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Current Nuclear Energy News and Events, Nuclear Energy News Articles.
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Ba7Nb4MoO20-based materials with high oxygen-ion conductivity opening sustainable future
Scientists at Tokyo Institute of Technology , Imperial and High Energy Accelerator Research Organization (KEK) Institute of Materials Structure Science, discover new Ba7Nb4MoO20-based materials with high oxygen-ion (oxide-ion O2-) conductivities--''the hexagonal perovskite-related oxides''--and shed light on the underlying mechanisms responsible for their conductivity. Their findings lead the way to uncovering other similar materials, furthering research on developing low-cost and scalable renewable energy technologies. (2021-01-25)

Natural hazard events and national risk reduction measures unconnected
Countries where massive natural hazard events occur frequently are not more likely than others to make changes to reduce risks from future disasters. This is shown in an interdisciplinary Uppsala University study now published in Nature Communications. (2021-01-21)

Alpha particles lurk at the surface of neutron-rich nuclei
Scientists from an international collaboration have found evidence of alpha particles at the surface of neutron-rich heavy nuclei, providing new insights into the structure of neutron stars, as well as the process of alpha decay. (2021-01-21)

Electron transfer discovery is a step toward viable grid-scale batteries
The way to boost electron transfer in grid-scale batteries is different than researchers had believed, a new study from the University of Michigan has shown. (2021-01-21)

Expanded PET imaging time window adds flexibility for neuroendocrine tumor patients
The imaging time window of 64Cu-DOTATATE positron emission tomography/computed tomography (PET/CT) for patients with neuroendocrine neoplasms can be expanded from one hour to three hours post-injection, according to new research published in the January issue of The Journal of Nuclear Medicine. In a head-to-head comparison of scans performed at the two time intervals, there were no significant differences in the number of lesions detected, and tumor-to-normal tissue ratios remained high in all key organs. (2021-01-20)

New sodium oxide paves the way for advanced sodium-ion batteries
Skoltech researchers and their collaborators from France, the US, Switzerland, and Australia were able to create and describe a mixed oxide Na(Li1/3Mn2/3)O2 that holds promise as a cathode material for sodium-ion batteries, which can take one day complement or even replace lithium-ion batteries. (2021-01-20)

Could "Power Walking" fuel the energy revolution? India is ready to step up
India has an energy problem. It currently relies heavily on coal and consumer demand is expected to double by 2040, making its green energy targets look out of reach. Part of the solution could come from harvesting energy from footsteps, say Hari Anand and Binod Kumar Singh from the University of Petroleum and Energy Studies in Dehradun, India. Their new study, published in the De Gruyter journal Energy Harvesting and Systems, shows that Indian attitudes towards power generated through piezoelectric tiles are overwhelmingly positive. (2021-01-19)

Alcohols exhibit quantum effects
Skoltech scientists and their colleagues from the Russian Quantum Center revealed a significant role of nuclear quantum effects in the polarization of alcohol in an external electric field. The new research provides insight into the properties of liquid dielectrics. The core assumption of the model pertains to a novel understanding of dielectric polarization phenomena in polar liquids by means of nuclear quantum effects. (2021-01-19)

Helium nuclei at the surface of heavy nuclei discovered
Scientists are able to selectively knockout nucleons and preformed nuclear clusters from atomic nuclei using high-energy proton beams. In an experiment the existence of preformed helium nuclei at the surface of several tin isotopes could be identified in a reaction. The results confirm a theory, which predicts the formation of helium clusters in low-density nuclear matter and at the surface of heavy nuclei. (2021-01-15)

Borrowing from birds, experts reduce search times for novel high-entropy alloys to seconds
Computational materials science experts at the US Department of Energy's Ames Laboratory enhanced an algorithm that borrows its approach from the nesting habits of cuckoo birds, reducing the search time for new high-tech alloys from weeks to mere seconds. (2021-01-14)

Do as the Romans: Power plant concrete strengthens with time
Nagoya University scientists find a rare mineral in nuclear power plant walls, significantly improving their strength following years of full operation. (2021-01-13)

Limits of atomic nuclei predicted
Novel calculations have enabled the study of nearly 700 isotopes between helium and iron, showing which nuclei can exist and which cannot. In an article published in Physical Review Letters, scientists from TU Darmstadt, the University of Washington, the Canadian laboratory TRIUMF, and the University of Mainz report how they simulated for the first time using innovative theoretical methods a large region of the chart of nuclides based on the theory of the strong interaction. (2021-01-13)

Enlightening dark ions
Every field has its underlying principles. For economics it's the rational actor; biology has the theory of evolution; modern geology rests on the bedrock of plate tectonics. (2021-01-12)

