or supercapacitors without an external power source and make new commercial and medical applications possible.
which was used to power light-emitting diodes, a liquid crystal display and a vehicle's keyless entry remote. The cloth worked for more than 12,000 cycles.
With enhanced light emission properties, Mos2 could be a good candidate for light emitting diode technologies.
3-D images of nanoscale objects (w/video)( Nanowerk News) To design the next generation of optical devices, ranging from efficient solar panels to LEDS to optical transistors,
"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."
Unlike conventional computers that store data on transistors and hard drives, quantum computers encode data in the quantum states of microscopic objects called qubits.
#Performance and durability combine in liquid crystal transistors (Nanowerk News) Crystalline organic semiconductors have attracted a lot of interest for convenient low-cost fabrication by printed electronics.
Now researchers at Tokyo Institute of technology and the Japan Science and Technology Agency have designed a liquid crystal molecule that produces high-performance organic field effect transistors (FETS) with good temperature resilience and relatively low device
The phase transition Studies of the field effect transistors before and after mild annealing revealed an improvement in carrier mobility by over an order of magnitude.
the researchers concluded that crystal-to-crystal phase change from a monolayer to a bilayer structure was improved responsible for the transistor performance in annealed devices s
"Silicon based chips and transistors have been at the heart of all electronic devices since the 1950s.
Today the most commercially successful organic electronic devices are OLEDS (organic light emitting diodes) found in smart phone displays.
Key to this technology is the memristor (a combination of emoryand esistor, an electronic component whose resistance changes depending on the direction of the flow of the electrical charge.
Unlike conventional transistors, which rely on the drift and diffusion of electrons and their holes through semiconducting material,
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,
and memory storage devices users will continue to seek long after the proliferation of digital transistors predicted by Moore Law becomes too unwieldy for conventional electronics. he exciting thing is that,
Yap says this study is a continuation of past research into making transistors without semiconductors.
#New 2d transistor material made using precision lasers Molybdenum ditelluride (Mote2) is a crystalline compound that
if pure enough can be used as a transistor. Its molecular structure is an atomic sandwich made up of one molybdenum atom for every two tellurium atoms HY1.
especially transistors. A TMD crystal follows an MX2 format: there is one transition metal, represented by M m can be Tungsten, Molybdenum, etc.)
With this method, the team was able to create a 2d transistor that utilized an amalgamation of both the semiconducting properties of the 2h-Mote2 material as well as the high conductivity of the 1t'-Mote2("Phase patterning for ohmic homojunction contact
The dual-phase Mote2 transistor looks promising for use in new electronic devices as demand for components increases for materials that are small, light and extremely energy efficient n
"And it doesn't even need diodes or selectors, making it one of the easiest ultradense memories to construct.
These negatively charged ions produce an electric field that effectively serves as a diode to hinder error-causing crosstalk.
who led the WISE study and whose previous work identifying recycled planetary dust, known as debris disks, around close to a hundred other star systems, puts the discovery of the exoplanet in context.
#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,
T Venky Venkatesan led to the discovery of this new magnetic phenomenon by growing perfectly-crystalline atomic layers of a manganite, an oxide of lanthanum and manganese {Lamno3},
This shift of electric charge occurs as the manganese atomic layers form atomically charged capacitors leading to the build up of an electric field, known as polar catastrophe
because it represents a new way of combining elemental materials to form the building blocks of energy storage technology--such as batteries, capacitors and supercapacitors,
This roximity magnetismeffect could create an energy gap, a necessary feature for transistors, in a topological insulator, making it possible to turn a device off and on as a potential building block for spintronics,
Possible applications of the new findings include the creation of spintronics, transistors based on the spin of particles rather than their charge.
They are made traditionally using diodes or transistors which act as electronic switches.""This research expands how DNA could be used as a switching mechanism for a logic gate in DNA-based computing or in nano-technology
and Holst Centre to link standard (rigid) LEDS into a flexible and stretchable display. The LED displays are fabricated on a polyimide substrate
Smaller LEDS are mounted now on an amorphous indium-gallium-zinc oxide (a-IGZO) TFT backplane that employs a two-transistor
and one capacitor (2t-1c) pixel engine to drive the LEDS. These second-generation displays offer higher pitch and increased, average brightness.
