developing more efficient electrocatalysts for water-splitting reactions and fuel generation.
and surface composition should be readily applicable to other multimetallic catalysts s
#Plant cell structure discovery could lead to improved renewable materials (Nanowerk News) Major steps forward in the use of plants for renewable materials,
Unlike conventional computers that store data on transistors and hard drives, quantum computers encode data in the quantum states of microscopic objects called qubits.
Moreover, this specific type of quantum bit can be manufactured using a similar technology to that employed for the production of everyday computers,
"Considering that it could potentially be necessary to fabricate millions of FETS for display applications,
The same bonding that makes the molecules soluble for printing fabrication processes also leaves them prone to low melting points,
Today the most commercially successful organic electronic devices are OLEDS (organic light emitting diodes) found in smart phone displays.
"displays the development of a powerful synthetic method that enables rapid access to para-functionalized benzene derivatives to construct libraries of bioactive compounds that are useful in medicinal chemistry.
#Travel Inside 3d Cells In full Color on Your Laptop Nanolive SA announces the release of an off-line version of STEVE. Starting from today, scientists,
Medical Doctors and students all around the world will be enabled to travel inside 3d cells in full color by simply downloading STEVE on their laptop declares Dr. Yann Cotte, CEO and cofounder of Nanolive SA.
which is developing a revolutionary microscope (and a revolutionary software) able to image and digitally stain living cells in 3d without any sample preparation and in real-time.
the company has developed unique software called STEVE. To mark and label certain parts of the measured cells in 3d,
the software allows the user to virtual brush and digitally paint the part of a cell based on their physical properties (called refractive index).
Stains panels can be modified constantly by the user, saved and reused for other cells of the same line.
and, with the help of STEVE, she/he can discover its interior components, such as nucleus and organelles, on any screen and in a limitless amount of colors.
a full 3d image of the cell is displayed on the computer screen. Nanolives technology was published in Nature Photonics in 2013("Marker-free phase nanoscopy),
"Bimetallic lanthanide complexes that display a ratiometric response to oxygen concentration"in the periodical Chemical sciences and"Spectrally resolved confocal microscopy using lanthanide centred near-IR emission"in Chemical Communications.
#Flexible sensors turn skin into a touch-sensitive interaction space for mobile devices (w/video) If a mobile phone rings during a meeting,
Computer scientists at Saarland University are studying the potential use of the human body as a touch sensitive surface for controlling mobile devices.
users can use their own body to control mobile devices. Because of the flexible material used, the sensors can be manufactured in a variety of shapes, sizes and personalized designs.
The research team will be presenting the Skinproject from March 16th to March 20th at the Cebit computer expo in Hanover (Stand E13, Hall 9). If a mobile phone rings during a meeting,
Computer scientists at Saarland University are studying the potential use of the human body as a touch sensitive surface for controlling mobile devices.
users can use their own body to control mobile devices. Because of the flexible material used, the sensors can be manufactured in a variety of shapes, sizes and personalized designs.
The research team will be presenting the Skinproject from March 16th to March 20th at the Cebit computer expo in Hanover (Stand E13,
A method currently being developed by a team of computer scientists from Saarbrücken in collaboration with researchers from Carnegie mellon University in the USA may provide a solution to this problem.
and executes commands and thus controls mobile devices. Depending on the type of skin sticker used, applying pressure to the sticker could, for example,
Users can also design their iskin patches on a computer beforehand to suit their individual tastes. simple graphics program is need all you,
For example, a keyboard sticker could be used to type and send messages. Currently the sensor stickers are connected via cable to a computer system.
According to Steimle, inbuilt microchips may in future allow the skin-worn sensor patches to communicate wirelessly with other mobile devices.
The publication about Skinwon the est Paper Awardat the SIGCHI conference, which ranks among the most important conferences within the research area of human computer interaction.
Korea, and beforehand at the computer expo Cebit, which takes place from the 16th until the 20th of March in Hannover (hall 9, booth E13) 0
Images showing the development of a human tumour implanted into a mouse, produced using the new device,
what computers would require far more time and energy to perform. What are these functions? Well, youe performing some of them right now.
the resulting device would have to be loaded enormous with multitudes of transistors that would require far more energy. lassical computers will always find an ineluctable limit to efficient brain-like computation in their very architecture,
The energy-efficient compact circuitry the researchers are striving to create would also go a long way toward creating the kind of high-performance computers
and giving a serious boost to future computers, said Prezioso. In the meantime, the researchers will continue to improve the performance of the memristors,
#Controlling swarms of robots with light and a single finger (w/video)( Nanowerk News) Using a smart tablet and a red beam of light,
A person taps the tablet to control where the beam of light appears on a floor. The swarm robots then roll toward the illumination,
When the person swipes the tablet to drag the light across the floor the robots follow.
If the operator puts two fingers in different locations on the tablet, the machines will split into teams
Using a smart tablet and a red beam of light, Georgia Institute of technology researchers have created a system that allows people to control a fleet of robots with the swipe of a finger.
A person taps the tablet to control where the beam of light appears on a floor. The swarm robots then roll toward the illumination,
When the person swipes the tablet to drag the light across the floor the robots follow.
If the operator puts two fingers in different locations on the tablet, the machines will split into teams
The tablet-based control system has one final benefit: it was designed with everyone in mind. Anyone can control the robots,
which is the basis for controlling electrons in computers, phones, medical equipment and other electronics.
Solving the Semiconductor Dilemma To get to faster and smaller computers one day, Yap says this study is a continuation of past research into making transistors without semiconductors.
Optical technologies offer an enormous potential especially in transmitting data between computer chips, explains Manfred Kohl of the KIT.
