Current Supercapacitors News and Events

Current Supercapacitors News and Events, Supercapacitors News Articles.
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Highway tunnel for ions
We live in modern times, that is full of electronics. Smartphones, laptops, tablets, and many other devices need electrical energy to operate. Portable devices made our lives easier, so novel solutions in clean energy and its storage are desirable. Lithium-ion (Li-ion) batteries are the most common solutions that dominate the global market and are a huge problem due to their insufficient recovery. (2021-02-16)

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)

Supercapacitors challenge batteries
A team working with Roland Fischer, Professor of Inorganic and Metal-Organic Chemistry at the Technical University Munich (TUM) has developed a highly efficient supercapacitor. The basis of the energy storage device is a novel, powerful and also sustainable graphene hybrid material that has comparable performance data to currently utilized batteries. (2021-01-04)

Waste to treasure: Crayfish shells to store energy
Other than a spicy night snack, the crayfish has been endowed with greater significance. Prof. ZHU Xifeng's team from University of Science and Technology of China made it possible to use crayfish shell as the biological template for high-performance supercapacitors. (2020-12-21)

Stretchable micro-supercapacitors to self-power wearable devices
A stretchable system that can harvest energy from human breathing and motion for use in wearable health-monitoring devices may be possible, according to an international team of researchers, led by Huanyu ''Larry'' Cheng, Dorothy Quiggle Career Development Professor in Penn State's Department of Engineering Science and Mechanics. (2020-12-08)

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)

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)

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)

Lightweight green supercapacitors could charge devices in a jiffy
In a new study, researchers at Texas A&M University have described their novel plant-based energy storage device that could charge even electric cars within a few minutes in the near future. Furthermore, they said their devices are flexible, lightweight and cost-effective. (2020-09-08)

Scientists develop low-temperature resisting aqueous zinc-based batteries
A research group led by Prof. LI Xianfeng from the Dalian Institute of Chemical Physics (DICP) of the Chinese Academy of Sciences (CAS) developed a low-temperature resisting, cost-effective, safe and eco-friendly hybrid electrolyte for aqueous zinc-based batteries. (2020-08-30)

Faster, more efficient energy storage could stem from holistic study of layered materials
A team led by Oak Ridge National Laboratory developed a novel, integrated approach to track energy-transporting ions within an ultra-thin material, which could unlock its energy storage potential leading toward faster charging, longer lasting devices. (2020-08-25)

Upcycling plastic waste toward sustainable energy storage
UC Riverside engineering professors Mihri and Cengiz Ozkan and their students have been working for years on creating improved energy storage materials from sustainable sources, such as glass bottles, beach sand, Silly Putty, and portabella mushrooms. Now they have turned plastic soda bottles into a nanomaterial for use in batteries. Though they don't store as much energy as lithium-ion batteries, supercapacitors made with the material can charge much faster. (2020-08-11)

Novel approach improves graphene-based supercapacitors
An efficient in situ pathway to generate and attach oxygen functional groups to graphitic electrodes for supercapacitors by inducing hydrolysis of water molecules within the gel electrolyte. (2020-08-03)

Russian scientists identified energy storage mechanism of sodium-ion battery anode
Scientists unveiled pseudocapacitive behavior of hard carbon anode materials for sodium-ion batteries (SIB), a new promising class of electrochemical power sources. Their findings along with the anode manufacturing method developed by the same team will help bring closer the SIB commercialization. (2020-07-21)

Orderly arranged bead-chain ternary nanocomposites for supercapacitors
In a paper published in NANO, a group of researchers from Jiangsu University of Technology, China have developed novel Cu2O-Mn3O4-NiO ternary nanocomposites by electrostatic spinning technology, which improved the performance of supercapacitors electrode materials. (2020-07-17)

Alternative to nitrogen: Oxygen plasma can improve the properties of electrode materials
A group of scientists from Skoltech and Lomonosov Moscow State University (MSU) showed that nitrogen is not the only element that can help enhance the specific capacitance of supercapacitors. (2020-06-25)