The success of this Cdse/Cds nanoparticle-based LSC system led to a partnership between Berkeley Lab, the University of Illinois, Caltech and the National Renewable energy Lab (NREL) on a new solar
Current transistors consist of only a handful of atoms. It is a major challenge to produce chips in
which the millions of transistors have the same characteristics, and thus to make the chips operate properly.
that can be used to shield sensitive electronic components from heat dissipation. Additionally, the researchers found that their active thermal cloaking was limited not by the shape of the object being hidden.
For example, to print a functional"wearable device including its electronic components, a 3d printer would need to seamlessly transition from the flexible material that moves with the wearer joints to the rigid material that holds the electronic components.
It would also need to embed electrical circuitry with multiple inks of varying conductivity and resistivity,
and LEDS operating under the focal point of an optical lens. The solar-to-electricity conversion efficiency of this CPV module is as high as 31%.
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."
A key advantage of the UNSW approach is that they have reconfigured the'transistors'that are used to define the bits in existing silicon chips,
"The silicon chip in your smartphone or tablet already has around one billion transistors on it, with each transistor less than 100 billionths of a metre in size,"said Dr Menno Veldhorst,
a UNSW Research Fellow and the lead author of the Nature paper.""We've morphed those silicon transistors into quantum bits by ensuring that each has only one electron associated with it.
We then store the binary code of 0 or 1 on the'spin'of the electron,
"While the transistors used in radio frequency (RF) circuits can be made flexible and stretchable using several techniques already demonstrated, the main component of the communication circuit,
alerting the wearer by turning on an LED light("Ultrasensitive and Highly Selective Graphene-Based Single Yarn for Use in Wearable Gas Sensor").
Exposure of these specially-treated fabrics to nitrogen dioxide led to a change in the electrical resistance of the reduced graphene oxide.
"Some researchers have wanted to make transistors out of carbon nanotubes but the problem is that they grow in all sorts of directions,
and field-effect transistors, the authors report t
#Researchers create transplantation model for 3-D printed constructs Using sugar, silicone and a 3-D printer,
graduate student Jayer Fernandes and recent graduate Aditi Kanhere--are exploring ways to integrate the lenses into existing optical detectors and directly incorporate silicon electronic components into the lenses themselves s
graduate student Jayer Fernandes and recent graduate Aditi Kanhere--are exploring ways to integrate the lenses into existing optical detectors and directly incorporate silicon electronic components into the lenses themselves s
who led the current research. hey found the lesions were very persistent in DNA, meaning we don have a repair system to take them out,
but this strategy limits how efficient they can be. he best microprocessors you can buy in a store now can do 1011 operations per second
Now, van der Wiel and his colleagues have enabled a clump of gold grains to handle bits of information in the same way that conventional microprocessors do.
Then the gold effectively forms a network of transistors that lacks the strict order of connections in a regular microchip,
but this limits their efficiency. he best microprocessors you can buy in a store now can do 1011 operations per second,
the gold behaved like a network of transistors but without the strict sequence of connections in a regular microchip.
monolithic approach Previous efforts to combine the efficiency of compound semiconductor lasing structures with the scalability of a silicon substrate have focused largely on flip-chipping of prefabricated diodes,
while the LED LIGHTS make sure there is enough unlightall-year round. Their website reads: Farmedhere produce is grown indoors in urban facilities, away from the bugs, diseases, pesticides,
"Some researchers have wanted to make transistors out of carbon nanotubes, but the problem is that they grow in all sorts of directions,
The use of low cost components such as LEDS reflectors, and USB detectors, combined with the all-plastic housing and lenses will allow for future versions of the prototype to be mass-produced.
Phosphors are common light emitters used in light bulbs, LEDS and elsewhere. They are extremely efficient
We also fabricated transistor structures onto the Mos2 films and proved that indeed our analysis is correct.
who led the 17-person research team responsible for the achievement. Benjamin Tee, a recent doctoral graduate in electrical engineering;
In that setup, binary bits are defined by tiny semiconductor devices known as transistors. About 1 billion of these transistors has been packed onto each silicon chip in your smartphone or computer.
Quantum bits, on the other hand are defined by the spin of a single electron. But by reconfiguring traditional transistors to only be associated with one electron,
Dzurak and his team were able to have them define qubits instead. ee morphed those silicon transistors into quantum bits by ensuring that each has only one electron associated with it.
