By way of comparison, red light, which has the longest wavelength visible to the human eye,
By way of comparison, red light, which has the longest wavelength visible to the human eye,
"Currently, there's no easy way to do that.""One important aspect of the success of the new phototransistors is the researchers'innovative"flip-transfer"fabrication method, in
"Currently, there's no easy way to do that.""One important aspect of the success of the new phototransistors is the researchers'innovative"flip-transfer"fabrication method, in
which cannot result in a net transport of suspended particles. However, the Purdue researchers have overcome this limitation,
increasing the velocity of particle transport by 100 times by applying an alternating current electric field in conjunction with heating the plasmonic nanoantenna using a laser to induce a force far stronger than otherwise possible."
First, the fast transport using alternating current, and then you turn off the electric field and it goes into the plasmonic tweezing mode,
""v"and"n")by their images, each letter stylized in different ways or saturated with"noise".
similar to the way human neural cells generate neural electrical signals.""The memory state is stored as a specific concentration profile of defects that can be moved back and forth within the memristor,
"This memristor-based technology relies on a completely different way inspired by biological brain to carry on computation."
Potential applications already exist for this emerging technology, such as medical imaging, the improvement of navigation systems or even for searches based on images rather than on text.
"There are so many potential applications--it definitely gives us a whole new way of thinking, "he said.##
and his team will continue trying to find ways to outsmart or change the pinball setup of graphene to minimize electron scattering.
"But this is a new way to make ultradense, nonvolatile computer memory, "Tour said. Nonvolatile memories hold their data even
First, the control voltage mediates how electrons pass through a boundary that can flip from an ohmic (current flows in both directions) to a Schottky (current flows one way) contact and back.
and a way to control the size of the nanopores. Wang is an assistant professor at the Korea University-Korea Institute of Science and Technology's Graduate school of Converging Science and Technology.
the team arranged metal-oxide nanosheets into a single plane within a material by using a magnetic field
The nanosheets ended up stuck within the polymer, aligned in a single plane. Due to electrostatic forces, the sheets create electrostatic resistance in one direction but not in the other.
Now, University of Wisconsin-Madison engineers have discovered a way to grow graphene nanoribbons with desirable semiconducting properties directly on a conventional germanium semiconductor wafer.
One group of scientists is now working on a way to address both of these seeming unrelated issues at the same time.
This provides a literal road map for surgeons to follow, showing which tissue is cancerous and
of ways. It's a major step forward in creating a quantum computer to solve problems such as designing new drugs
bendable electronics could have many uses, such as monitoring patients'health and keeping tabs on airplanes.
wearable electronics and sensors for monitoring airman health/performance; conformal electronics and antennas for maximizing space efficiency and reducing aerodynamic drag;
Over the last few years, one team of chemists and materials scientists has begun exploring military applications in harsh environments for aircraft, explosive devices and even combatants themselves.
such as an airplane's wing, or even a person's skin. In aircraft applications, Leever explains,
the hybrid flexible system can be used to monitor stresses and strains and report this information through miniature embedded antennas to ground crews or a pilot.
The researchers also are developing the same approach to monitor pilots'health. This involves a biosensor system that can measure heartbeat,
hydration levels, sweat, temperature and other vital signs through miniature circuitry. The system would be embedded on a flexible
wearable patch and would include an antenna to transmit these biometric signals to the pilot or a ground team.
and could detonate the weapon after surviving the initial impact of ground contact after being dropped from aircraft.
enabling new ways to examine cell structures and study diseases Abstract: Using physical chemistry methods to look at biology at the nanoscale,
enabling new ways to examine cell structures and study diseases Ke Xu, a faculty scientist in Berkeley Lab's Life sciences Division, has dubbed his innovation SR-STORM,
"That's useful because it means we had a way to do multicolor imaging within a very narrow emission window,
and expensive organic chemicals needed in other processes-in my opinion this is a far easier way to go."
and flexible electronics University of Vermont scientists have invented a new way to create what they are calling an electron superhighway in an organic semiconductor that promises to allow electrons to flow faster
To help, Furis and a team of UVM materials scientists have invented a new way to create
the UVM team was able to observe nanoscale defects and boundaries in the crystal grains in the thin films of phthalocyanine--roadblocks in the electron highway."