High performance sodium-ion capacitors based on Nb2O5 nanotubes@carbon cloth
Nb2O5 nanotubes and nanowire-to-nanotube homojunctions were directly grown on carbon cloth (CC) from a simple hydrothermal process by adjusting the pH value and adding pyridine as growth regulator. The assembled Nb2O5@CC nanotubes//activated carbon (AC) sodium-ion capacitor with high energy/power densities of 195 Wh kg-1 and 7328 W kg-1 was released by Di Chen et al. in Science China Materials. (2020-06-17)

Lightning in a (nano)bottle: new supercapacitor opens door to better wearable electronics
Researchers from Skoltech, Aalto University and Massachusetts Institute of Technology have designed a high-performance, low-cost, environmentally friendly, and stretchable supercapacitor that can potentially be used in wearable electronics (2020-06-11)

Supercapacitor promises storage, high power and fast charging
A new supercapacitor based on manganese oxide could combine the storage capacity of batteries with the high power and fast charging of other supercapacitors, according to researchers at Penn State and two universities in China. (2020-05-05)

Development of attachable sticker-type rechargeable batteries
Dr. Yoon Hana at Korea Institute of Energy Research(KIER), Professor Kim Young-Jin at Korea Advanced Institute of Science and Technology(KAIST) and Professor Kim Seungchul at Pusan National University(PNU) jointly developed 're-attachable micro-supercapacitors(MSCs) using highly swollen laser-induced-graphene electrodes' and their research findings were listed in Chemical Engineering Journal, one of the world-renowned in the field. (2020-04-14)

Creating stretchable thermoelectric generators
For the first time, a soft and stretchable organic thermoelectric module has been created that can harvest energy from body heat. The breakthrough was enabled by a new composite material that may have widespread use in smart clothing, wearable electronics and electronic skin. The result is published in Nature Communications. (2020-03-24)

Stretchable supercapacitors to power tomorrow's wearable devices
Researchers have engineered a novel type of supercapacitor that maintains full functionality even when stretched to eight times its original size. It does not exhibit any wear and tear from being stretched thousands of times, and loses only a few percentage points of energy performance after 10,000 cycles of charging-discharging. The researchers envision the supercapacitor being part of a power-independent, stretchable, flexible electronic system for applications such as wearable electronics or biomedical devices. (2020-03-19)

Fast and furious: New class of 2D materials stores electrical energy
Like a battery,MXenes can store large amounts of electrical energy through electrochemical reactions- but unlike batteries,can be charged and discharged in a matter of seconds. In collaboration with Drexel University, a team at HZB showed that the intercalation of urea molecules between the MXene layers can increase the capacity of such 'pseudo-capacitors' by more than 50 percent. At BESSY II they have analysed how changes of the MXene surface chemistry after urea intercalation are responsible for this. (2020-03-03)

Improving the electrical and mechanical properties of carbon-nanotube-based fibers
University of Illinois researchers at the Beckman Institute for Advanced Science and Technology recently developed a technique that can be used to build carbon-nanotube-based fibers by creating chemical crosslinks. The technique improves the electrical and mechanical properties of these materials. (2020-02-18)

Fast-charging, long-running, bendy energy storage breakthrough
A new bendable supercapacitor made from graphene, which charges quickly and safely stores a record-high level of energy for use over a long period, has been developed and demonstrated by UCL and Chinese Academy of Sciences researchers. (2020-02-17)

Diamonds in your devices: Powering the next generation of energy storage
Supercapacitors, which have begun to stand in for conventional batteries, such as Li-ion batteries, can currently store much less energy than is ideal. To remedy this, a group of scientists from Japan propose using conductive nanodiamond as electrode material. The resultant high-performance energy storage device is suited to applications that require rapid charging and discharging to occur multiple times over long durations. Yet again, the diamond shines above its peers. (2019-12-03)

New electrodes could increase efficiency of electric vehicles and aircraft
The rise in popularity of electric vehicles and aircraft presents the possibility of moving away from fossil fuels toward a more sustainable future. While significant technological advancements have dramatically increased the efficiency of these vehicles, there are still several issues standing in the way of widespread adoption. (2019-11-22)