We then store the binary code of 0 or 1 on the'spin'of the electron,
The team then showed that they could use metal electrodes on these transistors to control the qubits
which has traditionally been used for applications including transistors and solar cells. With the use of lithium ions as dopant, researchers found it offered significant electronic conductivity
and see widespread applications, especially in energy-related ones such as batteries, supercapacitors and thermoelectrics.""The basic polymer used in the work was discovered in 2009;
. Although naphthalene-bithiophene has been used for transistors and other applications since its discovery, this is the first time it has been converted for use in energy storage.
but fell far short of the level of purification necessary to make useful electronic components. Very recent approaches offer the right level of purification
They tested it by building arrays of transistors he said.""You end up with a device that can switch on and off as expected, based on purely semiconducting character,
Unlike conventional computers that store data on transistors and hard drives, quantum computers encode data in the quantum states of microscopic objects called qubits.
but lacking both led to catastrophic deficiencies.""We now have clear evidence that these genes cooperate to develop a healthy blood system,
which is why I believe that we have succeeded in making an important step toward a genuine molecular electronic component."
using LED LIGHTS to transmit information. It could be integrated with existing Wi-fi systems to reduce bandwidth problems in crowded locations, such as airport terminals or coffee shops,
using LED LIGHTS to transmit information. The technology could be integrated with existing Wifi systems to reduce bandwidth problems in crowded locations
Experts say that recent advances in LED TECHNOLOGY have made it possible to modulate the LED light more rapidly,
The prototype, called Wifo, uses LEDS that are beyond the visual spectrum for humans and creates an invisible cone of light about one meter square in
the researchers created a hybrid system that can switch between several LED transmitters installed on a ceiling,
as it allows for the production of fast, low-power and flexible transistors at a remarkably low cost.
However, this is not the case of the latest cutting-edge devices such as ultra-precise biosensors, single electron transistors, molecular circuits and quantum computers.
He adds that this can be generated using specific terahertz devices, such as diodes or lasers. However, for spectroscopy applications,
"says Professor for Biomedical Physics Franz Pfeiffer of the Technical University of Munich in Germany, who led the new study published April 20 in the Proceedings of the National Academy of Sciences."
The base includes LED LIGHTS, microcontrollers, gears, circuitry and a USB port. Control of the device is automated through an app the researchers developed for this purpose.
This opens the door to a memory system that can be packed onto a microprocessor, a major step toward the goal of reducing energy dissipation in modern electronics."
#New 2d transistor material made using precision lasers Last year a multi-discipline research team led by South korea's Institute for Basic Science (IBS) Center for Integrated Nanostructure Physics
which makes them ideal for making electrical components, especially transistors. A TMD crystal follows an MX2 format:
the team was able to create a 2d transistor that utilized an amalgamation of both the semiconducting properties of the 2h-Mote2 material as well as the high conductivity of the 1t'-Mote2.
The dual-phase Mote2 transistor looks promising for use in new electronic devices as demand for components increases for materials that are small, light and extremely energy efficient e
"In their setup, instead of xenon-powered flash the team used two LEDS. One LED activates the quantum dots
when it flashes (you could say this LED gives the quantum dots red eye). At the same time, a second, different color LED flash illuminates metallic orientation marks placed on the surface of the semiconductor wafer the dots are embedded in.
Then a sensitive camera snaps a 100-micrometer by 100-micrometer picture. By cross-referencing the glowing dots with the orientation marks,
#Fiber-like light emitting diodes for wearable displays A research team at Korea Advanced Institute of Science
and Technology (KAIST) has developed fiber-like light emitting diodes, applicable to wearable displays. Professor Kyung-Cheol Choi and his research team from the School of Electrical engineering at KAIST have developed fiber-like light emitting diodes,
which can be applied in wearable displays. The research findings were published online in the July 14th issue of Advanced Electronic Materials.
and developed a fiber-like light emitting diode that has the characteristics of both fabrics and displays.
"Our research will become a core technology in developing light emitting diodes on fibers, which are fundamental elements of fabrics.
#New optical chip lights up the race for quantum computer The microprocessor inside a computer is a single multipurpose chip that has revolutionized people's life,
is significant because it represents a new way of combining elemental materials to form the building blocks of energy storage technology--such as batteries, capacitors and supercapacitors,
opening the way to plasmonic counterparts of electronic components.""Potentially, we hope to achieve logic gates, which underpin all processing circuits,
This excited the quantum dot and led to the emission of a stream of individual photons.
and manipulate,"said Michael Todhunter, Phd, who led the new study with Noel Jee, Phd,
MD, Phd, chief of the Division of Infectious diseases & International Health at the University of Virginia led to the idea of applying an innovative cancer science technique to the study of infectious disease.