"Think of these as easy-on ramps onto a highway--instead of an awkward stop sign at the top of a hill--that allow excitons to move far and fast.
the new research provides a powerful way to explore many other types of organic materials, too--with particular promise for improved solar cells.
This allows organic thin films to carry energy along this molecular highway with relative ease,
Research paves the way for alloys that are 3x stronger than steel yet bend like gum Abstract:
with the atoms arranged in a non-regular way.""There are many types of metallic glass, with the most popular ones based on zirconium, palladium, magnesium, titanium or copper.
and find their way onto a detector, creating a diffraction pattern. By analyzing that pattern,
producing the material in a different way to allow it to remain fatigue-free through thousands of cycles s
"A cool way to improve solar efficiency In 2014, the same trio of inventors developed an ultrathin material that radiated infrared heat directly back toward space without warming the atmosphere.
"That's not necessarily the only way,"said Raman, a co-first-author of the paper."
paves the way for better-and cheaper-DNA sequencing. DNA sequencing is a technique that can determine exact sequence of a DNA molecule.
they block the current in individual ways that can be used to identify them. Though powerful, the method suffers from high speed:
The work offers an innovative way that can improve one of the best DNA sequencing methods available."
#Pioneering research develops new way to capture light--for the computers of tomorrow Pioneering research by an international team of scientists,
a nanoscale integrated optical memory that could open up the route towards ultra-fast data processing and storage.
In this way, the anode loses material, and the battery can't store as much energy.""Dendrites are hazardous
and explore ways to improve large-scale production of these devices. While Prof. Frank Koppens comments"It is remarkable how a material
The results of this new research show, that superconductors may be useful in the process of spin transportation, and ferromagnetics may be used to control spins.
but also in transportation industry power backup, micro grid storage, and for the wider use of renewable energy. OSU officials say they are seeking support for further research
This development paves the way toward the production of lightweight, flexible, and high-power electronics, such as wearable devices, portable power supplies and hybrid and electric vehicles."
"Ultimately the goal of this research is to find ways to power current and future technology with efficiency
and in a sustainable way,"says Cranston, whose joint research was published recently in Advanced Materials."
"This is a potentially new way to store information, and the energy costs are expected to be said extremely low
in the same way that a coffee mug shape can be deformed into a bagel shape, but they do not readily go back into a state where all the magnetic moments are aligned.
on a multilayered film where the magnetic moments are aligned normal to the plane. They used ion beam irradiation to modify the interface between the dots
#Scientists pave way for diamonds to trace early cancers Physicists from the University of Sydney have devised a way to use diamonds to identify cancerous tumours before they become life threatening.
short of a biopsy, there are few ways to see if a treatment has been taken up by a cancer.
in this case opening the way for us to image and target cancers long before they become life-threatening,
"We wanted to find a way to improve its performance.""The researchers first conducted surface science experiments to study precisely how platinum and copper metals mix."
and the Ruhr Universität Bochum (RUB) have developed a new way to store information that uses ions to save data
The advantage is that cells that are constructed in this way are easy to produce and can be reduced to almost the size of atoms.
This way, ions can be used specifically for storing and electrons specifically for reading data. The researchers also reported that their research had another very interesting element.
and are out on our roads, "said Professor Hermann Kohlstedt and his colleague from Bochum,
"We have demonstrated how we can control the lifetime of an atom in a very simple way,
in collaboration with colleagues from Harvard, have developed a new way to control light from phosphorescent emitters at very high speeds.
"Our results provide a simple way to circumvent this limitation and modulate their emission at high speeds."
"In this way we guarantee that only physical solutions are possible, "explains Wolfgang Lechner. The solution of the problem is encoded redundantly in the qubits."
But what if the electrons in a material are ordered not in one of those ways?
Since the emergence of multipolar ordering changes the symmetry of the crystal in a very specific way--a way that can be largely invisible to conventional probes--their idea was that the optical harmonic response of a crystal could serve as a fingerprint of multipolar order."