First research results from the Estonian-Finnish FinEstBeAMS beamline
Recently, the first research paper was published based on experiments conducted on the new Estonian-Finnish beamline FinEstBeAMS, which has been constructed at the MAX IV synchrotron radiation centre located in Lund, Sweden. The research by the physicists at the University of Tartu involves the investigations of the complex electronic structure of three ionic liquids. The beamline is now ready for studying all fundamental, as well as applied research topics. (2019-11-15)

New Pitt research finds carbon nanotubes show a love/hate relationship with water
New research in the journal Carbon reveals that carbon nanotubes (CNTs) as a coating can both repel and hold water in place, a useful property for applications like printing, spectroscopy, water transport, or harvesting surfaces. When water is dropped on a CNT forest, the CNTs repel the water, and it forms a sphere. However, when flipped over, the drop does not fall to the ground but rather clings to the surface. (2019-11-12)

Skoltech scientists developed superfast charging high-capacity potassium batteries based on organic
Skoltech researchers in collaboration with scientists from the Institute for Problems of Chemical Physics of RAS and the Ural Federal University showed that high-capacity high-power batteries can be made from organic materials without using lithium or other rare elements. In addition, they demonstrated impressive stability of cathode materials and record high energy density in fast charge/discharge potassium-based batteries. (2019-11-11)

Post-lithium technology
Next-generation batteries will probably see the replacement of lithium ions by more abundant and environmentally benign alkali metal or multivalent ions. A major challenge, however, is the development of stable electrodes that combine high energy densities with fast charge and discharge rates. In the journal Angewandte Chemie, US and Chinese scientists report a high-performance cathode made of an organic polymer to be used in low-cost, environmentally benign, and durable sodium-ion batteries. (2019-11-04)

Ionic channels in carbon electrodes for efficient electrochemical energy storage
Development towards high-performance electrochemical energy storage devices has evoked our effort on novel carbon electrodes, as certain nanocarbons are perceived to own advantages such as high specific surface areas and controllable structure. Improved ionic dynamics and transport, significantly determined by ionic channels in carbons, is a prerequisite for efficient energy storage. Scientists in China and France summarize the latest advances in designing novel carbons and outline the promising features towards tailorable ionic channels. (2019-10-22)

Electric cloth
Evening gowns with interwoven LEDs may look extravagant, but the light sources need a constant power supply from devices that are as well wearable, durable, and lightweight. Chinese scientists have manufactured fibrous electrodes for wearable devices that are flexible and excel by their high energy density. A microfluidic technology was key for the preparation of the electrode material was a microfluidic technology, as shown in the journal Angewandte Chemie. (2019-10-18)

Graphene turns 15 on track to deliver on its promises
In a special Nature Nanotechnology issue celebrating 15 years since the Nobel Prize-winning 'ground-breaking experiments on graphene,' the Graphene Flagship analyses the current graphene landscape and market forecast for graphene over the following decade. (2019-10-04)

Laser printing tech produces waterproof e-textiles in minutes
In just three minutes, the laser printing approach can produce a 10x10 cm smart textile patch that's waterproof, stretchable and easily integrated with solar or other sources of power. (2019-08-27)

Dangerous wild grass will be used in batteries
Hogweed, which has grown over vast territories of Russia, can be useful as a material for batteries. Scientists from NUST MISIS have investigated the possibilities of fibrous substances in the plant stems. They have turned them into electrodes -- elements of devices capable of storing energy. It was experimentally proven that the treated dangerous plant can successfully replace traditional sources of energy without compromising the quality of the batteries. (2019-08-26)

Supercapacitors turbocharged by laxatives
An international team of scientists, including a professor of chemistry from the University of Bristol, has worked out a way to improve energy storage devices called supercapacitors, by designing a new class of detergents chemically related to laxatives. (2019-08-12)

Single-electrode material streamlines functions into a tiny chip
Ruthenium oxide is used to integrate energy-storing microsupercapacitors and thin-film electronics at the transistor level. (2019-07-28)

Branching out: Making graphene from gum trees
Researchers have developed a cost-effective and eco-friendly way of producing graphene using one of Australia's most abundant resources, eucalyptus trees. (2019-06-23)

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