scientists eventually hope to make very fast transistors, semiconductors, sensors and transparent electrodes using graphene.""This is an amazing material,
scientists eventually hope to make very fast transistors, semiconductors, sensors and transparent electrodes using graphene.""This is an amazing material,
#Nano-dunes with the ion beam Many semiconductor devices in modern technology--from integrated circuits to solar cells and LEDS--are based on nanostructures.
for example, is used in producing high-speed and high-frequency transistors, photocells or light-emitting diodes.""One could compare ion bombardment with sand blasting.
a reminder of nature's course that led to most of us. Once the egg is released from an ovary
to a rigid material that accommodates the electronic components. It would also need to be embed able to electrical circuitry using multiple inks of varying conductivity and resistivity,
and the respondent answers"yes"or"no"by focusing on one of two flashing LED LIGHTS attached to the monitor,
and characterization of atomically thin 2d hybrid perovskites and introduces a new family of 2d solution-processed semiconductors for nanoscale optoelectronic devices, such as field effect transistors and photodetectors."
A key advantage of the UNSW approach is that they have reconfigured the'transistors'that are used to define the bits in existing silicon chips,
"The silicon chip in your smartphone or tablet already has around one billion transistors on it, with each transistor less than 100 billionths of a metre in size,"said Dr Menno Veldhorst,
a UNSW Research Fellow and the lead author of the Nature paper.""We've morphed those silicon transistors into quantum bits by ensuring that each has only one electron associated with it.
We then store the binary code of 0 or 1 on the'spin'of the electron,
#Liquid cooling moves onto the chip for denser electronics Using microfluidic passages cut directly into the backsides of production field-programmable gate array (FPGA) devices,
Georgia Institute of technology researchers are putting liquid cooling right where it's needed the most--a few hundred microns away from where the transistors are operating.
"We have eliminated the heat sink atop the silicon die by moving liquid cooling just a few hundred microns away from the transistors.
an organic compound found in plants, bacteria, algae and trees, to build more efficient and longer-lasting energy storage devices or supercapacitors.
This can be used to produce more sustainable capacitor devices with higher power density and faster charging abilities compared to rechargeable batteries.
Lightweight and high-power density capacitors are of particular interest for the development of hybrid and electric vehicles.
The AC to DC conversion is done by an electronic component called a rectifier. Similarly, electromagnetic oscillations in the air can be turned into DC current by a device called a rectenna,
The use of low cost components such as LEDS reflectors, and USB detectors, combined with the all-plastic housing and lenses will allow for future versions of the prototype to be mass-produced d
The researchers used the electrical pulses to modulate the frequency of a light-emitting diode. In their proof-of-concept study, they sent light from the LED through an optical fiber to stimulate neurons in mouse brain slices.
The nerve cells in these samples were decorated with engineered channelrhodopsins that open in response to light,
the LEDS were bright!).There no word on pricing yet, but Sharp expects to ship Robohon in the first half of 2016.
LED LIGHTS change color to indicate when it time to stop listening. That a useful feature for parents until the child figures out how to deactivate
and led to its cure. hese new findings demonstrate that by inhibiting Pin1, you can degrade this fusion oncogene,
and might one day lead to microprocessors that are 100 times smaller than the ones in today computers.
That project led to research collaborations and funding support from Mayo Clinic in Arizona. The measurements would help in the diagnosis
The worst historic effect of this kind led to the huge destruction in Mexico city during an earthquake in 1985.
and consisting of an application-specific integrated circuit (ASIC) chip and a controller. he unit is designed to record high-resolution readings from up to 40 capacitive sensors across an extremely wide value range,
The ASIC collects the measurement data and the controller transmits it wirelessly to a smartphone or tablet,
The base included LED LIGHTS microcontrollers, gears, circuitry and a USB port. Control of the device is automated through an app the researchers developed for this purpose.
With a single touch of the screen by the healthcare worker, the phone communicates wirelessly via Bluetooth to controllers in the base to process
This opens the door to a memory system that can be packed onto a microprocessor, a major step toward the goal of reducing energy dissipation in modern electronics. o reduce the power draw
who led the current research. hey found the lesions were very persistent in DNA, meaning we don have a repair system to take them out,
or corrosion damage or in energy technology to build new electrolytes for rechargeable batteries or enhanced dielectrics for supercapacitors.
and it lit up 22 to 55 light-emitting diodes
#Major Innovation in Molecular Imaging Delivers Spatial and Spectral Info Simultaneously Using physical chemistry methods to look at biology at the nanoscale,
and manipulate, said Michael Todhunter, Phd, who led the new study with Noel Jee, Phd,
This excited the quantum dot and led to the emission of a stream of individual photons.
with logic boards and microprocessors representing neural circuits and neurons, respectively. While this analogy has served neuroscience well in the past,
a device that combines the functions of an antenna and a rectifier diode to convert light directly into DC current.
and fabricating a matching rectifier diode small enough and able to operate fast enough to capture the electromagnetic wave oscillations.