Berkeley Lab researchers find a better way to store natural gas as a transportation fuel Researchers with the U s. Department of energy (DOE)' s Lawrence Berkeley National Laboratory (Berkeley Lab) have developed a variety
the widespread use of natural gas as a transportation fuel has been hampered by cumbersome and expensive onboard gas storage tanks and the cost of dispensing compressed natural gas to vehicles.
because the gas must force its way into the MOF crystal structure, opening and expanding the pores.
This way they generate an interference pattern at the detector from which an atomic 3d-structure of the examined substance is reconstructed.
The researchers found a way to process natural silk to create carbon-based nanosheets that could potentially be used in energy storage devices.
Several years ago, Long and his lab colleagues developed a way to attach amines to the metals in an MOF to produce pores of sufficient diameter to allow CO2 to penetrate rapidly into the material.
That would pave the way for eventual scale up to capturing CO2 from natural gas plants, which produce emissions containing about 5 percent CO2, to the higher concentrations of coal fired power plants."
"We were just trying to find a simple way to attach these amines to our MOF surface,
and sensors that can detect otherwise imperceptible defects in buildings, bridges, and aircraft.""This is the first time anybody has made a flexible chameleon-like skin that can change color simply by flexing it,
or the wings of airplanes.""This is the first time anyone has achieved such a broad range of color on a one-layer, thin and flexible surface,"concluded Change-Hasnain."
The slow step in most cases in the synthesis. As a result, many natural products don't get worked on in any practical way.
developing an approach that they have expanded now to make more general. ature makes most small molecules the same way,
The system differs in many ways from a conventional AFM: it uses an extremely long and sharp needle attached to a highly flexible plate.
and we have found a way to solve that challenge.""Krishnaswamy and Zhou plan next to test a number of full-duplex nodes to understand what the gains are at the network level."
or in other words, it has a way of cutting off its own growth"."The self-limiting nature of the films is beneficial,
there would be no way to connect the pressure threshold with the point at which the film begins to form
"The study provides a way forward for scientifically testing new anti-wear additives. Being able to pinpoint the level of stress at
#Cyborg beetle research allows free-flight study of insects (w/video) Hardwiring beetles for radio-controlled flight turns out to be a fitting way to learn more about their biology.
if tethering interfered with the insect's natural flight motions.""In particular, the researchers said, it had been difficult to elucidate the role that smaller muscles play in fine steering.
"Our wireless system allows us to record neuromuscular movements in natural, free flight, so we see
Six electrodes are connected to the beetle's optic lobes and flight muscles. The entire device is powered by a 3. 9-volt micro lithium battery
"During test flights, signals were transmitted to the beetle backpack every millisecond, directing the beetles to take off, turn left or right,
or even hover in mid-flight. The beetles were untethered but in a closed room equipped with eight 3-D motion-capture cameras."
"In our earlier work using beetles in remote-controlled flight, we showed excellent control of flight initiation and cessation,
but relatively crude control of steering during free flight,"said Maharbiz.""Our findings about the flight muscle allowed us to demonstrate for the first time a higher level of control of free-flying beetles.
It's a great partnership between engineering and science
#Spherical nucleic acids set stage for new paradigm in nanomedicine drug development A research team led by Northwestern University nanomedicine expert Chad A. Mirkin
and Sergei Gryaznov of Aurasense Therapeutics is the first to show spherical nucleic acids (SNAS) can be used as potent drugs to effectively train the immune system to fight disease,
"The ability to selectively trigger the immune response with spherical nucleic acids presents a whole new way of thinking about drug development,
additional cells are trained to behave the same way as the initial cells. This gives you a catalytic effect that grows into a systemic search for cells that look for example, like lymphoma cells."
but also in other major industries such as automotive and aviation. Joseph M. Desimone, professor of chemistry at UNC-Chapel hill and of chemical engineering at N c. State, is currently CEO of Carbon3d where he co-invented the method with colleagues Alex Ermoshkin, chief technology officer
Its findings could change the way medical professionals treat fractured bones that experience difficulty in healing
On route to self-powered smart suits s
#Breakthrough in nonlinear optics research A method to selectively enhance or inhibit optical nonlinearities in a chip-scale device has been developed by scientists,
which strongly effects the propagation of light, in the same way that semiconductors control the flow of electrons.
and get multiple stickers to respond in the same way at the same time, as part of an adaptive camouflage system.
