Current Potassium News and Events

Current Potassium News and Events, Potassium News Articles.
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Plant as superhero during nuclear power plant accidents
A collaborative study by a group of scientists from Iwate University, The University of Tokyo and Shimane University, Japan demonstrated for the first time that two ATP binding cassette proteins ABCG33 and ABCG37 function as potassium-independent cesium uptake carriers. (2021-02-16)

Application of potassium to grass used as cover crop guarantees higher-quality cotton
In an article, Brazilian researchers show that besides simplifying operational logistics and improving production, fertilization of the grass used as a cover crop can reduce fertilizer use in the long run. (2021-02-16)

Vaporised crusts of Earth-like planets found in dying stars
Remnants of planets with Earth-like crusts have been discovered in the atmospheres of four nearby white dwarf stars by University of Warwick astronomers, offering a glimpse of the planets that may have once orbited them up to billions of years ago. (2021-02-11)

Charge radii of exotic potassium isotopes challenge nuclear structure theory
In nuclear physics so-called magic number are such nuclear proton and/or neutron numbers, for which the nucleus is more stable compared to neighboring isotopes on the nuclear chart. An international research team studied the nuclear charge radii of potassium isotopes. Isotopes were studied by using the collinear resonance ionization spectroscopy technique. The results indicated that the potassium isotope with a neutron number of 32 does not conform with criteria of magic neutron number. The results were published in Nature Physics journal. (2021-02-04)

Just add mushrooms: Making meals more nutritious
Researchers have identified another good reason to eat more mushrooms. New research , published in Food Science & Nutrition (January 2021) found that adding a mushroom serving to the diet increased the intake of several micronutrients, including shortfall nutrients such as vitamin D, without any increase in calories, sodium or fat. (2021-02-01)

Parkinson's disease risk and severity is tied to a channel in cells' 'recycling centers
Genetic variations associated with both increases and reductions in risk of the neurodegenerative disease alter the action of ion channels within cellular organelles called lysosomes, a new Penn study finds. (2021-01-27)

Astronomers discover first cloudless, Jupiter-like planet
Astronomers at the Center for Astrophysics | Harvard & Smithsonian have detected the first Jupiter-like planet without clouds or haze in its observable atmosphere. The findings were published this month in the Astrophysical Journal Letters. (2021-01-21)

Russian chemists developed polymer cathodes for ultrafast batteries
Russian researchers have synthesized and tested new polymer-based cathode materials for lithium dual-ion batteries. The tests showed that the new cathodes withstand up to 25,000 operating cycles and charge in a matter of seconds, thus outperforming lithium-ion batteries. The cathodes can also be used to produce less expensive potassium dual-ion batteries. (2021-01-19)

Brain cell network supplies neurons with energy
Until recently, oligodendrocytes were primarily thought to be a kind of cellular insulating tape that accelerates the transmission of electrical signals in the brain. A study by the University of Bonn (Germany) now shows that they are also important for the energy supply of neurons in some brain regions. The findings are published in the journal Cell Reports. (2021-01-19)

Construction of carbon-based cell-like-spheres for robust potassium anode
Inspired by the structure of a biological cell, biomimetic carbon cells (BCCs) were synthesized and used as potassium ion batteries (PIBs) anodes. The unique structural characteristics of the BCCs resulted in PIBs that showed a high reversible capacity, excellent cycle stability and rate performance. The present strategy provides a new way for the design and manufacture of new biomimetic battery materials in the future, and promotes collaborative research across multiple disciplines. (2021-01-09)

New clues why gold standard treatment for bipolar disorder doesn't work for majority of patients
Lithium is considered the gold standard for treating bipolar disorder (BD), but nearly 70 percent of people with BD don't respond to it. This leaves them at risk for debilitating, potentially life-threatening mood swings. Researchers at the Salk Institute have found that the culprit may lie in gene activity--or lack of it. (2021-01-05)

Chemists from RUDN University used crab shells to improve palladium catalysts
?hemists from RUDN University synthesized soluble biopolymers based on chitin from crab shells. Together with palladium, they form effective catalysts for organic reactions, and their nanoparticles can be re-used over ten times. (2020-12-14)

The secret behind male ornaments
In many species all over the animal kingdom, males have eye-catching characteristics. Although often impractical, they are beneficial in finding a mate. Scientists have now mapped the genetic bases of such a male ornament in a fish. (2020-12-11)

