Current Supercomputing News and Events

Current Supercomputing News and Events, Supercomputing News Articles.
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Student astronomer finds galactic missing matter
Half of the universe's matter is 'missing', but PhD student Yuanming Wang has developed an ingenious method to help track it down. She has done this using distant galaxies as 'locator pins' to detect an otherwise 'invisible' cold clump of gas just 10 light years from Earth. (2021-02-04)

Gene biomarkers indicate liver toxicity quickly and accurately
When agrochemical and pharmaceutical companies develop new products, they must test extensively for potential toxicity before obtaining regulatory approval. This testing usually involves lengthy and expensive animal studies. A research team at University of Illinois has developed a gene biomarker identification technique that cuts the testing process down to a few days while maintaining a high level of accuracy. (2020-12-18)

New method brings physics to deep learning to better simulate turbulence
Deep learning, also called machine learning, reproduces data to model problem scenarios and offer solutions. However, some problems in physics are unknown or cannot be represented in detail mathematically on a computer. Researchers at the University of Illinois Urbana-Champaign developed a new method that brings physics into the machine learning process to make better predictions. The researchers used turbulence to test their method. (2020-11-16)

Keep the data coming
A continuous data supply ensures data-intensive simulations can run at maximum speed. (2020-11-09)

Bird brains are surprisingly complex
Some birds can achieve extraordinary cognitive performance - but their brains were considered to be rather disorganized compared to those of mammals. Scientists from Bochum (RUB), Düsseldorf (HHU), Jülich (FZJ), and Aachen (RWTH) now show striking similarities between the neocortex of mammals and sensory brain areas of birds: Both are wired in horizontal layers and vertical columns. The finding refutes 150-year-old assumptions. Decisive insights were provided by a method developed by Jülich and Düsseldorf brain researchers. (2020-09-28)

Discovery of large family of two-dimensional ferroelectric metals
Recently, a team from University of Chinese Academy of Sciences, led by Prof. Gang Su, discovered 16 novel ferroelectric metals from a large family (2,964) of 2D bimetal phosphates via data-driven machine learning and high-throughput first-principle calculations. (2020-09-28)

A phylogenetic analysis reveals the evolution of the mitochondrial calcium transporter
The system that regulates cellular calcium levels duplicated, generating two non-equivalent systems, some one billion years ago before fungi and animals diverged evolutionarily. The fungal models currently used for the study of mitochondrial calcium regulation are not adequate, as the system they possess is not equivalent to that of animals. Chytrids, a divergent group of fungi, would be the only fungi that possess a system similar to ours. (2020-08-12)

Unequal neutron-star mergers create unique "bang" in simulations
In a series of simulations, an international team of researchers determined that some neutron star collisions not only produce gravitational waves, but also electromagnetic radiation that should be detectable on Earth. (2020-08-03)

A centerpiece of EBRAINS' human brain atlas is presented in 'Science'
'Julich-Brain' is the name of the first 3D-atlas of the human brain that reflects the variability of the brain's structure with microscopic resolution. (2020-07-30)

USTC achieves million core parallel first-principles computing simulation on Sunway TaihuLight
USTC researchers have realized first-principles computing simulation of the large-scale solid system with tens of thousands of atoms and molecules based on DGDFT with the help of super large-scale millions of cores parallel computation on the supercomputer Sunway TaihuLight. (2020-07-17)

Red Sea's coral reefs help protect the KSA coast
Modeling shows that coral reefs off the east coast of Saudi Arabia have a vital role in protecting the coastal zone. (2020-06-28)

International study approaches new therapeutic strategies for lung cancer
The international study ''Resistance to targeted therapies as a multifactorial, gradual adaptation to inhibitor specific selective pressures'', recently published in the scientific journal Nature Communication, has taken a further step in the development of new therapeutic strategies to treat lung cancer. (2020-06-04)

Army Research Laboratory supporting Texas A&M research on armor performance
The United States Army Research Laboratory is lending support to a Texas A&M University research project investigating potential improvement of ballistic performance of armor materials. The project, led by Dr. Justin Wilkerson, assistant professor and James J. Cain '51 Faculty Fellow II in the J. Mike Walker '66 Department of Mechanical Engineering, focuses on identifying what damaging effects could be caused by particular flaws -- known as vacancies -- in the atomic structure of aluminum. (2020-06-01)