Potential jurors favor use of artificial intelligence in precision medicine
Physicians who follow artificial intelligence (AI) advice may be considered less liable for medical malpractice than is commonly thought, according to a new study of potential jury candidates in the U.S. Published in the January issue of The Journal of Nuclear Medicine (JNM). The study provides the first data related to physicians' potential liability for using AI in personalized medicine, which can often deviate from standard care. (2021-01-11)

New findings help explain how COVID-19 overpowers the immune system
Seeking to understand why COVID-19 is able to suppress the body's immune response, new research from the USC Leonard Davis School of Gerontology suggests that mitochondria are one of the first lines of defense against COVID-19 and identifies key differences in how SARS-CoV-2, the virus that causes COVID-19, interacts with mitochondrial genes when compared to other viruses. (2021-01-08)

Advanced materials in a snap
A research team at Sandia National Laboratories has successfully used machine learning -- computer algorithms that improve themselves by learning patterns in data -- to complete cumbersome materials science calculations more than 40,000 times faster than normal. (2021-01-05)

The map of nuclear deformation takes the form of a mountain landscape
Until recently, scientists believed that only very massive nuclei could have excited zero-spin states of increased stability with a significantly deformed shape. Meanwhile, an international team of researchers from Romania, France, Italy, the USA and Poland showed in their latest article that such states also exist in much lighter nickel nuclei. Positive verification of the theoretical model used in these experiments allows describing the properties of nuclei unavailable in Earth laboratories. (2020-12-30)

How a large protein complex assembles in a cell
A team of ETH researchers led by Karsten Weis has developed a method that allows them to study the assembly process for large protein complexes in detail for the first time. As their case study, the biologists chose one of the largest cellular complexes: the nuclear pore complex in yeast cells. (2020-12-22)

It's electrifying! This is how Earth could be entirely powered by sustainable energy
Can you imagine a world powered by 100% renewable electricity and fuels? It may seem fantasy, but a collaborative team of scientists has just shown this dream is theoretically possible - if we can garner global buy-in. The study explores what changes are needed in our energy mix and consumption patterns if we are to achieve 100% renewability in a way that supports everyone and the myriad of life on our planet. (2020-12-22)

Inverted fluorescence
Fluorescence usually entails the conversion of light at shorter wavelengths to light at longer wavelengths. Scientists have now discovered a chromophore system that goes the other way around. When excited by visible light, the fluorescent dyes emit light in the ultraviolet region. According to the study published in the journal Angewandte Chemie, such light upconversion systems could boost the light-dependent reactions for which efficiency is important, such as solar-powered water splitting. (2020-12-18)

NYS can achieve 2050 carbon goals: Here's how
By delving into scientific, technological, environmental and economic data, Cornell University engineering researchers examined whether New York could achieve a statewide carbon-free economy by 2050. Their finding: Yes, New York can reach this goal - and do it with five years to spare. (2020-12-18)

When light and atoms share a common vibe
Scientists from EPFL, MIT, and CEA Saclay demonstrate a state of vibration that exists simultaneously at two different times. They evidence this quantum superposition by measuring the strongest class of quantum correlations between light beams that interact with the vibration. (2020-12-18)

The latest magnesium studies pave the way for new biomedical materials
Materials used in biomedicine must be characterized by controlled biodegradability, sufficient strength and total absence of toxicity to the human body. The search for such materials is, therefore, not a simple task. In this context, scientists have been interested in magnesium for a long time. Recently, using such techniques as positron annihilation spectroscopy, the researchers were able to demonstrate that magnesium subjected to surface mechanical attrition treatment obtains the properties necessary for a biocompatible material. (2020-12-17)

Multi-messenger astronomy offers new estimates of neutron star size and universe expansion
Multi-messenger astronomy allows researchers to put new constraints on the radius of a typical neutron star and provide a novel calculation of the Hubble constant. (2020-12-17)

Characterising cold fusion in 2D models
Through a study published in EPJ D, researchers show theoretically how cold fusion driven by muon capture would unfold within 2D systems, without any need for approximations. (2020-12-16)

New theranostic approach reduces tumor volume and increases survival in NET study
A pair of copper radionuclides that target the somatostatin receptor overexpressed in neuroendocrine tumors has proven successful in identifying tumors and improving survival. According to new research published in the December issue of The Journal of Nuclear Medicine, the imaging agent 64Cu-CuSarTate produced high-quality positron emission tomography (PET) images in a mouse model of neuroendocrine tumors, while its therapeutic counterpart, 67Cu-CuSarTate, was highly effective in reducing tumor volume and extending lifespan. (2020-12-16)