He's also working on ways to make the stickers more versatile. The current version reflects near-infrared light.
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
and improve the way in which it simulates the human hand. This will involve modelling hand movement patterns
Each pick-up and release with conventional gripping systems involves the risk of either contamination of the surfaces with residues from transportation adhesives,
and release large components and heavy materials in an energy-efficient way. Furthermore the development group works on the gripping of objects with curved surfaces without leaving residues.
and is always on the lookout for new ways to build more efficient coolers. So, after years of working with magnetocaloric refrigeration system modeling and design,
"The team's future work will focus on ways to load the material to increase its resistance to fatigue,
researchers are finding ways to combine living organisms with nonliving machinery to solve a variety of problems.
Removing salt and other minerals from our biggest available source of water--seawater--may help satisfy a growing global population thirsty for fresh water for drinking, farming, transportation, heating, cooling and industry.
who co-led the study with Ivan Vlassiouk in ORNL's Energy and Transportation Science Division."
The membrane allowed rapid transport of water through the membrane and rejected nearly 100 percent of the salt ions, e g.,
which the scientists used to correlate the porosity of the graphene membrane with transport properties.
Chemists from Brown University have come up with a way to make new nanomaterials from a silicon-based compound.
if we could find a way to target FL2 in humans, we might have a new way to promote wound healing,
said Dr. Sharp. Dr. Sharp and project co-leader Joshua Nosanchuk, M d.,professor of medicine at Einstein and attending physician, infectious diseases at Montefiore Medical center, developed a wound-healing therapy that uses
To find a way to deliver sirnas for curbing FL2, Dr. Sharp collaborated with Joel Friedman, M d.,Ph d.,professor of physiology & biophysics and of medicine at Einstein,
The nanoparticles with their sirna cargoes were tested then by topically applying them to mice with either skin excisions or burns.
"There might be ways to enhance light emission even further. But, so far, we have shown successfully that it's indeed possible to increase light emission from a very thin material
Photons are wave packets that vibrate in a specific plane the direction of polarization. The state of the qdots determines the direction of polarization of the photon."
we were able to read out the ion that was excited in this way, "explains Prof. Khl."
This success is an important step on the still long and rocky road to a quantum computer.
In an experiment, recently published in Science("Probing Johnson noise and ballistic transport in normal metals with a single-spin qubit),
Planes are modelled on birds and many drugs have their origins in plants. Researchers at the Department of Mechanical and Process Engineering have taken it a step further:
dry material in such a way that their temperature-sensitive properties are preserved, "he recounts. The scientists achieved their objective by growing the cells in a medium containing tiny tubes of carbon.
and expanded in a plane when a voltage is applied between electrodes. In contrast to actuators based on rigid materials such as silicon, dielectric elastomers can reach a very large extent of stretch, often exceeding 100 percent elongation while not breaking,
but this time it comfortably held a tringof water molecules. he continuous one-dimensional ater chaintrapped by the molecules is indispensable for mediating water transport across a lipid membrane,
whether a proton gradient could induce water transport. We were surprised very to find that it could.
Zeng explains that the team olecular strawbeats the naturally occurring aquaporins in a number of ways.
#Nanoparticles provide novel way to apply drugs to dental plaque Therapeutic agents intended to reduce dental plaque
But a team of researchers has developed a way to keep the drugs from being washed away.
found a new way to deliver an antibacterial agent within the plaque, despite the presence of saliva.