Supercomputing drug screening for deadly heart arrhythmias
First atomistic to tissue multiscale computational pipeline developed for screening drugs for cardiotoxicity. XSEDE-allocated simulations on Stampede2 (TACC) and Comet (SDSC); also Anton2 (PSC) and Blue Waters (NCSA) helped scientists model 130,000 atom systems to study drug molecule interactions with ion channel protein embedded in hydrated lipid bilayer. Prototype model offers alternative to QT interval prolongation as proxy indicator for drug-induced proarrhythmia. Research could help allow more safe pharmaceuticals to reach patients. (2020-05-13)

Computer model predicts how drugs affect heart rhythm
UC Davis Health researchers have developed a computer model to screen drugs for unintended cardiac side effects, especially arrhythmia risk. (2020-04-10)

A stopgap measure to treat respiratory distress
Researchers at MIT and the University of Colorado at Denver propose a stopgap measure to help Covid-19 patients in acute respiratory distress: a drug called tissue plasminogen activator, which dissolves blood clots. (2020-03-25)

Enigmatic radio burst illuminates a galaxy's tranquil halo
Astronomers using ESO's Very Large Telescope have for the first time observed that a fast radio burst passed through a galactic halo. Lasting less than a millisecond, this enigmatic blast of cosmic radio waves came through almost undisturbed, suggesting that the halo has surprisingly low density and weak magnetic field. This new technique could be used to explore the elusive halos of other galaxies. (2019-09-26)

Researchers uncover role of earthquake motions in triggering a 'surprise' tsunami
In newly published research, an international team of geologists, geophysicists, and mathematicians show how coupled computer models can accurately recreate the conditions leading to the world's deadliest natural disasters of 2018, the Palu earthquake and tsunami, which struck western Sulawesi, Indonesia in September last year. (2019-09-05)

From crystals to glasses: a new unified theory for heat transport
Theoretical physicists from SISSA and the UCDavis lay brand new foundations to heat transport in materials, which finally allow crystals, polycrystalline solids, alloys, and glasses to be treated on the same solid footing. This feat opens the way to numerical simulation of thermal properties of a vast class of materials that are key in important technologies and even in the planetary sciences. The research has been published in Nature Communications. (2019-08-26)

'Curvy bacteria' weigh the benefits of different shapes
Research by scientists into why some bacteria have different shapes has found that a curved shape can make it easier to find food. Computer simulations were used to compare the swimming of differently shaped bacteria. Results showed that a curved shape can be beneficial for efficient swimming and for finding food through the use of chemical trails (known as chemotaxis) - but at the expense of higher cell construction costs. (2019-07-08)

Theoretical physicists unveil one of the most ubiquitous and elusive concepts in chemistry
Even if we study them at school, oxidation numbers have so far eluded any rigorous quantum mechanical definition. A new SISSA study, published in Nature Physics, provides such a definition, based on the theory of topological quantum numbers, honored with the 2016 Nobel prize in Physics. This result paves the way to an accurate, yet tractable, numerical simulation of a broad class of materials that are important in energy-related technologies and planetary sciences. (2019-07-01)

Gold for iron nanocubes
Hybrid Au/Fe nanoparticles can grow in an unprecedentedly complex structure with a single-step fabrication method. (2019-06-17)

Taming defective porous materials for robust and selective heterogeneous catalysis
Precise engineering of defects transforms metal-organic frameworks into selective heterogeneous catalysts for ethylene dimerization without activators or solvent. Computational mechanistic studies shed light into the nature of the active sites and its role in promoting selectivity. Condensation of reactant molecules within the pores of the material significantly improves the catalyst stability. (2019-05-06)

Novel software to balance data processing load in supercomputers to be presented
The team will present its research in Rio de Janeiro, Brazil, at the 33rd International Parallel and Distributed Processing Symposium on May 22, 2019. (2019-04-30)

Supercomputer simulations shed light on how liquid drops combine
High performance computing has revealed in detail how liquid droplets combine, in a development with applications such as improving 3D printing technologies or the forecasting of thunderstorms. (2019-03-20)