New diagnostic isotope to enhance targeted alpha therapy for cancer
Researchers in the DOE Isotope Program have developed an effective radionuclide, cerium-134, as a paired analogue of actinium and thorium that can be imaged using positron emission tomography (PET). (2020-12-16)

Engineers go microbial to store energy, sequester CO2
By borrowing nature's blueprints for photosynthesis, Cornell University bioengineers have found a way to efficiently absorb and store large-scale, low-cost renewable energy from the sun - while sequestering atmospheric carbon dioxide to use later as a biofuel. (2020-12-15)

Seabed sediment and asphalt areas are noteworthy sources of heat energy
According to a new study from the University of Vaasa, seabed sediment and asphalt areas are noteworthy sources of heat energy also in northern conditions. Sediment heat has been studied in Suvilahti, Vaasa, Finland and asphalt heat in the parking area of University of Vaasa for several years. (2020-12-14)

Benefits of renewable energy vary from place to place
A new study finds the environmental benefits of renewable power generation vary significantly, depending on the nature of the conventional power generation that the renewable energy is offsetting. The researchers hope the work will help target future renewable energy investments in places where they can do the most good. (2020-12-14)

Scientists recruit new atomic heavyweights in targeted fight against cancer
Researchers from the U.S. Department of Energy's Berkeley Lab and Los Alamos National Laboratory have developed new methods for the large-scale production, purification, and use of the radioisotope cerium-134, which could serve as a PET imaging radiotracer for a highly targeted cancer treatment known as alpha-particle therapy. (2020-12-14)

Test your heart health by climbing stairs
Climbing four flights of stairs in less than a minute indicates good heart health, according to research presented at EACVI - Best of Imaging 2020, a scientific congress of the European Society of Cardiology (ESC). 'The stairs test is an easy way to check your heart health,' said study author Dr. Jesús Peteiro, a cardiologist at University Hospital A Coruña, Spain. (2020-12-11)

PET imaging tracer proves effective for diagnosing and managing rare CNS B-cell lymphoma
Positron emission tomography (PET) imaging with 68Ga-pentixafor is an effective diagnostic tool for central nervous system (CNS) B-cell lymphoma, according to a proof-of-concept study published in the December issue of The Journal of Nuclear Medicine. (2020-12-10)

The Journal of Nuclear Medicine celebrates 60 years of research
The Journal of Nuclear Medicine (JNM) has issued a special supplement commemorating six decades of leadership in the field of nuclear medicine, molecular imaging and therapy. The supplement features a collection of the most influential and frequently cited manuscripts in JNM's history, representing seminal discoveries and scientific contributions that shaped the future of medicine. Invited perspectives from world leaders in nuclear medicine, molecular imaging, and theranostics explain why each of these articles had such an enormous impact. (2020-12-10)

"Game changer" perovskite can detect gamma rays
Scientists at EPFL have developed a game-changing perovskite material that can be used as a cheaper and highly efficient alternative to gamma-ray detectors. (2020-12-09)

Tri-lab initiative leads innovation in novel hybrid energy systems
Future novel hybrid energy systems could lead to paradigm shifts in clean energy production, according to a paper published last week in Joule. (2020-12-09)

Breakthrough in nuclear physics
The positively charged protons in atomic nuclei should actually repel each other, and yet even heavy nuclei with many protons and neutrons stick together. The so-called strong interaction is responsible for this. Prof. Laura Fabbietti and her research group at the Technical University of Munich (TUM) have now developed a method to precisely measure the strong interaction utilizing particle collisions in the ALICE experiment at CERN in Geneva. (2020-12-09)

New semiconductor detector shows promise for medical diagnostics and homeland security
This method allows users to identify legal versus illegal gamma rays. Detectors like these are critical for national security, where they're used to detect illegal nuclear materials smuggled across borders and aid in nuclear forensics, as well as in medical diagnostics imaging. (2020-12-07)

Aluminium alloy research could benefit manned space missions
Manned space missions in spacecraft made of aluminium that is light yet resistant to radiation could be a step nearer following research involving a world-leading facility at the University of Huddersfield. (2020-12-07)

Breakthrough material makes pathway to hydrogen use for fuel cells under hot, dry conditions
A collaborative research team, including Los Alamos National Laboratory, University of Stuttgart (Germany), University of New Mexico, and Sandia National Laboratories, has developed a proton conductor for fuel cells based on polystyrene phosphonic acids that maintain high protonic conductivity up to 200 C without water. (2020-12-07)

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