Ultra-low capacitance, on the order of a few attofarads, enables the 10-nanometer diameter diode to operate at these exceptional frequencies. rectenna is basically an antenna coupled to a diode
that usually means a nanoscale antenna coupled to a metal-insulator-metal diode, Cola explained. he closer you can get the antenna to the diode,
the more efficient it is. So the ideal structure uses the antenna as one of the metals in the diode
which is the structure we made. The rectennas fabricated by Cola group are grown on rigid substrates,
and grow them precisely in intricate patterns required for the device you want, such as thin-film transistors or light-emitting diodes. a
#New technology enables people to take own blood samples at home A world-first prototype for taking accurate blood samples at home has been developed by a Tasmanian-led research partnership.
capacitors and inductors) that could one day replace transistor-based flash memory, used in USB drives, SD cards and SSD hard drives. asically,
and previously led work on the Chrome browser and operating system and Android. Alphabet other subsidiariest not clear just how many will bere a grab bag of attempts to shake up the world using new technologies.
And while Black Friday chaos online led to websites crashing, bedlam on the highstreet tends to be a lot more troublesome.
Bao and her colleagues demonstrated that the sensors could relay pressure signals to the mammalian nervous system by linking them to a blue LED light that in turn stimulated slices of mouse brain that had been engineered to respond to those wavelengths.
he said. nd it doesn need even diodes or selectors, making it one of the easiest ultradense memories to construct.
and stand by staring at one of five flickering light emitting diodes (LEDS). The results delivered by scientists at Korea University
Each of the five LEDS are said to flicker at a different frequency, and when the user focusses their attention on a specific LED this frequency is reflected within the EEG readout.
This signal is identified and used to control the exoskeleton. The researchers say that a key problem has been separating these precise brain signals from those associated with other brain activity,
but the frequency of the flickering LED within this signal. Although the paper reports tests on healthy individuals,
graduate student Jayer Fernandes and recent graduate Aditi Kanhere-are exploring ways to integrate the lenses into existing optical detectors and directly incorporate silicon electronic components into the lenses themselves e
#Boffins have made optical transistors that can reach 4 TERAHERTZ Aluminum-doped zinc oxide is the key to building faster, optical chips, according to researchers at Purdue University, Indiana.
They've modelled an all-optical, CMOS-compatible transistor capable of 4thz speeds, potentially more than 1, 000 times faster than silicon transistors.
previous optical transistors have used electrical control and optics for data. This has inhibited the switching speed.
and according to the researchers, the optical transistors have a tunable dielectric permittivity compatible with all telecoms infrared (IR) standards. e are pretty far away from building anything resembling an processor.
In fact our transistor is only simulation at the current time, "said doctoral candidate Nate Kinsey, in conversation with El Reg."
He explained that one issue is that the transistor is controlled with UV LIGHT, and this is really not that practical for a highly integrated device.
We envisioned our switch being more of use for ultra-small signal encoding, say in like a data centre".
so that the output of one transistor can control another"."""This is how you would build logical circuits.
Electrical transistors are limited by the RC delay time while the limiting mechanism for optical system is recombination time.
#Gallium nitride and Sol-Gel Transistors to Change Electronics and Energy consumption Cambridge Electronics, Inc. CEI), whose motto is"Dream it.
and transistors found in all the computing devices of our modern world. CEI, through Gan, hopes to change because not only is the material more efficient in light emission,
it also handles power more efficiently than any silicon-based transistor. Over nine years CEI has been perfecting Gan
and today it can outperform silicon providing 1/10th the resistance of silicon transistors. This means faster switches
Hybrid Silica Changing Sol-Gel Supercapacitors A new material made from a common fatty acid, octylphosphonic acid,
may soon be found in supercapacitors used in electromagnetic propulsion, electric vehicles, defibrillators and other instant quick-discharge devices.
this is the first time I've seen a capacitor beat a battery on energy density.""The research into sol-gel supercapacitors appeared in the July 14th edition of the journal, Advanced Energy Materials.
Now the question becomes, can the materials be scaled up and become cost competitive e
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