Search results for realistic simulations

General Physics Feb 9, 2021

Advanced simulations reveal how air conditioning spreads COVID-19 aerosols

The detailed physical processes and pathways involved in the transmission of COVID-19 are still not well understood. Researchers decided to use advanced computational fluid dynamics tools on supercomputers to deepen understanding ...

Nanophysics Feb 9, 2021

SINGLE: An open-source software package to identify the atomic-resolution structure of nanocrystals

Materials scientists typically use solution-phase transmission electron microscopy (TEM) to reveal the unique physiochemical properties of three-dimensional (3-D) structures of nanocrystals. In a new report on Science Advances, ...

Environment Feb 5, 2021

How to predict the unpredictable in a changing climate

The retreat of an Alaskan glacier in the Barry Arm fjord, caused by rising temperatures, has left a steep and hefty land mass without structural support. If the hillside collapses in a landslide, millions of tons of rock ...

Environment Jan 27, 2021

Forests with diverse tree sizes and small clearings hinder wildland fire growth

A new 3-D analysis shows that wildland fires flare up in forests populated by similar-sized trees or checkerboarded by large clearings and slow down where trees are more varied. The research can help fire managers better ...

Earth Sciences Jan 25, 2021

Simulating 800,000 years of California earthquake history to pinpoint risks

Massive earthquakes are, fortunately, rare events. But that scarcity of information blinds us in some ways to their risks, especially when it comes to determining the risk for a specific location or structure.

General Physics Jan 21, 2021

Turbulence model could help design aircraft capable of handling extreme scenarios

In 2018, passengers onboard a flight to Australia experienced a terrifying 10-second nosedive when a vortex trailing their plane crossed into the wake of another flight. The collision of these vortices, the airline suspected, ...

General Physics Jan 20, 2021

Do simulations represent the real world at the atomic scale?

Computer simulations hold tremendous promise to accelerate the molecular engineering of green energy technologies, such as new systems for electrical energy storage and solar energy usage, as well as carbon dioxide capture ...

General Physics Jan 7, 2021

Insights through atomic simulation

A recent special issue of the Journal of Chemical Physics highlights Pacific Northwest National Laboratory's (PNNL) contributions to developing two prominent open-source software packages for computational chemistry used ...

Bio & Medicine Dec 17, 2020

Scientists first to simulate a large-scale virus, M13

Atomistic simulations are a powerful tool to study the movement and interactions of atoms and molecules. In many biological processes, large-scale effects, for example, assembly of large viruses to nanoparticles are important. ...

Earth Sciences Dec 16, 2020

Expect fewer, but more destructive landfalling tropical cyclones

A study based on new high-resolution supercomputer simulations, published in this week's issue of the journal Science Advances, reveals that global warming will intensify landfalling tropical cyclones of category 3 or higher ...

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