New JILA tools 'turn on' quantum gases of ultracold molecules
JILA researchers have developed tools to 'turn on' quantum gases of ultracold molecules, gaining control of long-distance molecular interactions for potential applications such as encoding data for quantum computing and simulations. (2020-12-09)

Natural three-dimensional nonlinear photonic crystal
Nonlinear photonic crystals are playing a prominent role in laser and nonlinear optics. Here, Scientists in China presented a natural potassium-tantalate-niobate (KTN) nonlinear photonic crystal with 3D Rubik's domain structures. The composite rotated domains could be useful for different phase-matching conditions with rich reciprocal vectors along arbitrary direction. KTN crystal breaks strict requirements for incident light and crystal direction in nonlinear optics and trigger newfangled optoelectronic applications for perovskite ferroelectrics. (2020-12-02)

New procedure will reduce the need for rare metals in chemical synthesis
Researchers from Kanazawa University performed an important type of tertiary alkylative cross-coupling reaction without using a rare-metal catalyst. Such efforts are needed to improve the long-term sustainability of important chemical syntheses and minimize supply chain disruptions caused by pandemics and other crises. (2020-11-27)

Eating dried fruit may be linked with better diet quality and health markers
Penn State research found that people who ate dried fruit were generally healthier than those who did not, and on days when people ate dried fruit they consumed greater amounts of some key nutrients than on days when they skipped. However, they also found that people consumed more total calories on days when they ate dried fruit. (2020-11-24)

Non-invasive electrolyte levels' measuring method can prevent sudden cardiac death
Researchers from Kaunas University of Technology (KTU), Lithuania came up with the idea on how to measure fluctuating blood potassium levels non-invasively, through electrocardiogram. The researchers claim that their method may become a digital biomarker in the future for managing electrolyte levels. This would be a huge step towards preventing potentially life-threatening conditions among people who suffer from chronic kidney disease. (2020-11-23)

Worms reveal why melatonin promotes sleep
Melatonin is used as a dietary supplement to promote sleep and get over jet lag, but nobody really understands how it works in the brain. Now, researchers at UConn Health show that melatonin helps worms sleep, too, and they suspect they've identified what it does in us. (2020-11-13)

Identifying the microscopic mechanism of vibrational energy harvesters
The Japanese research team elucidated the microscopic mechanism in which amorphous silica becomes negatively charged as a vibrational energy harvester, which is anticipated to achieve self-power generation without charging, as it is needed for IoT that is garnering attention in recent years with its 'trillion sensors' that create a large-scale network of sensors. Unlike wind power and solar power generation, vibrational power generation, which utilizes natural vibration for power generation, is not affected by weather. (2020-11-11)

New technique extends next-generation lithium metal batteries
Columbia Engineering researchers have found that alkali metal additives, such as potassium ions, can prevent lithium microstructure proliferation during battery use. They used a combination of microscopy, nuclear magnetic resonance, and computational modeling to discover that adding small amounts of potassium salt to a conventional lithium battery electrolyte produces unique chemistry at the lithium/electrolyte interface, and modulates degradation during battery operation, preventing the growth of microstructures and leading to safer, longer lasting batteries. (2020-11-04)

Clinical trial shows experimental drug safely slows progression of diabetic kidney disease
Patients with diabetic kidney disease can potentially be treated with a new investigational medication that may slow the progress of their illness without harmful side effects to their hearts, according to the results of a global clinical trial announced Friday. (2020-10-23)

Tracer molecule may improve imaging tests for brain injury
Researchers have validated a new radiolabeled molecule that can be used with imaging tests to accurately detect and characterize brain injury. (2020-10-22)

Temperature evolution of impurities in a quantum gas
A new, Monash-led theoretical study advances our understanding of the role of thermodynamics in the 'quantum impurity' problem, which studies the behaviour of deliberately introduced atoms (ie, 'impurities') that behave as particularly 'clean' quasiparticles within a background atomic gas, allowing a controllable 'perfect test bed' study of quantum correlations. (2020-10-13)

New mechanism affecting nerve impulses discovered
Researchers at Linköping University, Sweden, have discovered a new mechanism by which substances can open a certain type of ion channel and in this way regulate nerve impulses. The study, published in the scientific journal PNAS, identifies a large group of substances that influence the coupling between the various functional parts of an ion channel. The discovery may help in the development of future drugs. (2020-10-12)

Geologists solve puzzle that could predict valuable rare earth element deposits
Pioneering new research has helped geologists solve a long-standing puzzle that could help pinpoint new, untapped concentrations of some the most valuable rare earth deposits. (2020-10-09)

