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News and Research in Electronics. Read about new discoveries in electronics including electronic circuits, polymer-based electronics, nanotubes and more.
Updated: 58 min 4 sec ago

Promising steps towards large scale production of graphene nanoribbons for electronics

Tue, 2019-01-22 21:15
Two-dimensional sheets of graphene in the form of ribbons a few tens of nanometers across have unique properties that are highly interesting for use in future electronics. Researchers have now for the first time fully characterized nanoribbons grown in both the two possible configurations on the same wafer with a clear route towards upscaling the production.

Mechanical engineers develop process to 3-D print piezoelectric materials

Mon, 2019-01-21 22:23
New printing technique and materials could be used to develop intelligent materials and self-adaptive infrastructures and transducers.

Smart microrobots that can adapt to their surroundings

Sat, 2019-01-19 01:25
Scientists have developed tiny elastic robots that can change shape depending on their surroundings. Modeled after bacteria and fully biocompatible, these robots optimize their movements so as to get to hard-to-reach areas of the human body. They stand to revolutionize targeted drug delivery.

New light shed on intensely studied material

Thu, 2019-01-17 19:56
The organic polymer PEDOT is probably one of the world's most intensely studied materials. Despite this, researchers have now demonstrated that the material functions in a completely different manner than previously believed. The result has huge significance in many fields of application.

Breakthrough in organic electronics

Mon, 2019-01-14 22:12
Researchers have discovered a simple new tweak that could double the efficiency of organic electronics. OLED-displays, plastic-based solar cells and bioelectronics are just some of the technologies that could benefit from their new discovery, which deals with 'double-doped' polymers.

5000 times faster than a computer

Mon, 2019-01-14 21:02
The absorption of light in semiconductor crystals without inversion symmetry can generate electric currents. Researchers have now generated directed currents at terahertz (THz) frequencies, much higher than the clock rates of current electronics. They show that electronic charge transfer between neighboring atoms in the crystal lattice represents the underlying mechanism.

Scientists develop promising new type of polymers

Mon, 2019-01-14 21:02
Organic polymers can nowadays be found in solar cells, sensors, LEDs and in many other technical applications. One specific type of polymers - known as S-PPVs - were previously regarded as promising in theory but were almost impossible to produce from a technical perspective. After many years of work, a team has now managed to identify a new chemical synthesis process for the production of S-PPVs.

Next generation photonic memory devices are light-written, ultrafast and energy efficient

Mon, 2019-01-14 20:31
Researchers have developed a 'hybrid technology' which shows the advantages of both light and magnetic hard drives. Ultra-short (femtosecond) light pulses allows data to be directly written in a magnetic memory in a fast and highly energy-efficient way. This research promises to revolutionize the process of data storage in future photonic integrated circuits.

Spintronics 'miracle material' put to the test

Fri, 2019-01-11 02:39
Researchers present two devices built using perovskite to demonstrate the material's potential in spintronic systems. Its properties, they say, bring the dream of a spintronic transistor one step closer to reality.

Saving energy by taking a close look inside transistors

Thu, 2019-01-10 20:44
Transistors are needed wherever current flows, and they are an indispensable component of virtually all electronic switches. In the field of power electronics, transistors are used to switch large currents. However, one side-effect is that the components heat up and energy is lost as a result. One way of combating this and potentially making considerable savings is to use energy-efficient transistors.

New technique offers rapid assessment of radiation exposure

Wed, 2019-01-09 21:30
Researchers have developed a new technique that allows them to assess radiation exposure in about an hour using an insulator material found in most modern electronics. The technique can be used to triage medical cases in the event of a radiological disaster.

Nanophysicists developed a high-performance organic phototransistor

Tue, 2019-01-08 23:25
Converting light into electrical signals is essential for a number of future applications including imaging, optical communication and biomedical sensing. Researchers have now developed a new molecular device enabling to detect light and translate it with high efficiency to detectable electronical current.

Excitons pave the way to more efficient electronics

Fri, 2019-01-04 21:10
After developing a method to control exciton flows at room temperature, scientists have discovered new properties of these quasiparticles that can lead to more energy-efficient electronic devices.

Controlling neurons with light -- but without wires or batteries

Thu, 2019-01-03 01:42
In optogenetics, scientists use light to turn groups of neurons in the brain on or off. New research demonstrates a new optogenetics method that eliminates the need for bulky optical fibers, gives researchers more precise control of the light's intensity, and allows for stimulating multiple areas of the brain simultaneously.

Physicists record 'lifetime' of graphene qubits

Tue, 2019-01-01 20:15
Researchers have recorded, for the first time, quantum coherence of a graphene-based superconducting qubit, meaning how long it stays in superposition to compute with two logical states simultaneously. The work is a key step forward for practical quantum computing.

Electronics of the future: A new energy-efficient mechanism using the Rashba effect

Thu, 2018-12-27 20:51
Scientists have proposed new quasi-1D materials for potential spintronic applications, an upcoming technology that exploits the spin of electrons. They performed simulations to demonstrate the spin properties of these materials and explained the mechanisms behind their behavior.

Discovery of topological LC circuits transporting EM waves without backscattering

Wed, 2018-12-26 23:58
Engineers have succeeded in fabricating topological LC circuits arranged in a honeycomb pattern where electromagnetic (EM) waves can propagate without backscattering even when pathways turn sharply. These circuits may be suitable for use as high-frequency electromagnetic waveguides, which would allow miniaturization and high integration in various electronics devices, such as mobile phones.

Looking at molecules from two sides with table-top femtosecond soft-X-rays

Fri, 2018-12-21 23:08
Researchers have successfully combined a table-top laser-based extreme high-order harmonic source for short-pulse soft-X-ray absorption spectroscopy in the water window with novel flatjet technology. They are the first to demonstrate the simultaneous probing of carbon and nitrogen atoms in organic molecules in aqueous solution.

Scientists use magnetic defects to achieve electromagnetic wave breakthrough

Thu, 2018-12-20 21:17
Scientists have created small regions of magnetic defects. When electromagnetic plane waves interact with these defects, they are converted into helical waves, which encode more information for further materials studies.

Development of MEMS sensor chip equipped with ultra-high quality diamond cantilevers

Thu, 2018-12-20 18:30
Scientists have succeeded in developing a high-quality diamond cantilever with among the highest quality (Q) factor values at room temperature ever achieved. The group also succeeded for the first time in the world in developing a single crystal diamond microelectromechanical systems (MEMS) sensor chip that can be actuated and sensed by electrical signals. These achievements may popularize research on diamond MEMS with significantly higher sensitivity and greater reliability than existing silicon MEMS.

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