Current Electrodes News and Events

Current Electrodes News and Events, Electrodes News Articles.
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Eliminating microplastics in wastewater directly at the source
A research team from the Institut national de la recherche scientifique (INRS) has developed a process for the electrolytic treatment of wastewater that degrades microplastics at the source. The results of this research have been published in the Environmental Pollution journal. (2021-01-18)

Scientists synthetize new material for high-performance supercapacitors
Scientists of Tomsk Polytechnic University jointly with colleagues from the University of Lille (Lille, France) synthetized a new material based on reduced graphene oxide (rGO) for supercapacitors, energy storage devices. The rGO modification method with the use of organic molecules, derivatives of hypervalent iodine, allowed obtaining a material that stores 1.7 times more electrical energy. The research findings are published in Electrochimica Acta academic journal (IF: 6,215; Q1). (2021-01-15)

New process more efficiently recycles excess CO2 into fuel, study finds
For years, researchers have worked to repurpose excess atmospheric carbon dioxide into new chemicals, fuels and other products traditionally made from hydrocarbons harvested from fossil fuels. The recent push to mitigate the climactic effects of greenhouse gases in the atmosphere has chemists on their toes to find the most efficient means possible. A new study introduces an electrochemical reaction, enhanced by polymers, to improve CO2-to-ethylene conversion efficiency over previous attempts. (2021-01-11)

Liquid metal ink liberates form
POSTECH-Yonsei University joint research team develops liquid metal ink for 3D circuit lines. (2021-01-10)

Detecting COVID-19 antibodies in 10-12 seconds
Researchers at Carnegie Mellon University report findings on an advanced nanomaterial-based biosensing platform that detects, within seconds, antibodies specific to SARS-CoV-2, the virus responsible for the COVID-19 pandemic. In addition to testing, the platform will help to quantify patient immunological response to the new vaccines with precision. (2021-01-08)

How our brains track where we and others go
As COVID cases rise, physically distancing yourself from other people has never been more important. Now a new UCLA study reveals how your brain navigates places and monitors someone else in the same location. (2020-12-23)

Even after long-term exposure, bionic touch does not remap the brain
A new study by neuroscientists at the University of Chicago and Chalmers University of Technology demonstrates that the brain does not remap itself even with long-term bionic limb use, posing challenges for the development of realistic prosthetic limbs. (2020-12-22)

Scientists suggested a method to improve performance of methanol fuel cells
Fuel cells based on methanol oxidation have a huge potential in the motor and technical industries. To increase their energy performance, scientists suggest using electrodes made of thin palladium-based metallic glass films. A group of researchers from Far Eastern Federal University (FEFU), Austria, Turkey, Switzerland, and the UK has developed a new metallic glass for this application. The results were reported in the Nanoscale journal. (2020-12-22)

Electron-producing microbes power sustainable wastewater treatment
WSU researchers have developed a sustainable wastewater treatment system that relies on electron-producing microbial communities to clean the water. The work could someday lead to reduced reliance on the energy-intensive processes that are used to move and treat wastewater, which accounts for as much as two percent of the total electrical energy consumption in the United States. (2020-12-17)

Making cheaper, biocompatible E-skin electrodes
DGIST materials scientists and colleagues in Korea have improved electrical conductivity in a polymer electrode for E-skin applications. Their approach is simple and cheap, but further enhancements are needed for the polymer to become a viable alternative to more expensive gold electrodes. The scientists published their findings in the journal Biosensors and Bioelectronics. (2020-12-10)

Tiny bubbles on electrodes key to speeding up chemical processes
New Curtin University-led research has shown the formation of bubbles on electrodes, usually thought to be a hindrance, can be beneficial, with deliberately added bubbles, or oil droplets, able to accelerate processes such as the removal of pollutants such as hydrocarbons from contaminated water and the production of chlorine. (2020-12-10)

Dogs may never learn that every sound of a word matters
Despite their excellent auditory capacities, dogs do not attend to differences between words which differ only in one speech sound (e.g. dog vs dig), according to a new study by Hungarian researchers measuring brain activity with non-invasive electroencephalography (EEG) on awake dogs. This might be a reason why the number of words dogs learn to recognize typically remains very low throughout their life. (2020-12-08)