Molecular Lego blocks
Organic semiconductors are lightweight, flexible and easy to manufacture. But they often fail to meet expectations regarding efficiency and stability. Researchers at the Technical University of Munich (TUM) are now deploying data mining approaches to identify promising organic compounds for the electronics of the future. (2019-02-14)

Supercomputing propels jet atomization research for industrial processes
Researchers at the Bundeswehr University Munich recently appeared on the cover of the Journal of Fluid Mechanics for their simulations studying turbulence in jet sprays at the atomic level. (2019-02-08)

Supercomputing helps study two-dimensional materials
Computational scientists support experimentalist's quest to observe lithium atoms' behaviour when placed between two sheets of graphene. (2019-02-01)

New insights into magnetic quantum effects in solids
Using a new computational method, an international collaboration has succeeded for the first time in systematically investigating magnetic quantum effects in the well-known 3D pyrochlore Heisenberg model. The surprising finding: physical quantum phases are formed only for small spin values. (2019-01-22)

Scientists achieve the first stable simulations of DNA crystals
The breakthrough made by researchers at IRB Barcelona allows the study of the role of each molecular component in the stability and conformation of DNA crystals. (2019-01-21)

Story tips from the Department of Energy's Oak Ridge National Laboratory, January 2019
ORNL story tips: Automated pellet press speeds production of Pu-238 to fuel NASA's deep space exploration; new memory cell circuit design may boost storage with less energy in exascale, quantum computing; free app eases installation, repair of HVAC systems that use low GWP refrigerants; ORNL microscopy analyzes magnesium as lower-cost catalyst alternative in fuel cells for vehicles; neutrons investigate bizarre magnetic behavior as possible quantum spin liquid rarely found in 3D material. (2019-01-08)

Researchers monitor electron behavior during chemical reactions for the first time
In a recent publication in Science, researchers at the University of Paderborn and the Fritz Haber Institute Berlin demonstrated their ability to observe electrons' movements during a chemical reaction. (2018-12-21)

New approach will help geneticists identify genes responsible for complex traits
Researchers at the University of Illinois and the National Center for Supercomputing Applications have advanced the use of genome wide association studies (GWAS) to identify multiple interacting markers for a given trait. (2018-12-17)

A new way to see stress -- using supercomputers
Supercomputer simulations show that at the atomic level, material stress doesn't behave symmetrically. Widely-used atomic stress formulae significantly underestimate stress near stress concentrators such as dislocation core, crack tip, or interface, in a material under deformation. NSF-funded XSEDE-allocated Jetstream and Comet supercomputers simulate force interactions of Lennard-Jones perfect single crystal of 240,000 atoms. Study findings could help scientists design new materials such as glass or metal that doesn't ice up. (2018-11-30)

Earthquake researchers finalists for supercomputing prize
A team of researchers from the University of Tokyo and RIKEN in Japan were finalists for the coveted Gordon Bell Prize for outstanding achievements in high-performance computing, praised for their simulation of earthquake physics in complex urban environments. (2018-11-16)

New framework pushes the limits of high-performance computing
Virginia Tech researchers found a way to give high-performance computing data systems the flexibility to thrive with a first-of-its-kind framework called BespoKV, perhaps helping to one day achieve the HPC goal of performing at the exascale, or a billion billion calculations per second. (2018-11-12)

Scientists capture the sound of sunrise on Mars
Academics transform photo of landmark Mars sunrise into a piece of music (2018-11-09)

New details of HIV life cycle
The discovery of a small molecule that plays an important part of the HIV life cycle may lead to the development of new treatments for the virus. (2018-10-05)

Power of tiny vibrations could inspire novel heating devices
Ultra-fast vibrations can be used to heat tiny amounts of liquid, experts have found, in a discovery that could have a range of engineering applications. (2018-09-10)

A new method for solving a series of global optimization problems developed
To create highly effective technical systems and technological processes, in addition to the use of new principles, new materials, new physical effects and other new solutions that determine the overall structure of the object being created, one has to choose the best combination of this object's parameters (geometric dimensions, electrical characteristics, etc.), since any changes in the parameters with a fixed overall object structure can significantly affect the effectiveness indicators. (2018-06-06)

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