Institute for Basic Science) By creating the alloy this way, the joints between the fused grains,
This new thermoelectric alloy paves the way for the future of modern TE devices s
With this fundamental understanding in fluid mechanics, our research will pave the way for future robots that require fast maneuvers to help us get close to something that moves fast
Their soft nanoparticles stick to the plane where oil and water meet, but do not stick to one another.
and Kathleen Stebe, also devised clever ways of measuring the properties of this unique system.
and the way they are attached to the central particle allows them to contort themselves so both sides are happy
revealed the characteristic ways in which light interacts with this nanometer scale object.""Interpreting a 2-D image,
"For instance, it could be used in manufacturing LEDS to optimize the way light is emitted, or in solar panels to improve the absorption of light by the active materials."
distribution and utilization in a wide range of applications ranging from heating to transport fuel.
and describes how the research team used nanotechnology to watch tumor stem cells respond to therapy. ee never been able to directly observe the actions of potential cancer treatments this way before,
#Electrical control of quantum bits in silicon paves the way to large quantum computers (Nanowerk News) A University of New south wales (UNSW)- led research team has encoded quantum information in silicon using simple electrical pulses for the first time,
and single-crystal structures of the ac (middle) and ab planes (bottom). Right: Output characteristics of FETS fabricated using the polycrystalline thin films as-coated (top)
#New ways to see light and store information (Nanowerk News) Reseachers from the University of Cologne,
ITBM, Nagoya University) Metal-catalyzed C-H borylation of aromatic rings is considered an efficient way to introduce functional groups to make functional molecules via a boryl moiety.
However, there has been no general way to do this up to now, "says Kenichiro Itami, the Director of the Institute of Transformative Biomolecules."
we have been trying to find ways to introduce functional groups at the para position of the benzene ring"says Yasutomo Segawa,
With the help of the new genes the yeast is capable to synthesize the high-prized, natural flavor (more than 4000 euros per kilo) in a cheap way and in useful quantities from sugar (one euro per kilo.
"With our method, the important and expensive terpenoid Nootkatone can be produced industrially in an environmentally friendly, economical and resource-saving way in useful quantities."
Because Sørensen's molecules work by way of a simple colour shift they give a very exact indication of quantity as well as location of oxygen in a tissue sample or inside a cell.
#Bio-inspired eye stabilizes robot's flight without need for an accelerometer Biorobotics researchers at the Institut des Sciences du Mouvement-Etienne-Jules Marey (CNRS/Aix-Marseille
All aircraft, from drones to the Ariane launcher, are equipped currently with an inertial measurement unit,
This allows these aircraft to stabilize their roll and pitch with respect to the horizon or rather with respect to its perpendicular:
An accelerometer measures all the accelerations of the aircraft including gravity, which is directed always toward the center of the Earth.
when driving along a motorway: the view in front is fairly stable, but looking out to either side,
By way of a brain, Beerotor has three feedback loops2, which act as three different reflexes that directly make use of the optic flow.
3) An inertial reference system is used an instrument in navigation that is able to process the measurements of a device's motion (acceleration and angular velocity) in order to estimate its orientation (angles of roll, pitch and heading.
Johns Hopkins Medicine researchers may have discovered a way to prevent rejection by using biodegradable nanoparticles that release needed medication into the eye after surgery.
Cataract and External Eye diseases at Johns Hopkins. About 60 to 80 percent of patients dont take medicine the way they are supposed to.
"researchers looked into ways to alleviate the strain of adhering to a post-surgery treatment regimen that is sometimes hard to manage.
and our study illustrates a potentially better way. The steroid-loaded nanoparticle treatment group showed no signs of corneal transplant rejection.
and medicine to look further into better ways to treat eye diseases s
#Flexible sensors turn skin into a touch-sensitive interaction space for mobile devices (w/video) If a mobile phone rings during a meeting,
and could offer industry a way to automate the design and manufacture of synthetic DNA.
The way BASIC has been designed lends itself very well to automation and high throughput processes, which is the future of synthetic biology.
and then study it, over time, in a noninvasive way, without having to administer a contrast agent."
each letter stylized in different ways or saturated with oise In a process similar to how we humans pick our friends out from a crowd,
similar to the way human neural cells generate neural electrical signals. he memory state is stored as a specific concentration profile of defects that can be moved back and forth within the memristor,
said lead researcher Prezioso. his memristor-based technology relies on a completely different way inspired by biological brain to carry on computation.
Potential applications already exist for this emerging technology, such as medical imaging, the improvement of navigation systems or even for searches based on images rather than on text.
this brain would consist of trillions of these type of devices vertically integrated on top of each other. here are so many potential applications it definitely gives us a whole new way of thinking,
The development opens the way to building devices that focus and amplify electrons just as lenses focus light
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