Restoring a rudimentary form of vision in the blind
Restoration of vision in blind people through a brain implant is on the verge of becoming reality. Recent discoveries at the Netherlands Institute for Neuroscience (NIN) show that newly developed high-resolution implants in the visual cortex make it possible to recognize artificially induced shapes and percepts. The findings were published in Science on 3 December. (2020-12-03)

High-definition brain prosthesis demonstrates artificial shape perception in monkeys
An implant packed with more than 1000 tiny, brain-stimulating electrodes generates recognizable perceptions of motion and complex shapes - including letters of the alphabet - in a monkey's mind. (2020-12-03)

Human Brain Project-supported innovation published in Science
Human Brain Project research has helped lay the foundation for a brain implant that could one day give blind people their sight back. Recent discoveries at the Netherlands Institute for Neuroscience (NIN) show that in monkeys, newly developed high-resolution implants in the visual cortex make it possible to recognize artificially induced images. The findings were published in Science on 3 December. For further development towards application in humans, the high-resolution 3D digital brain atlases of HBP's EBRAINS Research Infrastructure will become instrumental. (2020-12-03)

ETRI, DGIST develop new electrode structure for all-solid-state secondary battery
South Korean researchers have developed a new type of electrode structure for all-solid-state secondary batteries. If this technology is adopted, the energy density of the batteries could increase significantly when compared to existing technologies, contributing tremendously to the development of high-performance secondary batteries. (2020-12-02)

Patterning method could pave the way for new fiber-based devices, smart textiles
Multimaterial fibers that integrate metal, glass and semiconductors could be useful for applications such as biomedicine, smart textiles and robotics. But because the fibers are composed of the same materials along their lengths, it is difficult to position functional elements, such as electrodes or sensors, at specific locations. Now, researchers reporting in ACS Central Science have developed a method to pattern hundreds-of-meters-long multimaterial fibers with embedded functional elements. (2020-11-25)

Which speaker are you listening to? Hearing aid of the future uses brainwaves to find out
In a noisy room with many speakers, hearing aids can suppress background noise, but they have difficulties isolating one voice - that of the person you're talking to at a party, for instance. Researchers at KU Leuven, Belgium, have now addressed that issue with a technique that uses brainwaves to determine within one second whom you're listening to. (2020-11-24)

Creating higher energy density lithium-ion batteries for renewable energy applications
Lithium-ion batteries that function as high-performance power sources for renewable applications, such as electric vehicles and consumer electronics, require electrodes that deliver high energy density without compromising cell lifetimes. In the Journal of Vacuum Science and Technology A, researchers investigate the origins of degradation in high energy density LIB cathode materials and develop strategies for mitigating those degradation mechanisms and improving LIB performance. (2020-11-24)

Perfect imperfection: Electrode defects boost resistive memory efficiency
Resistive switching memory devices offer several advantages over the currently used computer memory technology. Researchers from the MIPT Atomic Layer Deposition Lab have joined forces with colleagues from Korea to study the impact of electrode surface morphology on the properties of a resistive switching memory cell. It turned out that thicker electrodes have greater surface roughness and are associated with markedly better memory cell characteristics (2020-11-23)

Sensors get a laser shape up
Laser writing breathes life into high-performance sensing platforms. (2020-11-15)

Anions matter
Metal-ion hybrid capacitors combine the properties of capacitors and batteries. One electrode uses the capacitive mechanism, the other the battery-type redox processes. Scientists have now scrutinized the role of anions in the electrolyte. The results, which have been published in the journal Angewandte Chemie, reveal the importance of sulfate anions. Sulfate-based electrolytes gave zinc-ion hybrid capacitors outstanding performance and extra-long operability. (2020-11-13)

Convenient antioxidant capacity measurement of food
Japanese researchers have developed a system to quickly and easily measure the antioxidant capacity of food. The new electrochemical system uses Bicontinuous Microemulsion (BME), where a mixture of water and oil is gelated and integrated with a sheet-type electrode. This system can easily be used by anyone anywhere and is expected to be used for quality control in the production, manufacturing and sale of food products. (2020-11-12)

Improving high-energy lithium-ion batteries with carbon filler
Lithium-ion batteries are the major rechargeable power source for many portable devices as well as electric vehicles, but their use is limited, because they do not provide high power output while simultaneously allowing reversible energy storage. Research reported in Applied Physics Reviews aims to offer a solution by showing how the inclusion of conductive fillers improves battery performance. (2020-11-10)