Amphiphilic AIE-active sensor: Breaking the bottleneck of AIE bioimaging
Currently, aggregation induced emission luminogens (AIEgens) materials reveal excellent performance in bioimaging. However, the current AIEgens suffer from poor targeting selectivity due to undesirable aggregation in hydrophilic biosystem with ''always-on'' fluorescence or unspecific aggregation in lipophilic organelle with premature activated fluorescence. Wei-Hong Zhu's group from the East China University of Science and Technology have for the first time proposed a novel strategy of ''amphiphilic AIEgen'' to realize good dispersity in both hydrophilic and lipophilic environments. (2020-10-03)

TRESK regulates brain to track time using sunlight as its cue
Research from the University of Kent has found that TRESK, a calcium regulated two-pore potassium channel, regulates the brain's central circadian clock to differentiate behaviour between day and night. (2020-09-14)

Model shows that the speed neurons fire impacts their ability to synchronize
Research conducted by the Computational Neuroscience Unit at the Okinawa Institute of Science and Technology Graduate University (OIST) has shown for the first time that a computer model can replicate and explain a unique property displayed by a crucial brain cell. Their findings, published today in eLife, shed light on how groups of neurons can self-organize by synchronizing when they fire fast. (2020-09-08)

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)

Excitable cells
A study led by researchers from Tasmania, Chile and Germany has furthered our understanding of plant evolution by tracking the origins of electrical signalling components that plants developed to communicate and adapt to life on land. (2020-09-02)

A quantum thermometer to measure the coldest temperatures in the universe
The physicists' proposed thermometer is based on quantum entanglement and can accurately measure temperatures a billion times colder than those in outer space. It would be used to answer fundamental research questions and to study how matter behaves in extreme quantum states. (2020-08-20)

Algal blue light switch control of electrical excitation in plants
What is the role and molecular basis of electrical signaling in higher plants? This can now be investigated non-invasively for the first time. The new method has been published in the journal PNAS. (2020-08-10)

Lithium ion battery waste used in biodiesel production from discarded vegetable oil
Brazilian researchers demonstrated a new chemical approach for producing biodiesel from domestic cooking oil waste by using hydroxide lithium mixed with either sodium hydroxides or potassium hydroxides as catalysts. Their work, published in the Journal of Renewable and Sustainable Energy, could enable future studies related to the use of lithium from waste lithium ion batteries. The work marks one of the first times lithium has been used for such purposes. (2020-07-21)

Ultracold mystery: Solved
Last December, Harvard researchers designed technology that could achieve the lowest temperature chemical reactions and then broke and formed the coldest bonds in the history of molecular coupling. Now, though reactions are considered too fast to measure, they determined the exact lifespan of their intermediate--the space between reactants and products--and solved the mystery of why some ultracold molecules simply disappear. (2020-07-20)

Low-cost catalyst helps turn seawater into fuel at scale
The Navy's quest to power its ships by converting seawater into fuel is one step nearer fruition. University of Rochester chemical engineers, in collaboration with the Naval Research Laboratory, the University of Pittsburgh, and OxEon Energy, have demonstrated that a potassium-promoted molybdenum carbide catalyst efficiently and reliably converts carbon dioxide to carbon monoxide, a critical step in the process. (2020-07-15)

Pickled capers activate proteins important for human brain and heart health
A compound commonly found in pickled capers has been shown to activate proteins required for normal human brain and heart activity, and may even lead to future therapies for the treatment of epilepsy and abnormal heart rhythms. (2020-07-13)

New nano-engineering strategy shows potential for improved advanced energy storage
Renewable energy platforms such as wind and solar need large-scale energy storage systems. Recent promising investigations using beyond-lithium ion batteries have been hampered by a lack of suitable electrode materials. Scientists using a strategy called strain-engineering in 2D materials now say new types of cathodes, suitable for advanced energy storage, can be developed using beyond-lithium ion batteries. (2020-07-03)

New drug reduces stroke damage in mice
Mice that received an injection of a new experimental drug, TAT-DP-2, after a stroke had smaller areas of damage, and their long-term neurological function was better than that of untreated animals. (2020-07-01)

Novel potassium channel activator which acts as a potential anticonvulsant discovered
Mount Sinai neuroscience researchers discover a novel potassium channel activator which acts as a potential anticonvulsant. (2020-06-30)

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