At the present time, some 10 percent of the electricity in Germany is consumed by information and communication technologies, such as computers and smart phones of users,
but also by the servers in large computer centers. As data traffic grows exponentially, new approaches are necessary to increase throughput and, at the same time, curb power consumption.
#Using lasers to tailor the properties of graphene Carbon nanomaterials display extraordinary physical properties, outstanding among any other substance available,
and the traditional technology used for silicon-based processors (solid state) is not suitable for graphene processing (molecular material).
color lightave moved from the research lab into commercial products like high-end TVS, e readers, laptops,
and photonic crystal technology, could lead to brighter and more efficient mobile phone, tablet, and computer displays, as well as enhanced LED lighting.
They then used electrohydrodynamic jet (e-jet) printing technology to precisely print the QD-embedded polymers onto photonic crystal structures.
and more efficient displays. ince screens consume large amounts of energy in devices like laptops, phones,
and tablets, our approach could have a huge impact on energy consumption and battery life, she noted. f you start with polarized light,
See explained. f you put the photonic crystal-enhanced quantum dot into a device like a phone or computer,
because the display would only draw half as much power as conventional displays. To demonstrate the technology,
These catalysts work by binding to carbon dioxide molecules, orienting them in a way that is ideal for chemical reactions.
"We're interested in finding new catalytic reactions that will be more efficient than the current catalysts,
Meanwhile, the researchers are interested in searching for other catalysts that might even outperform their copper tetramer.
These catalysts can be varied in size, composition and support material, which results in a list of more than 2, 000 potential combinations, Vajda said.
and then test the catalysts that seem most promising.""We haven't yet found a catalyst better than the copper tetramer,
and evaluated the penetration capability by using mouse brains in vitro/in vivo. In addition, as an actual needle application, we demonstrated fluorescenctce particle depth injection into the brain in vivo,
The scientists experimented with silicon structures used in computer chips that power computers, tablets and mobile phones,
#Scientists make tantalum oxide practical for high-density devices Scientists at Rice university have created a solid-state memory technology that allows for high-density storage with a minimum incidence of computer errors.
"But this is a new way to make ultradense, nonvolatile computer memory, "Tour said. Nonvolatile memories hold their data even
unlike volatile random-access computer memories that lose their contents when the machine is shut down.
This will be a real competitor for the growing memory demands in high-definition video storage and server arrays."
rather than just relying on traditional chemical screens, says Hubbard, an assistant professor of pharmacology in the University of Albertas Faculty of medicine & Dentistry.
Much like how a computer programmer edits computer code, scientists could one day replace a persons broken
With computer software, the researchers translated the robots center of pressure to the platforms motors,
#New optical chip lights up the race for quantum computer The microprocessor inside a computer is a single multipurpose chip that has revolutionised people's life,
and performing otherwise intractable mathematics that aren't possible for super computers. The fully reprogrammable chip brings together a multitude of existing quantum experiments
much like they operate any other piece of software on a computer. They no longer need to convince a physicist to devote many months of their life to painstakingly build
"The University of Bristol's pioneering'Quantum in the Cloud'is the first and only service to make a quantum processor publicly accessible
#A new material for transparent electronics he performance of solar cells, flat panel displays, and other electronics are limited by today's materials.
The development of high-performance transparent conducting oxides (TCOS) is critical to many technologies ranging from flat panel displays to solar cells.
and their small footprint offers large storage capacity all these attributes make them well suited to new data storage applications or high-resolution displays.
or in displays with resolutions that have thus far been hard to attain.""This makes possible displays along the lines of the Kindle reader with a pixel size that is thousand times smaller and a much faster response time,
"the scientist explains s
#New research could help build computers from DNA Scientists have found a way to'switch'the structure of DNA using copper salts
and EDTA (Ethylenediaminetetraacetic acid)- an agent commonly found in shampoo and other household products. It was known previously that the structure of a piece of DNA could be changed using acid,
and in DNA-based computing-where computers are built from DNA rather than silicon. It could also be used for detecting the presence of copper cations,
Logic gates are an elementary building block of digital circuits-used in computers and other electronic equipment. They are made traditionally using diodes or transistors
#New technique lowers cost of energy-efficient embedded computer systems (Nanowerk News) Electrical and computer engineers at North carolina State university have developed a new technique for creating less-expensive,
low-power embedded systems-the computing devices found in everything from thermostats to automobiles.""Using our techniques,
we've been able to create prototype systems with power converters that have a combination of energy efficiency
An embedded system with common peripherals. To understand the new technique, you have to know a little about embedded systems.
For one thing, they require a power source. And to maximize energy efficiency the system should be designed to operate using the best voltage possible.
One part consists of"power stage"hardware that controls the storage and flow of power.
"which allows the converter to respond to changes in the embedded system's demand for power
The controller can be designed a specifically circuit or a separate processor which runs special control software.
Having a dynamic responsive power converter is also important because it allows the embedded system to be more energy efficient;
the system can go to sleep, then operate quickly, then shut back down -and the power converter can adjust the flow of power accordingly."
and incorporated the power converter software into the embedded system processor. These methods guarantee that the other software on the embedded system's processor will not disturb the power converter's correct operation,
"Dean explains.""This eliminates the need for a separate processor or controller circuit on the power converter itself,
which in turn makes the overall system less expensive.""It also makes the embedded system smaller, lighter and more flexible."
"Because the embedded system software and power converter software are using a shared processor on a single chip,
it gives developers more coordinated control over both the system's functions and related demands those functions may make on the power converter,
"The paper,"Using Real-time System Design Methods to Integrate SMPS Control Software with Application Software"(pdf),
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