Creating 3D virtual personas of all-solid-state batteries, building a better tomorrow
Scientists are eyeing all-solid-state-lithium batteries as a safer alternative to conventional lithium-ion batteries; but their performance needs much improvement. Now, with the 3D digital twin technology that a team from Korea has developed, a 3D digital replica of the real thing can be developed, and their solid interface microstructures can be studied in detail, potentially accelerating their advancement manifold. (2020-11-09)

New insight into how brain neurons influence choices
By studying animals choosing between two drink options, researchers at Washington University School of Medicine in St. Louis have discovered that the activity of certain neurons in the brain leads directly to the choice of one option over another. The findings could lead to better understanding of how decision-making goes wrong in conditions such as addiction and depression. (2020-11-02)

Boosting the capacity of supercapacitors
Carefully designed covalent organic frameworks could make supercapacitor electrodes that have a greater ability to store electric charge. (2020-11-01)

Smart tablecloth can find fruit and help with watering the plants
This interactive fabric can identify items and find lost valuables. When an object or an object's status is determined, the fabric can trigger a desired action or prompt. (2020-10-30)

Performance test for neural interfaces
Freiburg researchers develop guidelines to standardize analysis of electrodes. (2020-10-28)

Optical wiring for large quantum computers
Researchers at ETH have demonstrated a new technique for carrying out sensitive quantum operations on atoms. In this technique, the control laser light is delivered directly inside a chip. This should make it possible to build large-scale quantum computers based on trapped atoms. (2020-10-22)

Nonverbal doctor-patient rapport relieved pain during acupuncture treatment
When 22 acupuncture clinicians and 23 patients seeking pain relief mirrored each other's facial expressions during acupuncture treatment, patients experienced less pain, according to a new study. Additionally, brain activity involved in representing the mental state of others, which is key for empathy and compassion, became more aligned after the doctor and (2020-10-21)

Sludge-powered bacteria generate more electricity, faster
A new electroactive bacterium could help fuel wastewater treatment reactors. (2020-10-19)

LiU researchers first to develop an organic battery
Researchers at the Laboratory of Organic Electronics, Linköping University, have for the first time demonstrated an organic battery. It is of a type known as a 'redox flow battery', with a large capacity that can be used to store energy from wind turbines and solar cells, and as a power bank for cars. An article now published in Advanced Functional Materials. (2020-10-15)

The perfect angle for e-skin energy storage
Researchers at DGIST have found an inexpensive way to fabricate tiny energy storage devices that can effectively power flexible and wearable skin sensors along with other electronic devices, paving the way towards remote medical monitoring & diagnoses and wearable devices. Their findings were published in the journal Nano Energy. (2020-10-12)

One electrode fits all functional groups
IBS and KAIST researchers employed the gold electrode and attached the target molecules onto the electrode. Just like functional groups generate diverse electronic effects, one electrode fits all reactions as the single electrode can behave like multiple functional groups just with the switch of applied voltage. (2020-10-08)

New findings pave the way to environmentally friendly supercapacitors
Similar to batteries, supercapacitors are suitable for the repeated storage of electrical energy. TU Graz researchers have presented a particularly safe and sustainable variant of such a supercapacitor in Nature Communications. (2020-10-07)

Two-dimensional MXene as a novel electrode material for next-generation display
Two-dimensional MXene as a novel electrode material for next-generation display. (2020-10-05)

INRS researchers develop a new membraneless fuel cell
The research team of INRS (Institut national de la recherche scientifique) professor Mohamed Mohamedi has designed a green membraneless fuel cell that uses oxygen from the air. The results of this innovative microfluidic application -- a first in Canada -- were published in Renewable and Sustainable Energy Reviews. (2020-09-29)

Generating renewable hydrogen fuel from the sea
The power of the sun, wind and sea may soon combine to produce clean-burning hydrogen fuel, according to a team of Penn State researchers. The team integrated water purification technology into a new proof-of-concept design for a sea water electrolyzer, which uses an electric current to split apart the hydrogen and oxygen in water molecules. (2020-09-29)

Recording thousands of nerve cell impulses at high resolution
ETH Zurich researchers have developed a new generation of microelectrode-array chips for measuring nerve impulses, enabling studies of how thousands of nerve cells interact with each other. (2020-09-28)

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